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Single Family ResidenceResidential
$150,335$48 / 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

13811 ALDERSON ST

HOUSTON, TX 77015
5
Beds
4
Baths
3,116 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
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

$150K
$134K low$166K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,292 (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.$323,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$198,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$124,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$353,713
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$323,000

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.22 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.''

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.Traditional/Old
CountyHARRIS
Lot (acres)The size of the land the home sits on, from county records.0.46
ConstructionThe main material the home's frame and walls are built from.Brick
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.DeckPatio · 209 ft²Porch · 40 ft²

Transaction History(6)

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

Foreclosure Filings(4)

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

E
Green Valley Elementary SchoolC-
Elementary · Grades PK–5 · 0.6 mi
M
Cunningham Middle SchoolC
Middle · Grades 7–8 · 1.6 mi
H
North Shore Senior High SchoolD+
High · Grades 11–12 · 1.7 mi

District: Galena Park Independent School District

Neighborhood · ZIP 77015These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.2%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.60,999
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,171 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,707
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,534
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.54 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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

13811 Alderson 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 less than 95% of homes in Harris County
  • Among the lowest price per square foot in Houston 77015
  • Bigger than 98% of homes in Houston 77015
  • Has a bigger lot than 94% of homes in Houston 77015
  • Older than 84% of homes in Harris County

What homes are worth in Houston 77015

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

This home
$82K$379K

This home is worth more than 11% of homes in Houston 77015.

How it measures up in Houston 77015

The dot is this home. The mark in the middle is the typical home in Houston 77015.

Estimated value$150,335
CheaperTypical $216,013Pricier

Pricier than 11% of homes nearby

Price per ft²$48
CheaperTypical $139Pricier

Cheaper than almost all homes nearby

Living area3,116 ft²
SmallerTypical 1,458 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.46 ac
SmallerTypical 0.18 acBigger

Bigger than 94% of homes nearby

Year built1960
OlderTypical 1973Newer

Newer than 31% of homes nearby

How 13811 Alderson St ranks against every home in each area.
MeasureThis homeHouston 77015Harris County
Estimated valuepricier than$150,33511% of homes5% of homes
Price per ft²pricier than$48almost no homesalmost no homes
Living areabigger than3,116 ft²98% of homes87% of homes
Lot sizebigger than0.46 ac94% of homes90% of homes
Year builtnewer than196031% of homes16% of homes

About 13811 Alderson St

How much is 13811 Alderson St, Houston, TX worth?

The TopHap Estimate for 13811 Alderson St, Houston, TX is $150,335 as of Sep 24, 2026. The likely range is $134,439 to $166,231. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13811 Alderson St, Houston, TX last sell?

13811 Alderson St, Houston, TX last sold on Oct 3, 2024, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 13811 Alderson St, Houston, TX?

13811 Alderson St, Houston, TX has 5 bedrooms, 4 bathrooms, 3,116 square feet of living space and a 0.46-acre lot.

When was 13811 Alderson St, Houston, TX built?

13811 Alderson St, Houston, TX was built in 1960, making it 66 years old. It is a traditional/old home. The building has 1 story.

What schools serve 13811 Alderson St, Houston, TX?

13811 Alderson St, Houston, TX is assigned to Green Valley Elementary School (elementary), rated C-; Cunningham Middle School (middle), rated C; North Shore Senior High School (high), rated D+. All sit in Galena Park Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13811 Alderson St, Houston, TX compare to other homes in Houston 77015?

Among the 13,597 homes in Houston 77015, it is worth more than 11% of them ($150,335 against a typical $216,013), its price per square foot is higher than almost none of them ($48 against a typical $139), it is bigger than 98% of them (3,116 ft² against a typical 1,458 ft²), its lot is bigger than 94% of them (0.46 ac against a typical 0.18 ac) and it is newer than 31% of them (1960 against a typical 1973). Measured against all of Harris County, it is worth more than 5% 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 13811 Alderson St, Houston, TX?

The 2025 property tax bill for 13811 Alderson St, Houston, TX was $8,292. The county assessed it at $323,000.

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