300,000 broken pages. One audit. Organic traffic up 1,379% year-over-year.

Valery Real Estate is Canada's first AI-powered real estate brokerage, based in Vaughan, Ontario. The platform serves both homebuyers and sellers, offering instant property valuations, market trend analysis, MLS listing search across Ontario, and AI-generated action plans, as well as real estate agents who use Valery's tools to handle pricing, timing, and client research.

Like most real estate platforms at Valery's scale, organic traffic depends on programmatic pages: thousands of individual listing and neighbourhood pages generated from a live property database, each targeting long-tail queries (address lookups, city-level searches, property type filters across Ontario). A large programmatic page inventory is a compounding asset when it works. When the URL structure breaks, the damage is measured in hundreds of thousands of lost pages, not dozens.

In early 2025, Valery's organic traffic was in persistent decline. There was no single algorithmic event, no obvious content issue, just slow erosion since launch. A technical SEO audit commissioned through Croton Content identified the cause within the first crawl.

324,580 pages were returning 404 errors. The root cause: Valery's September 2024 rebrand from ChatVal had restructured the site's URL format without implementing redirects from the old addresses. Every old URL remained live in Google's index, in backlinks, and in the XML sitemap. They simply didn't resolve to anything anymore.

A handful of 404 errors is crawl noise. Three hundred thousand is a quality collapse. Google noticed, and it showed in the traffic data.

There was a secondary problem layered beneath the 404s: a cohort of pages Google had crawled but not indexed — 506,104 of them. These were listing pages serving minimal content because full property details were locked behind registration. A page that renders without useful information doesn't meet search intent, and Google won't index what it can't evaluate.

Valery launched under its current brand in September 2024. In those first four months, with a broken URL structure from day one, the platform recorded just 14,918 organic sessions across the entire launch year. By May 2025, weekly organic sessions had fallen to a floor of 974.

Valery's development team implemented the 301 redirects in late August 2025, approximately three months after the audit was delivered. The response from Google was rapid. Within days, organic daily sessions began climbing. By the week of September 3–9, weekly sessions had jumped to 5,847. By September 17–23, they peaked at 12,276: a 12.6-times increase from the May floor, in under three weeks.

The traffic recovery was not a transient spike. Organic sessions averaged approximately 8,500 per week across October and November 2025, sustained at roughly 6 times the pre-fix baseline. Organic search was the #1 traffic channel for the year, ahead of direct (163,797 sessions).

The top-performing page was /map-search: Valery's interactive listing search, with 12,704 views and an average session depth of nearly 14 pages per user. These are not casual visitors: 134 seconds of average engagement time indicates users actively exploring listings.

Below the map search, traffic was distributed across hundreds of individual property listing pages spanning all of Ontario: Toronto, London, Hamilton, Mississauga, Burlington, Ottawa, St. Catharines. These were the programmatic pages the broken URL structure had made invisible to Google for over a year. The 301 redirects did not create new traffic. They unlocked access to authority that had been building while the URLs were broken.

Traffic recovery matters more when it converts. In the eight months before the redirect fix (January–August 2025), organic search drove approximately 1,370 user registrations. In the four months after (September–December 2025), organic search drove 2,985: more than double the registrations in half the time.

Valery's problem was invisible in the normal course of running a website. The pages looked fine to a logged-in user. The content team kept publishing. The problem only became visible when someone looked at what Googlebot was seeing and found that a third of the site had quietly stopped working.

Croton Content is a video-first AEO, SEO, and GEO agency offering technical SEO audits as standalone diagnostic engagements for sites experiencing significant unexplained traffic declines. If your site has a large programmatic inventory (real estate, financial tools, B2B SaaS), a broken URL structure is one of the fastest ways to lose ground that took years to build, and one of the fastest problems to recover from once identified.

See the Tiiny.host YouTube SEO case study for a different type of engagement, or view all client results.