Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$703,985$426 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $440,000 on Aug 21, 2015

10823 AVENIDA ROBERTA

SPRING VALLEY, CA 91978
3
Beds
2
Baths
1,652 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
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

$704K
$645K low$763K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$440,000 · Aug 21, 2015
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$43,985
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$35,188
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.87%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$660,000
REVERSE MORTGAGE SOLUTIONS INC · recorded Aug 21, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,809 (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.$531,157 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$193,207
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$337,950
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$520,743

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.
77
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.0.20
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(4)

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.

E
Avocado Elementary SchoolC+
Elementary · Grades KG–5 · 0.7 mi
H
Monte Vista High SchoolB-
High · Grades 9–12 · 0.8 mi
M
Hillsdale Middle SchoolA-
Middle · Grades 6–8 · 1.7 mi

District: Grossmont Union High School District

Neighborhood · ZIP 91978These 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.52
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.180

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.10,119
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,243 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,785
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,340
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.15 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

10823 Avenida Roberta 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 less than 72% of homes in San Diego County
  • Costs less per square foot than 84% of homes in San Diego County
  • Has a smaller lot than 70% of homes in Spring Valley

What homes are worth in Spring Valley 91978

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

This home
$415K$1.2M

This home is worth more than 37% of homes in Spring Valley 91978.

How it measures up in Spring Valley 91978

The dot is this home. The mark in the middle is the typical home in Spring Valley 91978.

Estimated value$703,985
CheaperTypical $750,175Pricier

Pricier than 37% of homes nearby

Price per ft²$426
CheaperTypical $430Pricier

Pricier than 48% of homes nearby

Living area1,652 ft²
SmallerTypical 1,652 ft²Bigger

Bigger than 51% of homes nearby

Lot size0.2 ac
SmallerTypical 0.37 acBigger

Bigger than 35% of homes nearby

Year built1978
OlderTypical 1980Newer

Newer than 43% of homes nearby

How 10823 Avenida Roberta ranks against every home in each area.
MeasureThis homeSpring ValleySpring Valley 91978San Diego County
Estimated valuepricier than$703,98544% of homes37% of homes28% of homes
Price per ft²pricier than$42639% of homes48% of homes16% of homes
Living areabigger than1,652 ft²54% of homes51% of homes58% of homes
Lot sizebigger than0.2 ac30% of homes35% of homes41% of homes
Year builtnewer than197853% of homes43% of homes39% of homes

About 10823 Avenida Roberta

How much is 10823 Avenida Roberta, Spring Valley, CA worth?

The TopHap Estimate for 10823 Avenida Roberta, Spring Valley, CA is $703,985 as of Jul 14, 2026. The likely range is $645,364 to $762,606. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10823 Avenida Roberta, Spring Valley, CA last sell?

10823 Avenida Roberta, Spring Valley, CA last sold on Aug 21, 2015 for $440,000, according to the county's recorded deed.

How big is 10823 Avenida Roberta, Spring Valley, CA?

10823 Avenida Roberta, Spring Valley, CA has 3 bedrooms, 2 bathrooms, 1,652 square feet of living space and a 0.20-acre lot.

When was 10823 Avenida Roberta, Spring Valley, CA built?

10823 Avenida Roberta, Spring Valley, CA was built in 1978, making it 48 years old.

What schools serve 10823 Avenida Roberta, Spring Valley, CA?

10823 Avenida Roberta, Spring Valley, CA is assigned to Avocado Elementary School (elementary), rated C+; Monte Vista High School (high), rated B-; Hillsdale Middle School (middle), rated A-. All sit in Grossmont Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10823 Avenida Roberta, Spring Valley, CA compare to other homes in Spring Valley 91978?

Among the 2,856 homes in Spring Valley 91978, it is worth more than 37% of them ($703,985 against a typical $750,175), its price per square foot is higher than 48% of them ($426 against a typical $430), it is bigger than 51% of them (1,652 ft² against a typical 1,652 ft²), its lot is bigger than 35% of them (0.2 ac against a typical 0.37 ac) and it is newer than 43% of them (1978 against a typical 1980). Measured against all of San Diego County, it is worth more than 28% 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 10823 Avenida Roberta, Spring Valley, CA?

The 2025 property tax bill for 10823 Avenida Roberta, Spring Valley, CA was $6,809. The county assessed it at $531,157.

Closest homes

More homes in Spring Valley 91978

Assigned schools

Explore the area

See this home in context

Open 10823 Avenida Roberta on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map