2509 Aranda Dr, San Ramon, CA 94583 Property Records

Contra Costa County property record for 2509 Aranda Dr, San Ramon, CA 94583

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,586 sqft · built 1978
Lot Size	0.215 acres (9,350 sqft)
Owner	2 Individual Names on File
Last Sale	$1,050,000 (Nov 2017)
Tax Bill	$14,006 (2025)
Deeds & Mortgages	Mar 2021 Line of Credit Jul 2022 Line of Credit + 2 more
Flood Zone	Zone X (minimal risk)
APN	`209-451-008-4`

Property Details

APN / Parcel Number

Primary APN	`209-451-008-4`
Alternative APN	`209-451-008`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	2,586 sqft Living Area
1st Floor Area	1,423 sqft
2nd Floor Area	1,163 sqft

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1982
Architectural Style	Cluster
Lot Area	9,350 sqft (0.215 acres)
Garage Type	Attached
Garage Area	651 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	2509 ARANDA DR
City	SAN RAMON
State	CA
Zip	94583-2013
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	P-1
Legal Description	T05189 L0008 B
Legal Subdivision	SUBDIVISION 5189
Legal Tract	05189
Legal Lot Number	8
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2001
Census Tract	345116

Owner

2509 Aranda Dr is owned by two individuals who acquired it in December 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	476 SYCAMORE CIR, DANVILLE, CA 94526-4237
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
Mar 31, 2021	Deed of Trust, Mortgage · Line of Credit MUFG UNION BANK NA
Jul 27, 2022	Deed of Trust, Mortgage · Line of Credit MUFG UNION BANK NA
Dec 16, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage SUN WEST MORTGAGE COMPANY INC
Nov 22, 2017	Grant Deed, Transfer · ARM MUFG UNION BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 22, 2017 · Amount on File
Deed Sale	Nov 22, 2017 · Amount on File
Prior Sale	Feb 14, 2002 · Amount on File
Deed Document Number	2017220520
Last Transfer Date	Dec 8, 2020
Transfer Doc	0000315985
Record Updated	Oct 29, 2026

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	2509 ARANDA DR, SAN RAMON, CA 94583-2013
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2509 ARANDA DR, SAN RAMON, CA 94583-2013

Mortgage

Document Number	0000096452
Date	Mar 31, 2021
Instrument	2021-096452

Lender

Name	MUFG UNION BANK NA
Type	Bank
Address	SAN DIEGO, CA 92121

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	361 Months
Due	Apr 15, 2051

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

July 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	2509 ARANDA DR, SAN RAMON, CA 94583-2013
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	LAWYERS TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2509 ARANDA DR, SAN RAMON, CA 94583-2013

Mortgage

Document Number	0000118748
Date	Jul 27, 2022
Instrument	2022-118748

Lender

Name	MUFG UNION BANK NA
Type	Bank
Address	SAN DIEGO, CA 92121

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

December 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 16, 2020
Property Address	2509 ARANDA DR, SAN RAMON, CA 94583-2013
Document Number	0000315985
Map Reference	MB 207 PG 19
Instrument Date	Dec 8, 2020
Instrument	2020-315985
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN 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
Relationship	Community Property with Right of Survivorship
Address	2509 ARANDA DR, SAN RAMON, CA 94583-2013

Mortgage

Document Number	0000315986
Date	Dec 16, 2020
Instrument	2020-315986

Lender

Name	SUN WEST MORTGAGE COMPANY INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2051

November 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Nov 22, 2017
Property Address	2509 ARANDA DR, SAN RAMON, CA 94583-2013
Document Number	0000220520
Map Reference	MB207 PG19
Instrument Date	Nov 16, 2017
Instrument	2017-220520
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount on Record
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	2509 ARANDA DR, SAN RAMON, CA 94583-2013

Mortgage

Document Number	0000220521
Date	Nov 22, 2017
Instrument	2017-220521

Lender

Name	MUFG UNION BANK NA
Type	Bank

Agreement

Type	ARM
Amount	Amount on Record
Term	481 Months
Due	Dec 1, 2057

Interest

Rate Type	Adjustable Rate
Rate	4.25%
Type Change Date	Dec 1, 2027
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	6.25%
Index	1-Year LIBOR
Max Rate	10.2%

Mortgage

Document Number	0000220522
Date	Nov 22, 2017
Instrument	2017-220522

Lender

Name	MUFG UNION BANK NA
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

The 2025 property tax bill for 2509 Aranda Dr was $14,006.

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		$1,218,609 (+2%) Land $812,407 Building $406,202
2025	$14,006.00	$1,194,716 Land $796,478 Building $398,238
2023	$13,425.00 (+0.76%) Homeowner's exemption	$1,148,325 Land $765,550 Building $382,775
2022	$13,324.00

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

Flood

FEMA maps place 2509 Aranda Dr in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1998.

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 1998 · rainfall accumulation

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 2509 Aranda Dr is moderate, ranking above 69% of the US, with a 0.3% annual chance of wildfire.

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

Wildfire Risk	Moderate above 69% of the US · above 44% of California
Wildfire Likelihood	0.3% 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	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 549 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100

May also be available: T-Mobile.

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