321 18th St
Antioch, CA 94509
5 bd 1 ba 2,246 sqft Built 1927 Lot 13,700 sqft 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 | $352,725 | $216,184 | $568,909 | $7,469 |
| 2024 | $352,725 | $216,184 | $568,909 | $7,270 |
| 2023 | $339,029 | $207,791 | $546,820 | $7,075 |
| 2022 | $332,382 | $203,717 | $536,099 | $6,969 |
| 2021 | $325,865 | $199,723 | $525,588 | $6,695 |
| 2020 | $322,524 | $197,676 | $520,200 | $6,670 |
| 2019 | $316,200 | $193,800 | $510,000 | $6,602 |
| 2018 | $31,724 | $101,253 | $132,977 | $2,289 |
| 2017 | $62,203 | $99,268 | $161,471 | $2,495 |
| 2016 | $60,984 | $97,322 | $158,306 | $2,335 |
| 2015 | $60,068 | $95,861 | $155,929 | $2,287 |
| 2014 | $58,892 | $93,984 | $152,876 | $2,204 |
| 2013 | $58,626 | $93,560 | $152,186 | $2,154 |
| 2012 | $57,477 | $91,726 | $149,203 | $2,031 |
| 2011 | $56,350 | $89,928 | $146,278 | $1,964 |
| 2010 | $55,929 | $89,256 | $145,185 | $1,944 |
| 2009 | $56,062 | $89,469 | $145,531 | $1,897 |
| 2008 | $54,963 | $87,715 | $142,678 | $1,875 |
| 2007 | $53,886 | $85,996 | $139,882 | $1,758 |
Property facts
Year built
1927
Property type
single_family
Stories
1
Beds
5
Baths
1
Living area
2,246 sqft
Lot size
13,700 sqft
ZIP code
94509
City
Antioch
Street
18th St
Coordinates
38.00472, -121.81100
Comparable properties nearby
Frequently asked questions
When did 321 18th St last sell?
No public-record sale is on file for 321 18th St.
What is the current tax assessment for 321 18th St?
The most recent total assessment for 321 18th St (year 2025) is $568,909 with $7,469 in property tax.
When was 321 18th St built?
321 18th St was built in 1927.
How does 321 18th St compare to others on 18th St?
We track 8 other properties on 18th St. Browse the list under "Other properties on 18th St" to compare beds, baths, and sale history.
What are the property facts for 321 18th St?
321 18th St is a 5 bed, 1 bath, 2,246 sqft, 13,700 sqft lot single_family.
Is 321 18th St a flip candidate?
No — 321 18th St does not appear in our flips dataset.
Is 321 18th St a tax-appeal candidate?
No — 321 18th 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
+3.7%
Implied 1-yr
+14.9%
2026 Q3
$654K
2026 Q4
$673.5K
ZIP 94509 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 18th St