509 9th St
Antioch, CA 94509
5 bd 1 ba 2,052 sqft Built 1902 Lot 5,000 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 | $332,928 | $384,948 | $717,876 | $8,869 |
| 2024 | $332,928 | $384,948 | $717,876 | $8,898 |
| 2023 | $320,000 | $370,000 | $690,000 | $8,665 |
| 2022 | $122,486 | $192,480 | $314,966 | $4,493 |
| 2021 | $120,085 | $188,706 | $308,791 | $4,316 |
| 2020 | $118,854 | $186,772 | $305,626 | $4,279 |
| 2019 | $116,524 | $183,110 | $299,634 | $4,228 |
| 2018 | $114,240 | $179,520 | $293,760 | $4,078 |
| 2017 | $34,420 | $41,114 | $75,534 | $1,614 |
| 2016 | $33,746 | $40,308 | $74,054 | $1,547 |
| 2015 | $33,240 | $39,703 | $72,943 | $1,503 |
| 2014 | $32,589 | $38,926 | $71,515 | $1,444 |
| 2013 | $32,442 | $38,751 | $71,193 | $1,401 |
| 2012 | $31,806 | $37,992 | $69,798 | $1,323 |
| 2011 | $31,183 | $37,248 | $68,431 | $1,272 |
| 2010 | $30,950 | $36,970 | $67,920 | $1,249 |
| 2009 | $31,024 | $37,058 | $68,082 | $1,215 |
| 2008 | $30,416 | $36,332 | $66,748 | $1,159 |
| 2007 | $29,820 | $35,620 | $65,440 | $1,128 |
Property facts
Year built
1902
Property type
single_family
Stories
1
Beds
5
Baths
1
Living area
2,052 sqft
Lot size
5,000 sqft
ZIP code
94509
City
Antioch
Street
9th St
Coordinates
38.01169, -121.81308
Comparable properties nearby
Frequently asked questions
When did 509 9th St last sell?
No public-record sale is on file for 509 9th St.
What is the current tax assessment for 509 9th St?
The most recent total assessment for 509 9th St (year 2025) is $717,876 with $8,869 in property tax.
When was 509 9th St built?
509 9th St was built in 1902.
How does 509 9th St compare to others on 9th St?
We track 8 other properties on 9th St. Browse the list under "Other properties on 9th St" to compare beds, baths, and sale history.
What are the property facts for 509 9th St?
509 9th St is a 5 bed, 1 bath, 2,052 sqft, 5,000 sqft lot single_family.
Is 509 9th St a flip candidate?
No — 509 9th St does not appear in our flips dataset.
Is 509 9th St a tax-appeal candidate?
No — 509 9th 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 9th St