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Duplex (2 Units, Any Combination)Residential

6742 MADRID ST

HOUSTON, TX 77021
6
Beds
5 / 2
Baths
2,943 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.
3,300 ft²
Lot SizeThe size of the land the home sits on, from county records.
2025
Year BuiltThe year the home was originally built, according to county records.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,598 (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.$255,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$47,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$208,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$75,174
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$255,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyHARRIS
Lot (acres)The size of the land the home sits on, from county records.0.08
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

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%

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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

6742 Madrid 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.

  • Bigger than 97% of homes in Greater OST / South Union
  • Has a smaller lot than 92% of homes in Harris County
  • Among the newest homes in Greater OST / South Union

How it measures up in Houston 77021

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

Living area2,943 ft²
SmallerTypical 1,500 ft²Bigger

Bigger than 90% of homes nearby

Lot size3,300 ft²
SmallerTypical 0.15 acBigger

Bigger than 17% of homes nearby

Year built2025
OlderTypical 1951Newer

Newer than almost all homes nearby

How 6742 Madrid St ranks against every home in each area.
MeasureThis homeGreater OST / South UnionHouston 77021Harris County
Living areabigger than2,943 ft²97% of homes90% of homes84% of homes
Lot sizebigger than3,300 ft²16% of homes17% of homes8% of homes
Year builtnewer than2025almost all homesalmost all homesalmost all homes

About 6742 Madrid St

When did 6742 Madrid St, Houston, TX last sell?

6742 Madrid St, Houston, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 6742 Madrid St, Houston, TX?

6742 Madrid St, Houston, TX has 6 bedrooms, 5 bathrooms, 2,943 square feet of living space and a 0.08-acre lot.

When was 6742 Madrid St, Houston, TX built?

6742 Madrid St, Houston, TX was built in 2025, making it 1 years old. It is a duplex single home.

How does 6742 Madrid St, Houston, TX compare to other homes in Houston 77021?

Among the 8,377 homes in Houston 77021, it is bigger than 90% of them (2,943 ft² against a typical 1,500 ft²), its lot is bigger than 17% of them (3,300 ft² against a typical 0.15 ac) and it is newer than almost all of them (2025 against a typical 1951). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 6742 Madrid St, Houston, TX?

The 2025 property tax bill for 6742 Madrid St, Houston, TX was $1,598. The county assessed it at $255,000.

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