Home › Castro/Upper Market › 18th St
3818 18th St #3
Condo, 3 bd, 2 ba, 2,046 sqft, built 1992
36 sales inside 0.35 mi since May 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
Medium confidence
$3,072,000
$2,365,000estimated range$3,779,000
From 36 comps at a weighted median of $1,501 per sqft.
- Block
- 3580
- Lot
- 162
- Sales
- Oct 2025 to Oct 2026
- Prices adjusted to
- 2026-11-02
- Within
- 0.35 mi
- Sold since
- May 2025
Sale prices versus asking
Similarity-weighted median: 22.5% above final asking.
Middle half: 16.3% above asking to 40.9% above asking. 28 of 36 selected comps have a verified final asking price.
Comparable sales (36)
Every sale inside the circle starts ticked, most similar first. Untick one here, or click it on the map, to leave it out.
| Address | Sold | Price | Final asking | Sale vs. asking | Adj. today | $/sqft | Size | Dist. | Why | |
|---|---|---|---|---|---|---|---|---|---|---|
| 3941 19th St | 2026-02-13 | $3.13M | No asking price | — | $3.35M | $1,557 | 3bd 2.5ba 2,154sf | 0.20 mi | similar size, 3 bd | |
| 160 Hancock St APT 1 | 2026-03-16 | $2.5M | $2,150,000 | $350,000 above asking (16.3%) | $2.58M | $1,307 | 2bd 3ba 1,976sf | 0.18 mi | similar size | |
| 620 Sanchez St | 2026-03-12 | $4.09M | No asking price | — | $4.22M | $2,346 | 3bd 2.5ba 1,800sf | 0.20 mi | 3 bd | |
| 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 | 0.26 mi | 3 bd | |
| 22 Abbey St | 2026-02-23 | $2.92M | $2,325,000 | $600,000 above asking (25.8%) | $3.13M | $1,432 | 3bd 4ba 2,189sf | 0.16 mi | similar size, 3 bd | |
| 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 | 0.19 mi | 3 bd, 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 | 0.11 mi | 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 | 0.19 mi | ||
| 4038 18th St | 2025-12-03 | $1.75M | $1,799,000 cut from $1.95M | $49,000 below asking (2.7%) | $2.02M | $1,017 | 3bd 3ba 1,985sf | 0.26 mi | same street, similar size, 3 bd | |
| 3883 20th St | 2025-11-14 | $2.6M | $1,995,000 | $605,000 above asking (30.3%) | $2.94M | $1,499 | 4bd 3ba 1,963sf | 0.25 mi | similar size | |
| 1952 15th St | 2026-05-22 | $2.02M | $1,725,000 | $300,000 above asking (17.4%) | $2.08M | $1,137 | 3bd 2ba 1,826sf | 0.34 mi | 3 bd | |
| 266 Cumberland St | 2026-10-26 | $3.1M | $2,200,000 | $900,000 above asking (40.9%) | $3.02M | $1,291 | 5bd 3ba 2,336sf | 0.17 mi | recent | |
| 1971 15th St | 2026-03-16 | $2.65M | $1,995,000 | $655,000 above asking (32.8%) | $2.74M | $1,247 | 2bd 2ba 2,195sf | 0.31 mi | similar size | |
| 3472 16th St | 2026-05-29 | $1.98M | $1,388,000 | $592,000 above asking (42.7%) | $2.03M | $1,253 | 2bd 2ba 1,620sf | 0.23 mi | ||
| 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 | 0.09 mi | ||
| 3456 16th St | 2026-10-13 | $2.08M | $1,695,000 | $380,000 above asking (22.4%) | $2.02M | $1,282 | 2bd 3ba 1,575sf | 0.23 mi | recent | |
| 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 | 0.21 mi | same street, 3 bd | |
| 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 | 0.13 mi | recent | |
| 359 Church St | 2026-02-26 | $1.7M | $1,389,000 | $311,000 above asking (22.4%) | $1.82M | $1,133 | 3bd 2ba 1,608sf | 0.26 mi | 3 bd | |
| 4054 18th St | 2026-03-20 | $350K | No asking price | — | $362K | $229 | 3bd 1ba 1,582sf | 0.28 mi | same street, 3 bd | |
| 33 Hancock St | 2025-12-18 | $1.76M | No asking price | — | $2.03M | $1,675 | 2bd 2ba 1,211sf | 0.09 mi | ||
| 43 Cumberland St | 2026-09-03 | $2.08M | No asking price | — | $2.08M | $1,501 | 2bd 2ba 1,382sf | 0.30 mi | recent | |
| 3428 16th St | 2026-06-15 | $1.15M | $995,000 | $155,000 above asking (15.6%) | $1.2M | $840 | 3bd 1ba 1,426sf | 0.22 mi | 3 bd | |
| 39 Hartford St | 2025-12-04 | $1.71M | $1,399,000 | $306,000 above asking (21.9%) | $1.97M | $1,190 | 3bd 2ba 1,652sf | 0.26 mi | 3 bd | |
| 321 Church St | 2026-05-19 | $2.3M | $1,695,000 | $605,000 above asking (35.7%) | $2.36M | $1,639 | 3bd 2ba 1,439sf | 0.30 mi | 3 bd | |
| 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 | 0.09 mi | ||
| 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 | 0.06 mi | ||
| 2238 Market St #407 | 2026-08-03 | $1.41M | $1,420,000 cut from $1.45M | $15,000 below asking (1.1%) | $1.46M | $1,279 | 2bd 2ba 1,142sf | 0.33 mi | recent | |
| 1950 15th St | 2025-11-17 | $1.69M | No asking price | — | $1.91M | $1,228 | 3bd 2ba 1,553sf | 0.34 mi | 3 bd | |
| 2238 Market St #204 | 2026-02-27 | $1.35M | $1,345,000 | $5,000 above asking (0.4%) | $1.45M | $1,162 | 2bd 2ba 1,245sf | 0.33 mi | ||
| 4052 18th St | 2026-06-24 | $1.43M | No asking price | — | $1.48M | $1,088 | 2bd 3ba 1,364sf | 0.29 mi | same street | |
| 3481 16th St | 2026-07-30 | $1.44M | $1,198,000 | $237,000 above asking (19.8%) | $1.51M | $1,275 | 3bd 1ba 1,187sf | 0.21 mi | 3 bd | |
| 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 | 0.14 mi | ||
| 732 Guerrero St | 2026-04-06 | $1.38M | No asking price | — | $1.39M | $1,080 | 2bd 1ba 1,288sf | 0.31 mi | ||
| 3396 16th St | 2026-05-26 | $1.15M | $995,000 | $155,000 above asking (15.6%) | $1.18M | $975 | 2bd 2ba 1,210sf | 0.22 mi | ||
| 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 | 0.31 mi |
What other buyers offered
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