4810 Blum Rd, Apt 4, Martinez, CA 94553 Property Records

Contra Costa County property record for 4810 Blum Rd, Apt 4, Martinez, CA 94553

Property Summary

Property Type	Condominium
Details	2 bd · 1 ba · 763 sqft · built 1973
Lot Size	0.018 acres (775 sqft)
Owner	Individual Name on File
Last Sale	$234,000 (Sep 2020)
Tax Bill	$3,843 (2025)
Deeds & Mortgages	Sep 2020 Sale & Mortgage Jan 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`159-400-011-7`

Property Details

APN / Parcel Number

Primary APN	`159-400-011-7`
Alternative APN	`159-400-011`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	763 sqft Living Area
1st Floor Area	763 sqft

Exterior

Year Built	Built 1973
Effective Year Built	Effective 1985
Architectural Style	Condo/Apartment
Lot Area	775 sqft (0.018 acres)
Garage Type	Attached
Garage Area	162 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	4810 BLUM RD, 4
City	MARTINEZ
State	CA
Zip	94553-3637
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	M17
Legal Description	TRACT 5962 UNIT 11
Legal Subdivision	ALDERWOOD
Legal Tract	5962
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1019
Census Tract	320004

Owner

4810 Blum Rd, Apt 4 is owned and occupied by an individual who bought it in September 2020.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	Individual Name on File
Mailing Address	4810 BLUM RD, 4, MARTINEZ, CA 94553-3637
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Sep 29, 2020	Grant Deed, Transfer · Conventional Mortgage PREMIER LENDING INC
Jan 8, 2018	Grant Deed, Transfer · Conventional Mortgage COAST 2 COAST FUNDING GROUP INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 29, 2020 · Amount on File
Deed Sale	Sep 29, 2020 · Amount on File
Prior Sale	Jan 8, 2018 · Amount on File
Deed Document Number	2020220944
Record Updated	Oct 29, 2026

September 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 29, 2020
Property Address	4810 BLUM RD APT 4, 4, MARTINEZ, CA 94553-3637
Document Number	0000220944
Map Reference	MB 255 PG 5
Instrument Date	Sep 10, 2020
Instrument	2020-220944
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4810 BLUM RD APT 4, 4, MARTINEZ, CA 94553-3637

Mortgage

Document Number	0000220945
Date	Sep 29, 2020
Instrument	2020-220945

Lender

Name	PREMIER LENDING INC
Type	Mortgage Company
Address	CHARLOTTE, NC 28277

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Oct 1, 2050

January 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 8, 2018
Property Address	4810 BLUM RD APT 4, 4, MARTINEZ, CA 94553-3637
Document Number	0000002456
Map Reference	MB 10825 PG 15
Instrument Date	Jan 3, 2018
Instrument	2018-002456
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE CONCORD

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	400 GROVEWOOD LOOP, BRENTWOOD, CA 94513-2021

Mortgage

Document Number	0000002457
Date	Jan 8, 2018
Instrument	2018-002457

Lender

Name	COAST 2 COAST FUNDING GROUP INC
Type	Lending Institution

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 4810 Blum Rd, Apt 4 was $3,843 with a homeowner's exemption.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$258,351 (+2%) Land $121,447 Building $136,904
2025	$3,843.00 Homeowner's exemption	$253,286 Land $119,066 Building $134,220
2023	$3,629.00 (+2.31%) Homeowner's exemption	$243,453 Land $114,444 Building $129,009
2022	$3,547.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 4810 Blum Rd, Apt 4 in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2017.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	4 in force
Nearby Flood Claims	1 (2017)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 2017 · Severe Winter Storms, Flooding, And Mudslides

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 4810 Blum Rd, Apt 4 is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 244 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Fiber · Cable in parts of the area	1,500 / 1,500
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T, Verizon.

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