5457 Roundtree Pl, Apt I, Concord, CA 94521 Property Records

Contra Costa County property record for 5457 Roundtree Pl, Apt I, Concord, CA 94521

Property Summary

Property Type	Townhouse
Details	2 bd · 1.5 ba · 973 sqft · built 1971
Lot Size	0.016 acres (702 sqft)
Owner	Individual Name on Record
Last Sale	$371,000 (Dec 2024)
Tax Bill	$5,087 (2025)
Deeds & Mortgages	Aug 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`120-400-010-1`

Property Details

APN / Parcel Number

Primary APN	`120-400-010-1`
Alternative APN	`120-400-010`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	973 sqft Living Area
1st Floor Area	492 sqft
2nd Floor Area	481 sqft

Exterior

Year Built	Built 1971
Effective Year Built	Effective 1985
Architectural Style	Townhouse
Lot Area	702 sqft (0.016 acres)
Garage Type	Attached
Garage Area	200 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	5457 ROUNDTREE PL, I
City	CONCORD
State	CA
Zip	94521-3962
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Local Zoning Code	PUD
Legal Description	TRACT 3929 LOT 10 BLK 11
Legal Subdivision	ROUNDTREE
Legal Tract	3929
Legal Block	11
Legal Lot Number	10
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1002
Census Tract	355310

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	5457 ROUNDTREE PL, I, CONCORD, CA 94521-3962
Owner Type	Individual
Vesting	Surviving Spouse

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 16, 2024 · Amount on Record
Deed Sale	Dec 16, 2024 · Amount on Record
Deed Document Number	2024134141
Prior Transfer Date	Aug 24, 2018
Prior Transfer Doc	0000138898
Record Updated	Oct 29, 2026

August 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 30, 2018
Property Address	5457 ROUNDTREE PL APT I, I, CONCORD, CA 94521-3962
Document Number	0000138898
Instrument Date	Aug 24, 2018
Instrument	138898
Transaction Type	Transfer
Record Updated	Sep 11, 2018
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	108 WESTFIELD CIR DANVILLE CA 945264833, DANVILLE, CA 94526-4833

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	Concord City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$378,420 (+2%) Land $249,900 Building $128,520
2025	$5,087.00 (+149.61%)	$371,000 (+259.96%) Land $245,000 Building $126,000
2023	$2,038.00 (+2.77%)	$103,068 Land $21,722 Building $81,346
2022	$1,983.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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 67% of the US · lower than 81% of California
Wildfire Likelihood	0.02% 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 588 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20