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Single Family ResidenceResidential
$750,627$459 / 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 89How 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
Last sold for $539,000 on May 28, 2004

3320 MANDY LN

SPRING VALLEY, CA 91977
3
Beds
2
Baths
1,636 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
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

$751K
$671K low$830K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$539,000 · May 28, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,503 (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.$781,629 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$464,047
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$317,582
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$766,304

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
74
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.
14
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.0.42
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.

E
Highlands Elementary SchoolC+
Elementary · Grades KG–5 · 0.4 mi
M
Spring Valley AcademyD+
Middle · Grades 6–8 · 0.7 mi
H
Monte Vista High SchoolB-
High · Grades 9–12 · 0.8 mi

District: Grossmont Union High School District

Neighborhood · ZIP 91977These 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.66
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 100.198

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
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.61,121
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,580 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,172
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,122
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.13 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

3320 Mandy Ln 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 71% of homes in Spring Valley 91977
  • Costs less per square foot than 78% of homes in San Diego County
  • Has a bigger lot than 70% of homes in Spring Valley 91977
  • Newer than 80% of homes in Spring Valley 91977

What homes are worth in Spring Valley 91977

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

This home
$417K$1.1M

This home is worth more than 71% of homes in Spring Valley 91977.

How it measures up in Spring Valley 91977

The dot is this home. The mark in the middle is the typical home in Spring Valley 91977.

Estimated value$750,627
CheaperTypical $673,627Pricier

Pricier than 71% of homes nearby

Price per ft²$459
CheaperTypical $458Pricier

Pricier than 50% of homes nearby

Living area1,636 ft²
SmallerTypical 1,475 ft²Bigger

Bigger than 61% of homes nearby

Lot size0.42 ac
SmallerTypical 0.23 acBigger

Bigger than 70% of homes nearby

Year built1988
OlderTypical 1976Newer

Newer than 80% of homes nearby

How 3320 Mandy Ln ranks against every home in each area.
MeasureThis homeSpring ValleySpring Valley 91977San Diego County
Estimated valuepricier than$750,62761% of homes71% of homes34% of homes
Price per ft²pricier than$45961% of homes50% of homes22% of homes
Living areabigger than1,636 ft²52% of homes61% of homes57% of homes
Lot sizebigger than0.42 ac58% of homes70% of homes59% of homes
Year builtnewer than198870% of homes80% of homes59% of homes

About 3320 Mandy Ln

How much is 3320 Mandy Ln, Spring Valley, CA worth?

The TopHap Estimate for 3320 Mandy Ln, Spring Valley, CA is $750,627 as of Sep 24, 2026. The likely range is $671,086 to $830,168. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3320 Mandy Ln, Spring Valley, CA last sell?

3320 Mandy Ln, Spring Valley, CA last sold on May 28, 2004 for $539,000, according to the county's recorded deed.

How big is 3320 Mandy Ln, Spring Valley, CA?

3320 Mandy Ln, Spring Valley, CA has 3 bedrooms, 2 bathrooms, 1,636 square feet of living space and a 0.42-acre lot.

When was 3320 Mandy Ln, Spring Valley, CA built?

3320 Mandy Ln, Spring Valley, CA was built in 1988, making it 38 years old.

What schools serve 3320 Mandy Ln, Spring Valley, CA?

3320 Mandy Ln, Spring Valley, CA is assigned to Highlands Elementary School (elementary), rated C+; Spring Valley Academy (middle), rated D+; Monte Vista High School (high), rated B-. All sit in Grossmont Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3320 Mandy Ln, Spring Valley, CA compare to other homes in Spring Valley 91977?

Among the 15,108 homes in Spring Valley 91977, it is worth more than 71% of them ($750,627 against a typical $673,627), its price per square foot is higher than 50% of them ($459 against a typical $458), it is bigger than 61% of them (1,636 ft² against a typical 1,475 ft²), its lot is bigger than 70% of them (0.42 ac against a typical 0.23 ac) and it is newer than 80% of them (1988 against a typical 1976). Measured against all of San Diego County, it is worth more than 34% 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 3320 Mandy Ln, Spring Valley, CA?

The 2025 property tax bill for 3320 Mandy Ln, Spring Valley, CA was $10,503. The county assessed it at $781,629.

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