Observed Signal · Jun 26, 2026 · Policy Update · Source: CMSWire · Impact: 4/5 · Sentiment: Neutral
SEO Market: Schema Markup: Marketers Finally Get the Evidence
Recent studies challenge the long-held belief that schema markup boosts search rankings. A controlled experiment by Evergrow Marketing found no significant ranking improvements on Google, Bing, or Yahoo for local businesses using LocalBusiness schema. Ahrefs analyzed 1,885 pages and found adding JSON-LD produced no meaningful citation lift in AI search features like Google AI Overviews, AI Mode, or ChatGPT. However, schema did improve ChatGPT positioning for local businesses, suggesting it helps AI platforms understand structured facts. Meanwhile, Google has been deprecating many structured data types, including FAQ rich snippets. The article concludes that schema is not a ranking factor but remains essential for generating rich results in products, jobs, recipes, and events, and can benefit local businesses seeking ChatGPT visibility.
Google is deprecating multiple schema types, and controlled studies show schema has minimal ranking impact, but it does aid ChatGPT visibility for local businesses, forcing marketers to reallocate SEO resources.
Key Takeaways & Evidence Grounding
- Evergrow Marketing's controlled study found no statistically significant ranking impact from LocalBusiness schema on Google, Bing, or Yahoo.
- Ahrefs' test of 1,885 pages found adding JSON-LD produced no meaningful citation lift in AI search features.
- Schema improved ChatGPT positioning for local businesses with 92.91% confidence.
- Google deprecated several structured data types in late 2025, including FAQ rich snippets and dataset markup.
- Product, job, recipe, and event schema remain essential for rich results.
Connected Companies & Entities
5 Entities mappedYahoo
Digital media owner with owned inventory and ad-tech platforms.
“tracked for another five weeks across Google, Google Mobile, Bing, Yahoo...”
Ahrefs
SEO intelligence and web analytics software for marketers and agencies.
“The Ahrefs study went broad....”
Bing
Microsoft’s search engine monetised through advertising and media inventory.
“tracked for another five weeks across Google, Google Mobile, Bing, Yahoo...”
Moz
SEO software and search data platform for marketers.
“folks from Moz...”
Search, video, adtech and cloud giant within Alphabet.
“Google is quietly walking away....”
Ontology Mapping & Concepts
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