diff --git a/src/node/BUILD.bazel b/src/node/BUILD.bazel
index c9da6ef4736..80eba20636d 100644
--- a/src/node/BUILD.bazel
+++ b/src/node/BUILD.bazel
@@ -17,6 +17,7 @@ wd_ts_bundle(
         "stream/*.js",
         "path/*.ts",
         "util/*.ts",
+        "timers/*.ts",
     ]),
     schema_id = "0xbcc8f57c63814005",
     tsconfig_json = "tsconfig.json",
diff --git a/src/node/internal/internal_timers.ts b/src/node/internal/internal_timers.ts
new file mode 100644
index 00000000000..3d7f25fdf8a
--- /dev/null
+++ b/src/node/internal/internal_timers.ts
@@ -0,0 +1,252 @@
+// Copyright (c) 2017-2022 Cloudflare, Inc.
+// Licensed under the Apache 2.0 license found in the LICENSE file or at:
+//     https://opensource.org/licenses/Apache-2.0
+//
+// Adapted from Node.js. Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import { validateFunction } from 'node-internal:validators';
+
+let clearTimeoutImpl: (obj: Timeout) => void;
+let clearImmediateImpl: (obj: Immediate) => void;
+
+export class Timeout {
+  // @ts-expect-error TS2564 It has a default value, but TS fails to detect it.
+  #timer: number;
+  #callback: (...args: unknown[]) => unknown;
+  #after: number;
+  #args: unknown[];
+  #isRepeat: boolean;
+  #isRefed: boolean;
+
+  public constructor(
+    callback: (...args: unknown[]) => unknown,
+    after: number = 1,
+    args: unknown[] = [],
+    isRepeat: boolean = false,
+    isRefed: boolean = false
+  ) {
+    this.#callback = callback;
+    // Left it as multiply by 1 due to make the behavior as similar to Node.js
+    // as possible.
+    this.#after = after * 1;
+    this.#args = args;
+    this.#isRepeat = isRepeat;
+    this.#isRefed = isRefed;
+    this.#constructTimer();
+  }
+
+  #constructTimer(): void {
+    if (this.#isRepeat) {
+      // @ts-expect-error TS2322 Due to difference between Node.js and globals
+      this.#timer = globalThis.setInterval(
+        this.#callback,
+        this.#after,
+        ...this.#args
+      );
+    } else {
+      // @ts-expect-error TS2322 Due to difference between Node.js and globals
+      this.#timer = globalThis.setTimeout(
+        this.#callback,
+        this.#after,
+        ...this.#args
+      );
+    }
+  }
+
+  #clearTimeout(): void {
+    if (this.#isRepeat) {
+      globalThis.clearInterval(this.#timer);
+    } else {
+      globalThis.clearTimeout(this.#timer);
+    }
+  }
+
+  public refresh(): this {
+    this.#clearTimeout();
+    this.#constructTimer();
+    return this;
+  }
+
+  public unref(): this {
+    // Intentionally left as no-op.
+    this.#isRefed = false;
+    return this;
+  }
+
+  public ref(): this {
+    // Intentionally left as no-op.
+    this.#isRefed = true;
+    return this;
+  }
+
+  public hasRef(): boolean {
+    return this.#isRefed;
+  }
+
+  public close(): this {
+    this.#clearTimeout();
+    return this;
+  }
+
+  public [Symbol.dispose](): void {
+    this.#clearTimeout();
+  }
+
+  public [Symbol.toPrimitive](): number {
+    return this.#timer;
+  }
+
+  static {
+    clearTimeoutImpl = (obj: Timeout): void => {
+      obj.#clearTimeout();
+    };
+  }
+}
+
+export class Immediate {
+  // @ts-expect-error TS2724 Node.js and global difference.
+  #timer: globalThis.Immediate;
+  #hasRef: boolean = false;
+
+  public constructor(
+    callback: (...args: unknown[]) => void,
+    args: unknown[] = []
+  ) {
+    this.#timer = globalThis.setImmediate(callback, ...args);
+  }
+
+  public ref(): this {
+    // Intentionally left as no-op.
