5136 Chiltern Ln, San Ramon, CA 94582 Property Records

Contra Costa County property record for 5136 Chiltern Ln, San Ramon, CA 94582

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 2,877 sqft · built 2007
Lot Size	0.164 acres (7,133 sqft)
Owner	2 Company Names on Record
Last Sale	$1,300,000 (Aug 2018)
Tax Bill	$21,405 (2025)
Deeds & Mortgages	Feb 2021 Mortgage Sep 2020 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`223-650-027-4`

Property Details

APN / Parcel Number

Primary APN	`223-650-027-4`
Alternative APN	`223-650-027`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,877 sqft Living Area
1st Floor Area	1,504 sqft
2nd Floor Area	1,373 sqft

Exterior

Year Built	Built 2007
Effective Year Built	Effective 2008
Lot Area	7,133 sqft (0.164 acres)
Garage Type	Attached
Garage Area	588 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	5136 CHILTERN LN
City	SAN RAMON
State	CA
Zip	94582-3097
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T9021 L109
Legal Subdivision	WINDEMERE SUB 9021
Legal Tract	9021
Legal Lot Number	109
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	TASSAJARA
Census Block Group	2
Census Block	2008
Census Tract	355126

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	2 Company Names on Record
Mailing Address	5136 CHILTERN LN, SAN RAMON, CA 94582-3097
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Feb 23, 2021	Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE AFFINITY LLC
Sep 4, 2020	Quit Claim Deed, Transfer ATTORNEY ONLY
Apr 25, 2019	Deed of Trust, Mortgage PROVIDENT CU
Aug 8, 2018	Grant Deed, Transfer · Conventional Mortgage JPMORGAN CHASE BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 8, 2018 · Amount on Record
Deed Sale	Aug 8, 2018 · Amount on Record
Prior Sale	Aug 27, 2008 · Amount on Record
Deed Document Number	2018126315
Last Transfer Date	Aug 28, 2020
Transfer Doc	0000195121
Record Updated	Oct 29, 2026

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	5136 CHILTERN LN, SAN RAMON, CA 94582-3097
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CORNERSTONE TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5136 CHILTERN LN, SAN RAMON, CA 94582-3097

Mortgage

Document Number	0000054897
Date	Feb 23, 2021
Instrument	2021-054897

Lender

Name	GUARANTEED RATE AFFINITY LLC
Type	Mortgage Company
Address	CHICAGO, IL 60613

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2051

September 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 4, 2020
Property Address	5136 CHILTERN LN, SAN RAMON, CA 94582-3097
Document Number	0000195121
Instrument Date	Aug 28, 2020
Instrument	195121
Transaction Type	Transfer
Record Updated	Sep 24, 2020
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	Revocable Trust
Address	5136 CHILTERN LN SAN RAMON CA 945823097, SAN RAMON, CA 94582-3097

April 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	5136 CHILTERN LN, SAN RAMON, CA 94582-3097
Document Number	0000063041
Instrument Date	Apr 25, 2019
Transaction Type	Mortgage
Record Updated	May 21, 2019
Title Company	LAWYERS TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	5136 CHILTERN LN SAN RAMON CA 945823097, SAN RAMON, CA 94582-3097

Mortgage

Document Number	0000063041
Date	May 3, 2019
Instrument	63041

Lender

Name	PROVIDENT CU
Type	Credit Union
Address	303 TWIN DOLPHIN DR, REDWOOD CITY, CA 94065-1497

Agreement

Amount	Amount Recorded
Term	360 Months
Due	May 2, 2049

Interest

Rate Type	Adjustable Rate
Rate	3.25%

August 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 8, 2018
Property Address	5136 CHILTERN LN, SAN RAMON, CA 94582-3097
Document Number	0000126315
Map Reference	MB 496 PG 1-8
Instrument Date	Aug 6, 2018
Instrument	2018-126315
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

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
Relationship	Community Property with Right of Survivorship
Address	5136 CHILTERN LN, SAN RAMON, CA 94582-3097

Mortgage

Document Number	0000126316
Date	Aug 8, 2018
Instrument	2018-126316

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 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	San Ramon City
Unified School District	San Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,479,173 (+2%) Land $836,302 Building $642,871
2025	$21,405.00 (+0.61%) Homeowner's exemption	$1,450,170 (+4.04%) Land $819,904 Building $630,266
2023	$21,275.00 (+1.91%) Homeowner's exemption	$1,393,860 Land $788,067 Building $605,793
2022	$20,877.00

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	Moderate above 62% of the US · lower than 62% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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	DUBLIN SAN RAMON SERVICES DISTRICT serves 98,776 people · EPA ID CA0110009
Water Source	Purchased surface water from ZONE 7 WATER AGENCY
Last State Inspection	Sep 2024
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 290 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Etheric Networks Fixed Wireless	250 / 100

May also be available: Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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