821 Humboldt St
San Mateo, CA 94401
1 bd 1 ba 693 sqft Built 1965 condo_townhome_rowhome_coop
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 | $389,955 | $167,120 | $557,075 | $7,901 |
| 2024 | $389,955 | $167,120 | $557,075 | $7,849 |
| 2023 | $374,813 | $160,632 | $535,445 | $7,625 |
| 2022 | $367,464 | $157,483 | $524,947 | $7,472 |
| 2019 | $349,574 | $149,817 | $499,391 | $6,727 |
| 2018 | $342,720 | $146,880 | $489,600 | $6,265 |
| 2017 | $311,067 | $133,310 | $444,377 | $5,513 |
| 2016 | $304,968 | $130,697 | $435,665 | $5,528 |
| 2015 | $273,500 | $116,500 | $390,000 | $4,949 |
| 2014 | $252,500 | $107,500 | $360,000 | $4,584 |
| 2013 | $215,000 | $92,000 | $307,000 | $3,977 |
| 2012 | $195,000 | $83,000 | $278,000 | $3,627 |
| 2011 | $204,000 | $86,000 | $290,000 | $3,743 |
| 2010 | $210,000 | $90,000 | $300,000 | $3,797 |
| 2009 | $231,000 | $99,000 | $330,000 | $3,978 |
| 2008 | $274,852 | $117,793 | $392,645 | $4,643 |
| 2007 | $269,463 | $115,484 | $384,947 | $4,517 |
Property facts
Year built
1965
Property type
condo_townhome_rowhome_coop
Stories
—
Beds
1
Baths
1
Living area
693 sqft
Lot size
—
ZIP code
94401
City
San Mateo
Street
Humboldt St
Coordinates
37.58114, -122.33038
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 821 Humboldt St last sell?
No public-record sale is on file for 821 Humboldt St.
What is the current tax assessment for 821 Humboldt St?
The most recent total assessment for 821 Humboldt St (year 2025) is $557,075 with $7,901 in property tax.
When was 821 Humboldt St built?
821 Humboldt St was built in 1965.
How does 821 Humboldt St compare to others on Humboldt St?
We track 8 other properties on Humboldt St. Browse the list under "Other properties on Humboldt St" to compare beds, baths, and sale history.
What are the property facts for 821 Humboldt St?
821 Humboldt St is a 1 bed, 1 bath, 693 sqft condo_townhome_rowhome_coop.
Is 821 Humboldt St a flip candidate?
No — 821 Humboldt St does not appear in our flips dataset.
Is 821 Humboldt St a tax-appeal candidate?
No — 821 Humboldt 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
+3.2%
Implied 1-yr
+12.7%
2026 Q3
$1.39M
2026 Q4
$1.39M
ZIP 94401 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Humboldt St