+    this.#hasRef = true;
+    return this;
+  }
+
+  public unref(): this {
+    // Intentionally left as no-op.
+    this.#hasRef = false;
+    return this;
+  }
+
+  public hasRef(): boolean {
+    return this.#hasRef;
+  }
+
+  public [Symbol.dispose](): void {
+    // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
+    globalThis.clearImmediate(this.#timer);
+  }
+
+  static {
+    clearImmediateImpl = (obj: Immediate): void => {
+      // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
+      globalThis.clearImmediate(obj.#timer);
+    };
+  }
+}
+
+export function setTimeout(
+  callback: (...args: unknown[]) => unknown,
+  after: number,
+  ...args: unknown[]
+): Timeout {
+  validateFunction(callback, 'callback');
+
+  return new Timeout(
+    callback,
+    after,
+    args,
+    /* isRepeat */ false,
+    /* isRefed */ true
+  );
+}
+
+export function clearTimeout(timer: unknown): void {
+  if (timer instanceof Timeout) {
+    clearTimeoutImpl(timer);
+  } else if (typeof timer === 'number') {
+    globalThis.clearTimeout(timer);
+  }
+}
+
+export function setImmediate(
+  callback: (...args: unknown[]) => void,
+  ...args: unknown[]
+): Immediate {
+  validateFunction(callback, 'callback');
+  return new Immediate(callback, args);
+}
+
+export function clearImmediate(immediate?: Immediate): void {
+  if (immediate != null) {
+    clearImmediateImpl(immediate);
+  }
+}
+
+export function setInterval(
+  callback: (...args: unknown[]) => void,
+  repeat: number,
+  ...args: unknown[]
+): Timeout {
+  validateFunction(callback, 'callback');
+  return new Timeout(
+    callback,
+    repeat,
+    args,
+    /* isRepeat */ true,
+    /* isRefed */ true
+  );
+}
+
+export function clearInterval(timer: unknown): void {
+  if (timer instanceof Timeout) {
+    clearTimeoutImpl(timer);
+  } else if (typeof timer === 'number') {
+    globalThis.clearInterval(timer);
+  }
+}
+
+/**
+ * @deprecated Please use timeout.refresh() instead.
+ */
+export function active(timer: unknown): void {
+  if (timer instanceof Timeout) {
+    timer.refresh();
+  }
+}
+
+/**
+ * @deprecated Please use clearTimeout instead.
+ */
+export function unenroll(timer: unknown): void {
+  if (timer instanceof Timeout) {
+    clearTimeoutImpl(timer);
+  } else if (typeof timer === 'number') {
+    globalThis.clearTimeout(timer);
+  }
+}
+
+/**
+ * @deprecated Please use setTimeout instead.
+ */
+export function enroll(_item: unknown, _msecs: number): void {
+  throw new Error('Not implemented. Please use setTimeout() instead.');
+}
diff --git a/src/node/internal/internal_timers_promises.ts b/src/node/internal/internal_timers_promises.ts
new file mode 100644
index 00000000000..1a3fac9dfce
--- /dev/null
+++ b/src/node/internal/internal_timers_promises.ts
@@ -0,0 +1,218 @@
+// Copyright (c) 2017-2022 Cloudflare, Inc.
+// Licensed under the Apache 2.0 license found in the LICENSE file or at:
+//     https://opensource.org/licenses/Apache-2.0
+//
+// Adapted from Node.js. Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import * as timers from 'node-internal:internal_timers';
+import { ERR_INVALID_THIS, AbortError } from 'node-internal:internal_errors';
+import {
+  validateNumber,
+  validateAbortSignal,
+  validateBoolean,
+  validateObject,
+} from 'node-internal:validators';
+
+const kScheduler = Symbol.for('kScheduler');
+
+export async function setTimeout(
+  after: number | undefined,
+  value?: unknown,
+  options: { signal?: AbortSignal; ref?: boolean } = {}
+): Promise<typeof value> {
+  if (after !== undefined) {
+    validateNumber(after, 'delay');
+  }
+
+  validateObject(options, 'options');
+
+  if (options.signal !== undefined) {
+    validateAbortSignal(options.signal, 'options.signal');
+  }
+
+  if (options.ref !== undefined) {
+    validateBoolean(options.ref, 'options.ref');
+  }
+
+  // Ref options is a no-op.
