4040 Siino Ave
Concord, CA 94521
2 bd 1 ba 1,102 sqft Built 1950 Lot 9,900 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 | $144,463 | $545,160 | $689,623 | $8,624 |
| 2024 | $144,463 | $545,160 | $689,623 | $8,407 |
| 2023 | $138,854 | $523,992 | $662,846 | $8,252 |
| 2022 | $136,132 | $513,718 | $649,850 | $8,145 |
| 2021 | $100,260 | $399,447 | $499,707 | $6,336 |
| 2020 | $83,232 | $395,352 | $478,584 | $6,108 |
| 2019 | $81,600 | $387,600 | $469,200 | $6,033 |
| 2018 | $80,000 | $380,000 | $460,000 | $5,817 |
| 2017 | $41,590 | $244,886 | $286,476 | $3,867 |
| 2016 | $40,775 | $240,085 | $280,860 | $3,745 |
| 2015 | $40,163 | $236,479 | $276,642 | $3,685 |
| 2014 | $39,377 | $231,847 | $271,224 | $3,604 |
| 2013 | $39,200 | $230,800 | $270,000 | $3,496 |
| 2012 | $95,227 | $153,773 | $249,000 | $3,230 |
| 2011 | $84,710 | $136,790 | $221,500 | $2,885 |
| 2010 | $104,215 | $168,285 | $272,500 | $3,417 |
| 2009 | $100,000 | $140,000 | $240,000 | $3,048 |
| 2008 | $138,619 | $240,381 | $379,000 | $4,510 |
| 2007 | $27,943 | $27,351 | $55,294 | $1,033 |
Property facts
Year built
1950
Property type
single_family
Stories
1
Beds
2
Baths
1
Living area
1,102 sqft
Lot size
9,900 sqft
ZIP code
94521
City
Concord
Street
Siino Ave
Coordinates
37.96595, -121.99978
Comparable properties nearby
Frequently asked questions
When did 4040 Siino Ave last sell?
No public-record sale is on file for 4040 Siino Ave.
What is the current tax assessment for 4040 Siino Ave?
The most recent total assessment for 4040 Siino Ave (year 2025) is $689,623 with $8,624 in property tax.
When was 4040 Siino Ave built?
4040 Siino Ave was built in 1950.
How does 4040 Siino Ave compare to others on Siino Ave?
We do not currently track other properties on Siino Ave.
What are the property facts for 4040 Siino Ave?
4040 Siino Ave is a 2 bed, 1 bath, 1,102 sqft, 9,900 sqft lot single_family.
Is 4040 Siino Ave a flip candidate?
No — 4040 Siino Ave does not appear in our flips dataset.
Is 4040 Siino Ave a tax-appeal candidate?
No — 4040 Siino 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
+1.3%
Implied 1-yr
+5.1%
2026 Q3
$822.4K
2026 Q4
$832K
ZIP 94521 — Median Price History + Forecast
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Geography