21403 Martin St is a 1,657 square foot house on a 5,510 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on May 26, 1972 for $32,000. Based on Redfin's Carson data, we estimate the home's value is $851,453.
Single-familyProperty Type
1963Year Built
5,510 sq ftLot Size
$514Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$851,453
$819K since sold in May 1972$8,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2% lower than the average sale price ($869K) 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
Nov 12, 2025 • Final
Building permit (residential) - remodel and/or addition
Install a new attached aluminum patio cover. The project includes the installation of lights and a switch.
Electrical
Remodel
Nov 12, 2025 • Final
Electrical permit (residential)
Replace light fixtures.
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
Heating & Cooling
Heating Type: Central
Exterior
Property Information
Subdivision Name: 28032
Living Sq. Ft: 1,657
# of Units: 1
Legal Description: TRACT NO 28032 LOT 52
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,510
Legal Lot Number: 52
Municipality Name: CARSON
Acres: 0.1265
Depth Footage: 106
Front Footage: 52
Zoning Code: CARS*
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,657
Stories: —
Lot Size: 5,510 square feet
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1963
County: Los Angeles County
APN: 7326016025
Home facts updated by county records on Oct 6, 2026
Around this home
Schools
K - 12
Preschool & daycare
Del Amo Elementary School
Public K-5 • Assigned • 0.3mi
6/10
Andrew Carnegie Middle School
Public 6-8 • Assigned • 0.9mi
7/10
Rancho Dominguez Preparatory
Public 6-12 • Assigned • 1.6mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
The Los Angeles County market is becoming more balanced, giving buyers a little more room to negotiate while well-priced homes can still attract strong interest. With homes taking longer to sell and buyers becoming more selective, pricing and...