4800 Blum Rd, Apt 2, Martinez, CA 94553 Property Records

Contra Costa County property record for 4800 Blum Rd, Apt 2, Martinez, CA 94553

Property Summary

Property Type	Condominium
Details	2 bd · 1 ba · 763 sqft · built 1973
Lot Size	0.017 acres (755 sqft)
Owner	2 Trust Names on File
Last Sale	$52,000 (Nov 2011)
Tax Bill	$1,846 (2025)
Deeds & Mortgages	Dec 2021 Mortgage Jan 2022 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`159-400-002-6`

Property Details

APN / Parcel Number

Primary APN	`159-400-002-6`
Alternative APN	`159-400-002`

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 1973
Architectural Style	Condo/Apartment
Exterior Material	Stucco
Roof Material	Tar & Gravel
Lot Area	755 sqft (0.017 acres)
Garage Type	Carport
Garage Area	162 sqft
Carport	Carport
Carport Area	162 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Wall Unit
Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4800 BLUM RD, 2
City	MARTINEZ
State	CA
Zip	94553-3636
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	M17
Legal Description	TRACT 5962 UNIT 2
Legal Subdivision	SUBDIVISION 5962
Legal Tract	5962
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1019
Census Tract	320004

Owner

4800 Blum Rd, Apt 2 is held in a trust since November 2011.

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

Owner of Record	2 Trust Names on File
Mailing Address	4620 BLUM RD, B, MARTINEZ, CA 94553-3644
Owner Type	Company
Vesting	Trust

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
Dec 29, 2021	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Jan 18, 2022	Intrafamily Transfer, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Apr 16, 2019	Intrafamily Transfer, Transfer · ARM HOMEXPRESS MORTGAGE CORP

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 28, 2011 · Amount on File
Deed Sale	Nov 28, 2011 · Amount on File
Prior Sale	Aug 4, 2011 · Amount on File
Deed Document Number	2011256870
Prior Transfer Date	Nov 13, 1997
Prior Transfer Doc	0000224955
Record Updated	Oct 29, 2026

December 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4800 BLUM RD APT 2, 2, MARTINEZ, CA 94553-3636
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4620 BLUM RD, MARTINEZ, CA 94553-3644

Mortgage

Document Number	0000349175
Date	Dec 29, 2021
Instrument	2021-349175

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2052

January 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 18, 2022
Property Address	4800 BLUM RD APT 2, 2, MARTINEZ, CA 94553-3636
Document Number	0000010338
Map Reference	MB 255 PG 5
Instrument Date	Dec 27, 2021
Instrument	2022-010338
Transaction Type	Transfer
Record Updated	Feb 20, 2026
Title Company	FIDELITY NATIONAL TITLE

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	4620 BLUM RD APT B, B, MARTINEZ, CA 94553-3644

Mortgage

Document Number	2021349175
Date	Jan 18, 2022
Instrument	2021-349175

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jan 1, 2052

April 2019: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 16, 2019
Property Address	4800 BLUM RD APT 2, 2, MARTINEZ, CA 94553-3636
Document Number	0000052434
Map Reference	MB 255 PG 5
Instrument Date	Apr 10, 2019
Instrument	2019-052434
Transaction Type	Transfer
Record Updated	Jul 27, 2021
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	4620 BLUM RD, MARTINEZ, CA 94553-3644

Mortgage

Document Number	0000052435
Date	Apr 16, 2019
Instrument	2019-052435

Lender

Name	HOMEXPRESS MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	May 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	6.37%
Type Change Date	May 1, 2024
Change Frequency	Annually
Min Rate At Change	6.37%
Max Rate At Change	8.37%
Index	1-Year LIBOR
Max Rate	11.3%

Tax Assessment & Valuation

The 2025 property tax bill for 4800 Blum Rd, Apt 2 was $1,846.

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		$66,607 (+2%) Land $44,835 Building $21,772
2025	$1,846.00	$65,302 Land $43,956 Building $21,346
2023	$1,709.00 (+4.91%)	$62,768 Land $42,250 Building $20,518
2022	$1,629.00

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

Flood

FEMA maps place 4800 Blum Rd, Apt 2 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 4800 Blum Rd, Apt 2 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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