18 Idaho St
San Mateo, CA 94401
6 bd — ba 3,647 sqft Built 1940 Lot 7,850 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 | $686,103 | $812,407 | $1,498,510 | $22,325 |
| 2024 | $686,103 | $812,407 | $1,498,510 | $22,139 |
| 2023 | $659,463 | $780,861 | $1,440,324 | $21,831 |
| 2022 | $646,534 | $765,550 | $1,412,084 | $21,098 |
| 2021 | $633,858 | $750,540 | $1,384,398 | $19,662 |
| 2020 | $627,360 | $742,845 | $1,370,205 | $18,638 |
| 2019 | $615,060 | $728,280 | $1,343,340 | $17,811 |
| 2018 | $603,000 | $714,000 | $1,317,000 | $17,816 |
| 2017 | $575,000 | $700,000 | $1,275,000 | $16,004 |
| 2016 | $68,328 | $33,156 | $101,484 | $6,181 |
| 2015 | $67,302 | $32,658 | $99,960 | $4,283 |
| 2014 | $65,984 | $32,019 | $98,003 | $4,448 |
| 2013 | $65,686 | $31,875 | $97,561 | $4,205 |
| 2012 | $64,399 | $31,250 | $95,649 | $3,636 |
| 2011 | $63,137 | $30,638 | $93,775 | $1,528 |
| 2010 | $62,666 | $30,410 | $93,076 | $1,495 |
| 2009 | $62,815 | $30,483 | $93,298 | $1,204 |
| 2008 | $61,584 | $29,886 | $91,470 | $1,316 |
| 2007 | $60,377 | $29,300 | $89,677 | $1,366 |
Property facts
Year built
1940
Property type
multi_family
Stories
—
Beds
6
Baths
—
Living area
3,647 sqft
Lot size
7,850 sqft
ZIP code
94401
City
San Mateo
Street
Idaho St
Coordinates
37.57247, -122.31813
Comparable properties nearby
Frequently asked questions
When did 18 Idaho St last sell?
No public-record sale is on file for 18 Idaho St.
What is the current tax assessment for 18 Idaho St?
The most recent total assessment for 18 Idaho St (year 2025) is $1,498,510 with $22,325 in property tax.
When was 18 Idaho St built?
18 Idaho St was built in 1940.
How does 18 Idaho St compare to others on Idaho St?
We track 8 other properties on Idaho St. Browse the list under "Other properties on Idaho St" to compare beds, baths, and sale history.
What are the property facts for 18 Idaho St?
18 Idaho St is a 6 bed, — bath, 3,647 sqft, 7,850 sqft lot multi_family.
Is 18 Idaho St a flip candidate?
No — 18 Idaho St does not appear in our flips dataset.
Is 18 Idaho St a tax-appeal candidate?
No — 18 Idaho 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 Idaho St