640 Castro St
San Francisco, CA 94114
3 bd 2 ba 1,607 sqft Lot 4,550 sqft condos
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $522,112 | $1,218,264 | $1,740,376 | $21,526 |
| 2024 | $522,112 | $1,218,264 | $1,740,376 | $20,905 |
| 2023 | $501,840 | $1,170,960 | $1,672,800 | $20,466 |
| 2022 | $310,618 | $465,931 | $776,549 | $9,893 |
| 2021 | $304,528 | $456,796 | $761,324 | $9,633 |
| 2020 | $301,406 | $452,113 | $753,519 | $9,686 |
| 2019 | $295,497 | $443,249 | $738,746 | $9,355 |
| 2018 | $289,703 | $434,558 | $724,261 | $9,040 |
| 2017 | $284,016 | $426,032 | $710,048 | $8,633 |
| 2016 | $278,448 | $417,680 | $696,128 | $8,478 |
| 2015 | $274,266 | $411,408 | $685,674 | $8,371 |
| 2014 | $268,894 | $403,350 | $672,244 | $8,150 |
| 2013 | $267,680 | $401,528 | $669,208 | $8,199 |
| 2012 | $262,432 | $393,656 | $656,088 | $7,835 |
Property facts
Year built
—
Property type
condos
Stories
—
Beds
3
Baths
2
Living area
1,607 sqft
Lot size
4,550 sqft
ZIP code
94114
City
San Francisco
Street
Castro St
Coordinates
37.75861, -122.43518
Comparable properties nearby
Frequently asked questions
When did 640 Castro St last sell?
No public-record sale is on file for 640 Castro St.
What is the current tax assessment for 640 Castro St?
The most recent total assessment for 640 Castro St (year 2025) is $1,740,376 with $21,526 in property tax.
When was 640 Castro St built?
The year built for 640 Castro St is not in our records.
How does 640 Castro St compare to others on Castro St?
We track 8 other properties on Castro St. Browse the list under "Other properties on Castro St" to compare beds, baths, and sale history.
What are the property facts for 640 Castro St?
640 Castro St is a 3 bed, 2 bath, 1,607 sqft, 4,550 sqft lot condos.
Is 640 Castro St a flip candidate?
No — 640 Castro St does not appear in our flips dataset.
Is 640 Castro St a tax-appeal candidate?
No — 640 Castro St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+5.7%
Implied 1-yr
+22.8%
2026 Q3
$2.39M
2026 Q4
$2.49M
ZIP 94114 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Castro St