494 20th Ave
San Francisco, CA 94121
5 bd 4 ba 2,539 sqft Built 1916 single_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 | $606,479 | $1,415,120 | $2,021,599 | $24,716 |
| 2024 | $606,479 | $1,415,120 | $2,021,599 | $24,006 |
| 2023 | $582,930 | $1,360,170 | $1,943,100 | $23,649 |
| 2022 | $571,500 | $1,333,500 | $1,905,000 | $23,124 |
| 2021 | $239,460 | $222,721 | $462,181 | $6,096 |
| 2020 | $237,005 | $220,437 | $457,442 | $6,138 |
| 2019 | $232,358 | $216,115 | $448,473 | $5,930 |
| 2018 | $227,802 | $211,877 | $439,679 | $5,730 |
| 2017 | $223,335 | $207,723 | $431,058 | $5,363 |
| 2016 | $218,956 | $203,650 | $422,606 | $5,252 |
| 2015 | $215,667 | $200,591 | $416,258 | $5,185 |
| 2014 | $211,442 | $196,662 | $408,104 | $5,048 |
| 2013 | $210,486 | $195,773 | $406,259 | $5,075 |
| 2012 | $206,359 | $191,934 | $398,293 | $4,821 |
| 2010 | $202,313 | $188,171 | $390,484 | $4,667 |
| 2009 | $200,801 | $186,765 | $387,566 | $4,657 |
| 2008 | $197,331 | $183,538 | $380,869 | $4,578 |
| 2007 | $193,462 | $179,939 | $373,401 | $4,212 |
Property facts
Year built
1916
Property type
single_family
Stories
3
Beds
5
Baths
4
Living area
2,539 sqft
Lot size
—
ZIP code
94121
City
San Francisco
Street
20th Ave
Coordinates
37.77856, -122.47903
Comparable properties nearby
Frequently asked questions
When did 494 20th Ave last sell?
No public-record sale is on file for 494 20th Ave.
What is the current tax assessment for 494 20th Ave?
The most recent total assessment for 494 20th Ave (year 2025) is $2,021,599 with $24,716 in property tax.
When was 494 20th Ave built?
494 20th Ave was built in 1916.
How does 494 20th Ave compare to others on 20th Ave?
We track 8 other properties on 20th Ave. Browse the list under "Other properties on 20th Ave" to compare beds, baths, and sale history.
What are the property facts for 494 20th Ave?
494 20th Ave is a 5 bed, 4 bath, 2,539 sqft single_family.
Is 494 20th Ave a flip candidate?
No — 494 20th Ave does not appear in our flips dataset.
Is 494 20th Ave a tax-appeal candidate?
No — 494 20th 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 20th Ave