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Single Family ResidenceResidential
$272,366$466 / 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 62How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

509 SAN CARLOS RD

ROSENBERG, TX 77471
1
Beds
1
Baths
584 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
2013
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$272K
$169K low$376K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,165 (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.$56,335 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,550
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$51,785
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$55,898
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$56,335

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.108 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

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
CountyFORT BEND
Lot (acres)The size of the land the home sits on, from county records.0.14
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.Yes
CoolingThe type of cooling or air conditioning in the home.Window A/C
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Interior
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 221 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.

E
Jackson Elementary SchoolC+
Elementary · Grades KG–5 · 0.6 mi
M
Briscoe Junior High SchoolA
Middle · Grades 7–8 · 3.5 mi
H
Foster High SchoolA
High · Grades 9–12 · 3.7 mi

District: Lamar Consolidated Independent School District

Neighborhood · ZIP 77471These 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.144
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
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.51,318
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.567 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,327
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,328
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

509 San Carlos 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.

  • Worth less than 81% of homes in Fort Bend County
  • Among the highest price per square foot in Rosenberg 77471
  • Among the smallest homes in Fort Bend County
  • Has a smaller lot than 88% of homes in Rosenberg 77471
  • Newer than 77% of homes in Rosenberg 77471

What homes are worth in Rosenberg 77471

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

This home
$135K$613K

This home is worth more than 47% of homes in Rosenberg 77471.

How it measures up in Rosenberg 77471

The dot is this home. The mark in the middle is the typical home in Rosenberg 77471.

Estimated value$272,366
CheaperTypical $279,115Pricier

Pricier than 47% of homes nearby

Price per ft²$466
CheaperTypical $148Pricier

Pricier than almost all homes nearby

Living area584 ft²
SmallerTypical 1,782 ft²Bigger

Smaller than almost all homes nearby

Lot size0.14 ac
SmallerTypical 0.18 acBigger

Bigger than 12% of homes nearby

Year built2013
OlderTypical 1996Newer

Newer than 77% of homes nearby

How 509 San Carlos Rd ranks against every home in each area.
MeasureThis homeRosenberg 77471Fort Bend County
Estimated valuepricier than$272,36647% of homes19% of homes
Price per ft²pricier than$466almost all homesalmost all homes
Living areabigger than584 ft²almost no homesalmost no homes
Lot sizebigger than0.14 ac12% of homes16% of homes
Year builtnewer than201377% of homes72% of homes

About 509 San Carlos Rd

How much is 509 San Carlos Rd, Rosenberg, TX worth?

The TopHap Estimate for 509 San Carlos Rd, