823 Shell Ave
Martinez, CA 94553
3 bd 1 ba 936 sqft Built 1956 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 | $119,948 | $153,231 | $273,179 | $4,221 |
| 2024 | $119,948 | $153,231 | $273,179 | $4,046 |
| 2023 | $115,292 | $147,282 | $262,574 | $3,918 |
| 2022 | $113,032 | $144,395 | $257,427 | $3,792 |
| 2021 | $110,816 | $141,564 | $252,380 | $3,663 |
| 2020 | $109,680 | $140,113 | $249,793 | $3,584 |
| 2019 | $107,530 | $137,366 | $244,896 | $3,491 |
| 2018 | $105,422 | $134,673 | $240,095 | $3,336 |
| 2017 | $103,355 | $132,033 | $235,388 | $3,285 |
| 2016 | $101,329 | $129,445 | $230,774 | $3,062 |
| 2015 | $99,807 | $127,501 | $227,308 | $3,035 |
| 2014 | $97,852 | $125,004 | $222,856 | $2,990 |
| 2013 | $75,302 | $96,198 | $171,500 | $2,415 |
| 2012 | $64,764 | $82,736 | $147,500 | $2,121 |
| 2011 | $80,593 | $99,407 | $180,000 | $2,558 |
| 2010 | $68,280 | $84,220 | $152,500 | $2,260 |
| 2009 | $87,085 | $107,415 | $194,500 | $2,716 |
| 2008 | $170,589 | $210,411 | $381,000 | $4,679 |
| 2007 | $195,663 | $241,337 | $437,000 | $5,149 |
Property facts
Year built
1956
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
936 sqft
Lot size
—
ZIP code
94553
City
Martinez
Street
Shell Ave
Coordinates
38.00748, -122.12406
Comparable properties nearby
Frequently asked questions
When did 823 Shell Ave last sell?
No public-record sale is on file for 823 Shell Ave.
What is the current tax assessment for 823 Shell Ave?
The most recent total assessment for 823 Shell Ave (year 2025) is $273,179 with $4,221 in property tax.
When was 823 Shell Ave built?
823 Shell Ave was built in 1956.
How does 823 Shell Ave compare to others on Shell Ave?
We track 8 other properties on Shell Ave. Browse the list under "Other properties on Shell Ave" to compare beds, baths, and sale history.
What are the property facts for 823 Shell Ave?
823 Shell Ave is a 3 bed, 1 bath, 936 sqft single_family.
Is 823 Shell Ave a flip candidate?
No — 823 Shell Ave does not appear in our flips dataset.
Is 823 Shell Ave a tax-appeal candidate?
No — 823 Shell Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.4%
Implied 1-yr
-5.4%
2026 Q3
$789.8K
2026 Q4
$778K
ZIP 94553 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Shell Ave