Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$497,011$1,255 / 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 $555,940 on Sep 2, 2022

577 MARIPOSA AVE

CONCAN, TX 78838
1
Baths
396 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.
1.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$497K
$465K low$529K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$555,940 · Sep 2, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,928 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$403,569 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$109,711
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$346,889
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$371,235
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$456,600

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.45
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
78
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
96
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
41
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
10
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
CountyUVALDE
Lot (acres)The size of the land the home sits on, from county records.1.37
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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 · 240 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
Sabinal Elementary SchoolB-
Elementary · Grades PK–6 · 19.3 mi
M
Sabinal Secondary SchoolD+
Middle · Grades 7–12 · 19.3 mi

District: Sabinal Independent School District

Neighborhood · ZIP 78838These 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.135
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
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.72%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.20%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.194
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,703
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,052
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.28 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

Owner Tools

Do you own this home?
Claim this home

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

577 Mariposa 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 91% of homes in Uvalde County
  • Among the highest price per square foot in Uvalde County
  • Smaller than 98% of homes in Uvalde County
  • Has a bigger lot than 73% of homes in Uvalde County
  • Newer than 68% of homes in Uvalde County

What homes are worth in Concan 78838

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

This home
$197K$2.2M

This home is worth more than 47% of homes in Concan 78838.

How it measures up in Concan 78838

The dot is this home. The mark in the middle is the typical home in Concan 78838.

Estimated value$497,011
CheaperTypical $503,893Pricier

Pricier than 47% of homes nearby

Price per ft²$1255
CheaperTypical $306Pricier

Pricier than 95% of homes nearby

Living area396 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 4% of homes nearby

Lot size1.37 ac
SmallerTypical 1.22 acBigger

Bigger than 55% of homes nearby

Year built1995
OlderTypical 2000Newer

Newer than 40% of homes nearby

How 577 Mariposa Ave ranks against every home in each area.
MeasureThis homeConcan 78838Uvalde County
Estimated valuepricier than$497,01147% of homes91% of homes
Price per ft²pricier than$125595% of homesalmost all homes
Living areabigger than396 ft²4% of homes2% of homes
Lot sizebigger than1.37 ac55% of homes73% of homes
Year builtnewer than199540% of homes68% of homes

About 577 Mariposa Ave

How much is 577 Mariposa Ave, Concan, TX worth?

The TopHap Estimate for 577 Mariposa Ave, Concan, TX is $497,011 as of Aug 30, 2026. The likely range is $464,573 to $529,449. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 577 Mariposa Ave, Concan, TX last sell?

577 Mariposa Ave, Concan, TX last sold on Sep 2, 2022 for $555,940, according to the county's recorded deed.

How big is 577 Mariposa Ave, Concan, TX?

577 Mariposa Ave, Concan, TX has 1 bathrooms, 396 square feet of living space and a 1.37-acre lot.

When was 577 Mariposa Ave, Concan, TX built?

577 Mariposa Ave, Concan, TX was built in 1995, making it 31 years old. The building has 1 story.

What schools serve 577 Mariposa Ave, Concan, TX?

577 Mariposa Ave, Concan, TX is assigned to Sabinal Elementary School (elementary), rated B-; Sabinal Secondary School (middle), rated D+. All sit in Sabinal Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 577 Mariposa Ave, Concan, TX compare to other homes in Concan 78838?

Among the 528 homes in Concan 78838, it is worth more than 47% of them ($497,011 against a typical $503,893), its price per square foot is higher than 95% of them ($1255 against a typical $306), it is bigger than 4% of them (396 ft² against a typical 1,624 ft²), its lot is bigger than 55% of them (1.37 ac against a typical 1.22 ac) and it is newer than 40% of them (1995 against a typical 2000). Measured against all of Uvalde County, it is worth more than 91% 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 577 Mariposa Ave, Concan, TX?

The 2024 property tax bill for 577 Mariposa Ave, Concan, TX was $4,928. The county assessed it at $403,569.

More homes on Mariposa Ave

Closest homes

More homes in Concan 78838

Assigned schools

Explore the area

See this home in context

Open 577 Mariposa Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map