9900 Alto Dr, La Mesa, CA 91941 Property Records

San Diego County property record for 9900 Alto Dr, La Mesa, CA 91941

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,388 sqft · built 1959
Lot Size	1.23 acres (54,014 sqft)
Owner	2 Individual Names on File
Tax Bill	$5,818 (2025)
Deeds & Mortgages	Jul 2021 Mortgage Dec 2017 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`496-110-18-00`

Property Details

APN / Parcel Number

Primary APN	`496-110-18-00`
Alternative APN	`4961100200`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	2,388 sqft Living Area

Exterior

Year Built	Built 1959
Effective Year Built	Effective 1959
Lot Area	54,014 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Old Parcel Number	4961100200
Street Address	9900 ALTO DR
City	LA MESA
State	CA
Zip	91941-4452
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RR
Legal Description	LOT 105 DOC90-025389 IN LOT A&(EX NE 100 FT)ALL OF TR 001516
Legal Subdivision	MOUNT HELIX
Legal Tract	001516
Legal Block	1
Legal Lot Number	105,A
Jurisdiction	SAN DIEGO CA
Township / Civil Division	SAN DIEGO
Census Block Group	1
Census Block	1000
Census Tract	15200

Owner

9900 Alto Dr is owned and occupied by two individuals.

Source: San Diego County records, as of July 28, 2026

Owner of Record	2 Individual Names on File
Mailing Address	9900 ALTO DR, LA MESA, CA 91941-4452
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
Jul 22, 2021	Deed of Trust, Mortgage · Conventional Mortgage MISSION FCU
Dec 11, 2017	Deed of Trust, Mortgage US BANK NA
Dec 11, 2017	Deed of Trust, Mortgage · Conventional Mortgage US BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Record Updated	Sep 20, 2026

July 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN DIEGO CA
Property Address	9900 ALTO DR, LA MESA, CA 91941-4452
Transaction Type	Mortgage
Record Updated	Jul 30, 2021
Title Company	CALIFORNIA TITLE COMPANY, CALIFORNIA MEMBERS TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	9900 ALTO DR, LA MESA, CA 91941-4452

Mortgage

Document Number	0000523059
Date	Jul 22, 2021
Instrument	2021-0523059

Lender

Name	MISSION FCU
Type	Credit Union
Address	SAN DIEGO, CA 92191

Agreement

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

December 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN DIEGO CA
Property Address	9900 ALTO DR, LA MESA, CA 91941-4452
Transaction Type	Mortgage
Record Updated	Feb 7, 2021
Title Company	FIRST AMERICAN TITLE SAN DIE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000575059
Date	Dec 11, 2017
Instrument	2017-0575059

Lender

Name	US BANK NA
Type	Bank
Address	OWENSBORO, KY 42301

Agreement

Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2048

December 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN DIEGO CA
Property Address	9900 ALTO DR, LA MESA, CA 91941-4452
Transaction Type	Mortgage
Record Updated	Feb 7, 2021
Title Company	FIRST AMERICAN TITLE SAN DIE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000575058
Date	Dec 11, 2017
Instrument	2017-0575058

Lender

Name	US BANK NA
Type	Bank
Address	OWENSBORO, KY 42301

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 9900 Alto Dr was $5,818 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	San Diego County
Secondary School District	Grossmont Union High School District (09 - 12)
Elementary School District	La Mesa-Spring Valley School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$480,186 (+2%) Land $220,609 Building $259,577
2025	$5,818.00 Homeowner's exemption	$470,772 Land $216,284 Building $254,488
2023	$5,519.00 (+1.14%) Homeowner's exemption	$452,494 Land $207,887 Building $244,607
2022	$5,457.00

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

Flood

FEMA maps place 9900 Alto Dr in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2007.

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
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	2 in force
Nearby Flood Claims	1 (2007)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Dec 2007 · other causes

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 9900 Alto Dr is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 93% of the US · lower than 96% of California
Wildfire Likelihood	0.03% 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	HELIX WATER DISTRICT serves 277,918 people · EPA ID CA3710010
Water Source	Surface water
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 277 locations within half a mile, as of December 31, 2025

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

May also be available: GeoLinks, Verizon.

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