+  const { signal } = options;
+
+  if (signal?.aborted) {
+    throw new AbortError(undefined, { cause: signal.reason });
+  }
+
+  const { promise, resolve, reject } = Promise.withResolvers<typeof value>();
+
+  const timer = timers.setTimeout(() => {
+    resolve(value);
+  }, after ?? 0);
+
+  if (signal) {
+    function onCancel(): void {
+      timers.clearTimeout(timer);
+      reject(new AbortError(undefined, { cause: signal?.reason }));
+    }
+    signal.addEventListener('abort', onCancel);
+  }
+
+  return promise;
+}
+
+export async function setImmediate(
+  value?: unknown,
+  options: { signal?: AbortSignal; ref?: boolean } = {}
+): Promise<typeof value> {
+  validateObject(options, 'options');
+  if (options.signal !== undefined) {
+    validateAbortSignal(options.signal, 'options.signal');
+  }
+
+  if (options.ref !== undefined) {
+    validateBoolean(options.ref, 'options.ref');
+  }
+
+  // Ref options is a no-op.
+  const { signal } = options;
+
+  if (signal?.aborted) {
+    throw new AbortError(undefined, { cause: signal.reason });
+  }
+
+  const { promise, resolve, reject } = Promise.withResolvers<typeof value>();
+
+  const timer = timers.setImmediate(() => {
+    resolve(value);
+  });
+
+  if (signal) {
+    function onCancel(): void {
+      timers.clearImmediate(timer);
+      reject(new AbortError(undefined, { cause: signal?.reason }));
+    }
+    signal.addEventListener('abort', onCancel);
+  }
+
+  return promise;
+}
+
+export async function* setInterval(
+  after?: number,
+  value?: unknown,
+  options: { signal?: AbortSignal; ref?: boolean } = {}
+): AsyncGenerator {
+  if (after !== undefined) {
+    validateNumber(after, 'delay');
+  }
+
+  validateObject(options, 'options');
+
+  if (options.signal !== undefined) {
+    validateAbortSignal(options.signal, 'options.signal');
+  }
+
+  if (options.ref !== undefined) {
+    validateBoolean(options.ref, 'options.ref');
+  }
+
+  // Ref options is a no-op.
+  const { signal, ref } = options;
+
+  if (signal?.aborted) {
+    throw new AbortError(undefined, { cause: signal.reason });
+  }
+
+  let onCancel: (() => void) | undefined;
+  let interval: timers.Timeout;
+  try {
+    let notYielded = 0;
+    let callback: ((promise?: Promise<void>) => void) | undefined;
+    interval = new timers.Timeout(
+      () => {
+        notYielded++;
+        callback?.();
+        callback = undefined;
+      },
+      after,
+      undefined,
+      true,
+      ref
+    );
+
+    if (signal) {
+      onCancel = (): void => {
+        timers.clearInterval(interval);
+        callback?.(
+          Promise.reject(new AbortError(undefined, { cause: signal.reason }))
+        );
+        callback = undefined;
+      };
+      signal.addEventListener('abort', onCancel);
+    }
+
+    while (!signal?.aborted) {
+      if (notYielded === 0) {
+        await new Promise((resolve) => (callback = resolve));
+      }
+      for (; notYielded > 0; notYielded--) {
+        yield value;
+      }
+    }
+    throw new AbortError(undefined, { cause: signal.reason });
+  } finally {
+    // @ts-expect-error TS2454 TS detects invalid use before assignment.
