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Single Family ResidenceResidential
$199,728$139 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $164,200 on Dec 31, 2020

511 GAMMON DR

HOUSTON, TX 77022
3
Beds
1
Baths
1,436 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$200K
$185K low$214K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$164,200 · Dec 31, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,527 (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.$212,993 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$115,748
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$97,245
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$216,471
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$212,993

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.21 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.1 percent flood zone

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.0.16
ConstructionThe main material the home's frame and walls are built from.Brick
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
ViewThe type of view from the property, or another feature of the site that affects value.Flood Plain
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 75 ft²

Transaction History(2)

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
Kennedy Elementary SchoolB
Elementary · Grades EE–5 · 0.4 mi
H
Washington High SchoolD+
High · Grades 9–12 · 1.1 mi
M
Williams Middle SchoolD+
Middle · Grades 6–8 · 2.1 mi

District: Houston Independent School District

Neighborhood · ZIP 77022These 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.131
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

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.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.27%
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.30,753
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,307 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$42,920
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$56,808
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

511 Gammon Dr 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 87% of homes in Independence Heights
  • Costs less per square foot than 94% of homes in Independence Heights
  • Smaller than 75% of homes in Harris County
  • Has a bigger lot than 73% of homes in Independence Heights
  • Older than 87% of homes in Harris County

What homes are worth in Houston 77022

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

This home
$145K$535K

This home is worth more than 21% of homes in Houston 77022.

How it measures up in Houston 77022

The dot is this home. The mark in the middle is the typical home in Houston 77022.

Estimated value$199,728
CheaperTypical $246,236Pricier

Pricier than 21% of homes nearby

Price per ft²$139
CheaperTypical $183Pricier

Pricier than 11% of homes nearby

Living area1,436 ft²
SmallerTypical 1,373 ft²Bigger

Bigger than 54% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 49% of homes nearby

Year built1955
OlderTypical 1950Newer

Newer than 65% of homes nearby

How 511 Gammon Dr ranks against every home in each area.
MeasureThis homeIndependence HeightsHouston 77022Harris County
Estimated valuepricier than$199,72813% of homes21% of homes16% of homes
Price per ft²pricier than$1396% of homes11% of homes34% of homes
Living areabigger than1,436 ft²44% of homes54% of homes25% of homes
Lot sizebigger than0.16 ac73% of homes49% of homes46% of homes
Year builtnewer than195541% of homes65% of homes13% of homes

About 511 Gammon Dr

How much is 511 Gammon Dr, Houston, TX worth?

The TopHap Estimate for 511 Gammon Dr, Houston, TX is $199,728 as of Aug 30, 2026. The likely range is $185,391 to $214,065. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 511 Gammon Dr, Houston, TX last sell?

511 Gammon Dr, Houston, TX last sold on Dec 31, 2020 for $164,200, according to the county's recorded deed.

How big is 511 Gammon Dr, Houston, TX?

511 Gammon Dr, Houston, TX has 3 bedrooms, 1 bathrooms, 1,436 square feet of living space and a 0.16-acre lot.

When was 511 Gammon Dr, Houston, TX built?

511 Gammon Dr, Houston, TX was built in 1955, making it 71 years old. It is a traditional/old home. The building has 1 story.

What schools serve 511 Gammon Dr, Houston, TX?

511 Gammon Dr, Houston, TX is assigned to Kennedy Elementary School (elementary), rated B; Washington High School (high), rated D+; Williams Middle School (middle), rated D+. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 511 Gammon Dr, Houston, TX compare to other homes in Houston 77022?

Among the 7,420 homes in Houston 77022, it is worth more than 21% of them ($199,728 against a typical $246,236), its price per square foot is higher than 11% of them ($139 against a typical $183), it is bigger than 54% of them (1,436 ft² against a typical 1,373 ft²), its lot is bigger than 49% of them (0.16 ac against a typical 0.16 ac) and it is newer than 65% of them (1955 against a typical 1950). Measured against all of Harris County, it is worth more than 16% 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 511 Gammon Dr, Houston, TX?

The 2025 property tax bill for 511 Gammon Dr, Houston, TX was $4,527. The county assessed it at $212,993.

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