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Single Family ResidenceResidential
$1,101,085$274 / 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 Aug 30, 2026

2121 ASTER TRL

ALLEN, TX 75013
5
Beds
6
Baths
4,023 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.1M
$1M low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,995 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$586,098 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$225,225
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$360,873
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$586,098
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$586,098

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.52
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
93
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
55
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
88
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyCollin
Lot (acres)The size of the land the home sits on, from county records.0.20

Transaction History(1)

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
Cheatham Elementary SchoolA+
Elementary · Grades KG–6 · 0.8 mi
H
Allen High SchoolA
High · Grades 9–12 · 1.9 mi
M
Curtis Middle SchoolA+
Middle · Grades 7–8 · 3.4 mi

District: Allen Independent School District

Neighborhood · ZIP 75013These 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.34
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.56,610
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,879 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,397
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$164,284
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.40 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

2121 Aster Trl 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 95% of homes in Collin County
  • Costs more per square foot than 94% of homes in Allen 75013
  • Bigger than 90% of homes in Collin County
  • Has a bigger lot than 65% of homes in Allen 75013
  • Among the newest homes in Allen 75013

What homes are worth in Allen 75013

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

This home
$343K$1.4M

This home is worth more than 93% of homes in Allen 75013.

How it measures up in Allen 75013

The dot is this home. The mark in the middle is the typical home in Allen 75013.

Estimated value$1,101,085
CheaperTypical $689,972Pricier

Pricier than 93% of homes nearby

Price per ft²$274
CheaperTypical $223Pricier

Pricier than 94% of homes nearby

Living area4,023 ft²
SmallerTypical 3,184 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.2 ac
SmallerTypical 0.18 acBigger

Bigger than 65% of homes nearby

Year built2024
OlderTypical 2007Newer

Newer than almost all homes nearby

How 2121 Aster Trl ranks against every home in each area.
MeasureThis homeShaddock ParkAllen 75013Collin County
Estimated valuepricier than$1,101,08529% of homes93% of homes95% of homes
Price per ft²pricier than$27475% of homes94% of homes91% of homes
Living areabigger than4,023 ft²14% of homes80% of homes90% of homes
Lot sizebigger than0.2 ac54% of homes65% of homes57% of homes
Year builtnewer than202494% of homesalmost all homes98% of homes

About 2121 Aster Trl

How much is 2121 Aster Trl, Allen, TX worth?

The TopHap Estimate for 2121 Aster Trl, Allen, TX is $1,101,085 as of Aug 30, 2026. The likely range is $1,021,604 to $1,180,566. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2121 Aster Trl, Allen, TX last sell?

2121 Aster Trl, Allen, TX last sold on Apr 29, 2025, according to the county's recorded deed.

How big is 2121 Aster Trl, Allen, TX?

2121 Aster Trl, Allen, TX has 5 bedrooms, 6 bathrooms, 4,023 square feet of living space and a 0.20-acre lot.

When was 2121 Aster Trl, Allen, TX built?

2121 Aster Trl, Allen, TX was built in 2024, making it 2 years old. The building has 2 stories.

What schools serve 2121 Aster Trl, Allen, TX?

2121 Aster Trl, Allen, TX is assigned to Cheatham Elementary School (elementary), rated A+; Allen High School (high), rated A; Curtis Middle School (middle), rated A+. All sit in Allen Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2121 Aster Trl, Allen, TX compare to other homes in Allen 75013?

Among the 14,796 homes in Allen 75013, it is worth more than 93% of them ($1,101,085 against a typical $689,972), its price per square foot is higher than 94% of them ($274 against a typical $223), it is bigger than 80% of them (4,023 ft² against a typical 3,184 ft²), its lot is bigger than 65% of them (0.2 ac against a typical 0.18 ac) and it is newer than almost all of them (2024 against a typical 2007). Measured against all of Collin County, it is worth more than 95% 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 2121 Aster Trl, Allen, TX?

The 2024 property tax bill for 2121 Aster Trl, Allen, TX was $3,995. The county assessed it at $586,098.

More homes on Aster Trl

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