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Single Family ResidenceResidential
$1,116,001$579 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

9377 ALTO DR

LA MESA, CA 91941
3
Beds
2
Baths
1,928 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.47 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1.1M low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,544 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$216,590 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$101,494
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$115,096
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$212,344

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.43
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
75
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
38
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
15
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
87
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySAN DIEGO
Lot (acres)The size of the land the home sits on, from county records.0.47
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Grossmont High SchoolB
High · Grades 9–12 · 0.8 mi
E
Murdock Elementary SchoolA-
Elementary · Grades KG–5 · 1.0 mi
M
Spring Valley AcademyD+
Middle · Grades 6–8 · 1.5 mi

District: La Mesa-Spring Valley School District

Neighborhood · ZIP 91941These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.210

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.33,794
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,186 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,373
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,465
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

9377 Alto Dr measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 67% of homes in San Diego County
  • Costs more per square foot than 82% of homes in Casa de Oro-Mount Helix
  • Bigger than 69% of homes in San Diego County
  • Has a bigger lot than 66% of homes in La Mesa 91941
  • Newer than 73% of homes in Casa de Oro-Mount Helix

What homes are worth in La Mesa 91941

Each bar is how many homes fall in that price range. The marker is this home.

This home
$447K$2M

This home is worth more than 65% of homes in La Mesa 91941.

How it measures up in La Mesa 91941

The dot is this home. The mark in the middle is the typical home in La Mesa 91941.

Estimated value$1,116,001
CheaperTypical $991,265Pricier

Pricier than 65% of homes nearby

Price per ft²$579
CheaperTypical $521Pricier

Pricier than 72% of homes nearby

Living area1,928 ft²
SmallerTypical 1,934 ft²Bigger

Bigger than 49% of homes nearby

Lot size0.47 ac
SmallerTypical 0.3 acBigger

Bigger than 66% of homes nearby

Year built1976
OlderTypical 1964Newer

Newer than 70% of homes nearby

How 9377 Alto Dr ranks against every home in each area.
MeasureThis homeCasa de Oro-Mount HelixLa Mesa 91941San Diego County
Estimated valuepricier than$1,116,00156% of homes65% of homes67% of homes
Price per ft²pricier than$57982% of homes72% of homes52% of homes
Living areabigger than1,928 ft²37% of homes49% of homes69% of homes
Lot sizebigger than0.47 ac45% of homes66% of homes61% of homes
Year builtnewer than197673% of homes70% of homes35% of homes

About 9377 Alto Dr

How much is 9377 Alto Dr, La Mesa, CA worth?

The TopHap Estimate for 9377 Alto Dr, La Mesa, CA is $1,116,001 as of Sep 24, 2026. The likely range is $1,065,326 to $1,166,676. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9377 Alto Dr, La Mesa, CA last sell?

9377 Alto Dr, La Mesa, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 9377 Alto Dr, La Mesa, CA?

9377 Alto Dr, La Mesa, CA has 3 bedrooms, 2 bathrooms, 1,928 square feet of living space and a 0.47-acre lot.

When was 9377 Alto Dr, La Mesa, CA built?

9377 Alto Dr, La Mesa, CA was built in 1976, making it 50 years old.

What schools serve 9377 Alto Dr, La Mesa, CA?

9377 Alto Dr, La Mesa, CA is assigned to Grossmont High School (high), rated B; Murdock Elementary School (elementary), rated A-; Spring Valley Academy (middle), rated D+. All sit in La Mesa-Spring Valley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9377 Alto Dr, La Mesa, CA compare to other homes in La Mesa 91941?

Among the 9,726 homes in La Mesa 91941, it is worth more than 65% of them ($1,116,001 against a typical $991,265), its price per square foot is higher than 72% of them ($579 against a typical $521), it is bigger than 49% of them (1,928 ft² against a typical 1,934 ft²), its lot is bigger than 66% of them (0.47 ac against a typical 0.3 ac) and it is newer than 70% of them (1976 against a typical 1964). Measured against all of San Diego County, it is worth more than 67% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 9377 Alto Dr, La Mesa, CA?

The 2025 property tax bill for 9377 Alto Dr, La Mesa, CA was $2,544. The county assessed it at $216,590.

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Assigned schools

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