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Rural ResidenceResidential
$243,701$63 / 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 95How 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

20423 FM 506

SANTA ROSA, TX 78593
0
Baths
3,894 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.
0.99 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$244K
$231K low$257K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,100 (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.$263,612 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$239,647
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$326,482

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.49
1
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.
34
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.

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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2005
Lot (acres)The size of the land the home sits on, from county records.0.99
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning 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.Shed · 360 ft²Porch · 440 ft²

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 · 0.2 mi
H
Santa Rosa High SchoolC+
High · Grades 9–12 · 0.6 mi
M
Jo Nelson Middle SchoolC+
Middle · Grades 6–8 · 0.6 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

20423 Fm 506 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 87% of homes in Santa Rosa 78593
  • Costs less per square foot than 98% of homes in Cameron County
  • Among the largest homes in Santa Rosa 78593
  • Has a bigger lot than 87% of homes in Cameron County
  • Older than 78% 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$409K

This home is worth more than 87% 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$243,701
CheaperTypical $126,040Pricier

Pricier than 87% of homes nearby

Price per ft²$63
CheaperTypical $97Pricier

Pricier than 3% of homes nearby

Living area3,894 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than almost all homes nearby

Lot size0.99 ac
SmallerTypical 0.7 acBigger

Bigger than 53% of homes nearby

Year built1975
OlderTypical 1986Newer

Newer than 28% of homes nearby

How 20423 Fm 506 ranks against every home in each area.
MeasureThis homeSanta Rosa 78593Cameron County
Estimated valuepricier than$243,70187% of homes68% of homes
Price per ft²pricier than$633% of homes2% of homes
Living areabigger than3,894 ft²almost all homes98% of homes
Lot sizebigger than0.99 ac53% of homes87% of homes
Year builtnewer than197528% of homes22% of homes

About 20423 Fm 506

How much is 20423 Fm 506, Santa Rosa, TX worth?

The TopHap Estimate for 20423 Fm 506, Santa Rosa, TX is $243,701 as of Aug 30, 2026. The likely range is $230,794 to $256,608. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20423 Fm 506, Santa Rosa, TX last sell?

20423 Fm 506, Santa Rosa, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 20423 Fm 506, Santa Rosa, TX?

20423 Fm 506, Santa Rosa, TX has 3,894 square feet of living space and a 0.99-acre lot.

When was 20423 Fm 506, Santa Rosa, TX built?

20423 Fm 506, Santa Rosa, TX was built in 1975, making it 51 years old. The building has 1 story.

What schools serve 20423 Fm 506, Santa Rosa, TX?

20423 Fm 506, 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 20423 Fm 506, 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 87% of them ($243,701 against a typical $126,040), its price per square foot is higher than 3% of them ($63 against a typical $97), it is bigger than almost all of them (3,894 ft² against a typical 1,216 ft²), its lot is bigger than 53% of them (0.99 ac against a typical 0.7 ac) and it is newer than 28% of them (1975 against a typical 1986). Measured against all of Cameron County, it is worth more than 68% 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 20423 Fm 506, Santa Rosa, TX?

The 2025 property tax bill for 20423 Fm 506, Santa Rosa, TX was $3,100. The county assessed it at $263,612.

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