3400 18th St
Antioch, CA 94509
— ba 1,228 sqft Built 1941 Lot 21,301 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 | $176,361 | $244,631 | $420,992 | $4,787 |
| 2024 | $176,361 | $244,631 | $420,992 | $4,699 |
| 2023 | $169,513 | $235,133 | $404,646 | $4,592 |
| 2022 | $166,190 | $230,523 | $396,713 | $4,514 |
| 2021 | $162,932 | $226,003 | $388,935 | $4,340 |
| 2020 | $161,262 | $223,686 | $384,948 | $4,360 |
| 2019 | $158,100 | $219,300 | $377,400 | $4,330 |
| 2018 | $155,000 | $215,000 | $370,000 | $4,183 |
| 2017 | $24,609 | $202,481 | $227,090 | $2,594 |
| 2016 | $24,127 | $198,511 | $222,638 | $2,545 |
| 2015 | $23,765 | $195,530 | $219,295 | $2,537 |
| 2014 | $26,770 | $9,166 | $35,936 | $469 |
| 2013 | $26,650 | $9,125 | $35,775 | $466 |
| 2012 | $26,128 | $8,947 | $35,075 | $443 |
| 2011 | $25,616 | $8,772 | $34,388 | $436 |
| 2010 | $25,425 | $8,707 | $34,132 | $438 |
| 2009 | $25,486 | $8,728 | $34,214 | $431 |
| 2008 | $24,987 | $8,557 | $33,544 | $413 |
| 2007 | $24,498 | $8,390 | $32,888 | $406 |
Property facts
Year built
1941
Property type
single_family
Stories
1
Beds
—
Baths
—
Living area
1,228 sqft
Lot size
21,301 sqft
ZIP code
94509
City
Antioch
Street
18th St
Coordinates
38.00450, -121.75869
Comparable properties nearby
Frequently asked questions
When did 3400 18th St last sell?
No public-record sale is on file for 3400 18th St.
What is the current tax assessment for 3400 18th St?
The most recent total assessment for 3400 18th St (year 2025) is $420,992 with $4,787 in property tax.
When was 3400 18th St built?
3400 18th St was built in 1941.
How does 3400 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 3400 18th St?
3400 18th St is a — bath, 1,228 sqft, 21,301 sqft lot single_family.
Is 3400 18th St a flip candidate?
No — 3400 18th St does not appear in our flips dataset.
Is 3400 18th St a tax-appeal candidate?
No — 3400 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