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
+    if (interval) {
+      timers.clearInterval(interval);
+    }
+    if (onCancel) {
+      signal?.removeEventListener('abort', onCancel);
+    }
+  }
+}
+
+// TODO(@jasnell): Scheduler is an API currently being discussed by WICG
+// for Web Platform standardization: https://github.com/WICG/scheduling-apis
+// The scheduler.yield() and scheduler.wait() methods correspond roughly to
+// the awaitable setTimeout and setImmediate implementations here. This api
+// should be considered to be experimental until the spec for these are
+// finalized. Note, also, that Scheduler is expected to be defined as a global,
+// but while the API is experimental we shouldn't expose it as such.
+class Scheduler {
+  public [kScheduler] = true;
+
+  public yield(): Promise<void> {
+    if (!this[kScheduler]) throw new ERR_INVALID_THIS('Scheduler');
+    // @ts-expect-error TS2555 Following Node.js implementation
+    return setImmediate();
+  }
+
+  public wait(
+    delay: number,
+    options?: { signal?: AbortSignal }
+  ): Promise<void> {
+    if (!this[kScheduler]) throw new ERR_INVALID_THIS('Scheduler');
+    // @ts-expect-error TS2322 Invalid return value detected by TS.
+    return setTimeout(delay, undefined, options);
+  }
+}
+
+export const scheduler = new Scheduler();
diff --git a/src/node/timers.ts b/src/node/timers.ts
new file mode 100644
index 00000000000..525715c2209
--- /dev/null
+++ b/src/node/timers.ts
@@ -0,0 +1,28 @@
+import * as _promises from 'node-internal:internal_timers_promises';
+import {
+  setTimeout,
+  clearTimeout,
+  setImmediate,
+  clearImmediate,
+  setInterval,
+  clearInterval,
+  active,
+  unenroll,
+  enroll,
+} from 'node-internal:internal_timers';
+
+export * from 'node-internal:internal_timers';
+export const promises = _promises;
+
+export default {
+  promises: _promises,
+  setTimeout,
+  clearTimeout,
+  setImmediate,
+  clearImmediate,
+  setInterval,
+  clearInterval,
+  active,
+  unenroll,
+  enroll,
+};
diff --git a/src/node/timers/promises.ts b/src/node/timers/promises.ts
new file mode 100644
index 00000000000..cfc13646072
--- /dev/null
+++ b/src/node/timers/promises.ts
@@ -0,0 +1,28 @@
+// Copyright (c) 2017-2022 Cloudflare, Inc.
+// Licensed under the Apache 2.0 license found in the LICENSE file or at:
+//     https://opensource.org/licenses/Apache-2.0
+//
+// Adapted from Node.js. Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import * as _default from 'node-internal:internal_timers_promises';
+export * from 'node-internal:internal_timers_promises';
+export default _default;
diff --git a/src/node/tsconfig.json b/src/node/tsconfig.json
index 0784c82b020..8d9f3a4a197 100644
--- a/src/node/tsconfig.json
+++ b/src/node/tsconfig.json
@@ -28,6 +28,7 @@
       "node:util/*": ["./*"],
       "node:path/*": ["./*"],
       "node:stream/*": ["./*"],
+      "node:timers/*": ["./*"],
       "node-internal:*": ["./internal/*"],
       "cloudflare-internal:sockets": ["./internal/sockets.d.ts"],
       "cloudflare-internal:workers": ["./internal/workers.d.ts"],
diff --git a/src/workerd/api/node/BUILD.bazel b/src/workerd/api/node/BUILD.bazel
index 1e348768f40..8b838f0d3f9 100644
--- a/src/workerd/api/node/BUILD.bazel
+++ b/src/workerd/api/node/BUILD.bazel
@@ -272,3 +272,9 @@ wd_test(
         "//conditions:default": [],
     }),
 )
+
+wd_test(
+    src = "tests/timers-nodejs-test.wd-test",
+    args = ["--experimental"],
+    data = ["tests/timers-nodejs-test.js"],
+)
diff --git a/src/workerd/api/node/tests/timers-nodejs-test.js b/src/workerd/api/node/tests/timers-nodejs-test.js
new file mode 100644
index 00000000000..97b410c3f58
--- /dev/null
+++ b/src/workerd/api/node/tests/timers-nodejs-test.js
@@ -0,0 +1,138 @@
+// Copyright (c) 2017-2022 Cloudflare, Inc.
