Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$120,318$72 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

20930 THOMPSON RD

SANTA ROSA, TX 78593
0
Baths
1,680 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.
1.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$120K
$111K low$130K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$391 (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.$21,527 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$21,527
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$21,527
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$21,527

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.58
41
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
67
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.
35
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.9 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyCAMERON
Lot (acres)The size of the land the home sits on, from county records.1.20
PoolWhether the property has a pool, and what kind, such as in-ground.No

Foreclosure Filings(1)

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

H
Santa Rosa High SchoolD
High · Grades 9–12 · 1.3 mi
M
Jo Nelson Middle SchoolC-
Middle · Grades 6–8 · 1.3 mi
E
Elma E Barrera Elementary SchoolC-
Elementary · Grades PK–5 · 1.4 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%

Owner Tools

Do you own this home?
Claim this home

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

20930 Thompson 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 82% of homes in Cameron County
  • Costs less per square foot than 96% of homes in Cameron County
  • Bigger than 76% of homes in Santa Rosa 78593
  • Has a bigger lot than 91% of homes in Cameron County
  • Older than 84% of homes in Cameron County

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$394K

This home is worth more than 43% 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$120,318
CheaperTypical $128,373Pricier

Pricier than 43% of homes nearby

Price per ft²$72
CheaperTypical $101Pricier

Pricier than 10% of homes nearby

Living area1,680 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 76% of homes nearby

Lot size1.2 ac
SmallerTypical 0.65 acBigger

Bigger than 68% of homes nearby

Year built1970
OlderTypical 1986Newer

Newer than 21% of homes nearby

How 20930 Thompson Rd ranks against every home in each area.
MeasureThis homeSanta Rosa 78593Cameron County
Estimated valuepricier than$120,31843% of homes18% of homes
Price per ft²pricier than$7210% of homes4% of homes
Living areabigger than1,680 ft²76% of homes68% of homes
Lot sizebigger than1.2 ac68% of homes91% of homes
Year builtnewer than197021% of homes16% of homes

About 20930 Thompson Rd

How much is 20930 Thompson Rd, Santa Rosa, TX worth?

The TopHap Estimate for 20930 Thompson Rd, Santa Rosa, TX is $120,318 as of Sep 24, 2026. The likely range is $110,765 to $129,871. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20930 Thompson Rd, Santa Rosa, TX last sell?

20930 Thompson Rd, Santa Rosa, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 20930 Thompson Rd, Santa Rosa, TX?

20930 Thompson Rd, Santa Rosa, TX has 1,680 square feet of living space and a 1.20-acre lot.

When was 20930 Thompson Rd, Santa Rosa, TX built?

20930 Thompson Rd, Santa Rosa, TX was built in 1970, making it 56 years old. It is a mobile home home. The building has 1 story.

What schools serve 20930 Thompson Rd, Santa Rosa, TX?

20930 Thompson Rd, Santa Rosa, TX is assigned to Santa Rosa High School (high), rated D; Jo Nelson Middle School (middle), rated C-; Elma E Barrera Elementary School (elementary), rated C-. All sit in Santa Rosa Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20930 Thompson 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 43% of them ($120,318 against a typical $128,373), its price per square foot is higher than 10% of them ($72 against a typical $101), it is bigger than 76% of them (1,680 ft² against a typical 1,216 ft²), its lot is bigger than 68% of them (1.2 ac against a typical 0.65 ac) and it is newer than 21% of them (1970 against a typical 1986). Measured against all of Cameron County, it is worth more than 18% 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 20930 Thompson Rd, Santa Rosa, TX?

The 2025 property tax bill for 20930 Thompson Rd, Santa Rosa, TX was $391. The county assessed it at $21,527.

More homes on Thompson Rd

Closest homes

More homes in Santa Rosa 78593

Assigned schools

Explore the area

See this home in context

Open 20930 Thompson Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map