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Single Family ResidenceResidential
$223,162$151 / 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 93How 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 $16,700 on Dec 7, 2009

343 VALLE ALTO DR

LOS FRESNOS, TX 78566
0
Baths
1,479 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2010
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$223K
$207K low$239K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$16,700 · Dec 7, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,827 (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.$202,796 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$184,360
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$269,606

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.59
57
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
54
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.21 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
CountyCAMERON
Lot (acres)The size of the land the home sits on, from county records.0.26
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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 · 181 ft²

Transaction History(3)

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
Lopez-Riggins Elementary SchoolA-
Elementary · Grades PK–5 · 0.1 mi
H
Los Fresnos High SchoolB-
High · Grades 9–12 · 0.8 mi
M
Los Cuates Middle SchoolA-
Middle · Grades 6–8 · 1.2 mi

District: Los Fresnos Consolidated Independent School District

Neighborhood · ZIP 78566These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.12

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.25%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.21,383
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.135 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,969
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,153
Average tempThe average temperature here across a full year.74°F
Annual precipHow much rain and melted snow falls here in a typical year.29 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

343 Valle Alto Dr 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.

  • Has a bigger lot than 67% of homes in Cameron County
  • Newer than 88% of homes in Cameron County

What homes are worth in Los Fresnos 78566

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

This home
$76K$565K

This home is worth more than 56% of homes in Los Fresnos 78566.

How it measures up in Los Fresnos 78566

The dot is this home. The mark in the middle is the typical home in Los Fresnos 78566.

Estimated value$223,162
CheaperTypical $209,449Pricier

Pricier than 56% of homes nearby

Price per ft²$151
CheaperTypical $153Pricier

Pricier than 48% of homes nearby

Living area1,479 ft²
SmallerTypical 1,403 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.26 ac
SmallerTypical 0.5 acBigger

Bigger than 37% of homes nearby

Year built2010
OlderTypical 1998Newer

Newer than 81% of homes nearby

How 343 Valle Alto Dr ranks against every home in each area.
MeasureThis homeLos Fresnos 78566Cameron County
Estimated valuepricier than$223,16256% of homes61% of homes
Price per ft²pricier than$15148% of homes61% of homes
Living areabigger than1,479 ft²53% of homes58% of homes
Lot sizebigger than0.26 ac37% of homes67% of homes
Year builtnewer than201081% of homes88% of homes

About 343 Valle Alto Dr

How much is 343 Valle Alto Dr, Los Fresnos, TX worth?

The TopHap Estimate for 343 Valle Alto Dr, Los Fresnos, TX is $223,162 as of Aug 30, 2026. The likely range is $207,033 to $239,291. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 343 Valle Alto Dr, Los Fresnos, TX last sell?

343 Valle Alto Dr, Los Fresnos, TX last sold on Dec 7, 2009 for $16,700, according to the county's recorded deed.

How big is 343 Valle Alto Dr, Los Fresnos, TX?

343 Valle Alto Dr, Los Fresnos, TX has 1,479 square feet of living space and a 0.26-acre lot.

When was 343 Valle Alto Dr, Los Fresnos, TX built?

343 Valle Alto Dr, Los Fresnos, TX was built in 2010, making it 16 years old. The building has 1 story.

What schools serve 343 Valle Alto Dr, Los Fresnos, TX?

343 Valle Alto Dr, Los Fresnos, TX is assigned to Lopez-Riggins Elementary School (elementary), rated A-; Los Fresnos High School (high), rated B-; Los Cuates Middle School (middle), rated A-. All sit in Los Fresnos Consolidated Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 343 Valle Alto Dr, Los Fresnos, TX compare to other homes in Los Fresnos 78566?

Among the 8,500 homes in Los Fresnos 78566, it is worth more than 56% of them ($223,162 against a typical $209,449), its price per square foot is higher than 48% of them ($151 against a typical $153), it is bigger than 53% of them (1,479 ft² against a typical 1,403 ft²), its lot is bigger than 37% of them (0.26 ac against a typical 0.5 ac) and it is newer than 81% of them (2010 against a typical 1998). Measured against all of Cameron County, it is worth more than 61% 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 343 Valle Alto Dr, Los Fresnos, TX?

The 2025 property tax bill for 343 Valle Alto Dr, Los Fresnos, TX was $2,827. The county assessed it at $202,796.

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