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Single Family ResidenceResidential
$1,143,031$221 / 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 Aug 30, 2026

17102 FM 521 RD

ROSHARON, TX 77583
1.5
Baths
5,173 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.
8.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1.1M low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,290 (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.$427,251 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$375,330
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$471,860
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$388,410
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$847,190

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.55
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
52
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
94
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
57
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
71
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
CountyBRAZORIA
Lot (acres)The size of the land the home sits on, from county records.8.26
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Front
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 746 ft²Porch · 824 ft²

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
Heartland Elementary School
Elementary · Grades PK–5 · 8.1 mi
M
Heritage Junior High School
Middle · Grades 6–8 · 8.1 mi
H
Angleton High SchoolC+
High · Grades 9–12 · 9.9 mi

District: Angleton 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%

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

17102 Fm 521 Rd 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.

  • Among the most valuable homes in Rosharon 77583
  • Costs more per square foot than 94% of homes in Rosharon 77583
  • Among the largest homes in Rosharon 77583
  • Has a bigger lot than 98% of homes in Rosharon 77583
  • Older than 94% of homes in Rosharon 77583

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
$187K$748K

This home is worth more than almost all 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$1,143,031
CheaperTypical $309,075Pricier

Pricier than almost all homes nearby

Price per ft²$221
CheaperTypical $150Pricier

Pricier than 94% of homes nearby

Living area5,173 ft²
SmallerTypical 2,043 ft²Bigger

Bigger than almost all homes nearby

Lot size8.26 ac
SmallerTypical 0.17 acBigger

Bigger than 98% of homes nearby

Year built1987
OlderTypical 2018Newer

Newer than 6% of homes nearby

How 17102 Fm 521 Rd ranks against every home in each area.
MeasureThis homeRosharon 77583Brazoria County
Estimated valuepricier than$1,143,031almost all homesalmost all homes
Price per ft²pricier than$22194% of homes90% of homes
Living areabigger than5,173 ft²almost all homesalmost all homes
Lot sizebigger than8.26 ac98% of homes98% of homes
Year builtnewer than19876% of homes35% of homes

About 17102 Fm 521 Rd

How much is 17102 Fm 521 Rd, Rosharon, TX worth?

The TopHap Estimate for 17102 Fm 521 Rd, Rosharon, TX is $1,143,031 as of Aug 30, 2026. The likely range is $1,055,125 to $1,230,937. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17102 Fm 521 Rd, Rosharon, TX last sell?

17102 Fm 521 Rd, Rosharon, TX last sold on Jan 22, 2020, according to the county's recorded deed.

How big is 17102 Fm 521 Rd, Rosharon, TX?

17102 Fm 521 Rd, Rosharon, TX has 1.5 bathrooms, 5,173 square feet of living space and a 8.26-acre lot.

When was 17102 Fm 521 Rd, Rosharon, TX built?

17102 Fm 521 Rd, Rosharon, TX was built in 1987, making it 39 years old. The building has 2 stories.

What schools serve 17102 Fm 521 Rd, Rosharon, TX?

17102 Fm 521 Rd, Rosharon, TX is assigned to Heartland Elementary School (elementary); Heritage Junior High School (middle); Angleton High School (high), rated C+. All sit in Angleton Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17102 Fm 521 Rd, Rosharon, TX compare to other homes in Rosharon 77583?

Among the 22,099 homes in Rosharon 77583, it is worth more than almost all of them ($1,143,031 against a typical $309,075), its price per square foot is higher than 94% of them ($221 against a typical $150), it is bigger than almost all of them (5,173 ft² against a typical 2,043 ft²), its lot is bigger than 98% of them (8.26 ac against a typical 0.17 ac) and it is newer than 6% of them (1987 against a typical 2018). Measured against all of Brazoria County, it is worth more than almost all 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 17102 Fm 521 Rd, Rosharon, TX?

The 2025 property tax bill for 17102 Fm 521 Rd, Rosharon, TX was $2,290. The county assessed it at $427,251.

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Assigned schools

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