58 Sierra Ln, Walnut Creek, CA 94596 Property Records

Contra Costa County property record for 58 Sierra Ln, Walnut Creek, CA 94596

Property Summary

Property Type	Townhouse
Details	2 bd · 1.5 ba · 1,131 sqft · built 1972
Lot Size	0.017 acres (720 sqft)
Owner	2 Individual Names on File
Last Sale	$579,000 (Jun 2018)
Tax Bill	$8,321 (2025)
Deeds & Mortgages	Aug 2019 Mortgage Jun 2018 Sale & Mortgage
Flood Zone	Zone AE (high risk)
APN	`179-040-058-2`

Property Details

APN / Parcel Number

Primary APN	`179-040-058-2`
Alternative APN	`179-040-058`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,131 sqft Living Area
1st Floor Area	561 sqft
2nd Floor Area	570 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1972
Effective Year Built	Effective 1973
Architectural Style	Townhouse
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	720 sqft (0.017 acres)
Garage Type	Detached
Garage Area	200 sqft
Parking Spaces	1 Parking Space
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	58 SIERRA LN
City	WALNUT CREEK
State	CA
Zip	94596-4910
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Local Zoning Code	M4
Legal Description	TRACT 4112 LOT 29
Legal Subdivision	SUBDIVISION 4112
Legal Tract	4112
Legal Lot Number	29
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1018
Census Tract	343002

Owner

58 Sierra Ln, a townhouse, is owned and occupied by two individuals who bought it in June 2018.

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

Owner of Record	2 Individual Names on File
Mailing Address	58 SIERRA LN, WALNUT CREEK, CA 94596-4910
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
Aug 7, 2019	Deed of Trust, Mortgage QUICKEN LNS
Jun 26, 2018	Grant Deed, Transfer · Conventional with PMI QUICKEN LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 26, 2018 · Amount on File
Deed Sale	Jun 26, 2018 · Amount on File
Prior Sale	Mar 10, 1995 · Amount on File
Deed Document Number	2018101274
Record Updated	Oct 29, 2026

August 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	58 SIERRA LN, WALNUT CREEK, CA 94596-4910
Document Number	0000127488
Instrument Date	Aug 7, 2019
Transaction Type	Mortgage
Record Updated	Aug 20, 2019
Title Company	TITLE SERVICE AND LIAISON COMPANIES, SIMPLIFILE LC E-RECORDING

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	58 SIERRA LN WALNUT CREEK CA 945964910, WALNUT CREEK, CA 94596-4910

Mortgage

Document Number	0000127488
Date	Aug 12, 2019
Instrument	127488

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Amount	Amount on Record
Term	360 Months
Due	Aug 11, 2049

June 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 26, 2018
Property Address	58 SIERRA LN, WALNUT CREEK, CA 94596-4910
Document Number	0000101274
Instrument Date	Jun 19, 2018
Instrument	101274
Transaction Type	Transfer
Record Updated	Jul 3, 2018
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$636.90
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	58 SIERRA LN WALNUT CREEK CA 945964910, WALNUT CREEK, CA 94596-4910

Mortgage

Document Number	101275
Date	Jun 26, 2018
Instrument	101275

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional with PMI
Amount	Amount on Record
Term	360 Months
Due	Jun 25, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 58 Sierra Ln was $8,321 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Walnut Creek City
Secondary School District	Acalanes Union High School District (09 - 12)
Elementary School District	Walnut Creek Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$671,972 (+2%) Land $510,074 Building $161,898
2025	$8,321.00 Homeowner's exemption	$658,797 Land $500,073 Building $158,724
2023	$8,004.00 (+2.16%) Homeowner's exemption	$633,216 Land $480,655 Building $152,561
2022	$7,835.00

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

Flood

FEMA maps place 58 Sierra Ln in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on File median of 45 policies
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	45 in force
Nearby Flood Claims	25 (1982–2023)
Claims Outside the SFHA	1 of 25
Most Recent Claim	Feb 2023 · Severe Winter Storms And Mudslides
Claims by Event	Severe Winter Storms, Flooding, Landslides, And Mudslides, Dec 2022 · 2 claims Severe Winter Storms, Flooding, And Mudslides, Jan 2017 · 2 claims Severe Winter Storm, Mud & Land Slides, & Flooding, Feb 1993 · 8 claims

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 58 Sierra Ln is low, with 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 80% of the US · lower than 88% of California
Wildfire Likelihood	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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 433 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 2,000
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: Etheric Networks, Verizon.

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