Schema Mythbusting: The Biggest LocalBusiness Schema Study Ever (and the Surprise ChatGPT Result)

E1070: Breaking down the most extensive LocalBusiness schema test ever run - what it proves, what it doesn't, and why the results matter for local SEO and how businesses show up in ChatGPT. Jake Hundley joins Edward Sturm and David Quaid to walk through a controlled schema experiment designed to answer a simple question: does LocalBusiness schema move the needle? The study tested performance across Google Maps, Google mobile, major search engines, and multiple LLMs. The headline result: LocalBusiness schema did not improve rankings in Google Maps or traditional search - but it showed a measurable impact in ChatGPT. Key findings from the study - LocalBusiness schema did not improve rankings in Google Maps or Google mobile results - LocalBusiness schema did not improve performance in traditional search engines tested (Google/Bing/Yahoo discussed) - No measurable impact in Gemini and Grok in this test setup - Measurable improvement in ChatGPT visibility and position in results, reported with 90%+ confidence - Reported lift included improved position in ChatGPT's recommended list and higher "share of voice" across the grid-based testing What the study did differently than most "we analyzed millions of pages" posts - Used a test group and a control group to reduce the chance that algorithm updates explain the outcome - Ran a defined control period and test period, with steps to confirm crawling/indexing before measuring outcomes - Documented methodology in detail and pre-reviewed it with multiple industry experts - Focused specifically on LocalBusiness schema (non–rich snippet generating), not every schema type What this does not prove - It does not claim schema is a ranking factor for Google Maps or organic search - It does not explain why ChatGPT appears to respond to schema in this case - It does not prove results will generalize to all schema types, industries, or rich-result markup - It does not suggest schema alone will make a business show up in ChatGPT if other signals are weak Discussion topics in the episode - Why LocalBusiness schema has long been assumed to help, and what the data shows instead - The difference between correlation studies and controlled tests - The "positions in LLMs" debate and how the study defines and measures placement - Why relying on any single tactic (schema included) is risky without validation - Practical guidance: when schema is easy to add, when it's oversold, and how to treat it like a minor technical baseline rather than a strategy ⭐️ Does Schema Markup Affect Rank and AI Recommendations? - https://evergrowmarketing.com/how-schema-affects-google-and-ai/ ⭐️ Jake's Agency Discord - https://discord.gg/uvHRRRFVRD ⭐️ Jake's Podcast - The Agency Growth Podcast: https://everbrospodcast.com/ ⭐️ r/agency Subreddit - https://www.reddit.com/r/agency/ ⭐️ Jake Hundley on Facebook - https://www.facebook.com/jake.hundley.1 ⭐️ Jake Hundley on LinkedIn - https://www.linkedin.com/in/jake-hundley/ ⭐️ Jake Hundley's agency - https://evergrowmarketing.com/ ⭐️ David Quaid on 𝕏 - https://x.com/DavidGQuaid ⭐️ David Quaid on LinkedIn - https://www.linkedin.com/in/davidquaid/ ⭐️ David Quaid's agency - https://primaryposition.com/ 💎 Compact Keywords - My SEO Course - Get paying customers through SEO - Clear step-by-step video breakdowns - SEO templates to be copied and adapted for your products and services: https://compactkeywords.com/ 00:00 Introductions and Setup 00:45 Why Test Schema 01:31 Methodology and Review 02:33 Key Findings Overview 03:48 ChatGPT Impact Explained 06:35 Why Schema Might Help LLMs 08:06 Skepticism and Control 10:53 SEO Myths and GEO Hype 17:02 Criticisms and Rebuttals 21:34 Entity Resolution Debate 24:49 Is Schema Worth It 29:22 Why Meta Descriptions Fade 30:11 No Schema SERP Proof 32:40 SEO Tribal Mindsets 34:01 Why Schema Boosted Citations 36:30 ChatGPT Map Testing 40:32 Stats Confidence Thresholds 41:26 Will Users Bounce Back 43:39 Selling Schema Ethically 46:16 Local SEO Without Links 49:09 Backlinks Versus Relevance 52:34 Correlation Not Causation 55:38 Study Takeaways 56:30 Final Thanks And Outro The Edward Show. Your daily search engine optimization podcast: https://edwardsturm.com/the-edward-show/ #localseo #localsearchengineoptimization #schemaseo #seo