Why do Zillow estimates differ so much from actual appraisals on historic homes, and what is the best way to get a realistic market value?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Why do Zillow estimates differ so much from actual appraisals on historic homes, and what is the best way to get a realistic market value?
2 real searches · 1 real-search pass
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.
Classifying 2 queries…
Searches and sources
ChatGPT2 real searches · gpt-6
Zillow Zestimate accuracy limitations unique homes historic properties automated valuation model appraisal comparable sales Google ↗
Fannie Mae appraisal unique properties comparable sales adjustments historic homes appraiser market value guidance Google ↗
- Adjustments to Comparable Sales · selling-guide.fanniemae.com
- Selling Guide_4.22.2026 · singlefamily.fanniemae.com
- What is a Zestimate? · zillow.com
- What is a Zestimate? · zillow.com
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Zillow Zestimate accuracy limitations unique homes historic properties automated valuation model appraisal comparable sales OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Fannie Mae appraisal unique properties comparable sales adjustments historic homes appraiser market value guidance OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |