bridgeMLS, Bay East AOR, or Contra Costa AOR #11030372
Dec 21, 1999
Sold
$146,950
$126/sq ft
Nov 9, 1999
Listing Removed
—
Sep 18, 1999
Listed
$146,950
$126/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$3,841 (+4.2%)
$97,762 + $139,473
$237,235
2024
$3,686 (+3.4%)
$95,846 + $136,739
$232,585
2023
$3,565 (+3.4%)
$93,967 + $134,058
$228,025
2022
$3,447 (+3.6%)
$92,125 + $131,430
$223,555
2021
$3,326 (+2.4%)
$90,319 + $128,853
$219,172
2020
$3,249 (+2.7%)
$88,549 + $126,327
$214,876
2019
$3,162 (+4.7%)
$87,642 + $125,032
$212,674
2018
$3,021 (+1.5%)
$85,924 + $122,581
$208,505
2017
$2,976 (+7.2%)
$82,589 + $117,822
$200,411
2016
$2,776 (+0.9%)
$82,589 + $117,822
$200,411
2015
$2,751 (+1.4%)
$80,970 + $115,512
$196,482
2014
$2,712 (+11.6%)
$78,192 + $111,549
$189,741
2013
$2,429 (+15.3%)
$78,192 + $111,549
$189,741
2012
$2,108 (−18.4%)
$67,997 + $97,003
$165,000
2011
$2,583 (+0.5%)
$57,076 + $81,424
$138,500
2010
$2,570 (−0.1%)
$74,817 + $106,734
$181,551
2009
$2,573 (+4.2%)
$74,258 + $105,937
$180,195
2008
$2,470
$74,435 + $106,189
$180,624
Tax history for 4730 Blum Rd
Year
Property tax
Land + Additions
Assessment*
2025
$3,841 (+4.2%)
$97,762 + $139,473
$237,235
2024
$3,686 (+3.4%)
$95,846 + $136,739
$232,585
2023
$3,565 (+3.4%)
$93,967 + $134,058
$228,025
2022
$3,447 (+3.6%)
$92,125 + $131,430
$223,555
2021
$3,326 (+2.4%)
$90,319 + $128,853
$219,172
2020
$3,249 (+2.7%)
$88,549 + $126,327
$214,876
2019
$3,162 (+4.7%)
$87,642 + $125,032
$212,674
2018
$3,021 (+1.5%)
$85,924 + $122,581
$208,505
2017
$2,976 (+7.2%)
$82,589 + $117,822
$200,411
2016
$2,776 (+0.9%)
$82,589 + $117,822
$200,411
2015
$2,751 (+1.4%)
$80,970 + $115,512
$196,482
2014
$2,712 (+11.6%)
$78,192 + $111,549
$189,741
2013
$2,429 (+15.3%)
$78,192 + $111,549
$189,741
2012
$2,108 (−18.4%)
$67,997 + $97,003
$165,000
2011
$2,583 (+0.5%)
$57,076 + $81,424
$138,500
2010
$2,570 (−0.1%)
$74,817 + $106,734
$181,551
2009
$2,573 (+4.2%)
$74,258 + $105,937
$180,195
2008
$2,470
$74,435 + $106,189
$180,624
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Permits
Beds
3
Baths
1
Stories
1
Lot width
—
Lot depth
—
Lot size
7,187 Sq. Ft.
Year renovated
1947
Sq. Ft.
1,165
Year built
1947
Style
Single Family Residential
County
Contra Costa County
APN
1591900111
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 9, 2026.
Jun 2, 2023 • Final
Building/residential/al/alteration
Demolish the interior walls of a detached garage.
Demolition
Jan 30, 2010 • Final
Building - residential mechanical
Remove and replace a wall furnace.
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
Parking
Parking Information
Garage Spaces: 1
Covered Spaces: 1
Parking Features: Detached
Interior
Bathroom Information
# of Bathrooms Total: 1
# of Bathrooms Full: 1
Interior Features
Street Level Features: 3 Bedrooms, 1 Bath, Laundry Facility
Fireplaces Total: 1
Has Fireplace
Flooring: Carpet
Room Information
Rooms Total: 6
Fireplace Features: Living Room, Raised Hearth
Exterior
Building Information
Construction Materials: Wood Siding
Building Area Total: 1,165
Property Information
Living Area: 1165
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1947
Lot Information
Lot Size Square Feet: 7187
Lot Size Area: 0.17
Lot Size Units: Acres
Lot Size Acres: 0.17
Lot Features: Corner Lot, Level
Utilities
Utility Information
Water Source: Public
Sewer: Public Sewer
Heating & Cooling
Has Heating
Heating: Wall Furnace
Cooling: No Air Conditioning
Location
School Information
High School District: Martinez (925) 335-5800
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,165
Stories: 1.0
Lot Size: 7,187 square feet
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1947
County: Contra Costa County
APN: 1591900111
Home facts updated by county records on Oct 9, 2026
Around this home
Schools
Las Juntas Elementary School
Public K-5 • Assigned • 1.1mi
5/10
Martinez Junior High School
Public 6-8 • Assigned • 3.2mi
7/10
Alhambra Senior High School
Public 9-12 • Assigned • 3.2mi
8/10
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
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 98° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Martinez, CA • 94519
Average low and high temperatures (°F)
60
43
62
45
70
49
70
49
77
53
80
55
83
57
87
59
83
61
78
56
64
49
56
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.8 hours in
June and 4.8 hours in December, placing it above the
U.S. average for solar exposure.
11.8 hrs
4.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$460,000 – $557,000
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Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 1999. This data may not match public records. Learn more.