311 Nassau Rd, Costa Mesa, CA 92626 Property Records

Orange County property record for 311 Nassau Rd, Costa Mesa, CA 92626 · Last verified August 2026

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,994 sqft · built 1958
Lot Size	0.161 acres (7,000 sqft)
Owner	2 Individual Names on File
Tax Bill	$2,188 (2025)
Flood Zone	Zone X (minimal risk)
APN	`141-442-09`

Property Details

APN / Parcel Number

Primary APN	`141-442-09`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,994 sqft Living Area
1st Floor Area	1,994 sqft

Exterior

Year Built	Built 1958
Effective Year Built	Effective 1958
Lot Area	7,000 sqft (0.161 acres)
Garage Area	441 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	HVAC

Location & Zoning

Street Address	311 NASSAU RD
City	COSTA MESA
State	CA
Zip	92626-6327
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	N TR 2954 BLK LOT 18
Legal Subdivision	TR 2954
Legal Tract	2954
Legal Lot Number	18
Jurisdiction	ORANGE CA
Township / Civil Division	CENTRAL COAST
Census Block Group	3
Census Block	3005
Census Tract	63905

Owner

Source: Orange County records · APN 141-442-09

Assessment roll updated August 4, 2026 · Last verified August 2026

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

Owner of Record	2 Individual Names on File
Mailing Address	311 NASSAU RD, COSTA MESA, CA 92626-6327
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Jan 22, 2025
Transfer Doc	0000042332
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Orange County records · Assessment roll updated August 4, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	California
County	Orange County
Municipality	Costa Mesa City
Unified School District	Newport-Mesa Unified School District (KG - 12)

Tax Bill & Assessment History

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

Year	Tax Bill	Assessed Value
2026		$114,310 (+2%) Land $30,756 Building $83,554
2025	$2,188.00 (+10.9%) Homeowner's exemption	$112,069 (+4.04%) Land $30,153 Building $81,916
2023	$1,973.00 (+7.93%) Homeowner's exemption	$107,718 Land $28,982 Building $78,736
2022	$1,828.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Orange County (06059C), updated September 27, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060590639053, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearby Flood Policies	2 in force
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1998, tidal / storm surge, Severe Winter Storms And Flooding

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 645 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
AT&T	Fiber	5,000 / 5,000
Spectrum	Cable	1,000 / 1,000
Cosmo Network Solutions	Fixed Wireless (unlicensed)	250 / 100
T-Mobile USA	Fixed Wireless	100 / 20
AT&T	DSL	100 / 20
Starlink	Satellite (low-earth orbit)	280 / 30

May also be available at this address: Verizon, AT&T, California Internet, Spectrum, Consolidated Smart Broadband Systems. Availability varies by address; speeds are provider-advertised maximums, not measured.