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Single Family ResidenceResidential
$122,779$81 / 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 81How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

509 ROSARIO ST

LAREDO, TX 78040
0
Baths
1,514 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1928
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$123K
$100K low$146K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$236 (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.$103,683 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,542
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$26,141
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$97,065
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$103,683

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.30
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.
34
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
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
CountyWEBB
Lot (acres)The size of the land the home sits on, from county records.0.18
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 · 294 ft²

Transaction History(2)

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
Heights Elementary SchoolA+
Elementary · Grades PK–5 · 0.4 mi
M
Memorial Middle SchoolB-
Middle · Grades 6–8 · 0.7 mi
H
Nixon High SchoolD-
High · Grades 9–12 · 1.8 mi

District: Laredo Independent School District

Neighborhood · ZIP 78040These 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.150
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.17

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.88%
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.29%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.38,068
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,898 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$34,909
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$45,985
Average tempThe average temperature here across a full year.73°F
Annual precipHow much rain and melted snow falls here in a typical year.21 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

509 Rosario St 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 84% of homes in Webb County
  • Costs less per square foot than 89% of homes in Webb County
  • Has a bigger lot than 79% of homes in Laredo 78040
  • Older than 87% of homes in Webb County

What homes are worth in Laredo 78040

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

This home
$55K$307K

This home is worth more than 51% of homes in Laredo 78040.

How it measures up in Laredo 78040

The dot is this home. The mark in the middle is the typical home in Laredo 78040.

Estimated value$122,779
CheaperTypical $121,702Pricier

Pricier than 51% of homes nearby

Price per ft²$81
CheaperTypical $90Pricier

Pricier than 37% of homes nearby

Living area1,514 ft²
SmallerTypical 1,352 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.18 ac
SmallerTypical 0.14 acBigger

Bigger than 79% of homes nearby

Year built1928
OlderTypical 1948Newer

Newer than 45% of homes nearby

How 509 Rosario St ranks against every home in each area.
MeasureThis homeLa XLaredo 78040Webb County
Estimated valuepricier than$122,77947% of homes51% of homes16% of homes
Price per ft²pricier than$8146% of homes37% of homes11% of homes
Living areabigger than1,514 ft²59% of homes58% of homes51% of homes
Lot sizebigger than0.18 ac77% of homes79% of homes75% of homes
Year builtnewer than192859% of homes45% of homes13% of homes

About 509 Rosario St

How much is 509 Rosario St, Laredo, TX worth?

The TopHap Estimate for 509 Rosario St, Laredo, TX is $122,779 as of Oct 21, 2026. The likely range is $99,739 to $145,819. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Rosario St, Laredo, TX last sell?

509 Rosario St, Laredo, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 509 Rosario St, Laredo, TX?

509 Rosario St, Laredo, TX has 1,514 square feet of living space and a 0.18-acre lot.

When was 509 Rosario St, Laredo, TX built?

509 Rosario St, Laredo, TX was built in 1928, making it 98 years old. The building has 1 story.

What schools serve 509 Rosario St, Laredo, TX?

509 Rosario St, Laredo, TX is assigned to Heights Elementary School (elementary), rated A+; Memorial Middle School (middle), rated B-; Nixon High School (high), rated D-. All sit in Laredo Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Rosario St, Laredo, TX compare to other homes in Laredo 78040?

Among the 8,895 homes in Laredo 78040, it is worth more than 51% of them ($122,779 against a typical $121,702), its price per square foot is higher than 37% of them ($81 against a typical $90), it is bigger than 58% of them (1,514 ft² against a typical 1,352 ft²), its lot is bigger than 79% of them (0.18 ac against a typical 0.14 ac) and it is newer than 45% of them (1928 against a typical 1948). Measured against all of Webb County, it is worth more than 16% 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 509 Rosario St, Laredo, TX?

The 2025 property tax bill for 509 Rosario St, Laredo, TX was $236. The county assessed it at $103,683.

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