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Single Family ResidenceResidential
$328,247$165 / 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 96How 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 $196,950 on Jul 23, 2026

3737 CARMEN AVE

RANCHO VIEJO, TX 78575
4
Beds
3
Baths
1,995 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.
0.33 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.
2
StoriesHow many floors the home has above ground.

Valuation

$328K
$315K low$342K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$196,950 · Jul 23, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,803 (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.$155,188 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$106,327
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$48,861
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$163,173
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$155,188

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.
59
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.0.33
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
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 · 626 ft²

Transaction History(5)

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 · 4.9 mi
E
Villa Nueva Elementary SchoolC+
Elementary · Grades KG–5 · 5.1 mi
H
Veterans Memorial Early College High SchoolA-
High · Grades 9–12 · 5.6 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

3737 Carmen 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 84% of homes in Cameron County
  • Costs more per square foot than 72% of homes in Cameron County
  • Bigger than 79% of homes in Cameron County
  • Has a bigger lot than 73% of homes in Cameron County
  • 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
$107K$930K

This home is worth more than 63% 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$328,247
CheaperTypical $283,317Pricier

Pricier than 63% of homes nearby

Price per ft²$165
CheaperTypical $150Pricier

Pricier than 66% of homes nearby

Living area1,995 ft²
SmallerTypical 1,953 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.33 ac
SmallerTypical 0.35 acBigger

Bigger than 47% of homes nearby

Year built1975
OlderTypical 1984Newer

Newer than 25% of homes nearby

How 3737 Carmen Ave ranks against every home in each area.
MeasureThis homeOlmito 78575Cameron County
Estimated valuepricier than$328,24763% of homes84% of homes
Price per ft²pricier than$16566% of homes72% of homes
Living areabigger than1,995 ft²53% of homes79% of homes
Lot sizebigger than0.33 ac47% of homes73% of homes
Year builtnewer than197525% of homes22% of homes

About 3737 Carmen Ave

How much is 3737 Carmen Ave, Rancho Viejo, TX worth?

The TopHap Estimate for 3737 Carmen Ave, Rancho Viejo, TX is $328,247 as of Aug 30, 2026. The likely range is $314,599 to $341,895. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3737 Carmen Ave, Rancho Viejo, TX last sell?

3737 Carmen Ave, Rancho Viejo, TX last sold on Jul 23, 2026 for $196,950, according to the county's recorded deed.

How big is 3737 Carmen Ave, Rancho Viejo, TX?

3737 Carmen Ave, Rancho Viejo, TX has 4 bedrooms, 3 bathrooms, 1,995 square feet of living space and a 0.33-acre lot.

When was 3737 Carmen Ave, Rancho Viejo, TX built?

3737 Carmen Ave, Rancho Viejo, TX was built in 1975, making it 51 years old. The building has 2 stories.

What schools serve 3737 Carmen Ave, Rancho Viejo, TX?

3737 Carmen 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 3737 Carmen Ave, Rancho Viejo, TX compare to other homes in Olmito 78575?

Among the 2,138 homes in Olmito 78575, it is worth more than 63% of them ($328,247 against a typical $283,317), its price per square foot is higher than 66% of them ($165 against a typical $150), it is bigger than 53% of them (1,995 ft² against a typical 1,953 ft²), its lot is bigger than 47% of them (0.33 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 84% 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 3737 Carmen Ave, Rancho Viejo, TX?

The 2025 property tax bill for 3737 Carmen Ave, Rancho Viejo, TX was $3,803. The county assessed it at $155,188.

More homes on Carmen Ave

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More homes in Rancho Viejo 78575

Assigned schools

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