16 McNamara Ln, Martinez, CA 94553 Property Records

Contra Costa County property record for 16 McNamara Ln, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 3,223 sqft · built 1991
Lot Size	0.53 acres (23,086 sqft)
Owner	Individual Name on File
Last Sale	$1,585,000 (Jun 2026)
Tax Bill	$16,864 (2025)
Deeds & Mortgages	Jun 2026 Sale & Mortgage Jan 2021 Sale + 3 more
Flood Zone	Zone X (minimal risk)
APN	`162-110-023-7`

Property Details

APN / Parcel Number

Primary APN	`162-110-023-7`
Alternative APN	`162-110-023`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	11 Rooms
Stories	1 Story
Building Area	3,223 sqft Living Area
1st Floor Area	2,567 sqft
Basement Area	656 sqft

Exterior

Year Built	Built 1991
Effective Year Built	Effective 1995
Lot Area	23,086 sqft (0.53 acres)
Garage Type	Attached
Garage Area	770 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	16 MCNAMARA LN
City	MARTINEZ
State	CA
Zip	94553-5860
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	PCL MAP 140 PG 30 PCL C
Legal Subdivision	PM MS505-88
Legal Tract	140PM30
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4000
Census Tract	321101

Owner

16 McNamara Ln is owned and occupied by an individual who bought it in June 2026.

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

Owner of Record	Individual Name on File
Mailing Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

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
Jun 4, 2026	Grant Deed, Transfer · Conventional Mortgage AMERA MORTGAGE CORPORATION
Jan 29, 2021	Grant Deed, Transfer LENNAR TITLE
Jan 29, 2021	Quit Claim Deed, Transfer LENNAR TITLE INC
Mar 7, 2019	Deed of Trust, Mortgage · Line of Credit ALLIANT CU
Mar 14, 2019	Grant Deed, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 4, 2026 · Amount on File
Deed Sale	Jun 4, 2026 · Amount on File
Prior Sale	Jan 29, 2021 · Amount on File
Deed Document Number	202658469
Prior Transfer Date	Jan 12, 2021
Prior Transfer Doc	0000028600
Record Updated	Oct 29, 2026

June 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 4, 2026
Property Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860
Document Number	0000058469
Instrument Date	May 26, 2026
Instrument	202658469
Transaction Type	Transfer
Record Updated	Jun 11, 2026
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE COMPAN

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$176,093.50
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860

Mortgage

Document Number	0000058470,
Date	Jun 4, 2026
Instrument	202658470

Lender

Name	AMERA MORTGAGE CORPORATION

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jul 1, 2056

Interest

Rate Type	Fixed Rate
Rate	6.23%
Initial Type	Fixed Rate
Max Rate	-1%

January 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 29, 2021
Property Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860
Document Number	0000028599
Map Reference	MB 140 PG 30
Instrument Date	Jan 14, 2021
Instrument	2021-028599
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	LENNAR TITLE

Transaction

Amount	Amount 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
Relationship	Joint Tenants
Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860

January 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 29, 2021
Property Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860
Document Number	0000028600
Instrument Date	Jan 12, 2021
Instrument	28600
Transaction Type	Transfer
Record Updated	Feb 11, 2021
Title Company	LENNAR TITLE INC

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	16 MCNAMARA LN MARTINEZ CA 945535860, MARTINEZ, CA 94553-5860

March 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860
Document Number	0000035036
Instrument Date	Mar 7, 2019
Transaction Type	Mortgage
Record Updated	Jun 26, 2019
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	1442 HUSTON RD LAFAYETTE CA 945492242, LAFAYETTE, CA 94549-2242

Mortgage

Document Number	0000035036
Date	Mar 14, 2019
Instrument	35036

Lender

Name	ALLIANT CU
Type	Credit Union
Address	CHICAGO, IL 60666

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Mar 13, 2049

Interest

Rate Type	Adjustable Rate

March 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 14, 2019
Property Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860
Document Number	0000035034
Map Reference	MB 140 PG 30
Instrument Date	Mar 7, 2019
Instrument	2019-035034
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

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
Relationship	Community Property with Right of Survivorship
Address	16 MCNAMARA LN, MARTINEZ, CA 94553-5860

Mortgage

Document Number	0000035035
Date	Mar 14, 2019
Instrument	2019-035035

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2049

Mortgage

Document Number	0000035036
Date	Mar 14, 2019
Instrument	2019-035036

Lender

Name	ALLIANT CU
Type	Credit Union
Address	CHICAGO, IL 60666

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

The 2025 property tax bill for 16 McNamara Ln was $16,864.

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Martinez City
Unified School District	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,380,098 (+2%) Land $607,243 Building $772,855
2025	$16,864.00	$1,353,038 Land $595,337 Building $757,701
2023	$15,838.00 (+1.71%)	$1,300,500 Land $572,220 Building $728,280
2022	$15,571.00

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

Flood

FEMA maps place 16 McNamara Ln in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1981.

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
Nearby Flood Policies	1 in force
Nearby Flood Claims	1 (1981)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Nov 1981 · rainfall accumulation

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 16 McNamara Ln is low, with a 0.05% annual chance of wildfire.

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

Wildfire Risk	Low lower than 62% of the US · lower than 77% of California
Wildfire Likelihood	0.05% 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	CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2023–2025) 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 187 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL	100 / 20

May also be available: Astound Broadband.

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