643 1st Ave, Chula Vista, CA 91910 Property Records

San Diego County property record for 643 1st Ave, Chula Vista, CA 91910

Property Summary

Property Type	Duplex
Details	3 bd · 2 ba · 1,870 sqft · built 2003
Lot Size	0.217 acres (9,465 sqft)
Owner	2 Individual Names on Record
Last Sale	$410,000 (Jan 2003)
Tax Bill	$7,088 (2025)
Deeds & Mortgages	Mar 2021 Mortgage Jan 2017 Loan Modification
Flood Zone	Zone X (minimal risk)
APN	`574-120-31-00`

Property Details

APN / Parcel Number

Primary APN	`574-120-31-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Building Area	1,870 sqft Living Area

Exterior

Year Built	Built 2003
Effective Year Built	Effective 2003
Architectural Style	Duplex Single
Lot Area	9,465 sqft (0.217 acres)

Location & Zoning

Street Address	643 1ST AVE
City	CHULA VISTA
State	CA
Zip	91910-6001
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R1
Legal Description	PAR 2 TR PM09862
Legal Subdivision	RANCHO DE LA NACION
Legal Tract	9862
Legal Block	3
Legal Lot Number	6
Jurisdiction	SAN DIEGO CA
Township / Civil Division	SAN DIEGO
Census Block Group	3
Census Block	3002
Census Tract	12900

Owner

Source: San Diego County records, as of July 28, 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 Record
Mailing Address	643 1ST AVE, CHULA VISTA, CA 91910-6001
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Mar 16, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage ONE AMERICAN BANK
Jan 23, 2017	Loan Modification, Mortgage · Conventional Mortgage DITECH FIN'L

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 28, 2003 · Amount on Record
Deed Sale	Jan 28, 2003 · Amount on Record
Prior Sale	Jul 2, 2001 · Amount on Record
Deed Document Number	200398709
Prior Transfer Date	Jan 14, 1993
Prior Transfer Doc	0000054259
Record Updated	Oct 29, 2026

March 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN DIEGO CA
Recording Date	Mar 16, 2021
Property Address	643 1ST AVE, CHULA VISTA, CA 91910-6001
Document Number	0000201845
Map Reference	MAP 505
Instrument Date	Feb 5, 2021
Instrument	2021-0201845
Transaction Type	Transfer
Record Updated	Jul 25, 2022
Title Company	AMROCK INC, AMROCK LLC

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	Joint Tenants
Address	643 1ST AVE, CHULA VISTA, CA 91910-6001

Mortgage

Document Number	0000201846
Date	Mar 16, 2021
Instrument	2021-0201846

Lender

Name	ONE AMERICAN BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Mar 1, 2051

January 2017: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	SAN DIEGO CA
Property Address	643 1ST AVE, CHULA VISTA, CA 91910-6001
Document Number	0000237732
Instrument Date	Jan 23, 2017
Transaction Type	Mortgage
Record Updated	Jun 6, 2017

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	643 1ST AVE CHULA VISTA CA 919106001, CHULA VISTA, CA 91910-6001

Mortgage

Document Number	0000237732
Date	May 26, 2017
Instrument	237732

Lender

Name	DITECH FIN'L
Address	TEMPE, AZ 85283

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	240 Months
Due	May 25, 2037

Interest

Rate	1%

Tax Assessment & Valuation

Source: San Diego County assessment roll, as of July 28, 2026

Property Jurisdictions

Type	Name
State	California
County	San Diego County
Municipality	Chula Vista City
Elementary School District	Chula Vista Elementary School District (KG - 06)
Secondary School District	Sweetwater Union High School District (07 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$605,670 (+2%) Land $295,449 Building $310,221
2025	$7,088.00 (+5.07%)	$593,795 (+4.04%) Land $289,656 Building $304,139
2023	$6,746.00 (+2.96%)	$570,739 Land $278,409 Building $292,330
2022	$6,552.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective September 3, 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 Policies	1 in force

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

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

Wildfire Risk	Not rated no burnable land within 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	SWEETWATER AUTHORITY serves 184,915 people · EPA ID CA3710025
Water Source	Surface water
Last State Inspection	Nov 2023
Lead	Under 1 ppb (2021–2023) 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 640 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Cox Communications Cable	2,000 / 100
Verizon Fixed Wireless	1,000 / 75
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Wyyerd Connect.

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