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Single Family ResidenceResidential
$206,254$162 / 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

509 STAR ST

DENISON, TX 75020
0
Baths
1,274 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
2017
Year BuiltThe year the home was originally built, according to county records.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$206K
$192K low$220K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$239,318 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$40,016
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$201,134
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$217,562
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$241,150

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyGrayson
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.2018
Lot (acres)The size of the land the home sits on, from county records.0.15
HeatingThe type of heating system in the home.None
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 · 150 ft²

Transaction History(5)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Scott Middle SchoolC
Middle · Grades 7–8 · 0.6 mi
E
Hyde Park Elementary SchoolB-
Elementary · Grades PK–4 · 2.1 mi
H
Denison High SchoolB
High · Grades 9–12 · 4.4 mi

District: Denison Independent School District

Neighborhood · ZIP 75020These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.36

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.27,724
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.406 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,023
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,106
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

509 Star 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.

  • Worth less than 69% of homes in Grayson County
  • Costs more per square foot than 70% of homes in Denison 75020
  • Smaller than 73% of homes in Grayson County
  • Has a smaller lot than 89% of homes in Grayson County
  • Newer than 86% of homes in Denison 75020

What homes are worth in Denison 75020

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

This home
$95K$873K

This home is worth more than 49% of homes in Denison 75020.

How it measures up in Denison 75020

The dot is this home. The mark in the middle is the typical home in Denison 75020.

Estimated value$206,254
CheaperTypical $208,620Pricier

Pricier than 49% of homes nearby

Price per ft²$162
CheaperTypical $143Pricier

Pricier than 70% of homes nearby

Living area1,274 ft²
SmallerTypical 1,506 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.15 ac
SmallerTypical 0.23 acBigger

Bigger than 13% of homes nearby

Year built2017
OlderTypical 1966Newer

Newer than 86% of homes nearby

How 509 Star St ranks against every home in each area.
MeasureThis homeDenison 75020Grayson County
Estimated valuepricier than$206,25449% of homes31% of homes
Price per ft²pricier than$16270% of homes48% of homes
Living areabigger than1,274 ft²33% of homes27% of homes
Lot sizebigger than0.15 ac13% of homes11% of homes
Year builtnewer than201786% of homes81% of homes

About 509 Star St

How much is 509 Star St, Denison, TX worth?

The TopHap Estimate for 509 Star St, Denison, TX is $206,254 as of Sep 24, 2026. The likely range is $192,100 to $220,408. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Star St, Denison, TX last sell?

509 Star St, Denison, TX last sold on Feb 8, 2018, according to the county's recorded deed.

How big is 509 Star St, Denison, TX?

509 Star St, Denison, TX has 1,274 square feet of living space and a 0.15-acre lot.

When was 509 Star St, Denison, TX built?

509 Star St, Denison, TX was built in 2017, making it 9 years old.

What schools serve 509 Star St, Denison, TX?

509 Star St, Denison, TX is assigned to Scott Middle School (middle), rated C; Hyde Park Elementary School (elementary), rated B-; Denison High School (high), rated B. All sit in Denison Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Star St, Denison, TX compare to other homes in Denison 75020?

Among the 10,687 homes in Denison 75020, it is worth more than 49% of them ($206,254 against a typical $208,620), its price per square foot is higher than 70% of them ($162 against a typical $143), it is bigger than 33% of them (1,274 ft² against a typical 1,506 ft²), its lot is bigger than 13% of them (0.15 ac against a typical 0.23 ac) and it is newer than 86% of them (2017 against a typical 1966). Measured against all of Grayson County, it is worth more than 31% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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Assigned schools

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