Home › Castro/Upper Market › 20th St
3940 20th St
Condo, 2 bd, 1 ba, 935 sqft, built 1902
Today’s estimate uses 935 sqft and the home’s latest facts. It does not estimate the home’s value at a past sale date.
32 sales inside 0.35 mi since Apr 2025. Click a sale on the map, or untick it below, to leave it out.
Drag the circle or this strip to change the searchEstimated sale price today
Low confidence
$1,416,000
From 32 comps at a weighted median of $1,515 per sqft.
- Block
- 3600
- Lot
- 122
- Sales
- Oct 2025 to Oct 2026
- Prices adjusted to
- 2026-10-30
- Within
- 0.35 mi
- Sold since
- Apr 2025
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I'm interestedSale prices versus asking
Similarity-weighted median: 16.8% above final asking.
Middle half: 13.0% above asking to 20.0% above asking.
24 of 32 selected comps have a verified final asking price.
Comparisons use the final advertised asking price from the same sale, before pending or closing.
Comparable sales (32)
Every sale inside the circle starts ticked. Untick one here, or click it on the map, to leave it out. Closer, more similar sales weigh more.
| Address | Sold | Price | Final asking | Sale vs. asking | Adj. today | $/sqft | Size | Dist. | Why | Match | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3892 19th St | 2026-10-08 | $1.75M | $1,498,000 | $252,000 above asking (16.8%) | $1.7M | $1,838 | 2bd 2ba 926sf | 0.12 mi | similar size, 2 bd, recent | ||
| 1082 Church St | 2026-06-15 | $1.15M | $995,000 | $155,000 above asking (15.6%) | $1.2M | $1,276 | 2bd 2ba 939sf | 0.32 mi | similar size, 2 bd | ||
| 487 Sanchez St | 2026-04-14 | $1.05M | $929,000 | $121,000 above asking (13.0%) | $1.06M | $1,087 | 2bd 1ba 977sf | 0.23 mi | similar size, 2 bd | ||
| 3882 23rd St | 2026-05-04 | $1.74M | $1,595,000 | $140,000 above asking (8.8%) | $1.78M | $1,867 | 2bd 2ba 953sf | 0.34 mi | similar size, 2 bd | ||
| 3717 20th St | 2026-09-03 | $1.53M | $1,275,000 | $255,000 above asking (20.0%) | $1.53M | $1,650 | 2bd 1ba 927sf | 0.27 mi | same street, similar size, 2 bd, recent | ||
| 4021 19th St | 2026-05-15 | $1.3M | $1,279,500 cut from $1.35M | $20,500 above asking (1.6%) | $1.33M | $1,246 | 2bd 2ba 1,070sf | 0.24 mi | 2 bd | ||
| 736 Dolores St | 2026-06-08 | $1.8M | $1,295,000 | $505,000 above asking (39.0%) | $1.88M | $1,515 | 2bd 1ba 1,238sf | 0.16 mi | 2 bd | ||
| 46 Hancock St | 2026-06-18 | $1.96M | $1,595,000 | $360,000 above asking (22.6%) | $2.04M | $1,633 | 2bd 1ba 1,247sf | 0.16 mi | 2 bd | ||
| 3478 22nd St | 2026-04-21 | $1.6M | No asking price | — | $1.62M | $1,516 | 2bd 1ba 1,071sf | 0.30 mi | 2 bd | ||
| 3822 22nd St | 2026-06-09 | $2.5M | $1,795,000 | $705,000 above asking (39.3%) | $2.6M | $2,192 | 2bd 2ba 1,188sf | 0.33 mi | 2 bd | ||
| 615 Noe St #2 | 2026-06-23 | $1.4M | $1,400,000 | At asking | $1.46M | $1,301 | 2bd 1ba 1,121sf | 0.20 mi | 2 bd | ||
