Skip to content
Skip to content
TopHapOpen in map
Mobile HomeResidential

503 SIERRA SOUND ST

ROCKPORT, TX 78382
3
Beds
3
Baths
3,552 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,313 (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.$1,207,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$315,580
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$892,020
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,161,380
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,207,600

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.72 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.79%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Mobile Home
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyARANSAS
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront-Not Specified
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.ElevatorPorch · 1,824 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
Live Oak Learning Center
Elementary · Grades PK–2 · 4.7 mi
H
Rockport-Fulton High SchoolC-
High · Grades 9–12 · 6.3 mi
M
Rockport-Fulton Middle SchoolC-
Middle · Grades 6–8 · 6.5 mi

District: Aransas County Independent School District

Neighborhood · ZIP 78382These 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.98
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.19,224
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.72 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,382
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,653
Average tempThe average temperature here across a full year.71°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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

503 Sierra Sound 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.

  • Bigger than 97% of homes in Rockport 78382
  • Has a smaller lot than 72% of homes in Aransas County

How it measures up in Rockport 78382

The dot is this home. The mark in the middle is the typical home in Rockport 78382.

Living area3,552 ft²
SmallerTypical 1,408 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.17 ac
SmallerTypical 0.24 acBigger

Bigger than 29% of homes nearby

Year built1999
OlderTypical 1996Newer

Newer than 55% of homes nearby

How 503 Sierra Sound St ranks against every home in each area.
MeasureThis homeRockport 78382Aransas County
Living areabigger than3,552 ft²97% of homes97% of homes
Lot sizebigger than0.17 ac29% of homes28% of homes
Year builtnewer than199955% of homes55% of homes

About 503 Sierra Sound St

When did 503 Sierra Sound St, Rockport, TX last sell?

503 Sierra Sound St, Rockport, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 503 Sierra Sound St, Rockport, TX?

503 Sierra Sound St, Rockport, TX has 3 bedrooms, 3 bathrooms, 3,552 square feet of living space and a 0.17-acre lot.

When was 503 Sierra Sound St, Rockport, TX built?

503 Sierra Sound St, Rockport, TX was built in 1999, making it 27 years old. It is a mobile home home.

What schools serve 503 Sierra Sound St, Rockport, TX?

503 Sierra Sound St, Rockport, TX is assigned to Live Oak Learning Center (elementary); Rockport-Fulton High School (high), rated C-; Rockport-Fulton Middle School (middle), rated C-. All sit in Aransas County Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 Sierra Sound St, Rockport, TX compare to other homes in Rockport 78382?

Among the 14,872 homes in Rockport 78382, it is bigger than 97% of them (3,552 ft² against a typical 1,408 ft²), its lot is bigger than 29% of them (0.17 ac against a typical 0.24 ac) and it is newer than 55% of them (1999 against a typical 1996). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 503 Sierra Sound St, Rockport, TX?

The 2025 property tax bill for 503 Sierra Sound St, Rockport, TX was $6,313. The county assessed it at $1,207,600.

More homes on Sierra Sound St

Closest homes

More homes in Rockport 78382

Assigned schools

Explore the area

See this home in context

Open 503 Sierra Sound St 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