140 Mavis Pl is a 1,382 square foot house on a 8,000 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on November 14, 2003 for $525,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,268,139.
Single-familyProperty Type
1977Year Built
8,000 sq ftLot Size
$918Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,268,139
$743K since sold in November 2003$18K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.4% lower than the average sale price ($1.27M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #11208683
Oct 10, 2003
Listing Removed
—
Public Records
Aug 5, 2002
Sold
$467,000
$338/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11143272
Jun 22, 2002
Listing Removed
—
Public Records
Dec 1, 2000
Sold
$387,000
$280/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11070758
Oct 30, 2000
Listing Removed
—
Public Records
Jul 31, 1989
Sold
$223,500
$162/sq ft
Public Records
Sep 1, 1977
Sold
$67,500
$49/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$9,371 (+3.2%)
$478,566 + $282,784
$761,350
2025
$9,078 (+2.2%)
$478,566 + $282,784
$761,350
2024
$8,887 (+1.7%)
$469,183 + $277,240
$746,423
2023
$8,737 (−10.8%)
$459,984 + $271,804
$731,788
2022
$9,799 (+2.0%)
$450,965 + $266,475
$717,440
2021
$9,608 (+1.1%)
$442,123 + $261,250
$703,373
2020
$9,506 (+14.7%)
$433,454 + $256,128
$689,582
2019
$8,287 (+3.9%)
$429,010 + $253,502
$682,512
2018
$7,978 (+3.8%)
$420,599 + $248,532
$669,131
2017
$7,684 (+1.4%)
$404,267 + $238,882
$643,149
2016
$7,578 (+1.4%)
$404,267 + $238,882
$643,149
2015
$7,473 (+1.5%)
$396,341 + $234,199
$630,540
2014
$7,364 (+26.8%)
$382,741 + $226,164
$608,905
2013
$5,806 (+3.7%)
$382,741 + $226,164
$608,905
2012
$5,600 (−9.5%)
$297,315 + $175,685
$473,000
2011
$6,189 (+0.7%)
$290,086 + $171,414
$461,500
2010
$6,143 (−8.7%)
$324,972 + $192,028
$517,000
2009
$6,729 (+2.3%)
$324,972 + $192,028
$517,000
2008
$6,580
$359,229 + $212,271
$571,500
Tax history for 140 Mavis Pl
Year
Property tax
Land + Additions
Assessment*
2026
$9,371 (+3.2%)
$478,566 + $282,784
$761,350
2025
$9,078 (+2.2%)
$478,566 + $282,784
$761,350
2024
$8,887 (+1.7%)
$469,183 + $277,240
$746,423
2023
$8,737 (−10.8%)
$459,984 + $271,804
$731,788
2022
$9,799 (+2.0%)
$450,965 + $266,475
$717,440
2021
$9,608 (+1.1%)
$442,123 + $261,250
$703,373
2020
$9,506 (+14.7%)
$433,454 + $256,128
$689,582
2019
$8,287 (+3.9%)
$429,010 + $253,502
$682,512
2018
$7,978 (+3.8%)
$420,599 + $248,532
$669,131
2017
$7,684 (+1.4%)
$404,267 + $238,882
$643,149
2016
$7,578 (+1.4%)
$404,267 + $238,882
$643,149
2015
$7,473 (+1.5%)
$396,341 + $234,199
$630,540
2014
$7,364 (+26.8%)
$382,741 + $226,164
$608,905
2013
$5,806 (+3.7%)
$382,741 + $226,164
$608,905
2012
$5,600 (−9.5%)
$297,315 + $175,685
$473,000
2011
$6,189 (+0.7%)
$290,086 + $171,414
$461,500
2010
$6,143 (−8.7%)
$324,972 + $192,028
$517,000
2009
$6,729 (+2.3%)
$324,972 + $192,028
$517,000
2008
$6,580
$359,229 + $212,271
$571,500
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RS-7
Single-Family Residential Zone
The RS zone is applied to areas of the City appropriate for single-family residential land uses in neighborhoods at a density of three to six units per net acre, subject to appropriate standards. The specific allowable density for each parcel is shown on the Zoning Map by a numerical suffix residential density designator (see Section D2-8). Minimum lot size for new parcels ranges from 3,500 to 12,000 sq ft. Depending upon the applicable residential density designator, the RS zone is consistent with and implements the Single Family Low Density, Single Family Low-Medium Density, and Single Family Medium Density land use classifications of the General Plan.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Senior
Housing-Student
Housing-Other
Sep 15, 2020 • Final
Furnace a/c - mechanical (residential)
HVAC
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Slab
Building Style Type: Ranch
Building Construction Quality: Average
Exterior Wall: Wood
Property Information
Subdivision Name: SUBDIVISION 4171
Living Sq. Ft: 1,382
Ground Floor Sq. Ft: 1,382
Building Sq. Ft: 1,382
# of Stories: 1
Legal Description: T04171 L0118 B EX MR
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Garage/Carport
Garage/Parking Sq. Ft: 447
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,000
Legal Lot Number: 118
Acres: 0.1837
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,382
Stories: 1.0
Lot Size: 8,000 square feet
Style: Single Family Residential
Year Built: 1977
Year Renovated: 1978
County: Contra Costa County
APN: 2122820364
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Montevideo Elementary School
Public K-5 • Assigned • 0.5mi
9/10
Pine Valley Middle School
Public 6-8 • Assigned • 0.9mi
10/10
California High School
Public 9-12 • Assigned • 0.2mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
San Ramon, Past 3 months,Median price $1.51M, down 4.5% YoY,Homes sold: 169 in July, up 1%,Days on market 20 days,Market Active but more balanced; slight seller advantage,Bottom line: Prices have softened, but homes are still selling relatively...