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Single Family ResidenceResidential
$404,344$150 / 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 Sep 24, 2026

8318 PORTSMOUTH DR

ROWLETT, TX 75088
3
Beds
2
Baths
2,703 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1998
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$404K
$378K low$431K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,970 (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.$476,330 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$396,330
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$476,330
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$476,330

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDALLAS
Lot (acres)The size of the land the home sits on, from county records.0.24
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
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

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
Herfurth Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
H
Rowlett High SchoolC
High · Grades 9–12 · 2.1 mi
M
Schrade Middle SchoolD
Middle · Grades 6–8 · 2.3 mi

District: Garland Independent School District

Neighborhood · ZIP 75088These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.28,677
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,912 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,272
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,437
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.62%

Owner Tools

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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

8318 Portsmouth 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.

  • Worth more than 68% of homes in Dallas County
  • Costs less per square foot than 87% of homes in Rowlett 75088
  • Bigger than 83% of homes in Dallas County
  • Has a smaller lot than 73% of homes in Lake Highlands at Lake Ray Hubbard
  • Newer than 86% of homes in Lake Highlands at Lake Ray Hubbard

What homes are worth in Rowlett 75088

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

This home
$219K$795K

This home is worth more than 64% of homes in Rowlett 75088.

How it measures up in Rowlett 75088

The dot is this home. The mark in the middle is the typical home in Rowlett 75088.

Estimated value$404,344
CheaperTypical $360,295Pricier

Pricier than 64% of homes nearby

Price per ft²$150
CheaperTypical $172Pricier

Pricier than 13% of homes nearby

Living area2,703 ft²
SmallerTypical 2,125 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.24 ac
SmallerTypical 0.19 acBigger

Bigger than 71% of homes nearby

Year built1998
OlderTypical 1989Newer

Newer than 77% of homes nearby

How 8318 Portsmouth Dr ranks against every home in each area.
MeasureThis homeLake Highlands at Lake Ray HubbardRowlett 75088Dallas County
Estimated valuepricier than$404,34461% of homes64% of homes68% of homes
Price per ft²pricier than$15021% of homes13% of homes15% of homes
Living areabigger than2,703 ft²73% of homes77% of homes83% of homes
Lot sizebigger than0.24 ac27% of homes71% of homes69% of homes
Year builtnewer than199886% of homes77% of homes77% of homes

About 8318 Portsmouth Dr

How much is 8318 Portsmouth Dr, Rowlett, TX worth?

The TopHap Estimate for 8318 Portsmouth Dr, Rowlett, TX is $404,344 as of Sep 24, 2026. The likely range is $377,952 to $430,736. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8318 Portsmouth Dr, Rowlett, TX last sell?

8318 Portsmouth Dr, Rowlett, TX last sold on Aug 13, 2026, according to the county's recorded deed.

How big is 8318 Portsmouth Dr, Rowlett, TX?

8318 Portsmouth Dr, Rowlett, TX has 3 bedrooms, 2 bathrooms, 2,703 square feet of living space and a 0.24-acre lot.

When was 8318 Portsmouth Dr, Rowlett, TX built?

8318 Portsmouth Dr, Rowlett, TX was built in 1998, making it 28 years old. The building has 1 story.

What schools serve 8318 Portsmouth Dr, Rowlett, TX?

8318 Portsmouth Dr, Rowlett, TX is assigned to Herfurth Elementary School (elementary), rated A-; Rowlett High School (high), rated C; Schrade Middle School (middle), rated D. All sit in Garland Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8318 Portsmouth Dr, Rowlett, TX compare to other homes in Rowlett 75088?

Among the 9,709 homes in Rowlett 75088, it is worth more than 64% of them ($404,344 against a typical $360,295), its price per square foot is higher than 13% of them ($150 against a typical $172), it is bigger than 77% of them (2,703 ft² against a typical 2,125 ft²), its lot is bigger than 71% of them (0.24 ac against a typical 0.19 ac) and it is newer than 77% of them (1998 against a typical 1989). Measured against all of Dallas County, it is worth more than 68% 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 8318 Portsmouth Dr, Rowlett, TX?

The 2025 property tax bill for 8318 Portsmouth Dr, Rowlett, TX was $11,970. The county assessed it at $476,330.

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