+// Licensed under the Apache 2.0 license found in the LICENSE file or at:
+//     https://opensource.org/licenses/Apache-2.0
+//
+// Adapted from Node.js. Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import timers from 'node:timers';
+import { throws, strictEqual, deepStrictEqual } from 'node:assert';
+
+export const testEnroll = {
+  async test() {
+    throws(() => timers.enroll(), /Not implemented/);
+  },
+};
+
+// Tests are taken from:
+// https://github.com/nodejs/node/blob/b3641fe85d55525127c03be730596154705b798e/test/parallel/test-timers-immediate.js
+export const testSetImmediate = {
+  async test() {
+    {
+      const { promise, resolve, reject } = Promise.withResolvers();
+      let mainFinished = false;
+      timers.setImmediate(() => {
+        strictEqual(mainFinished, true);
+        timers.clearImmediate(immediateB);
+        resolve();
+      });
+
+      const immediateB = timers.setImmediate(reject);
+      mainFinished = true;
+
+      await promise;
+    }
+
+    {
+      const { promise, resolve } = Promise.withResolvers();
+      globalThis.setImmediate(
+        (...args) => {
+          deepStrictEqual(args, [1, 2, 3]);
+          resolve();
+        },
+        1,
+        2,
+        3
+      );
+      await promise;
+    }
+  },
+};
+
+export const testSetTimeout = {
+  async test() {
+    {
+      const { promise, resolve, reject } = Promise.withResolvers();
+      let mainFinished = false;
+      timers.setTimeout(() => {
+        strictEqual(mainFinished, true);
+        timers.clearTimeout(timeoutB);
+        resolve();
+      });
+
+      const timeoutB = timers.setTimeout(reject);
+      mainFinished = true;
+
+      await promise;
+    }
+
+    {
+      const { promise, resolve } = Promise.withResolvers();
+      timers.setTimeout(
+        (...args) => {
+          deepStrictEqual(args, [1, 2, 3]);
+          resolve();
+        },
+        100,
+        1,
+        2,
+        3
+      );
+      await promise;
+    }
+  },
+};
+
+export const testSetInterval = {
+  async test() {
+    {
+      const { promise, resolve, reject } = Promise.withResolvers();
+      let mainFinished = false;
+      const thisInterval = timers.setInterval(() => {
+        strictEqual(mainFinished, true);
+        timers.clearInterval(intervalB);
+        timers.clearInterval(thisInterval);
+        resolve();
+      }, 100);
+
+      const intervalB = timers.setInterval(reject, 100);
+      mainFinished = true;
+
+      await promise;
+    }
+
+    {
+      const { promise, resolve } = Promise.withResolvers();
+      const thisInterval = timers.setInterval(
+        (...args) => {
+          deepStrictEqual(args, [1, 2, 3]);
+          timers.clearInterval(thisInterval);
+          resolve();
+        },
+        100,
+        1,
+        2,
+        3
+      );
+      await promise;
+    }
+  },
+};
diff --git a/src/workerd/api/node/tests/timers-nodejs-test.wd-test b/src/workerd/api/node/tests/timers-nodejs-test.wd-test
new file mode 100644
index 00000000000..f69236a5326
--- /dev/null
+++ b/src/workerd/api/node/tests/timers-nodejs-test.wd-test
@@ -0,0 +1,15 @@
+using Workerd = import "/workerd/workerd.capnp";
+
+const unitTests :Workerd.Config = (
+  services = [
+    ( name = "nodejs-timers-test",
+      worker = (
+        modules = [
+          (name = "worker", esModule = embed "timers-nodejs-test.js")
+        ],
+        compatibilityDate = "2025-01-09",
+        compatibilityFlags = ["nodejs_compat"],
+      )
+    ),
+  ],
+);