1840 Castro St in San Francisco sold for $3,850,000 on June 18, 2026 — 31 days after coming on the market at $2,495,000. That works out to $1,860 per square foot for a 4-bedroom, 3-bath single-family home built in 1957. The 2,070 sq ft house sits in Noe Valley, which Houseberry scores 3.2/5 overall, 2.4/5 for schools and 4.2/5 for safety — 61st of 92 neighborhoods in San Francisco — with a typical home price of $2.53M.
| Date | Event & Source | Price | Change |
|---|---|---|---|
| Jun 18, 2026 | Sold SFAR | $3,850,000 | +54.3% |
| May 18, 2026 | Listed SFAR | $2,495,000 |
| School Name | Type | Grades | Distance | Houseberry School Score |
|---|---|---|---|---|
| Alvarado Elementary | Primary | K-5 | 0.5 mi |
Click links for school listing
info at GreatSchools.org
Houseberry School Score Data
from CA Dept. of Education
Houseberry recommends using these scores as only a starting point, and conducting your own investigation into what schools fit best for your preferences. School boundaries are not guaranteed and may change. It is important to contact the appropriate school district to confirm enrollment eligibility before making any decision to move to a neighborhood.

5.0

3

3.5
Overall Amenities score: 3.6
6 other sales recorded on Castro St since September 2025
| Address | Sold | Price | Per sq ft |
|---|---|---|---|
| 1119 Castro St | Sep 2026 | $7.65M | $2,239 |
| 1604 Castro St | Aug 2026 | $2.86M | $2,438 |
| 176 Castro St | Jul 2026 | $3.66M | $1,035 |
| 300 Castro St | May 2026 | $1.88M | $1,193 |
| 72 Castro St | Apr 2026 | $3.2M | $1,869 |
| 305 Castro St #1 | Apr 2026 | $1.47M | $1,207 |
This home's $1,860 per square foot ranks 4th of the 7 sales on Castro St that record one, including this sale. The median of the other 6 is $1,538 per square foot.
| Address | Sold | Price | Per sq ft |
|---|
1840 Castro St sits in Noe Valley, San Francisco. Houseberry ranks Noe Valley 61st of the 92 neighborhoods we score in San Francisco.
Houseberry holds attendance boundaries covering 1840 Castro St for Alvarado Elementary (elementary school, K-5) 0.5 mi away. We hold no middle school and high school boundary for this address, which does not mean there is no such school nearby.
1840 Castro St closed at $3,850,000 on June 18, 2026. It had been asking $2,495,000.
1840 Castro St was on the market for 31 days — listed on May 18, 2026, sale closed on June 18, 2026.
1840 Castro St works out to $1,860 per square foot, from the $3,850,000 sale price across 2,070 square feet.
Houseberry scores Noe Valley 3.2 out of 5 overall, with 2.4 for schools and 4.2 for safety, each on the same five-point scale.
See the full Noe Valley profileHouseberry has recorded 183 sales in Noe Valley since September 2025.
Neighborhood data last updated September 25, 2026


