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Single Family ResidenceResidential
$368,571$125 / 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

10320 SILL PRAIRIE DR

ROSHARON, TX 77583
4 / 1
Baths
2,944 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.
0.17 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.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$369K
$344K low$393K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,365 (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.$370,030 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$63,360
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$306,670
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$377,890
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$370,030

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyBrazoria
Lot (acres)The size of the land the home sits on, from county records.0.17
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 160 ft²

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.

M
Iowa Colony Junior High SchoolB-
Middle · Grades 6–8 · 5.1 mi
E
Nichols Mock Elementary SchoolC+
Elementary · Grades PK–5 · 11.9 mi
H
Iowa Colony High SchoolB+
High · Grades 9–12 · 11.9 mi

District: Alvin Independent School District

Neighborhood · ZIP 77583These 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.72
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.47,650
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.298 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,106
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,090
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

10320 Sill Prairie 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 72% of homes in Rosharon 77583
  • Costs less per square foot than 89% of homes in Brazoria County
  • Bigger than 87% of homes in Rosharon 77583
  • Has a smaller lot than 75% of homes in Brazoria County
  • Newer than 86% of homes in Brazoria County

What homes are worth in Rosharon 77583

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

This home
$180K$708K

This home is worth more than 72% of homes in Rosharon 77583.

How it measures up in Rosharon 77583

The dot is this home. The mark in the middle is the typical home in Rosharon 77583.

Estimated value$368,571
CheaperTypical $308,499Pricier

Pricier than 72% of homes nearby

Price per ft²$125
CheaperTypical $150Pricier

Pricier than 13% of homes nearby

Living area2,944 ft²
SmallerTypical 2,040 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 47% of homes nearby

Year built2018
OlderTypical 2018Newer

Newer than 52% of homes nearby

How 10320 Sill Prairie Dr ranks against every home in each area.
MeasureThis homeRosharon 77583Brazoria County
Estimated valuepricier than$368,57172% of homes62% of homes
Price per ft²pricier than$12513% of homes11% of homes
Living areabigger than2,944 ft²87% of homes85% of homes
Lot sizebigger than0.17 ac47% of homes25% of homes
Year builtnewer than201852% of homes86% of homes

About 10320 Sill Prairie Dr

How much is 10320 Sill Prairie Dr, Rosharon, TX worth?

The TopHap Estimate for 10320 Sill Prairie Dr, Rosharon, TX is $368,571 as of Aug 30, 2026. The likely range is $343,805 to $393,337. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10320 Sill Prairie Dr, Rosharon, TX last sell?

10320 Sill Prairie Dr, Rosharon, TX last sold on Nov 14, 2018, according to the county's recorded deed.

How big is 10320 Sill Prairie Dr, Rosharon, TX?

10320 Sill Prairie Dr, Rosharon, TX has 4 bathrooms, 2,944 square feet of living space and a 0.17-acre lot.

When was 10320 Sill Prairie Dr, Rosharon, TX built?

10320 Sill Prairie Dr, Rosharon, TX was built in 2018, making it 8 years old. The building has 2 stories.

What schools serve 10320 Sill Prairie Dr, Rosharon, TX?

10320 Sill Prairie Dr, Rosharon, TX is assigned to Iowa Colony Junior High School (middle), rated B-; Nichols Mock Elementary School (elementary), rated C+; Iowa Colony High School (high), rated B+. All sit in Alvin Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10320 Sill Prairie Dr, Rosharon, TX compare to other homes in Rosharon 77583?

Among the 22,102 homes in Rosharon 77583, it is worth more than 72% of them ($368,571 against a typical $308,499), its price per square foot is higher than 13% of them ($125 against a typical $150), it is bigger than 87% of them (2,944 ft² against a typical 2,040 ft²), its lot is bigger than 47% of them (0.17 ac against a typical 0.17 ac) and it is newer than 52% of them (2018 against a typical 2018). Measured against all of Brazoria County, it is worth more than 62% 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 10320 Sill Prairie Dr, Rosharon, TX?

The 2024 property tax bill for 10320 Sill Prairie Dr, Rosharon, TX was $5,365. The county assessed it at $370,030.

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