505 Tierney Pl, Martinez, CA 94553 Property Records

Contra Costa County property record for 505 Tierney Pl, Martinez, CA 94553

Property Summary

Property Type	Condominium
Details	3 bd · 2.5 ba · 1,630 sqft · built 2016
Lot Size	0.021 acres (903 sqft)
Owner	Individual Name on Record
Last Sale	$454,000 (Mar 2018)
Tax Bill	$6,980 (2025)
Deeds & Mortgages	Mar 2018 Sale & Mortgage Mar 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`161-590-023-8`

Property Details

APN / Parcel Number

Primary APN	`161-590-023-8`
Alternative APN	`161-590-023`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,630 sqft Living Area
1st Floor Area	730 sqft
2nd Floor Area	828 sqft
Basement Area	72 sqft

Exterior

Year Built	Built 2016
Effective Year Built	Effective 2017
Architectural Style	Condo/Apartment
Lot Area	903 sqft (0.021 acres)
Garage Type	Attached
Garage Area	747 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	505 TIERNEY PL
City	MARTINEZ
State	CA
Zip	94553-4436
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Legal Description	T9025 L1 B8 U23
Legal Subdivision	VILLAGE/ARNOLD SUB 9025
Legal Tract	9025
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4014
Census Tract	320004

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	505 TIERNEY PL, MARTINEZ, CA 94553-4436
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Date	Document
Mar 2, 2018	Grant Deed, Transfer CITY OF MARTINEZ
Mar 2, 2018	Intrafamily Transfer, Transfer · Conventional Mortgage GUILD MORTGAGE CO

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 2, 2018 · Amount on Record
Deed Sale	Mar 2, 2018 · Amount on Record
Deed Document Number	201832891
Prior Transfer Date	Feb 27, 2018
Prior Transfer Doc	0000032892
Record Updated	Sep 20, 2026

March 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 2, 2018
Property Address	505 TIERNEY PL, MARTINEZ, CA 94553-4436
Document Number	0000032891
Map Reference	MB 521 PG 29-32
Instrument Date	Feb 27, 2018
Instrument	2018-032891
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
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	505 TIERNEY PL, MARTINEZ, CA 94553-4436

Mortgage

Document Number	0000032895
Date	Mar 2, 2018
Instrument	2018-032895

Lender

Name	CITY OF MARTINEZ
Type	Government Agency
Address	MARTINEZ, CA 94553

Agreement

Amount	Amount Recorded

March 2018: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 2, 2018
Property Address	505 TIERNEY PL, MARTINEZ, CA 94553-4436
Document Number	0000032892
Map Reference	MB 521 PG 29-32
Instrument Date	Feb 27, 2018
Instrument	2018-032892
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

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
Address	505 TIERNEY PL, MARTINEZ, CA 94553-4436

Mortgage

Document Number	0000032899
Date	Mar 2, 2018
Instrument	2018-032899

Lender

Name	GUILD MORTGAGE CO
Type	Mortgage Company
Address	SAN DIEGO, CA 92111

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Mar 1, 2048

Tax Assessment & Valuation

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	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$526,783 (+2%) Land $185,691 Building $341,092
2025	$6,980.00 (+4.87%)	$516,454 (+4.04%) Land $182,050 Building $334,404
2023	$6,656.00 (+1.85%)	$496,402 Land $174,982 Building $321,420
2022	$6,535.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Low lower than 96% of the US · lower than 97.4% 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 334 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 · Fiber in parts of the area	100 / 20

May also be available: Astound Broadband.

Cell Coverage

5G (outdoors only) and 4G LTE

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