

A Google core update is a broad change to Google's ranking systems, announced several times a year on the Google Search Status Dashboard. It targets no specific site: it reassesses how helpful and reliable pages are across the web. For a law firm, that means rankings can drop or climb within weeks even if you changed nothing.
Google confirmed nine core updates between March 2024 and May 2026, plus eight spam updates. Each one reshuffles results on searches such as "divorce lawyer Houston" or "car accident lawyer Phoenix", where a few positions decide who gets the call. This guide lists every update with its dates, explains what Google says it evaluates, and shows how to check and protect a law firm website.
If you are new to the topic, our complete guide to law firm SEO covers the foundations. This article focuses on what happens when Google changes the rules of the game.
Google describes core updates as "significant, broad changes" to its search algorithms and systems, made several times a year. The word "core" refers to the core ranking systems that sort every result, as opposed to narrower systems such as spam detection. A core update does not add a new rule for you to follow. It changes how Google weighs the signals it already uses. Our article on how Google Search works explains those systems.
According to Google's documentation on core updates, these changes "don't target specific sites or individual web pages." Their goal is to keep results helpful and reliable as the web changes. Google compares it to updating a list of your 20 favorite restaurants: new places open, some move up, and the ones that drop are not necessarily bad. Others simply earned a spot in the top 20.
For a law firm, the practical meaning is simple. A drop after a core update is rarely a penalty. It usually means Google now finds other pages more useful for that search: a competitor's practice area page, a legal information site, or a government page that answers the question better.
The Google Search Status Dashboard logs several kinds of ranking updates. Core updates reassess quality across the web. Spam updates improve SpamBrain, Google's AI-based spam prevention system, and affect sites that break its spam policies. Specialized updates, such as the February 2026 Discover update, concern a single Google surface.
Google also ships smaller core updates that it does not announce, because they "aren't widely noticeable." That matters for recovery: an improved site can regain positions between two announced updates. Manual actions are a separate matter. When a human reviewer flags a site for spam, Google sends a notice through Search Console, and the owner can request reconsideration.
The lists below come from the Google Search Status Dashboard, read on October 19, 2026. Dates are the start and end of each rollout as Google posted them, in US Pacific time. Durations are the ones the dashboard displays.
| Update | Rollout started | Rollout complete | Duration |
|---|---|---|---|
| May 2026 core update | May 21, 2026 | June 2, 2026 | 11 days, 21 hours |
| March 2026 core update | March 27, 2026 | April 8, 2026 | 12 days, 4 hours |
| December 2025 core update | December 11, 2025 | December 29, 2025 | 18 days, 2 hours |
| June 2025 core update | June 30, 2025 | July 17, 2025 | 16 days, 18 hours |
| March 2025 core update | March 13, 2025 | March 27, 2025 | 13 days, 21 hours |
| December 2024 core update | December 12, 2024 | December 18, 2024 | 6 days, 4 hours |
| November 2024 core update | November 11, 2024 | December 5, 2024 | 23 days, 13 hours |
| August 2024 core update | August 15, 2024 | September 3, 2024 | 19 days, 4 hours |
| March 2024 core update | March 5, 2024 | April 19, 2024 | 45 days |
The March 2024 core update was the longest. Google called it "a more complex update than our usual core updates," with changes to multiple core systems. It also changed how Google identifies helpful content: the core ranking systems now use a variety of signals, and "there's no longer one signal or system used to do this."
