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Single Family ResidenceResidential
$493,778$221 / 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 96How 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

621 HARTMAN ST

HOUSTON, TX 77007
3
Beds
2.5
Baths
2,236 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.
1,565 ft²
Lot SizeThe size of the land the home sits on, from county records.
2002
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$494K
$475K low$513K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,247 (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.$482,146 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$241,206
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$240,940
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$444,712
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$482,146

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.29 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.Townhouse
CountyHARRIS
Lot (acres)The size of the land the home sits on, from county records.0.04
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
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.Primary
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 228 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
Memorial Elementary SchoolA
Elementary · Grades EE–5 · 1.6 mi
M
Hogg Middle SchoolA
Middle · Grades 6–8 · 1.8 mi
H
Reagan High SchoolB+
High · Grades 9–12 · 2.0 mi

District: Houston Independent School District

Neighborhood · ZIP 77007These 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.152
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
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.44%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.45,712
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,015 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,495
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$174,007
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

621 Hartman 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 84% of homes in Harris County
  • Costs more per square foot than 86% of homes in Harris County
  • Bigger than 65% of homes in Harris County
  • Has a smaller lot than 98% of homes in Harris County
  • Older than 68% of homes in Houston 77007

What homes are worth in Houston 77007

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

This home
$300K$2.2M

This home is worth more than 43% of homes in Houston 77007.

How it measures up in Houston 77007

The dot is this home. The mark in the middle is the typical home in Houston 77007.

Estimated value$493,778
CheaperTypical $513,818Pricier

Pricier than 43% of homes nearby

Price per ft²$221
CheaperTypical $234Pricier

Pricier than 39% of homes nearby

Living area2,236 ft²
SmallerTypical 2,294 ft²Bigger

Bigger than 44% of homes nearby

Lot size1,565 ft²
SmallerTypical 2,352 ft²Bigger

Bigger than 13% of homes nearby

Year built2002
OlderTypical 2006Newer

Newer than 32% of homes nearby

How 621 Hartman St ranks against every home in each area.
MeasureThis homeHouston 77007Harris County
Estimated valuepricier than$493,77843% of homes84% of homes
Price per ft²pricier than$22139% of homes86% of homes
Living areabigger than2,236 ft²44% of homes65% of homes
Lot sizebigger than1,565 ft²13% of homes2% of homes
Year builtnewer than200232% of homes66% of homes

About 621 Hartman St

How much is 621 Hartman St, Houston, TX worth?

The TopHap Estimate for 621 Hartman St, Houston, TX is $493,778 as of Aug 30, 2026. The likely range is $474,778 to $512,778. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 Hartman St, Houston, TX last sell?

621 Hartman St, Houston, TX last sold on May 15, 2012, according to the county's recorded deed.

How big is 621 Hartman St, Houston, TX?

621 Hartman St, Houston, TX has 3 bedrooms, 2.5 bathrooms, 2,236 square feet of living space and a 0.04-acre lot.

When was 621 Hartman St, Houston, TX built?

621 Hartman St, Houston, TX was built in 2002, making it 24 years old. It is a townhouse home. The building has 1 story.

What schools serve 621 Hartman St, Houston, TX?

621 Hartman St, Houston, TX is assigned to Memorial Elementary School (elementary), rated A; Hogg Middle School (middle), rated A; Reagan High School (high), rated B+. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 Hartman St, Houston, TX compare to other homes in Houston 77007?

Among the 14,817 homes in Houston 77007, it is worth more than 43% of them ($493,778 against a typical $513,818), its price per square foot is higher than 39% of them ($221 against a typical $234), it is bigger than 44% of them (2,236 ft² against a typical 2,294 ft²), its lot is bigger than 13% of them (1,565 ft² against a typical 2,352 ft²) and it is newer than 32% of them (2002 against a typical 2006). Measured against all of Harris County, it is worth more than 84% 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 621 Hartman St, Houston, TX?

The 2025 property tax bill for 621 Hartman St, Houston, TX was $10,247. The county assessed it at $482,146.

More homes on Hartman St

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