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Single Family ResidenceResidential
$324,241$242 / 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 95How 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 $100,000 on Aug 17, 2004

513 MASON ST

TOMBALL, TX 77375
2
Beds
2
Baths
1,342 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
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.

Valuation

$324K
$308K low$340K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$100,000 · Aug 17, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,029 (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.$251,851 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$105,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$146,851
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$259,225
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$251,851

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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2009
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
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
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.Porch · 222 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.

E
Tomball Elementary SchoolA
Elementary · Grades KG–4 · 0.6 mi
H
Tomball High SchoolB+
High · Grades 9–12 · 1.1 mi
M
Tomball Junior High SchoolB-
Middle · Grades 7–8 · 1.2 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%

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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

513 Mason 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.

  • Costs more per square foot than 89% of homes in Harris County
  • Smaller than 91% of homes in Tomball 77375
  • Older than 98% 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
$213K$1.5M

This home is worth more than 39% 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$324,241
CheaperTypical $361,712Pricier

Pricier than 39% of homes nearby

Price per ft²$242
CheaperTypical $168Pricier

Pricier than 82% of homes nearby

Living area1,342 ft²
SmallerTypical 2,256 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 45% of homes nearby

Year built1950
OlderTypical 2008Newer

Newer than 2% of homes nearby

How 513 Mason St ranks against every home in each area.
MeasureThis homeTomball 77375Harris County
Estimated valuepricier than$324,24139% of homes61% of homes
Price per ft²pricier than$24282% of homes89% of homes
Living areabigger than1,342 ft²9% of homes20% of homes
Lot sizebigger than0.16 ac45% of homes44% of homes
Year builtnewer than19502% of homes9% of homes

About 513 Mason St

How much is 513 Mason St, Tomball, TX worth?

The TopHap Estimate for 513 Mason St, Tomball, TX is $324,241 as of Aug 30, 2026. The likely range is $308,336 to $340,146. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 513 Mason St, Tomball, TX last sell?

513 Mason St, Tomball, TX last sold on Aug 17, 2004 for $100,000, according to the county's recorded deed.

How big is 513 Mason St, Tomball, TX?

513 Mason St, Tomball, TX has 2 bedrooms, 2 bathrooms, 1,342 square feet of living space and a 0.16-acre lot.

When was 513 Mason St, Tomball, TX built?

513 Mason St, Tomball, TX was built in 1950, making it 76 years old. It is a traditional/old home. The building has 1 story.

What schools serve 513 Mason St, Tomball, TX?

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

How does 513 Mason St, Tomball, TX compare to other homes in Tomball 77375?

Among the 22,471 homes in Tomball 77375, it is worth more than 39% of them ($324,241 against a typical $361,712), its price per square foot is higher than 82% of them ($242 against a typical $168), it is bigger than 9% of them (1,342 ft² against a typical 2,256 ft²), its lot is bigger than 45% of them (0.16 ac against a typical 0.16 ac) and it is newer than 2% of them (1950 against a typical 2008). Measured against all of Harris County, it is worth more than 61% 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 513 Mason St, Tomball, TX?

The 2025 property tax bill for 513 Mason St, Tomball, TX was $3,029. The county assessed it at $251,851.

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