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Mobile HomeResidential

520 RIO ST

MATHIS, TX 78368
0
Baths
770 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.
0.15 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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$296 (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.$25,780 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$16,250
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$9,530
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,003
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$25,780

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.13 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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Mobile Home
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountySAN PATRICIO
Lot (acres)The size of the land the home sits on, from county records.0.15
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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 · 154 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
Mathis Elementary SchoolC+
Elementary · Grades PK–2 · 0.3 mi
H
Mathis High SchoolC-
High · Grades 9–12 · 0.8 mi
M
Mathis Middle SchoolC-
Middle · Grades 6–8 · 0.9 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

520 Rio 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.

  • Smaller than 93% of homes in San Patricio County
  • Has a smaller lot than 95% 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.

Living area770 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.15 ac
SmallerTypical 0.35 acBigger

Bigger than 5% of homes nearby

Year built1978
OlderTypical 1976Newer

Newer than 53% of homes nearby

How 520 Rio St ranks against every home in each area.
MeasureThis homeMathis 78368San Patricio County
Living areabigger than770 ft²18% of homes7% of homes
Lot sizebigger than0.15 ac5% of homes18% of homes
Year builtnewer than197853% of homes50% of homes

About 520 Rio St

When did 520 Rio St, Mathis, TX last sell?

520 Rio St, Mathis, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 520 Rio St, Mathis, TX?

520 Rio St, Mathis, TX has 770 square feet of living space and a 0.15-acre lot.

When was 520 Rio St, Mathis, TX built?

520 Rio St, Mathis, TX was built in 1978, making it 48 years old. It is a mobile home home. The building has 1 story.

What schools serve 520 Rio St, Mathis, TX?

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

How does 520 Rio St, Mathis, TX compare to other homes in Mathis 78368?

Among the 4,770 homes in Mathis 78368, it is bigger than 18% of them (770 ft² against a typical 1,200 ft²), its lot is bigger than 5% of them (0.15 ac against a typical 0.35 ac) and it is newer than 53% of them (1978 against a typical 1976). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 520 Rio St, Mathis, TX?

The 2025 property tax bill for 520 Rio St, Mathis, TX was $296. The county assessed it at $25,780.

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