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Rural ResidenceResidential
$90,957$97 / 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 87How 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

20642 LOUISIANA RD

SANTA ROSA, TX 78593
0
Baths
935 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.
1.43 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$91K
$79K low$102K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$406 (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.$77,475 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$70,432
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$119,124

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.22 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.0.2 percent flood zone

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
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
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 · 72 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
Elma E Barrera Elementary SchoolB
Elementary · Grades PK–5 · 0.7 mi
H
Santa Rosa High SchoolC+
High · Grades 9–12 · 0.7 mi
M
Jo Nelson Middle SchoolC+
Middle · Grades 6–8 · 0.7 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%

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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

20642 Louisiana 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 less than 91% of homes in Cameron County
  • Costs less per square foot than 86% of homes in Cameron County
  • Smaller than 81% of homes in Cameron County
  • Has a bigger lot than 91% of homes in Cameron County
  • Older than 92% 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
$53K$403K

This home is worth more than 24% 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$90,957
CheaperTypical $125,505Pricier

Pricier than 24% of homes nearby

Price per ft²$97
CheaperTypical $96Pricier

Pricier than 50% of homes nearby

Living area935 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 27% of homes nearby

Lot size1.43 ac
SmallerTypical 0.66 acBigger

Bigger than 73% of homes nearby

Year built1960
OlderTypical 1986Newer

Newer than 8% of homes nearby

How 20642 Louisiana Rd ranks against every home in each area.
MeasureThis homeSanta Rosa 78593Cameron County
Estimated valuepricier than$90,95724% of homes9% of homes
Price per ft²pricier than$9750% of homes14% of homes
Living areabigger than935 ft²27% of homes19% of homes
Lot sizebigger than1.43 ac73% of homes91% of homes
Year builtnewer than19608% of homes9% of homes

About 20642 Louisiana Rd

How much is 20642 Louisiana Rd, Santa Rosa, TX worth?

The TopHap Estimate for 20642 Louisiana Rd, Santa Rosa, TX is $90,957 as of Aug 30, 2026. The likely range is $79,450 to $102,464. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20642 Louisiana Rd, Santa Rosa, TX last sell?

20642 Louisiana Rd, Santa Rosa, TX last sold on Jan 1, 1900, according to the county's recorded deed.

When was 20642 Louisiana Rd, Santa Rosa, TX built?

20642 Louisiana Rd, Santa Rosa, TX was built in 1960, making it 66 years old. The building has 1 story.

What schools serve 20642 Louisiana Rd, Santa Rosa, TX?

20642 Louisiana Rd, Santa Rosa, TX is assigned to Elma E Barrera Elementary School (elementary), rated B; Santa Rosa High School (high), rated C+; Jo Nelson Middle School (middle), rated C+. All sit in Santa Rosa Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20642 Louisiana Rd, Santa Rosa, TX compare to other homes in Santa Rosa 78593?

Among the 2,092 homes in Santa Rosa 78593, it is worth more than 24% of them ($90,957 against a typical $125,505), its price per square foot is higher than 50% of them ($97 against a typical $96), it is bigger than 27% of them (935 ft² against a typical 1,216 ft²), its lot is bigger than 73% of them (1.43 ac against a typical 0.66 ac) and it is newer than 8% of them (1960 against a typical 1986). Measured against all of Cameron County, it is worth more than 9% 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 20642 Louisiana Rd, Santa Rosa, TX?

The 2025 property tax bill for 20642 Louisiana Rd, Santa Rosa, TX was $406. The county assessed it at $77,475.

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