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Single Family ResidenceResidential
$194,277$118 / 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 Sep 24, 2026

3407 DIADEM LN

SAN ANTONIO, TX 78219
3
Beds
2
Baths
1,641 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$194K
$182K low$206K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,258 (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.$210,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$43,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$167,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$210,071
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$210,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyBEXAR
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1993
Lot (acres)The size of the land the home sits on, from county records.0.22
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 216 ft²Patio · 1,066 ft²

Transaction History(1)

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.

M
Kirby Middle SchoolF
Middle · Grades 6–8 · 0.6 mi
E
Hopkins Elementary SchoolD
Elementary · Grades PK–5 · 1.0 mi
H
Wagner High SchoolD-
High · Grades 9–12 · 2.1 mi

District: Judson Independent School District

Neighborhood · ZIP 78219These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.33

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.20,353
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,778 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,389
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$67,549
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Owner Tools

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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

3407 Diadem 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 89% of homes in Kirby
  • Costs less per square foot than 86% of homes in Bexar County
  • Bigger than 87% of homes in Kirby
  • Has a bigger lot than 80% of homes in Kirby
  • Older than 75% of homes in Bexar County

What homes are worth in San Antonio 78219

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

This home
$100K$275K

This home is worth more than 84% of homes in San Antonio 78219.

How it measures up in San Antonio 78219

The dot is this home. The mark in the middle is the typical home in San Antonio 78219.

Estimated value$194,277
CheaperTypical $164,759Pricier

Pricier than 84% of homes nearby

Price per ft²$118
CheaperTypical $127Pricier

Pricier than 33% of homes nearby

Living area1,641 ft²
SmallerTypical 1,236 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.22 ac
SmallerTypical 0.19 acBigger

Bigger than 76% of homes nearby

Year built1968
OlderTypical 1971Newer

Newer than 43% of homes nearby

How 3407 Diadem Ln ranks against every home in each area.
MeasureThis homeKirbySan Antonio 78219Bexar County
Estimated valuepricier than$194,27789% of homes84% of homes25% of homes
Price per ft²pricier than$11824% of homes33% of homes14% of homes
Living areabigger than1,641 ft²87% of homes84% of homes46% of homes
Lot sizebigger than0.22 ac80% of homes76% of homes73% of homes
Year builtnewer than196826% of homes43% of homes25% of homes

About 3407 Diadem Ln

How much is 3407 Diadem Ln, San Antonio, TX worth?

The TopHap Estimate for 3407 Diadem Ln, San Antonio, TX is $194,277 as of Sep 24, 2026. The likely range is $182,297 to $206,257. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3407 Diadem Ln, San Antonio, TX last sell?

3407 Diadem Ln, San Antonio, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3407 Diadem Ln, San Antonio, TX?

3407 Diadem Ln, San Antonio, TX has 3 bedrooms, 2 bathrooms, 1,641 square feet of living space and a 0.22-acre lot.

When was 3407 Diadem Ln, San Antonio, TX built?

3407 Diadem Ln, San Antonio, TX was built in 1968, making it 58 years old. It is a contemporary home. The building has 1 story.

What schools serve 3407 Diadem Ln, San Antonio, TX?

3407 Diadem Ln, San Antonio, TX is assigned to Kirby Middle School (middle), rated F; Hopkins Elementary School (elementary), rated D; Wagner High School (high), rated D-. All sit in Judson Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3407 Diadem Ln, San Antonio, TX compare to other homes in San Antonio 78219?

Among the 4,521 homes in San Antonio 78219, it is worth more than 84% of them ($194,277 against a typical $164,759), its price per square foot is higher than 33% of them ($118 against a typical $127), it is bigger than 84% of them (1,641 ft² against a typical 1,236 ft²), its lot is bigger than 76% of them (0.22 ac against a typical 0.19 ac) and it is newer than 43% of them (1968 against a typical 1971). Measured against all of Bexar County, it is worth more than 25% 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 3407 Diadem Ln, San Antonio, TX?

The 2025 property tax bill for 3407 Diadem Ln, San Antonio, TX was $3,258. The county assessed it at $210,000.

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