3131 Mount Diablo St
Concord, CA 94518
3 bd 2 ba 1,130 sqft Built 1954 Lot 5,510 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 | $257,683 | $361,425 | $619,108 | $7,844 |
| 2024 | $257,683 | $361,425 | $619,108 | $7,643 |
| 2023 | $247,678 | $347,392 | $595,070 | $7,499 |
| 2022 | $242,822 | $340,581 | $583,403 | $7,399 |
| 2021 | $238,061 | $333,903 | $571,964 | $7,218 |
| 2020 | $235,620 | $330,480 | $566,100 | $7,167 |
| 2019 | $269,346 | $221,185 | $490,531 | $6,349 |
| 2018 | $264,065 | $216,849 | $480,914 | $6,107 |
| 2017 | $258,888 | $212,598 | $471,486 | $5,903 |
| 2016 | $253,812 | $208,430 | $462,242 | $5,738 |
| 2015 | $133,975 | $204,039 | $338,014 | $4,288 |
| 2014 | $131,351 | $200,043 | $331,394 | $4,201 |
| 2013 | $97,505 | $148,495 | $246,000 | $3,151 |
| 2012 | $76,894 | $117,106 | $194,000 | $2,543 |
| 2011 | $102,658 | $156,342 | $259,000 | $3,217 |
| 2010 | $107,414 | $163,586 | $271,000 | $3,325 |
| 2009 | $92,551 | $140,949 | $233,500 | $2,902 |
| 2008 | $122,589 | $186,696 | $309,285 | $3,686 |
| 2007 | $120,186 | $183,036 | $303,222 | $3,614 |
Property facts
Year built
1954
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,130 sqft
Lot size
5,510 sqft
ZIP code
94518
City
Concord
Street
Mount Diablo St
Coordinates
37.96942, -122.02296
Comparable properties nearby
Frequently asked questions
When did 3131 Mount Diablo St last sell?
No public-record sale is on file for 3131 Mount Diablo St.
What is the current tax assessment for 3131 Mount Diablo St?
The most recent total assessment for 3131 Mount Diablo St (year 2025) is $619,108 with $7,844 in property tax.
When was 3131 Mount Diablo St built?
3131 Mount Diablo St was built in 1954.
How does 3131 Mount Diablo St compare to others on Mount Diablo St?
We track 8 other properties on Mount Diablo St. Browse the list under "Other properties on Mount Diablo St" to compare beds, baths, and sale history.
What are the property facts for 3131 Mount Diablo St?
3131 Mount Diablo St is a 3 bed, 2 bath, 1,130 sqft, 5,510 sqft lot single_family.
Is 3131 Mount Diablo St a flip candidate?
No — 3131 Mount Diablo St does not appear in our flips dataset.
Is 3131 Mount Diablo St a tax-appeal candidate?
No — 3131 Mount Diablo 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
+3.3%
Implied 1-yr
+13.1%
2026 Q3
$835.2K
2026 Q4
$857.8K
ZIP 94518 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mount Diablo St