21817 Water St is a 1,674 square foot house on a 4,713 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on July 06, 1973 for $36,000. Based on Redfin's Carson data, we estimate the home's value is $811,701.
Single-familyProperty Type
1972Year Built
4,713 sq ftLot Size
$485Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$811,701
$776K since sold in July 1973$6,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.3% higher than the average sale price ($794K) of 6 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
Residential Single-Family District
This zone is created for the establishment, expansion and preservation of residential areas which are to be developed with single-family detached dwellings and such other activities considered harmonious with such low density residential development.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Other
Educational/school
Oct 27, 2026 • Active
Mechanical permit (residential)
Replace a condenser in the backyard and a furnace in a closet with like-for-like units. Replace the duct system and alter existing ductwork.
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
Heating & Cooling
Heating Type: Central
Exterior
Property Information
Subdivision Name: 28476
Living Sq. Ft: 1,674
# of Units: 1
Legal Description: TRACT NO 28476 LOT 15
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,713
Legal Lot Number: 15
Municipality Name: CARSON
Acres: 0.1082
Depth Footage: 92
Front Footage: 51
Zoning Code: CARS*
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,674
Stories: —
Lot Size: 4,713 square feet
Style: Single Family Residential
Year Built: 1972
Year Renovated: 1973
County: Los Angeles County
APN: 7328018003
Home facts updated by county records on Aug 31, 2026
Around this home
Schools
Del Amo Elementary School
Public K-5 • Assigned • 0.5mi
6/10
Andrew Carnegie Middle School
Public 6-8 • Assigned • 1.0mi
7/10
Rancho Dominguez Preparatory
Public 6-12 • Assigned • 1.5mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
6/10 Flood Factor
Estimated 22-32% chance 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, 24 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
6/10 Air Factor
9 unhealthy days expected this year, 10 days in 30 years
Provided by First Street
Historical weather
Carson, CA • 90745
Average low and high temperatures (°F)
70
48
70
51
72
54
72
55
74
59
76
62
77
63
83
66
81
65
77
59
71
53
68
51
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.1 hours in
June and 6.9 hours in December, placing it above the
U.S. average for solar exposure.
9.1 hrs
6.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$772,000 – $934,000
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