The August 2024 core update, according to Google, also aimed to "better capture improvements that sites may have made." During that rollout, Google logged a separate ranking issue from August 15 to August 20, 2024, which it said was unrelated to the core update. When you read your own data, check the dashboard for overlapping incidents like this one.
| Update | Rollout started | Rollout complete | Duration |
|---|---|---|---|
| September 2026 spam update | September 24, 2026 | October 8, 2026 | 13 days, 16 hours |
| August 2026 spam update | August 18, 2026 | August 21, 2026 | 2 days, 16 hours |
| June 2026 spam update | June 24, 2026 | June 26, 2026 | 2 days, 1 hour |
| March 2026 spam update | March 24, 2026 | March 25, 2026 | 19 hours, 30 minutes |
| February 2026 Discover update | February 5, 2026 | February 27, 2026 | 21 days, 17 hours |
| August 2025 spam update | August 26, 2025 | September 22, 2025 | 26 days, 15 hours |
| December 2024 spam update | December 19, 2024 | December 26, 2024 | 7 days, 2 hours |
| June 2024 spam update | June 20, 2024 | June 27, 2024 | 7 days, 1 hour |
| March 2024 spam update | March 5, 2024 | March 20, 2024 | 14 days, 21 hours |
The February 2026 Discover update was a core update for Google Discover, released for English-language users in the US. It concerned the article feed in the Google app, not the web results where law firms usually compete. People who search for an "August 2026 core update" or a "September 2026 core update" will find spam updates: Google released no core update in those months.
Spam updates call for a different response. Google says sites that see a change after one should review its spam policies. For link spam, it adds a warning: once its systems discount spammy links, any ranking benefit those links produced is lost and "cannot be regained."
Google says core updates happen "several times a year." The dashboard bears that out: four core updates in 2024, three in 2025, and two so far in 2026, in March and May. The gap between two updates has ranged from one month, between November and December 2024, to more than five months, between June and December 2025.
Rollout length varies too. Google's announcements give an expected window of two weeks to a month. Seven of the nine core updates since March 2024 finished in under three weeks. The two exceptions were March 2024, at 45 days, and November 2024, at 23 days and 13 hours.
As of October 19, 2026, no. The last core update, the May 2026 core update, finished rolling out on June 2, 2026. The most recent ranking update of any kind is the September 2026 spam update, completed on October 8, 2026. Google does not publish dates in advance, so the only reliable answer is the dashboard on the day you ask.
Each update on the dashboard gets two entries: the release, then a note that the rollout is complete. The dashboard also offers an RSS feed you can add to a feed reader, so you hear about the next update the day it starts.
Google gives "even more weight" to content with strong E-E-A-T (experience, expertise, authoritativeness, and trustworthiness) on topics that could significantly affect people's health, financial stability, or safety, or the welfare of society. It calls these "Your Money or Your Life" topics, or YMYL. Of the four aspects, Google says trust is the most important.
Google's search quality rater guidelines, in their September 11, 2025 version, sort YMYL harm into categories that include financial security and government, civics, and society. A page on a DUI charge, a custody schedule, an immigration filing, or unpaid wages fits these categories directly. For such topics, Google's guidance says content "must be highly accurate and consistent with established expert consensus."
Raters do not set rankings, and Google says rater data "is not used directly" in its ranking algorithms. The guidelines still show what the systems try to reward. They tell raters to research the reputation of content creators, and they name "professionals such as lawyers and doctors" among the people whose reputation raters should expect to find.
Most law firm websites we audit at Hendy show the same gaps. None is a violation on its own. Together, they leave Google with little proof that a qualified lawyer stands behind the content.
Competition makes it harder. On high-value searches such as "car accident lawyer" or "wrongful termination lawyer", law firms compete with legal information publishers, lead generation directories, and large firms that publish every week. When a core update raises the bar on demonstrated expertise, a site that publishes three unsigned posts a year falls behind.
Google publishes no list of core update criteria. What it does publish, in its guidance on helpful, reliable, people-first content and in its spam policies, points to three areas where law firm websites win or lose.
Google asks whether it is "self-evident to your visitors who authored your content" and whether bylines lead to more information about the author. For a law firm, every article and practice area page should carry the name of the attorney who wrote or reviewed it, linked to a bio page.
A strong bio page lists bar admissions and the year of admission, a link to the attorney's profile on the state bar website, practice areas, education, publications, and speaking engagements. Google also warns against fabricated creator profiles, such as "AI-generated headshots, made-up names, or false credentials." Use real attorneys and real photos.
