1531 Serafix Rd is a 3,045 square foot house on a 0.41 acre lot with 5 bedrooms and 3 bathrooms. - it last sold on October 19, 2000 for $1,210,000. Based on Redfin's Alamo data, we estimate the home's value is $2,911,498.
Single-familyProperty Type
1997Year Built
0.41 acresLot Size
$956Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$2,911,498
$1.7M since sold in October 2000$25K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.8% lower than the average sale price ($3.23M) of 5 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #11066779
Oct 5, 2000
Listing Removed
—
Public Records
Jul 26, 1999
Sold
$879,000
$289/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11015898
Jun 3, 1999
Listing Removed
—
Public Records
Jul 25, 1997
Sold
$617,000
$203/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$22,380 (+2.5%)
$1,075,879 + $832,562
$1,908,441
2025
$21,837 (+2.0%)
$1,075,879 + $832,562
$1,908,441
2024
$21,402 (+2.3%)
$1,054,784 + $816,238
$1,871,022
2023
$20,923 (+0.8%)
$1,034,102 + $800,234
$1,834,336
2022
$20,747 (+2.6%)
$1,013,826 + $784,544
$1,798,370
2021
$20,229 (+2.0%)
$993,948 + $769,161
$1,763,109
2020
$19,824 (+0.8%)
$974,459 + $748,962
$1,723,421
2019
$19,659 (+3.6%)
$964,468 + $702,683
$1,667,151
2018
$18,972 (+2.3%)
$945,557 + $688,905
$1,634,462
2017
$18,552 (+1.7%)
$908,841 + $662,155
$1,570,996
2016
$18,239 (+1.6%)
$908,841 + $662,155
$1,570,996
2015
$17,946 (+5.4%)
$891,021 + $649,172
$1,540,193
2014
$17,020 (+5.4%)
$828,431 + $603,569
$1,432,000
2013
$16,148 (+14.8%)
$828,431 + $603,569
$1,432,000
2012
$14,066 (+0.3%)
$789,670 + $575,330
$1,365,000
2011
$14,017 (+19.1%)
$691,323 + $503,677
$1,195,000
2010
$11,773 (−14.2%)
$694,215 + $505,785
$1,200,000
2009
$13,722 (−13.0%)
$600,000 + $550,000
$1,150,000
2008
$15,780
$736,447 + $536,553
$1,273,000
Tax history for 1531 Serafix Rd
Year
Property tax
Land + Additions
Assessment*
2026
$22,380 (+2.5%)
$1,075,879 + $832,562
$1,908,441
2025
$21,837 (+2.0%)
$1,075,879 + $832,562
$1,908,441
2024
$21,402 (+2.3%)
$1,054,784 + $816,238
$1,871,022
2023
$20,923 (+0.8%)
$1,034,102 + $800,234
$1,834,336
2022
$20,747 (+2.6%)
$1,013,826 + $784,544
$1,798,370
2021
$20,229 (+2.0%)
$993,948 + $769,161
$1,763,109
2020
$19,824 (+0.8%)
$974,459 + $748,962
$1,723,421
2019
$19,659 (+3.6%)
$964,468 + $702,683
$1,667,151
2018
$18,972 (+2.3%)
$945,557 + $688,905
$1,634,462
2017
$18,552 (+1.7%)
$908,841 + $662,155
$1,570,996
2016
$18,239 (+1.6%)
$908,841 + $662,155
$1,570,996
2015
$17,946 (+5.4%)
$891,021 + $649,172
$1,540,193
2014
$17,020 (+5.4%)
$828,431 + $603,569
$1,432,000
2013
$16,148 (+14.8%)
$828,431 + $603,569
$1,432,000
2012
$14,066 (+0.3%)
$789,670 + $575,330
$1,365,000
2011
$14,017 (+19.1%)
$691,323 + $503,677
$1,195,000
2010
$11,773 (−14.2%)
$694,215 + $505,785
$1,200,000
2009
$13,722 (−13.0%)
$600,000 + $550,000
$1,150,000
2008
$15,780
$736,447 + $536,553
$1,273,000
*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
P-1
Planned Unit District
A large-scale integrated development or a general plan special area of concern provides an opportunity for, and requires cohesive design when flexible regulations are applied; whereas the application of conventional regulation, designed primarily for individual lot development, to a large-scale development or special area may create a monotonous and inappropriate neighborhood. The planned unit district is intended to allow diversification in the relationship of various uses, buildings, structures, lot sizes and open space while insuring substantial compliance with the general plan and the intent of the county code in requiring adequate standards necessary to satisfy the requirements of the public health, safety and general welfare. These standards shall be observed without unduly inhibiting the advantages of large-scale site or special area planning.
Permitted uses
Include but are not limited to:
Housing-Single unit
Jan 24, 2025 • Final
Building/residential/al/alteration
Remodel a kitchen, laundry room, and bathroom.
Bathroom
Kitchen
Remodel
Mar 29, 2021 • Final
Building - residential electrical
Install a Tesla Powerwall energy storage system.
Battery
Electrical
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 7833
Living Sq. Ft: 3,045
Ground Floor Sq. Ft: 3,045
Building Sq. Ft: 3,045
# of Stories: 1
Legal Description: T7633 L50
Parking & Garage Information
Garage/Parking Sq. Ft: 572
Lot Information
# of Buildings: 1
Land Sq. Ft: 17,660
Legal Lot Number: 50
Acres: 0.4054
Zoning Code: P-1
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 3,045
Stories: 1.0
Lot Size: 0.41 acres
Style: Single Family Residential
Year Built: 1997
Year Renovated: 2005
County: Contra Costa County
APN: 1938900295
Home facts updated by county records on Oct 31, 2026
Around this home
Schools
K - 12
Preschool & daycare
Alamo Elementary School
Public K-5 • Assigned • 1.6mi
10/10
Stone Valley Middle School
Public 6-8 • Assigned • 1.4mi
10/10
Monte Vista High School
Public 9-12 • Assigned • 2.1mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
7/10 Flood Factor
Estimated 71-79% chance of a flood reaching the building in the next 30 years
5/10 Fire Factor
7% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 94° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
17 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Alamo, CA • 94507
Average low and high temperatures (°F)
58
39
61
42
68
46
68
47
74
51
80
54
82
56
86
58
81
59
71
52
62
44
56
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.5 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.5 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.77M – $3.35M
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