2550 Duncan Rd is a 1,240 square foot house on a 0.42 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on September 01, 2005 for $565,000. Based on Redfin's Pinole data, we estimate the home's value is $680,902.
Single-familyProperty Type
1962Year Built
0.42 acresLot Size
$549Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$680,902
$116K since sold in September 2005$12K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.5% lower than the average sale price ($698K) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40282466
Dec 22, 2007
Listing Removed
—
Public Records
Sep 1, 2005
Sold
$565,000
$456/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40092660
Aug 6, 2005
Listing Removed
—
Public Records
Aug 4, 1999
Sold
$203,000
$164/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #29017442
Jun 22, 1999
Listing Removed
—
Public Records
Jan 27, 1994
Sold
$165,500
$133/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$6,943 (+2.2%)
$273,039 + $170,012
$443,051
2025
$6,795 (+3.1%)
$273,039 + $170,012
$443,051
2024
$6,591 (+2.7%)
$267,686 + $166,679
$434,365
2023
$6,417 (+0.9%)
$262,438 + $163,411
$425,849
2022
$6,361 (+0.4%)
$257,293 + $160,207
$417,500
2021
$6,338 (+4.2%)
$252,249 + $157,066
$409,315
2020
$6,084 (+1.8%)
$247,303 + $153,987
$401,290
2019
$5,975 (+3.3%)
$244,768 + $152,409
$397,177
2018
$5,782 (+2.1%)
$239,969 + $149,421
$389,390
2017
$5,663 (+0.9%)
$230,651 + $143,620
$374,271
2016
$5,613 (+8.0%)
$230,651 + $143,620
$374,271
2015
$5,199 (+10.2%)
$226,129 + $140,804
$366,933
2014
$4,719 (+36.4%)
$178,409 + $111,091
$289,500
2013
$3,459 (−6.0%)
$178,409 + $111,091
$289,500
2012
$3,680 (+6.2%)
$121,713 + $75,787
$197,500
2011
$3,466 (−10.9%)
$140,817 + $87,683
$228,500
2010
$3,889 (+1.6%)
$130,033 + $80,967
$211,000
2009
$3,827 (−30.3%)
$159,614 + $99,386
$259,000
2008
$5,487
$159,614 + $99,386
$259,000
Tax history for 2550 Duncan Rd
Year
Property tax
Land + Additions
Assessment*
2026
$6,943 (+2.2%)
$273,039 + $170,012
$443,051
2025
$6,795 (+3.1%)
$273,039 + $170,012
$443,051
2024
$6,591 (+2.7%)
$267,686 + $166,679
$434,365
2023
$6,417 (+0.9%)
$262,438 + $163,411
$425,849
2022
$6,361 (+0.4%)
$257,293 + $160,207
$417,500
2021
$6,338 (+4.2%)
$252,249 + $157,066
$409,315
2020
$6,084 (+1.8%)
$247,303 + $153,987
$401,290
2019
$5,975 (+3.3%)
$244,768 + $152,409
$397,177
2018
$5,782 (+2.1%)
$239,969 + $149,421
$389,390
2017
$5,663 (+0.9%)
$230,651 + $143,620
$374,271
2016
$5,613 (+8.0%)
$230,651 + $143,620
$374,271
2015
$5,199 (+10.2%)
$226,129 + $140,804
$366,933
2014
$4,719 (+36.4%)
$178,409 + $111,091
$289,500
2013
$3,459 (−6.0%)
$178,409 + $111,091
$289,500
2012
$3,680 (+6.2%)
$121,713 + $75,787
$197,500
2011
$3,466 (−10.9%)
$140,817 + $87,683
$228,500
2010
$3,889 (+1.6%)
$130,033 + $80,967
$211,000
2009
$3,827 (−30.3%)
$159,614 + $99,386
$259,000
2008
$5,487
$159,614 + $99,386
$259,000
*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
R-1
Suburban Residential Zoning District
This zoning district provides for single-family development that is typical of most residential areas of the city. This is the single largest residential category.
Permitted uses
Include but are not limited to:
Garden center
Housing-Group
Housing-Single unit
Housing-Senior
Housing-Other
Infrastructure
Educational/school
Fire house
Police station
Park & open space
Jun 24, 2026 • Final
Private sewer lateral
Plumbing
Sep 10, 2025 • Final
Residential like for like express
Remove and replace a gas water heater located in the garage.
Plumbing
Water heater
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
Heating Fuel Type: Gas
Heating Type: Central
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Average
Foundation Type: Slab
Building Style Type: Bungalow
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Stucco
View Information
View: Good
Property Information
Living Sq. Ft: 1,240
Ground Floor Sq. Ft: 1,240
Building Sq. Ft: 1,240
# of Stories: 1
Legal Description: TRACT 2954 LOT 42
Parking & Garage Information
# of Parking Spaces: 2
Garage/Parking Sq. Ft: 473
Lot Information
# of Buildings: 1
Land Sq. Ft: 18,200
Legal Lot Number: 42
Acres: 0.4178
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.: 1,240
Stories: 1.0
Lot Size: 0.42 acres
Style: Single Family Residential
Year Built: 1962
Year Renovated: 1962
County: Contra Costa County
APN: 4303910063
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Stewart Elementary School
Public K-8 • Assigned • 0.3mi
6/10
Pinole Valley High School
Public 9-12 • Assigned • 0.5mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
4/10 Flood Factor
Estimated 19-29% chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 89° 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
15 unhealthy days expected this year, 15 days in 30 years
Provided by First Street
Historical weather
Pinole, CA • 94564
Average low and high temperatures (°F)
60
42
62
44
70
47
68
48
72
52
73
54
73
55
78
56
77
59
72
53
63
47
57
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.1 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$647,000 – $784,000
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