1245 Williams is a 2,200 square foot house on a 8,400 square foot lot with 5 bedrooms and 3 bathrooms. Based on Redfin's Hercules data, we estimate the home's value is $870,811.
Single-familyProperty Type
1985Year Built
8,400 sq ftLot Size
$396Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$870,811
$2,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.9% lower than the average sale price ($879K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$6,119 (+5.0%)
$71,069 + $277,061
$348,130
2024
$5,826 (+1.6%)
$69,676 + $271,629
$341,305
2023
$5,732 (+1.3%)
$68,310 + $266,303
$334,613
2022
$5,660 (+0.2%)
$66,971 + $261,082
$328,053
2021
$5,649 (+3.4%)
$65,658 + $255,963
$321,621
2020
$5,461 (+1.5%)
$64,371 + $250,945
$315,316
2019
$5,380 (+4.0%)
$63,711 + $248,372
$312,083
2018
$5,175 (+1.8%)
$62,462 + $243,502
$305,964
2017
$5,084 (+4.3%)
$60,038 + $232,648
$292,686
2016
$4,876 (−0.1%)
$60,038 + $232,648
$292,686
2015
$4,882 (+0.1%)
$58,861 + $224,263
$283,124
2014
$4,877 (+2.6%)
$56,842 + $216,568
$273,410
2013
$4,754 (+7.0%)
$56,842 + $216,568
$273,410
2012
$4,442 (+2.1%)
$56,586 + $215,590
$272,176
2011
$4,348 (+4.2%)
$55,477 + $211,363
$266,840
2010
$4,172 (+0.4%)
$54,390 + $207,219
$261,609
2009
$4,157 (+7.1%)
$53,984 + $205,671
$259,655
2008
$3,881
$54,113 + $206,160
$260,273
Tax history for 1245 Williams
Year
Property tax
Land + Additions
Assessment*
2025
$6,119 (+5.0%)
$71,069 + $277,061
$348,130
2024
$5,826 (+1.6%)
$69,676 + $271,629
$341,305
2023
$5,732 (+1.3%)
$68,310 + $266,303
$334,613
2022
$5,660 (+0.2%)
$66,971 + $261,082
$328,053
2021
$5,649 (+3.4%)
$65,658 + $255,963
$321,621
2020
$5,461 (+1.5%)
$64,371 + $250,945
$315,316
2019
$5,380 (+4.0%)
$63,711 + $248,372
$312,083
2018
$5,175 (+1.8%)
$62,462 + $243,502
$305,964
2017
$5,084 (+4.3%)
$60,038 + $232,648
$292,686
2016
$4,876 (−0.1%)
$60,038 + $232,648
$292,686
2015
$4,882 (+0.1%)
$58,861 + $224,263
$283,124
2014
$4,877 (+2.6%)
$56,842 + $216,568
$273,410
2013
$4,754 (+7.0%)
$56,842 + $216,568
$273,410
2012
$4,442 (+2.1%)
$56,586 + $215,590
$272,176
2011
$4,348 (+4.2%)
$55,477 + $211,363
$266,840
2010
$4,172 (+0.4%)
$54,390 + $207,219
$261,609
2009
$4,157 (+7.1%)
$53,984 + $205,671
$259,655
2008
$3,881
$54,113 + $206,160
$260,273
*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-L
Residential Single-Family Low Density District
To provide areas for single-family housing on smaller lots that will generally be developed as part of a larger planned subdivision where a limited number of models of varied exterior designs are built in a random pattern on individual lots with a gross density of 2 to 7 units per acre and a minimum parcel size of 6,000 sq ft unless a smaller lot size is allowed by an approved planned development (PD).
Permitted uses
Include but are not limited to:
Housing-Multiple units
Oct 13, 2020 • Final
Building/residential/al/alteration
Remodel
Jan 18, 2017 • Final
Building/residential/al/alteration
Replace an existing covered sunroom with a new covered patio. Extend the new roof over an existing deck.
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
Room Information
# of Rooms: 11
Exterior
Property Information
Subdivision Name: SUBDIVISION 5337
Living Sq. Ft: 2,200
Ground Floor Sq. Ft: 1,158
Building Sq. Ft: 2,200
# of Stories: 2
Legal Description: T5337A L0080 B
Parking & Garage Information
Garage/Parking Sq. Ft: 415
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,400
Legal Lot Number: 80
Acres: 0.1928
County Use Description: SINGLE FAMILY DETACHED WITH MA
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 2,200
Stories: 2.0
Lot Size: 8,400 square feet
Style: Single Family Residential
Year Built: 1985
Year Renovated: 1986
County: Contra Costa County
APN: 4040740013
Home facts updated by county records on Oct 9, 2026
Around this home
Schools
Ohlone Elementary School
Public K-5 • Assigned • 0.9mi
9/10
Hercules Middle School
Public 6-8 • Assigned • 2.0mi
7/10
Hercules High School
Public 9-12 • Assigned • 2.0mi
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
4/10 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
Hercules, CA • 94547
Average low and high temperatures (°F)
60
41
62
44
69
46
67
47
73
52
74
54
75
56
79
57
77
59
75
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 11.4 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.4 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$828,000 – $1.00M
Reach more buyers when you sell with Redfin. Save up to $8,708 in fees.3 minutes to get started.