25 Portsmouth Rd is a 2,798 square foot house on a 3,564 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on July 02, 2013 for $1,800,000. Based on Redfin's Piedmont data, we estimate the home's value is $3,076,901.
Single-familyProperty Type
1915Year Built
3,564 sq ftLot Size
$1,100Est. Price/Sq.Ft.
1 garage spacesParking
Source:Public Records
Redfin Estimate
$3,076,901
$1.3M since sold in July 2013$115K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 38.7% higher than the average sale price ($2.22M) of 5 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40097346
Aug 13, 2005
Listing Removed
—
Public Records
Feb 20, 2003
Sold
$950,000
$340/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #23000833
Jan 16, 2003
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #20012469
Aug 18, 2001
Listing Removed
—
Public Records
Jun 15, 1989
Sold
$395,000
$141/sq ft
Public Records
Apr 3, 1981
Sold
$121,000
$43/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$32,276 (+3.7%)
$675,172 + $1,575,403
$2,250,575
2024
$31,124 (+1.5%)
$661,937 + $1,544,520
$2,206,457
2023
$30,664 (+2.9%)
$648,961 + $1,514,242
$2,163,203
2022
$29,807 (+4.9%)
$623,764 + $1,455,451
$2,079,215
2021
$28,425 (+0.2%)
$623,764 + $1,455,451
$2,079,215
2020
$28,365 (+0.1%)
$611,539 + $1,426,924
$2,038,463
2019
$28,333 (+3.6%)
$605,269 + $1,412,296
$2,017,565
2018
$27,358 (−0.3%)
$593,406 + $1,384,614
$1,978,020
2017
$27,443 (+7.9%)
$570,369 + $1,330,862
$1,901,231
2016
$25,441 (−0.3%)
$570,369 + $1,330,862
$1,901,231
2015
$25,517 (+0.9%)
$559,186 + $1,304,767
$1,863,953
2014
$25,289 (+31.5%)
$540,000 + $1,260,000
$1,800,000
2013
$19,236 (+9.0%)
$540,000 + $1,260,000
$1,800,000
2012
$17,651 (−0.4%)
$384,000 + $896,000
$1,280,000
2011
$17,727 (+2.1%)
$358,800 + $837,200
$1,196,000
2010
$17,360 (−12.3%)
$358,800 + $837,200
$1,196,000
2009
$19,791 (+7.1%)
$358,800 + $837,200
$1,196,000
2008
$18,477
$413,868 + $965,692
$1,379,560
Tax history for 25 Portsmouth Rd
Year
Property tax
Land + Additions
Assessment*
2025
$32,276 (+3.7%)
$675,172 + $1,575,403
$2,250,575
2024
$31,124 (+1.5%)
$661,937 + $1,544,520
$2,206,457
2023
$30,664 (+2.9%)
$648,961 + $1,514,242
$2,163,203
2022
$29,807 (+4.9%)
$623,764 + $1,455,451
$2,079,215
2021
$28,425 (+0.2%)
$623,764 + $1,455,451
$2,079,215
2020
$28,365 (+0.1%)
$611,539 + $1,426,924
$2,038,463
2019
$28,333 (+3.6%)
$605,269 + $1,412,296
$2,017,565
2018
$27,358 (−0.3%)
$593,406 + $1,384,614
$1,978,020
2017
$27,443 (+7.9%)
$570,369 + $1,330,862
$1,901,231
2016
$25,441 (−0.3%)
$570,369 + $1,330,862
$1,901,231
2015
$25,517 (+0.9%)
$559,186 + $1,304,767
$1,863,953
2014
$25,289 (+31.5%)
$540,000 + $1,260,000
$1,800,000
2013
$19,236 (+9.0%)
$540,000 + $1,260,000
$1,800,000
2012
$17,651 (−0.4%)
$384,000 + $896,000
$1,280,000
2011
$17,727 (+2.1%)
$358,800 + $837,200
$1,196,000
2010
$17,360 (−12.3%)
$358,800 + $837,200
$1,196,000
2009
$19,791 (+7.1%)
$358,800 + $837,200
$1,196,000
2008
$18,477
$413,868 + $965,692
$1,379,560
*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
SFR
Single Family Residential
The intent is to: Preserve, protect and enhance Piedmont's residential character, protecting the quiet, family atmosphere of neighborhoods.; Protect residents from the harmful effects of excessive noise, light deprivation, intrusions on privacy, overcrowding, excessive traffic, insufficient parking, blockage of significant views, and other adverse environmental impacts.; Maintain openness and areas of vegetation between residences to enhance a healthy environment.; Achieve design compatibility between additions, remodeling and other new construction by establishing development standards.; Minimize the out-of-scale appearance of large homes, parking areas, and other development relative to the lot size and to other homes in a neighborhood.
Dec 20, 2018 • Final
Building
Obtain a retroactive permit for an existing third full bathroom.
Bathroom
Mar 3, 2017 • Final
Building
Perform drainage and foundation repairs.
Grading
Remodel
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
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Building Style Type: Rectangular Design
Construction Type: Wood
Building Construction Quality: Average
Property Information
Subdivision Name: LAKEWOOD PARK
Living Sq. Ft: 2,798
Building Sq. Ft: 2,798
# of Units: 1
# of Stories: 1.5
Legal Description: OFFICIAL RECS 14 PG 38 BLK C PART OF LOT 6,7
Parking & Garage Information
# of Parking Spaces: 1
Parking Type: Undefined Type - 1 Car Garage
Garage / Carport Type: Undefined Type - 1 Car
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,564
Legal Lot Number: 6
Legal Block Number: C
Municipality Name: PIEDMONT INCORP
Acres: 0.0818
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,798
Stories: 1.5
Parking Spaces: 2
Basement: Yes
Accessible: No
Lot Size: 3,564 square feet
Style: Single Family Residential
Year Built: 1915
Year Renovated: 2014
County: Alameda County
APN: 050 086105700
HOA Dues: —
Garage: Yes
Features: Views
Home facts updated by owner on Apr 2, 2023
Around this home
Schools
K - 12
Preschool & daycare
Wildwood Elementary School
Public K-5 • Assigned • 0.2mi
9/10
Piedmont Middle School
Public 6-8 • Assigned • 0.3mi
8/10
Piedmont High School
Public 9-12 • Assigned • 0.4mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
3/10 Heat Factor
7 days above 84° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
14 unhealthy days expected this year, 14 days in 30 years
Provided by First Street
Historical weather
Piedmont, CA • 94610
Average low and high temperatures (°F)
62
45
63
47
69
49
67
50
71
53
71
55
72
57
75
58
75
60
71
55
64
50
60
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.9 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
10.9 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.92M – $3.54M
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