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Single Family ResidenceResidential
$225,533$136 / 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 94How 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

12903 AMBROSE ST

HOUSTON, TX 77045
3
Beds
2
Baths
1,664 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$226K
$212K low$239K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$217,461 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$48,407
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$169,054
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$217,461
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$217,461

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.129 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.0.42
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.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 · 40 ft²

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

E
Hobby Elementary SchoolB-
Elementary · Grades EE–5 · 1.0 mi
H
Madison High SchoolC-
High · Grades 9–12 · 1.1 mi
M
Lawson Middle SchoolC+
Middle · Grades 6–8 · 2.2 mi

District: Houston Independent School District

Neighborhood · ZIP 77045These 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.78
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 100.23

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.20%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.35,087
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,025 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,196
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$75,810
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

12903 Ambrose 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 74% of homes in Harris County
  • Costs less per square foot than 69% of homes in Harris County
  • Has a bigger lot than 98% of homes in Houston 77045
  • Newer than 66% of homes in Houston 77045

What homes are worth in Houston 77045

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

This home
$153K$400K

This home is worth more than 64% of homes in Houston 77045.

How it measures up in Houston 77045

The dot is this home. The mark in the middle is the typical home in Houston 77045.

Estimated value$225,533
CheaperTypical $211,156Pricier

Pricier than 64% of homes nearby

Price per ft²$136
CheaperTypical $143Pricier

Pricier than 37% of homes nearby

Living area1,664 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.42 ac
SmallerTypical 0.15 acBigger

Bigger than 98% of homes nearby

Year built1984
OlderTypical 1969Newer

Newer than 66% of homes nearby

How 12903 Ambrose St ranks against every home in each area.
MeasureThis homeCentral SouthwestHouston 77045Harris County
Estimated valuepricier than$225,53352% of homes64% of homes26% of homes
Price per ft²pricier than$13634% of homes37% of homes31% of homes
Living areabigger than1,664 ft²61% of homes63% of homes38% of homes
Lot sizebigger than0.42 ac97% of homes98% of homes89% of homes
Year builtnewer than198448% of homes66% of homes49% of homes

About 12903 Ambrose St

How much is 12903 Ambrose St, Houston, TX worth?

The TopHap Estimate for 12903 Ambrose St, Houston, TX is $225,533 as of Sep 24, 2026. The likely range is $211,819 to $239,247. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12903 Ambrose St, Houston, TX last sell?

12903 Ambrose St, Houston, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12903 Ambrose St, Houston, TX?

12903 Ambrose St, Houston, TX has 3 bedrooms, 2 bathrooms, 1,664 square feet of living space and a 0.42-acre lot.

When was 12903 Ambrose St, Houston, TX built?

12903 Ambrose St, Houston, TX was built in 1984, making it 42 years old. It is a traditional/old home. The building has 1 story.

What schools serve 12903 Ambrose St, Houston, TX?

12903 Ambrose St, Houston, TX is assigned to Hobby Elementary School (elementary), rated B-; Madison High School (high), rated C-; Lawson Middle School (middle), rated C+. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12903 Ambrose St, Houston, TX compare to other homes in Houston 77045?

Among the 9,677 homes in Houston 77045, it is worth more than 64% of them ($225,533 against a typical $211,156), its price per square foot is higher than 37% of them ($136 against a typical $143), it is bigger than 63% of them (1,664 ft² against a typical 1,512 ft²), its lot is bigger than 98% of them (0.42 ac against a typical 0.15 ac) and it is newer than 66% of them (1984 against a typical 1969). Measured against all of Harris County, it is worth more than 26% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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