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Single Family ResidenceResidential
$394,970$138 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $315,300 on Nov 19, 2020

17726 THEISS MAIL ROUTE RD

SPRING, TX 77379
4
Beds
3.5
Baths
2,864 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.
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
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

$395K
$357K low$433K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$315,300 · Nov 19, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,945 (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.$426,137 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$78,393
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$347,744
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$375,342
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$426,137

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.0.51
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.Yes
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 · 450 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.

Foreclosure Filings(2)

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

E
Theiss Elementary SchoolA-
Elementary · Grades PK–5 · 0.1 mi
M
Doerre Intermediate SchoolA+
Middle · Grades 6–8 · 0.6 mi
H
Klein High SchoolB+
High · Grades 9–12 · 1.1 mi

District: Klein Independent School District

Neighborhood · ZIP 77379These 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.41
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 100.20

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
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.89,405
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,451 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,226
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,997
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

17726 Theiss Mail Route Rd 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 75% of homes in Harris County
  • Costs less per square foot than 66% of homes in Harris County
  • Bigger than 83% of homes in Harris County
  • Has a bigger lot than 95% of homes in Spring 77379
  • Older than 85% of homes in Spring 77379

What homes are worth in Spring 77379

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

This home
$207K$931K

This home is worth more than 57% of homes in Spring 77379.

How it measures up in Spring 77379

The dot is this home. The mark in the middle is the typical home in Spring 77379.

Estimated value$394,970
CheaperTypical $373,429Pricier

Pricier than 57% of homes nearby

Price per ft²$138
CheaperTypical $140Pricier

Pricier than 46% of homes nearby

Living area2,864 ft²
SmallerTypical 2,720 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.51 ac
SmallerTypical 0.21 acBigger

Bigger than 95% of homes nearby

Year built1978
OlderTypical 1998Newer

Newer than 15% of homes nearby

How 17726 Theiss Mail Route Rd ranks against every home in each area.
MeasureThis homeSpring 77379Harris County
Estimated valuepricier than$394,97057% of homes75% of homes
Price per ft²pricier than$13846% of homes34% of homes
Living areabigger than2,864 ft²56% of homes83% of homes
Lot sizebigger than0.51 ac95% of homes92% of homes
Year builtnewer than197815% of homes36% of homes

About 17726 Theiss Mail Route Rd

How much is 17726 Theiss Mail Route Rd, Spring, TX worth?

The TopHap Estimate for 17726 Theiss Mail Route Rd, Spring, TX is $394,970 as of Oct 21, 2026. The likely range is $356,970 to $432,970. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17726 Theiss Mail Route Rd, Spring, TX last sell?

17726 Theiss Mail Route Rd, Spring, TX last sold on Nov 19, 2020 for $315,300, according to the county's recorded deed.

How big is 17726 Theiss Mail Route Rd, Spring, TX?

17726 Theiss Mail Route Rd, Spring, TX has 4 bedrooms, 3.5 bathrooms, 2,864 square feet of living space and a 0.51-acre lot.

When was 17726 Theiss Mail Route Rd, Spring, TX built?

17726 Theiss Mail Route Rd, Spring, TX was built in 1978, making it 48 years old. It is a traditional/old home. The building has 1 story.

What schools serve 17726 Theiss Mail Route Rd, Spring, TX?

17726 Theiss Mail Route Rd, Spring, TX is assigned to Theiss Elementary School (elementary), rated A-; Doerre Intermediate School (middle), rated A+; Klein High School (high), rated B+. All sit in Klein Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17726 Theiss Mail Route Rd, Spring, TX compare to other homes in Spring 77379?

Among the 26,220 homes in Spring 77379, it is worth more than 57% of them ($394,970 against a typical $373,429), its price per square foot is higher than 46% of them ($138 against a typical $140), it is bigger than 56% of them (2,864 ft² against a typical 2,720 ft²), its lot is bigger than 95% of them (0.51 ac against a typical 0.21 ac) and it is newer than 15% of them (1978 against a typical 1998). Measured against all of Harris County, it is worth more than 75% 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 17726 Theiss Mail Route Rd, Spring, TX?

The 2025 property tax bill for 17726 Theiss Mail Route Rd, Spring, TX was $4,945. The county assessed it at $426,137.

More homes on Theiss Mail Route Rd

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