The numbers that matter in 85258
| Metric | Value | Basis |
|---|---|---|
| Median project cost | $120K | declared at permit |
| Real cost / sqft | $270 | grossed-up median |
| Median home value | $1.28M | Assessor FCV 2026 |
| Resale price / sqft | $392 | recorded sales |
What homeowners are actually building in 85258
Permit counts since 2020. Most homeowners pull permits for additions and ADUs — full scrapes are rare.
- Additions: 237 permits (livable square footage added)
- ADUs / Casitas: 20 permits (separate dwelling units)
- New builds: 33 permits (full scrape & rebuild)
- ADU-eligible lots: 90% (≥6,000 sf in this zip)
What renovation actually returned in 85258
For homeowners in 85258 who pulled a permit and had a recorded purchase price on file: every $1 of grossed-up renovation cost produced this much in net equity — after subtracting both their original purchase price and the renovation cost itself.
| Project type | Permits | Median cost | Equity / $1 spent | Median value after |
|---|---|---|---|---|
| Addition | 70 | $173K | +$1.94 | $1.35M |
| New build / scrape | 15 | $1.01M | +$0.29 | $2.25M |
| Remodel | 27 | $153K | $-0.04 | $1.06M |
The houses we're working with in 85258
- Median year built: 1980 (46% built before 1980)
- Median lot size: 11,767 sf (90% large enough for an ADU)
- Median home value: $1,276,700 (Assessor Full Cash Value, 2026)
Data sources: City of Scottsdale residential building permits (2020–2026 YTD) joined to Maricopa County Assessor parcel records. "Real cost" figures gross up declared permit valuations by 1.35× to reflect industry-standard underreporting. Refresh: April 30, 2026. ExpandEase is calibrated on the actual square-foot economics of your zip code, not national averages.