| 728 Castro St | 2026-04-22 | $1.6M | $1,325,000 | $275,500 above asking (20.8%) | $1.62M | $1,375 | 2bd 2ba 1,177sf | 0.34 mi | 2 bd | ||
| 677 Castro St APT 3 | 2026-06-23 | $920K | $899,000 | $21,000 above asking (2.3%) | $958K | $1,229 | 1bd 1ba 780sf | 0.30 mi | |||
| 795 Dolores St | 2026-03-14 | $1.6M | No asking price | — | $1.65M | $1,423 | 3bd 2ba 1,161sf | 0.23 mi | |||
| 3652 17th St | 2026-07-07 | $1.65M | $1,349,000 | $301,000 above asking (22.3%) | $1.74M | $1,425 | 2bd 1ba 1,221sf | 0.35 mi | 2 bd | ||
| 609 Castro St APT B | 2026-06-08 | $904K | $849,000 | $54,500 above asking (6.4%) | $941K | $1,298 | 1bd 1ba 725sf | 0.31 mi | |||
| 27 Ford St | 2026-09-18 | $2.2M | $1,795,000 | $405,000 above asking (22.6%) | $2.2M | $1,546 | 2bd 2ba 1,423sf | 0.28 mi | 2 bd, recent | ||
| 43 Cumberland St | 2026-09-03 | $2.08M | No asking price | — | $2.08M | $1,501 | 2bd 2ba 1,382sf | 0.25 mi | 2 bd, recent | ||
| 4052 18th St | 2026-06-24 | $1.43M | No asking price | — | $1.48M | $1,088 | 2bd 3ba 1,364sf | 0.35 mi | 2 bd | ||
| 732 Guerrero St | 2026-04-06 | $1.38M | No asking price | — | $1.39M | $1,080 | 2bd 1ba 1,288sf | 0.29 mi | 2 bd | ||
| 3868 21st St | 2026-03-11 | $1.67M | $1,395,000 | $270,000 above asking (19.4%) | $1.72M | $1,322 | 3bd 2ba 1,301sf | 0.31 mi | |||
| 557 Dolores St | 2026-10-16 | $2.9M | $1,995,000 | $905,000 above asking (45.4%) | $2.82M | $1,804 | 3bd 2ba 1,564sf | 0.24 mi | recent | ||
| 3665 17th St | 2026-09-21 | $2.21M | $1,495,000 | $713,900 above asking (47.8%) | $2.21M | $1,368 | 2bd 1ba 1,615sf | 0.31 mi | 2 bd, recent | ||
| 618 Sanchez St | 2026-07-17 | $2.3M | $2,399,000 | $99,000 below asking (4.1%) | $2.43M | $1,838 | 2bd 3ba 1,320sf | 0.10 mi | 2 bd | ||
| 39 Hancock St | 2026-05-08 | $1.83M | $1,495,000 | $336,200 above asking (22.5%) | $1.88M | $1,529 | 2bd 2ba 1,228sf | 0.13 mi | 2 bd | ||
| 627 Castro St | 2026-10-14 | $2.34M | $1,995,000 | $345,000 above asking (17.3%) | $2.28M | $1,380 | 3bd 2ba 1,650sf | 0.31 mi | recent | ||
| 29 Hancock St | 2025-10-28 | $1.73M | $1,495,000 | $233,000 above asking (15.6%) | $1.95M | $1,675 | 2bd 2ba 1,167sf | 0.13 mi | 2 bd | ||
| 33 Hancock St | 2025-12-18 | $1.76M | No asking price | — | $2.03M | $1,675 | 2bd 2ba 1,211sf | 0.13 mi | 2 bd | ||
| 4054 18th St | 2026-03-20 | $350K | No asking price | — | $362K | $229 | 3bd 1ba 1,582sf | 0.34 mi | |||
| 3660 18th St | 2026-03-06 | $2.7M | $1,995,000 | $705,000 above asking (35.3%) | $2.79M | $1,727 | 3bd 2ba 1,615sf | 0.31 mi | |||
| 3881 20th St #3 | 2026-05-18 | $2.83M | $1,795,000 | $1,030,000 above asking (57.4%) | $2.9M | $1,896 | 3bd 2ba 1,528sf | 0.08 mi | same street | ||
| 105 Liberty St | 2026-07-14 | $1M | No asking price | — | $1.06M | $676 | 2bd 2.5ba 1,565sf | 0.28 mi | 2 bd |