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Rural ResidenceResidential
$171,504$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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

HIGHWAY 100

SANTA ROSA, TX 78593
0
Baths
1,239 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$172K
$159K low$184K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$171,504
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$137,203

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,814 (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.$163,613 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$83,146
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$80,467
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$164,685
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$163,613

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.51
31
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
43
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
100
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
36
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
47
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.5 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyCAMERON
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.Porch · 35 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
Jo Nelson Middle SchoolC+
Middle · Grades 6–8 · 1.0 mi
H
Santa Rosa High SchoolC+
High · Grades 9–12 · 1.0 mi
E
Elma E Barrera Elementary SchoolB
Elementary · Grades PK–5 · 1.5 mi

District: Santa Rosa Independent School District

Neighborhood · ZIP 78593These 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.115
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 100.16

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.6.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.22%
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.6,276
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.159 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$39,096
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,723
Average tempThe average temperature here across a full year.74°F
Annual precipHow much rain and melted snow falls here in a typical year.25 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

Highway 100 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 73% of homes in Santa Rosa 78593
  • Costs more per square foot than 82% of homes in Santa Rosa 78593
  • Has a bigger lot than 89% of homes in Cameron County
  • Newer than 69% of homes in Santa Rosa 78593

What homes are worth in Santa Rosa 78593

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

This home
$44K$403K

This home is worth more than 73% of homes in Santa Rosa 78593.

How it measures up in Santa Rosa 78593

The dot is this home. The mark in the middle is the typical home in Santa Rosa 78593.

Estimated value$171,504
CheaperTypical $125,469Pricier

Pricier than 73% of homes nearby

Price per ft²$138
CheaperTypical $101Pricier

Pricier than 82% of homes nearby

Living area1,239 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 52% of homes nearby

Lot size1 ac
SmallerTypical 0.75 acBigger

Bigger than 61% of homes nearby

Year built1997
OlderTypical 1986Newer

Newer than 69% of homes nearby

How Highway 100 ranks against every home in each area.
MeasureThis homeSanta Rosa 78593Cameron County
Estimated valuepricier than$171,50473% of homes40% of homes
Price per ft²pricier than$13882% of homes51% of homes
Living areabigger than1,239 ft²52% of homes42% of homes
Lot sizebigger than1 ac61% of homes89% of homes
Year builtnewer than199769% of homes60% of homes

About Highway 100

How much is Highway 100, Santa Rosa, TX worth?

The TopHap Estimate for Highway 100, Santa Rosa, TX is $171,504 as of Jul 14, 2026. The likely range is $159,008 to $184,000. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Highway 100, Santa Rosa, TX last sell?

Highway 100, Santa Rosa, TX last sold on Jan 1, 1900, according to the county's recorded deed.

When was Highway 100, Santa Rosa, TX built?

Highway 100, Santa Rosa, TX was built in 1997, making it 29 years old. The building has 1 story.

What schools serve Highway 100, Santa Rosa, TX?

Highway 100, Santa Rosa, TX is assigned to Jo Nelson Middle School (middle), rated C+; Santa Rosa High School (high), rated C+; Elma E Barrera Elementary School (elementary), rated B. All sit in Santa Rosa Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Highway 100, Santa Rosa, TX compare to other homes in Santa Rosa 78593?

Among the 2,098 homes in Santa Rosa 78593, it is worth more than 73% of them ($171,504 against a typical $125,469), its price per square foot is higher than 82% of them ($138 against a typical $101), it is bigger than 52% of them (1,239 ft² against a typical 1,216 ft²), its lot is bigger than 61% of them (1 ac against a typical 0.75 ac) and it is newer than 69% of them (1997 against a typical 1986). Measured against all of Cameron County, it is worth more than 40% 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 Highway 100, Santa Rosa, TX?

The 2025 property tax bill for Highway 100, Santa Rosa, TX was $2,814. The county assessed it at $163,613.

Closest homes

More homes in Santa Rosa 78593

Assigned schools

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