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Single Family ResidenceResidential
$539,409$122 / 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 72How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

3623 AMOS ST

HOUSTON, TX 77021
5
Beds
3.5
Baths
4,419 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.
0.57 ac
Lot SizeThe size of the land the home sits on, from county records.
2000
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$539K
$387K low$692K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,186 (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.$888,059 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$600,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$288,059
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$841,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$888,059

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.16 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.''

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.0.57
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
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.Garage, Detached
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.Neighborhood
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 238 ft²Porch · 85 ft²

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

M
Cullen Middle SchoolC-
Middle · Grades 6–8 · 0.3 mi
E
Foster Elementary SchoolC-
Elementary · Grades EE–5 · 0.5 mi
H
Yates High SchoolC+
High · Grades 9–12 · 2.6 mi

District: Houston Independent School District

Neighborhood · ZIP 77021These 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.160
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.90%
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.28%
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.29,813
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,985 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,952
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,937
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%

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

3623 Amos 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.

  • Among the most valuable homes in Greater OST / South Union
  • Costs less per square foot than 84% of homes in Harris County
  • Among the largest homes in Greater OST / South Union
  • Among the largest lots in Greater OST / South Union
  • Newer than 73% of homes in Greater OST / South Union

What homes are worth in Houston 77021

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

This home
$110K$856K

This home is worth more than 92% of homes in Houston 77021.

How it measures up in Houston 77021

The dot is this home. The mark in the middle is the typical home in Houston 77021.

Estimated value$539,409
CheaperTypical $209,959Pricier

Pricier than 92% of homes nearby

Price per ft²$122
CheaperTypical $151Pricier

Pricier than 17% of homes nearby

Living area4,419 ft²
SmallerTypical 1,492 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.57 ac
SmallerTypical 0.15 acBigger

Bigger than almost all homes nearby

Year built2000
OlderTypical 1952Newer

Newer than 71% of homes nearby

How 3623 Amos St ranks against every home in each area.
MeasureThis homeGreater OST / South UnionHouston 77021Harris County
Estimated valuepricier than$539,409almost all homes92% of homes85% of homes
Price per ft²pricier than$12221% of homes17% of homes16% of homes
Living areabigger than4,419 ft²almost all homes97% of homes97% of homes
Lot sizebigger than0.57 acalmost all homesalmost all homes91% of homes
Year builtnewer than200073% of homes71% of homes63% of homes

About 3623 Amos St

How much is 3623 Amos St, Houston, TX worth?

The TopHap Estimate for 3623 Amos St, Houston, TX is $539,409 as of Jul 14, 2026. The likely range is $386,947 to $691,871. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3623 Amos St, Houston, TX last sell?

3623 Amos St, Houston, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3623 Amos St, Houston, TX?

3623 Amos St, Houston, TX has 5 bedrooms, 3.5 bathrooms, 4,419 square feet of living space and a 0.57-acre lot.

When was 3623 Amos St, Houston, TX built?

3623 Amos St, Houston, TX was built in 2000, making it 26 years old. It is a traditional/old home. The building has 1 story.

What schools serve 3623 Amos St, Houston, TX?

3623 Amos St, Houston, TX is assigned to Cullen Middle School (middle), rated C-; Foster Elementary School (elementary), rated C-; Yates High School (high), rated C+. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3623 Amos St, Houston, TX compare to other homes in Houston 77021?

Among the 8,203 homes in Houston 77021, it is worth more than 92% of them ($539,409 against a typical $209,959), its price per square foot is higher than 17% of them ($122 against a typical $151), it is bigger than 97% of them (4,419 ft² against a typical 1,492 ft²), its lot is bigger than almost all of them (0.57 ac against a typical 0.15 ac) and it is newer than 71% of them (2000 against a typical 1952). Measured against all of Harris County, it is worth more than 85% 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 3623 Amos St, Houston, TX?

The 2025 property tax bill for 3623 Amos St, Houston, TX was $8,186. The county assessed it at $888,059.

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