109 Warren Way is a 964 square foot house on a 5,000 square foot lot with 3 bedrooms and 1 bathroom. - it last sold on July 27, 1971 for $15,000. Based on Redfin's Pittsburg data, we estimate the home's value is $440,295.
Single-familyProperty Type
1952Year Built
5,000 sq ftLot Size
$457Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$440,295
$425K since sold in July 1971$5,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.4% lower than the average sale price ($486K) of 5 comparable homes.
*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-5
Single-Family Residential District
To provide opportunities for attached or detached single-family residences in existing and new neighborhoods, subject to appropriate standards. Duplexes and multifamily dwellings such as triplexes and fourplexes existing as of the effective date of the ordinance codified in this title are allowed to remain.
Permitted uses
Include but are not limited to:
Housing-Single unit
Infrastructure
Communications tower
Apr 16, 2025 • Active
Mechanical
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
Room Information
# of Rooms: 6
Exterior
Property Information
Subdivision Name: CARNEGIE MANOR 01
Living Sq. Ft: 964
Ground Floor Sq. Ft: 964
Building Sq. Ft: 964
# of Stories: 1
Legal Description: CARNEGIE MANOR #1 LOT 9
Parking & Garage Information
Garage/Parking Sq. Ft: 360
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,000
Legal Lot Number: 9
Acres: 0.1148
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 964
Stories: 1.0
Lot Size: 5,000 square feet
Style: Single Family Residential
Year Built: 1952
Year Renovated: 1952
County: Contra Costa County
APN: 0860410075
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Parkside Elementary School
Public K-5 • Assigned • 0.2mi
4/10
Martin Luther King Jr. Junior High School
Public 6-8 • Assigned • 1.6mi
5/10
Pittsburg Senior High School
Public 9-12 • Assigned • 0.9mi
4/10
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
6/10 Fire Factor
9% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 97° 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
Pittsburg, CA • 94565
Average low and high temperatures (°F)
60
41
64
46
72
52
72
52
79
56
85
60
85
59
91
63
86
61
78
57
64
48
56
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 12.1 hours in
June and 4.8 hours in December, placing it above the
U.S. average for solar exposure.
12.1 hrs
4.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$419,000 – $507,000
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