Why are Zillow estimates sometimes so far off from the actual appraised value, and how can I get better data?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Why are Zillow estimates sometimes so far off from the actual appraised value, and how can I get better data?
1 real search · 1 real-search pass
Zillow Zestimate accuracy limitations official methodology appraisal comparable sales Fannie Mae appraisal comparable sales guidanceGoogle ↗
OBSERVEDReason
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
Zillow Zestimate accuracy limitations official methodology appraisal comparable sales Fannie Mae appraisal comparable sales guidance Google ↗
- Why did I receive different valuations during the mortgage loan application process? · consumerfinance.gov
- View Zillow · zillow.com
- View Redfin · redfin.com
- View Realtor.com · realtor.com
- View Homes.com · homes.com
- What is a Zestimate? · zillow.com
- Zillow Zestimate accuracy and methodology · zillow.com