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Single Family ResidenceResidential
$547,190$162 / 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
Last sold for $333,100 on Mar 13, 2002

14103 CASTOR ST

TOMBALL, TX 77375
4
Beds
2.5
Baths
3,382 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$547K
$524K low$570K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$333,100 · Mar 13, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,007 (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.$483,092 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$94,687
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$388,405
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$527,177
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$483,092

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.8 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.Traditional/Old
CountyHARRIS
Lot (acres)The size of the land the home sits on, from county records.0.36
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.Yes
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 · 145 ft²

Transaction History(1)

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.

M
Tomball Junior High SchoolB-
Middle · Grades 7–8 · 0.4 mi
H
Tomball High SchoolB+
High · Grades 9–12 · 0.5 mi
E
Tomball Elementary SchoolA
Elementary · Grades KG–4 · 1.1 mi

District: Tomball Independent School District

Neighborhood · ZIP 77375These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.67,158
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,888 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,738
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,188
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

14103 Castor 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 86% of homes in Harris County
  • Bigger than 90% of homes in Harris County
  • Has a bigger lot than 88% of homes in Tomball 77375
  • Older than 75% of homes in Tomball 77375

What homes are worth in Tomball 77375

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

This home
$214K$1.5M

This home is worth more than 77% of homes in Tomball 77375.

How it measures up in Tomball 77375

The dot is this home. The mark in the middle is the typical home in Tomball 77375.

Estimated value$547,190
CheaperTypical $361,075Pricier

Pricier than 77% of homes nearby

Price per ft²$162
CheaperTypical $167Pricier

Pricier than 44% of homes nearby

Living area3,382 ft²
SmallerTypical 2,253 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.36 ac
SmallerTypical 0.16 acBigger

Bigger than 88% of homes nearby

Year built2001
OlderTypical 2008Newer

Newer than 25% of homes nearby

How 14103 Castor St ranks against every home in each area.
MeasureThis homeTomball 77375Harris County
Estimated valuepricier than$547,19077% of homes86% of homes
Price per ft²pricier than$16244% of homes60% of homes
Living areabigger than3,382 ft²86% of homes90% of homes
Lot sizebigger than0.36 ac88% of homes88% of homes
Year builtnewer than200125% of homes64% of homes

About 14103 Castor St

How much is 14103 Castor St, Tomball, TX worth?

The TopHap Estimate for 14103 Castor St, Tomball, TX is $547,190 as of Aug 30, 2026. The likely range is $524,028 to $570,352. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 14103 Castor St, Tomball, TX last sell?

14103 Castor St, Tomball, TX last sold on Mar 13, 2002 for $333,100, according to the county's recorded deed.

How big is 14103 Castor St, Tomball, TX?

14103 Castor St, Tomball, TX has 4 bedrooms, 2.5 bathrooms, 3,382 square feet of living space and a 0.36-acre lot.

When was 14103 Castor St, Tomball, TX built?

14103 Castor St, Tomball, TX was built in 2001, making it 25 years old. It is a traditional/old home. The building has 1 story.

What schools serve 14103 Castor St, Tomball, TX?

14103 Castor St, Tomball, TX is assigned to Tomball Junior High School (middle), rated B-; Tomball High School (high), rated B+; Tomball Elementary School (elementary), rated A. All sit in Tomball Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 14103 Castor St, Tomball, TX compare to other homes in Tomball 77375?

Among the 22,664 homes in Tomball 77375, it is worth more than 77% of them ($547,190 against a typical $361,075), its price per square foot is higher than 44% of them ($162 against a typical $167), it is bigger than 86% of them (3,382 ft² against a typical 2,253 ft²), its lot is bigger than 88% of them (0.36 ac against a typical 0.16 ac) and it is newer than 25% of them (2001 against a typical 2008). Measured against all of Harris County, it is worth more than 86% 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 14103 Castor St, Tomball, TX?

The 2025 property tax bill for 14103 Castor St, Tomball, TX was $3,007. The county assessed it at $483,092.

More homes on Castor St

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