Many firms build one page per city to rank in nearby suburbs. Google's doorway abuse policy names this risk directly: "multiple domain names or pages targeted at specific regions or cities that funnel users to one page." It also lists "substantially similar pages that are closer to search results than a clearly defined, browseable hierarchy."
A location page earns its place when it holds information specific to that place: the courthouse where cases are heard, local procedure, the office address, the attorneys who practice there, and reviews from clients in the area. If you cannot write that for a city, link to your main practice area page instead. Our guide to local SEO for law firms covers the rest.
Google does not ban AI-assisted writing. Its guidance on generative AI content says AI can help research a topic and add structure to original content. The line is scale without value: generating many pages "without adding value for users" may violate the scaled content abuse policy, which Google introduced in March 2024 alongside that month's core update.
The policy applies "no matter how it's created," by automation, by people, or by both. Google also asks publishers to "manually factcheck and review all AI-generated content" before publishing, including titles, meta descriptions, structured data, and image alt text. On a legal page, that review belongs to a lawyer: a wrong deadline is a trust problem, not a typo. Our guide to AI content for law firms explains the workflow.
| What Google documents | What it means on a law firm website |
|---|---|
| Clear authorship, with bylines that lead to author information | An attorney byline on every page, and a bio with bar admissions and a link to the state bar profile |
| YMYL content must be highly accurate | Cite the statutes and court rules you rely on, and have an attorney review each page |
| Changing dates without substantial changes is a warning sign | Update the "last reviewed" date only after a real legal or factual update |
| Doorway abuse: city pages that funnel users to one page | One location page per office or real local practice, with content unique to that place |
| Scaled content abuse, and manual review of AI content | Lawyer review of every AI draft, and no batches of pages published at once |
| Google has no preferred word count | Answer the question completely, without padding to reach a length |
| Core ranking systems reward a good page experience | Fast mobile pages and a layout that lets people read the answer |
Two older principles still apply. The first is topical focus: a site that covers family law in depth, with pages that link to each other in a topic cluster, sends a clearer signal than a catalog of twenty practice areas with one thin page each.
The second is reputation. A mention from a state or local bar association, a law school, a legal publication, or local news carries more weight than dozens of generic directory listings. Google's self-assessment asks whether people researching your site would see it as "well-trusted or widely-recognized as an authority on its topic."
A drop often goes unnoticed for weeks, until the phone rings less. Google's documentation gives a precise method based on Google Search Console. Follow it before you change anything on the site. At Hendy, this diagnosis is the first thing we do before touching a law firm website.
Check the Status Dashboard and note the start and end dates of the update. Google recommends waiting "at least a full week" after a core update completes. Then, in the Performance report, compare that week with a week before the rollout started. Switch the chart to the weekly view, added in December 2025, so weekday swings do not blur the comparison.
Review your top pages and queries. Google separates two cases. A small drop, for example from position 2 to 4, calls for no drastic action, and Google advises against changing content that already performs well. A large drop, for example from position 4 to 29, calls for a deeper assessment. Check each search type separately as well: web, images, video, and news.
Then apply the branded queries filter, available to all eligible sites since March 2026, to separate searches for your firm's name from the rest. Losses on non-branded queries are the ones that cost new matters, because people who search for your name already know you.
