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Single Family ResidenceResidential
$81,798$86 / 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 63How 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

421 W ST

MATHIS, TX 78368
0
Baths
950 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.
1948
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$82K
$52K low$112K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$776 (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.$52,488 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$34,988
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$66,778
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$52,488

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySAN PATRICIO
Lot (acres)The size of the land the home sits on, from county records.0.16
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.DeckPatio · 324 ft²Porch · 78 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.

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

E
Mathis Elementary School
Elementary · Grades PK–2 · 0.5 mi
H
Mathis High SchoolC-
High · Grades 9–12 · 1.4 mi
M
Mathis Middle SchoolD+
Middle · Grades 6–8 · 1.6 mi

District: Mathis Independent School District

Neighborhood · ZIP 78368These 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.152
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.78%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.5%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.8,708
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.42 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$42,521
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,222
Average tempThe average temperature here across a full year.71°F
Annual precipHow much rain and melted snow falls here in a typical year.32 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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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

421 W 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 94% of homes in San Patricio County
  • Costs less per square foot than 91% of homes in San Patricio County
  • Smaller than 85% of homes in San Patricio County
  • Has a smaller lot than 92% of homes in Mathis 78368
  • Older than 90% of homes in San Patricio County

What homes are worth in Mathis 78368

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

This home
$36K$519K

This home is worth more than 25% of homes in Mathis 78368.

How it measures up in Mathis 78368

The dot is this home. The mark in the middle is the typical home in Mathis 78368.

Estimated value$81,798
CheaperTypical $123,915Pricier

Pricier than 25% of homes nearby

Price per ft²$86
CheaperTypical $109Pricier

Pricier than 29% of homes nearby

Living area950 ft²
SmallerTypical 1,204 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.16 ac
SmallerTypical 0.39 acBigger

Bigger than 8% of homes nearby

Year built1948
OlderTypical 1976Newer

Newer than 11% of homes nearby

How 421 W St ranks against every home in each area.
MeasureThis homeMathis 78368San Patricio County
Estimated valuepricier than$81,79825% of homes6% of homes
Price per ft²pricier than$8629% of homes9% of homes
Living areabigger than950 ft²32% of homes15% of homes
Lot sizebigger than0.16 ac8% of homes23% of homes
Year builtnewer than194811% of homes10% of homes

About 421 W St

How much is 421 W St, Mathis, TX worth?

The TopHap Estimate for 421 W St, Mathis, TX is $81,798 as of Aug 30, 2026. The likely range is $51,930 to $111,666. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 W St, Mathis, TX last sell?

421 W St, Mathis, TX last sold on Sep 5, 2006, according to the county's recorded deed.

How big is 421 W St, Mathis, TX?

421 W St, Mathis, TX has 950 square feet of living space and a 0.16-acre lot.

When was 421 W St, Mathis, TX built?

421 W St, Mathis, TX was built in 1948, making it 78 years old. The building has 1 story.

What schools serve 421 W St, Mathis, TX?

421 W St, Mathis, TX is assigned to Mathis Elementary School (elementary); Mathis High School (high), rated C-; Mathis Middle School (middle), rated D+. All sit in Mathis Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 W St, Mathis, TX compare to other homes in Mathis 78368?

Among the 4,770 homes in Mathis 78368, it is worth more than 25% of them ($81,798 against a typical $123,915), its price per square foot is higher than 29% of them ($86 against a typical $109), it is bigger than 32% of them (950 ft² against a typical 1,204 ft²), its lot is bigger than 8% of them (0.16 ac against a typical 0.39 ac) and it is newer than 11% of them (1948 against a typical 1976). Measured against all of San Patricio County, it is worth more than 6% 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 421 W St, Mathis, TX?

The 2025 property tax bill for 421 W St, Mathis, TX was $776. The county assessed it at $52,488.

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