505-509 23rd Ave
San Francisco, CA 94121
9 bd 3 ba 3,867 sqft Built 1913 Lot 2,770 sqft multi_family
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 | $100,429 | $58,836 | $159,265 | $3,254 |
| 2024 | $100,429 | $58,836 | $159,265 | $3,153 |
| 2023 | $96,532 | $56,553 | $153,085 | $2,964 |
| 2022 | $94,642 | $55,446 | $150,088 | $2,849 |
| 2021 | $92,788 | $54,360 | $147,148 | $2,799 |
| 2020 | $91,837 | $53,805 | $145,642 | $2,981 |
| 2019 | $90,037 | $52,752 | $142,789 | $2,900 |
| 2018 | $88,271 | $51,726 | $139,997 | $2,806 |
| 2017 | $86,542 | $50,713 | $137,255 | $2,480 |
| 2016 | $84,847 | $49,720 | $134,567 | $2,402 |
| 2015 | $83,574 | $48,976 | $132,550 | $2,367 |
| 2014 | $81,938 | $48,018 | $129,956 | $2,315 |
| 2013 | $81,569 | $47,803 | $129,372 | $2,299 |
| 2012 | $79,971 | $46,867 | $126,838 | $2,159 |
| 2010 | $78,405 | $45,949 | $124,354 | $2,103 |
| 2009 | $77,822 | $45,609 | $123,431 | $2,099 |
| 2008 | $76,479 | $44,822 | $121,301 | $1,866 |
| 2007 | $74,981 | $43,944 | $118,925 | $1,606 |
Property facts
Year built
1913
Property type
multi_family
Stories
3
Beds
9
Baths
3
Living area
3,867 sqft
Lot size
2,770 sqft
ZIP code
94121
City
San Francisco
Street
23rd Ave
Coordinates
37.77803, -122.48275
Comparable properties nearby
Frequently asked questions
When did 505-509 23rd Ave last sell?
No public-record sale is on file for 505-509 23rd Ave.
What is the current tax assessment for 505-509 23rd Ave?
The most recent total assessment for 505-509 23rd Ave (year 2025) is $159,265 with $3,254 in property tax.
When was 505-509 23rd Ave built?
505-509 23rd Ave was built in 1913.
How does 505-509 23rd Ave compare to others on 23rd Ave?
We track 8 other properties on 23rd Ave. Browse the list under "Other properties on 23rd Ave" to compare beds, baths, and sale history.
What are the property facts for 505-509 23rd Ave?
505-509 23rd Ave is a 9 bed, 3 bath, 3,867 sqft, 2,770 sqft lot multi_family.
Is 505-509 23rd Ave a flip candidate?
No — 505-509 23rd Ave does not appear in our flips dataset.
Is 505-509 23rd Ave a tax-appeal candidate?
No — 505-509 23rd Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-0.8%
Implied 1-yr
-3.2%
2026 Q3
$2.17M
2026 Q4
$2.15M
ZIP 94121 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 23rd Ave