The pattern tells you where to look. In our experience, losses on broad searches such as "personal injury lawyer Atlanta", while precise long-tail searches hold, point to site-wide authority. Losses concentrated on a handful of pages point to the quality of those pages. Third-party volatility trackers then tell you whether the whole market moved or only your site, which changes the response entirely.
| Tool | What it measures | Cost | When to check |
|---|---|---|---|
| Google Search Console | Clicks, impressions, and position by page and query | Free | Weekly, and daily during a rollout |
| Google Search Status Dashboard | Official start and end of each ranking update | Free | Whenever your traffic moves |
| Semrush Sensor | Overall search result volatility, by industry category | Free, with limited access | In the days after an announcement |
| MozCast | Daily "temperature" of Google rankings | Free | In the days after an announcement |
| Semrush or Ahrefs | Ranking history page by page over time | Paid | Monthly, before and after each update |
Recovery rarely comes from one technical fix. Google asks site owners to check whether "your site overall (not just individual pages)" is helpful and reliable, and to avoid "quick fix" changes. Plan in months, and judge the results after the next core update rather than after a few days.
Start with the pages that lost the most clicks and run them through Google's self-assessment questions. Does each one provide "substantial value when compared to other pages in search results"? Compare it with the pages that now outrank it: depth, named author, sources cited, structure of the answer. Google also suggests asking trusted people unaffiliated with your site for an honest review. Our law firm SEO audit guide walks through the full process.
Sort weak pages into three groups: pages to improve, pages to merge, and pages to remove. Improving means rewriting or restructuring a page so it answers the question better, which Google cites as a meaningful change. Merging means combining two posts on the same question into one stronger page, with a redirect from the old URL.
Deleting comes last. Google calls it "a last resort," for content that cannot be salvaged. If you are tempted to delete whole sections, Google says that is likely a sign they were created for search engines first, and removing that unhelpful content can help your good pages perform better.
On the pages that bring in consultations, add the attorney byline and bio, cite your legal sources, and keep every claim about results within ABA Model Rule 7.1, which bars false or misleading communications (see our guide to lawyer advertising rules). Then point internal links from related articles to your practice area pages, so your strongest content gets the weight it deserves.
Google says some changes take effect in a few days, but it "could take several months" for its systems to confirm that a site as a whole now produces helpful, reliable content. If several months pass with no effect, the next core update may be when it shows. Smaller, unannounced core updates can also lift an improved site in between. Google adds that no change comes with a guarantee.
| Action | Priority | When Google can reflect it | Effort |
|---|---|---|---|
| Add attorney bylines and bio pages | High | Weeks to months | Low |
| Rewrite the pages that lost the most | High | Months, often confirmed at the next core update | High |
| Merge overlapping articles, with redirects | High | Months | Medium |
| Rework near-identical location pages | High | Months | Medium |
| Rebuild internal links toward key pages | Medium | Weeks to months | Medium |
| Earn mentions from bar associations and legal media | Medium | Months | High |
| Fix speed and mobile issues (Core Web Vitals) | Medium | Weeks to months | Depends on the CMS |
| Delete content that cannot be salvaged | Last resort | Months | Low |
Spam updates follow a different logic. If traffic fell during a spam update, review the spam policies first. Google says a site can improve once its automated systems learn "over a period of months" that it complies. For page speed and stability, the Core Web Vitals documented by Google give measurable thresholds.
A routine keeps you from discovering a drop two months late. Here is the one we run for the law firms we work with. It relies only on free Google tools.
Compare clicks and impressions on your money pages with the previous month and with the same month last year. Look at calls and form submissions alongside them. A ranking loss on a page that never brought a consultation matters less than a two-position slip on your main practice area page.
Each Google core update redistributes positions toward pages that give a reliable, signed, and complete answer. For a law firm, that means pages written or reviewed by a named attorney, answers to precise legal questions, location pages with real local substance, AI drafts checked by a lawyer, and a reputation built on credible outside sources. Firms that lose ground after a Google core update were rarely penalized. Other sites simply did more.
If your site lost visibility after a recent update, diagnose it now, before the next cycle widens the gap. As a law firm SEO agency, Hendy analyzes the signals behind the drop and sets the priorities, page by page. Contact us to start the audit.
A Google core update is a broad change to Google's core ranking systems, announced several times a year on the Google Search Status Dashboard. It does not target any specific site. It reassesses how helpful and reliable pages are, so your rankings can move even if you changed nothing on your website.

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