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Single Family ResidenceResidential
$913,876$549 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $860,000 on Apr 11, 2024

1823 TAMMY ST

EL CAJON, CA 92021
3
Beds
2.5
Baths
1,665 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.
2,180 ft²
Lot SizeThe size of the land the home sits on, from county records.
2019
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

$914K
$862K low$966K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$860,000 · Apr 11, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,074 (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.$894,742 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$282,427
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$612,315
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$877,199

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.48
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
87
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
47
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
19
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.0.50
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
Granite Hills High SchoolC
High · Grades 9–12 · 1.2 mi
E
Rios Elementary SchoolC-
Elementary · Grades KG–5 · 2.9 mi
M
Los Coches Creek Middle SchoolC+
Middle · Grades 6–8 · 6.3 mi

District: Grossmont Union High School District

Neighborhood · ZIP 92021These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.174

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.69,687
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,369 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,931
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,374
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

1823 Tammy St 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 81% of homes in El Cajon 92021
  • Costs more per square foot than 88% of homes in Granite Hills
  • Smaller than 78% of homes in Granite Hills
  • Among the smallest lots in Granite Hills
  • Newer than 98% of homes in El Cajon 92021

What homes are worth in El Cajon 92021

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

This home
$334K$1.5M

This home is worth more than 81% of homes in El Cajon 92021.

How it measures up in El Cajon 92021

The dot is this home. The mark in the middle is the typical home in El Cajon 92021.

Estimated value$913,876
CheaperTypical $749,587Pricier

Pricier than 81% of homes nearby

Price per ft²$549
CheaperTypical $472Pricier

Pricier than 78% of homes nearby

Living area1,665 ft²
SmallerTypical 1,448 ft²Bigger

Bigger than 64% of homes nearby

Lot size2,180 ft²
SmallerTypical 0.69 acBigger

Smaller than almost all homes nearby

Year built2019
OlderTypical 1978Newer

Newer than 98% of homes nearby

How 1823 Tammy St ranks against every home in each area.
MeasureThis homeGranite HillsEl Cajon 92021San Diego County
Estimated valuepricier than$913,87641% of homes81% of homes53% of homes
Price per ft²pricier than$54988% of homes78% of homes46% of homes
Living areabigger than1,665 ft²22% of homes64% of homes59% of homes
Lot sizebigger than2,180 ft²almost no homesalmost no homes7% of homes
Year builtnewer than201995% of homes98% of homes97% of homes

About 1823 Tammy St

How much is 1823 Tammy St, El Cajon, CA worth?

The TopHap Estimate for 1823 Tammy St, El Cajon, CA is $913,876 as of Oct 21, 2026. The likely range is $861,577 to $966,175. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1823 Tammy St, El Cajon, CA last sell?

1823 Tammy St, El Cajon, CA last sold on Apr 11, 2024 for $860,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1823 Tammy St, El Cajon, CA?

1823 Tammy St, El Cajon, CA has 3 bedrooms, 2.5 bathrooms, 1,665 square feet of living space and a 0.50-acre lot.

When was 1823 Tammy St, El Cajon, CA built?

1823 Tammy St, El Cajon, CA was built in 2019, making it 7 years old.

What schools serve 1823 Tammy St, El Cajon, CA?

1823 Tammy St, El Cajon, CA is assigned to Granite Hills High School (high), rated C; Rios Elementary School (elementary), rated C-; Los Coches Creek Middle School (middle), rated C+. All sit in Grossmont Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1823 Tammy St, El Cajon, CA compare to other homes in El Cajon 92021?

Among the 16,453 homes in El Cajon 92021, it is worth more than 81% of them ($913,876 against a typical $749,587), its price per square foot is higher than 78% of them ($549 against a typical $472), it is bigger than 64% of them (1,665 ft² against a typical 1,448 ft²), its lot is bigger than almost none of them (2,180 ft² against a typical 0.69 ac) and it is newer than 98% of them (2019 against a typical 1978). Measured against all of San Diego County, it is worth more than 53% 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 1823 Tammy St, El Cajon, CA?

The 2025 property tax bill for 1823 Tammy St, El Cajon, CA was $11,074. The county assessed it at $894,742.

More homes on Tammy St

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Assigned schools

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