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Single Family ResidenceResidential
$255,839$204 / 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 92How 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

4521 MARINER DR

ROWLETT, TX 75088
3
Beds
2
Baths
1,254 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$256K
$235K low$276K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,719 (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.$249,460 (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.$169,460
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$267,380
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$249,460

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDALLAS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2014
Lot (acres)The size of the land the home sits on, from county records.0.12
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(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
Pearson Elementary SchoolD+
Elementary · Grades PK–5 · 0.4 mi
M
Schrade Middle SchoolD
Middle · Grades 6–8 · 1.3 mi
H
Rowlett High SchoolC-
High · Grades 9–12 · 1.6 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%

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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

4521 Mariner 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 less than 92% of homes in Rowlett 75088
  • Costs more per square foot than 92% of homes in The Peninsula
  • Smaller than 95% of homes in Rowlett 75088
  • Has a smaller lot than 94% of homes in The Peninsula
  • Older than 85% of homes in The Peninsula

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
$222K$806K

This home is worth more than 8% 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$255,839
CheaperTypical $359,849Pricier

Pricier than 8% of homes nearby

Price per ft²$204
CheaperTypical $172Pricier

Pricier than 88% of homes nearby

Living area1,254 ft²
SmallerTypical 2,119 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.12 ac
SmallerTypical 0.19 acBigger

Bigger than 7% of homes nearby

Year built1984
OlderTypical 1989Newer

Newer than 28% of homes nearby

How 4521 Mariner Dr ranks against every home in each area.
MeasureThis homeThe PeninsulaRowlett 75088Dallas County
Estimated valuepricier than$255,83913% of homes8% of homes30% of homes
Price per ft²pricier than$20492% of homes88% of homes60% of homes
Living areabigger than1,254 ft²11% of homes5% of homes23% of homes
Lot sizebigger than0.12 ac6% of homes7% of homes9% of homes
Year builtnewer than198415% of homes28% of homes63% of homes

About 4521 Mariner Dr

How much is 4521 Mariner Dr, Rowlett, TX worth?

The TopHap Estimate for 4521 Mariner Dr, Rowlett, TX is $255,839 as of Sep 24, 2026. The likely range is $235,416 to $276,262. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4521 Mariner Dr, Rowlett, TX last sell?

4521 Mariner Dr, Rowlett, TX last sold on Jun 13, 2022, according to the county's recorded deed.

How big is 4521 Mariner Dr, Rowlett, TX?

4521 Mariner Dr, Rowlett, TX has 3 bedrooms, 2 bathrooms, 1,254 square feet of living space and a 0.12-acre lot.

When was 4521 Mariner Dr, Rowlett, TX built?

4521 Mariner Dr, Rowlett, TX was built in 1984, making it 42 years old. The building has 1 story.

What schools serve 4521 Mariner Dr, Rowlett, TX?

4521 Mariner Dr, Rowlett, TX is assigned to Pearson Elementary School (elementary), rated D+; Schrade Middle School (middle), rated D; Rowlett High School (high), rated C-. All sit in Garland Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4521 Mariner Dr, Rowlett, TX compare to other homes in Rowlett 75088?

Among the 9,709 homes in Rowlett 75088, it is worth more than 8% of them ($255,839 against a typical $359,849), its price per square foot is higher than 88% of them ($204 against a typical $172), it is bigger than 5% of them (1,254 ft² against a typical 2,119 ft²), its lot is bigger than 7% of them (0.12 ac against a typical 0.19 ac) and it is newer than 28% of them (1984 against a typical 1989). Measured against all of Dallas County, it is worth more than 30% 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 4521 Mariner Dr, Rowlett, TX?

The 2025 property tax bill for 4521 Mariner Dr, Rowlett, TX was $6,719. The county assessed it at $249,460.

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