June 2024 – June 2026

Google Algorithm History

Every confirmed Google core and spam update from the last two years — exact rollout dates, durations and what each one targeted. Click any update for the full breakdown and what to do about it.

Sourced from Google's Search Status Dashboard and Search Engine Journal's algorithm history. Newest first.

12

confirmed updates

8

broad core updates

4

spam updates

26 days

longest single rollout

All updates Core updates Spam updates

Core update\ May 2026 Core Update \ May 21, 2026 → Jun 2, 2026 12-day rollout\ \ A broad core update reweighting content-quality signals across the index — reported to also influence which sources appear in AI Overviews. \ Read the breakdown

Core update\ March 2026 Core Update \ Mar 27, 2026 → Apr 8, 2026 12-day rollout\ \ A broad core update that began just two days after the March 2026 spam update finished — a rare back-to-back pairing. \ Read the breakdown

Spam update\ March 2026 Spam Update \ Mar 24, 2026 → Mar 25, 2026 1-day rollout\ \ A very brief spam update — roughly a day — with muted impact, immediately preceding the March 2026 core update. \ Read the breakdown

Core update\ December 2025 Core Update \ Dec 11, 2025 → Dec 29, 2025 18-day rollout\ \ An end-of-year broad core update, reported to increase brand visibility in 'best of' and comparison-style query results. \ Read the breakdown

Spam update\ August 2025 Spam Update \ Aug 26, 2025 → Sep 21, 2025 26-day rollout\ \ A lengthy spam update — roughly four weeks — enforcing Google's spam policies across search results. \ Read the breakdown

Core update\ June 2025 Core Update \ Jun 30, 2025 → Jul 17, 2025 17-day rollout\ \ A broad core update refreshing how Google assesses overall content quality and relevance across the index. \ Read the breakdown

Core update\ March 2025 Core Update \ Mar 13, 2025 → Mar 27, 2025 14-day rollout\ \ A regular broad core update that surfaced more genuinely helpful content and continued reducing unhelpful, search-engine-first pages. \ Read the breakdown

Spam update\ December 2024 Spam Update \ Dec 19, 2024 → Dec 26, 2024 7-day rollout\ \ A spam update enforcing Google's spam policies, rolling out immediately after the December 2024 core update finished. \ Read the breakdown

Core update\ December 2024 Core Update \ Dec 12, 2024 → Dec 18, 2024 6-day rollout\ \ An unusually fast core update that landed just weeks after the November 2024 core update — a rare back-to-back rollout. \ Read the breakdown

Core update\ November 2024 Core Update \ Nov 11, 2024 → Dec 5, 2024 24-day rollout\ \ A broad core update — the longest rollout of 2024 at 24 days — continuing Google's push to reward helpful, reliable, people-first content. \ Read the breakdown

Core update\ August 2024 Core Update \ Aug 15, 2024 → Sep 3, 2024 19-day rollout\ \ A broad core update Google said explicitly aimed to surface genuinely useful content and reward independent sites hurt by prior updates. \ Read the breakdown

Spam update\ June 2024 Spam Update \ Jun 20, 2024 → Jun 27, 2024 7-day rollout\ \ A spam update enforcing Google's spam policies, cleaning up manipulative and low-quality spam tactics in search results. \ Read the breakdown

Know how the next update moved your rankings

Indexly tracks SERP volatility, ranking shifts and traffic impact for every Google core and spam update — so you see exactly which pages each rollout touched.

Monitor Google updates See AI Search Insights