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Single Family ResidenceResidential
$257,237$133 / 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 94How 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
Last sold for $75,000 on May 31, 2000

521 ZAPATA AVE

RANCHO VIEJO, TX 78575
2
Beds
2
Baths
1,940 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.
0.21 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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$257K
$242K low$272K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$75,000 · May 31, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,545 (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.$235,083 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$71,379
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$163,704
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$245,997
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$235,083

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.48
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
55
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
99
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
39
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.Single Family Residence
CountyCAMERON
Lot (acres)The size of the land the home sits on, from county records.0.21
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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 · 100 ft²Outdoor kitchen

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
Charles Stillman Middle SchoolB+
Middle · Grades 6–8 · 4.6 mi
E
Villa Nueva Elementary SchoolC+
Elementary · Grades KG–5 · 4.8 mi
H
Veterans Memorial Early College High SchoolA-
High · Grades 9–12 · 5.3 mi

District: Brownsville Independent School District

Neighborhood · ZIP 78575These 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.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

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.83%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.4,688
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.636 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,538
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,513
Average tempThe average temperature here across a full year.74°F
Annual precipHow much rain and melted snow falls here in a typical year.27 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

521 Zapata Ave 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 72% of homes in Cameron County
  • Costs less per square foot than 70% of homes in Olmito 78575
  • Bigger than 78% of homes in Cameron County
  • Has a smaller lot than 68% of homes in Olmito 78575
  • Older than 78% of homes in Cameron County

What homes are worth in Olmito 78575

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

This home
$108K$921K

This home is worth more than 42% of homes in Olmito 78575.

How it measures up in Olmito 78575

The dot is this home. The mark in the middle is the typical home in Olmito 78575.

Estimated value$257,237
CheaperTypical $281,595Pricier

Pricier than 42% of homes nearby

Price per ft²$133
CheaperTypical $150Pricier

Pricier than 30% of homes nearby

Living area1,940 ft²
SmallerTypical 1,953 ft²Bigger

Bigger than 49% of homes nearby

Lot size0.21 ac
SmallerTypical 0.35 acBigger

Bigger than 32% of homes nearby

Year built1975
OlderTypical 1984Newer

Newer than 25% of homes nearby

How 521 Zapata Ave ranks against every home in each area.
MeasureThis homeOlmito 78575Cameron County
Estimated valuepricier than$257,23742% of homes72% of homes
Price per ft²pricier than$13330% of homes44% of homes
Living areabigger than1,940 ft²49% of homes78% of homes
Lot sizebigger than0.21 ac32% of homes61% of homes
Year builtnewer than197525% of homes22% of homes

About 521 Zapata Ave

How much is 521 Zapata Ave, Rancho Viejo, TX worth?

The TopHap Estimate for 521 Zapata Ave, Rancho Viejo, TX is $257,237 as of Aug 30, 2026. The likely range is $242,295 to $272,179. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 Zapata Ave, Rancho Viejo, TX last sell?

521 Zapata Ave, Rancho Viejo, TX last sold on May 31, 2000 for $75,000, according to the county's recorded deed.

How big is 521 Zapata Ave, Rancho Viejo, TX?

521 Zapata Ave, Rancho Viejo, TX has 2 bedrooms, 2 bathrooms, 1,940 square feet of living space and a 0.21-acre lot.

When was 521 Zapata Ave, Rancho Viejo, TX built?

521 Zapata Ave, Rancho Viejo, TX was built in 1975, making it 51 years old. The building has 1 story.

What schools serve 521 Zapata Ave, Rancho Viejo, TX?

521 Zapata Ave, Rancho Viejo, TX is assigned to Charles Stillman Middle School (middle), rated B+; Villa Nueva Elementary School (elementary), rated C+; Veterans Memorial Early College High School (high), rated A-. All sit in Brownsville Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Zapata Ave, Rancho Viejo, TX compare to other homes in Olmito 78575?

Among the 2,137 homes in Olmito 78575, it is worth more than 42% of them ($257,237 against a typical $281,595), its price per square foot is higher than 30% of them ($133 against a typical $150), it is bigger than 49% of them (1,940 ft² against a typical 1,953 ft²), its lot is bigger than 32% of them (0.21 ac against a typical 0.35 ac) and it is newer than 25% of them (1975 against a typical 1984). Measured against all of Cameron County, it is worth more than 72% 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 521 Zapata Ave, Rancho Viejo, TX?

The 2025 property tax bill for 521 Zapata Ave, Rancho Viejo, TX was $4,545. The county assessed it at $235,083.

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Assigned schools

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