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Single Family ResidenceResidential
$585,997$201 / 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 73How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

100 PORTIA AVE

ROCKPORT, TX 78382
3
Beds
2
Baths
2,916 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
2018
Year BuiltThe year the home was originally built, according to county records.

Valuation

$586K
$427K low$745K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,138 (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.$568,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$506,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$533,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$568,000

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.60 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.26%
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.Single Family Residence
CountyAransas
Lot (acres)The size of the land the home sits on, from county records.0.69
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, Attached
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 · 625 ft²

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 · 4.1 mi
H
Rockport-Fulton High SchoolC-
High · Grades 9–12 · 6.0 mi
M
Rockport-Fulton Middle SchoolC-
Middle · Grades 6–8 · 6.1 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%

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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

100 Portia 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 86% of homes in Aransas County
  • Costs less per square foot than 70% of homes in Rockport 78382
  • Bigger than 92% of homes in Rockport 78382
  • Has a bigger lot than 83% of homes in Rockport 78382
  • Newer than 86% of homes in Rockport 78382

What homes are worth in Rockport 78382

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

This home
$129K$1.3M

This home is worth more than 85% of homes in Rockport 78382.

How it measures up in Rockport 78382

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

Estimated value$585,997
CheaperTypical $345,180Pricier

Pricier than 85% of homes nearby

Price per ft²$201
CheaperTypical $234Pricier

Pricier than 30% of homes nearby

Living area2,916 ft²
SmallerTypical 1,413 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.69 ac
SmallerTypical 0.24 acBigger

Bigger than 83% of homes nearby

Year built2018
OlderTypical 1996Newer

Newer than 86% of homes nearby

How 100 Portia Ave ranks against every home in each area.
MeasureThis homeRockport 78382Aransas County
Estimated valuepricier than$585,99785% of homes86% of homes
Price per ft²pricier than$20130% of homes32% of homes
Living areabigger than2,916 ft²92% of homes92% of homes
Lot sizebigger than0.69 ac83% of homes78% of homes
Year builtnewer than201886% of homes86% of homes

About 100 Portia Ave

How much is 100 Portia Ave, Rockport, TX worth?

The TopHap Estimate for 100 Portia Ave, Rockport, TX is $585,997 as of Sep 24, 2026. The likely range is $426,560 to $745,434. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Portia Ave, Rockport, TX last sell?

100 Portia Ave, Rockport, TX last sold on Jan 30, 2001, according to the county's recorded deed.

How big is 100 Portia Ave, Rockport, TX?

100 Portia Ave, Rockport, TX has 3 bedrooms, 2 bathrooms, 2,916 square feet of living space and a 0.69-acre lot.

When was 100 Portia Ave, Rockport, TX built?

100 Portia Ave, Rockport, TX was built in 2018, making it 8 years old.

What schools serve 100 Portia Ave, Rockport, TX?

100 Portia Ave, 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 100 Portia Ave, Rockport, TX compare to other homes in Rockport 78382?

Among the 14,872 homes in Rockport 78382, it is worth more than 85% of them ($585,997 against a typical $345,180), its price per square foot is higher than 30% of them ($201 against a typical $234), it is bigger than 92% of them (2,916 ft² against a typical 1,413 ft²), its lot is bigger than 83% of them (0.69 ac against a typical 0.24 ac) and it is newer than 86% of them (2018 against a typical 1996). Measured against all of Aransas County, it is worth more than 86% 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 100 Portia Ave, Rockport, TX?

The 2025 property tax bill for 100 Portia Ave, Rockport, TX was $5,138. The county assessed it at $568,000.

More homes on Portia Ave

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More homes in Rockport 78382

Assigned schools

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