121 Butte Ct is a 1,336 square foot house on a 6,000 square foot lot with 4 bedrooms and 2 bathrooms. Based on Redfin's Bay Point data, we estimate the home's value is $526,889.
Single-familyProperty Type
1974Year Built
6,000 sq ftLot Size
$394Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$526,889
$2,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.1% lower than the average sale price ($544K) 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
$1,782 (+4.6%)
$19,992 + $69,481
$89,473
2024
$1,704 (+2.9%)
$19,600 + $68,119
$87,719
2023
$1,656 (+0.5%)
$19,216 + $66,784
$86,000
2022
$1,647 (+2.9%)
$18,840 + $65,475
$84,315
2021
$1,602 (+2.4%)
$18,471 + $64,192
$82,663
2020
$1,565 (+1.8%)
$18,109 + $62,934
$81,043
2019
$1,537 (+3.3%)
$17,924 + $62,289
$80,213
2018
$1,489 (+3.5%)
$17,573 + $61,068
$78,641
2017
$1,439 (+4.2%)
$16,892 + $58,698
$75,590
2016
$1,381 (+2.1%)
$16,892 + $58,698
$75,590
2015
$1,352 (+2.7%)
$16,561 + $57,548
$74,109
2014
$1,316 (+2.9%)
$15,994 + $55,574
$71,568
2013
$1,278 (+2.9%)
$15,994 + $55,574
$71,568
2012
$1,243 (+4.2%)
$15,922 + $55,323
$71,245
2011
$1,193 (+2.4%)
$15,610 + $54,239
$69,849
2010
$1,165 (+1.3%)
$15,304 + $53,176
$68,480
2009
$1,150 (+2.8%)
$15,190 + $52,779
$67,969
2008
$1,118
$15,227 + $52,905
$68,132
Tax history for 121 Butte Ct
Year
Property tax
Land + Additions
Assessment*
2025
$1,782 (+4.6%)
$19,992 + $69,481
$89,473
2024
$1,704 (+2.9%)
$19,600 + $68,119
$87,719
2023
$1,656 (+0.5%)
$19,216 + $66,784
$86,000
2022
$1,647 (+2.9%)
$18,840 + $65,475
$84,315
2021
$1,602 (+2.4%)
$18,471 + $64,192
$82,663
2020
$1,565 (+1.8%)
$18,109 + $62,934
$81,043
2019
$1,537 (+3.3%)
$17,924 + $62,289
$80,213
2018
$1,489 (+3.5%)
$17,573 + $61,068
$78,641
2017
$1,439 (+4.2%)
$16,892 + $58,698
$75,590
2016
$1,381 (+2.1%)
$16,892 + $58,698
$75,590
2015
$1,352 (+2.7%)
$16,561 + $57,548
$74,109
2014
$1,316 (+2.9%)
$15,994 + $55,574
$71,568
2013
$1,278 (+2.9%)
$15,994 + $55,574
$71,568
2012
$1,243 (+4.2%)
$15,922 + $55,323
$71,245
2011
$1,193 (+2.4%)
$15,610 + $54,239
$69,849
2010
$1,165 (+1.3%)
$15,304 + $53,176
$68,480
2009
$1,150 (+2.8%)
$15,190 + $52,779
$67,969
2008
$1,118
$15,227 + $52,905
$68,132
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Sep 16, 2013 • Final
Building - residential re-roof
Tear off the existing roof, install solid sheeting, and install new composition shingles on a residential building.
Roofing
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: 7
Exterior
Property Information
Living Sq. Ft: 1,336
Ground Floor Sq. Ft: 1,336
Building Sq. Ft: 1,336
# of Stories: 1
Legal Description: TRACT 4362 LOT 10 EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 441
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,000
Legal Lot Number: 10
Acres: 0.1377
Zoning Code: R-6
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,336
Stories: 1.0
Lot Size: 6,000 square feet
Style: Single Family Residential
Year Built: 1974
Year Renovated: 1975
County: Contra Costa County
APN: 0983510108
Home facts updated by county records on Oct 9, 2026
Around this home
Schools
Rio Vista Elementary School
Public K-5 • Assigned • 0.7mi
2/10
Riverview Middle School
Public 6-8 • Assigned • 0.4mi
3/10
Mt. Diablo High School
Public 9-12 • Assigned • 5.1mi
3/10
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
5/10 Fire Factor
6% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 98° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
18 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Bay Point, CA • 94565
Average low and high temperatures (°F)
60
41
64
46
72
52
72
52
79
56
85
60
87
61
91
63
85
63
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
$501,000 – $606,000
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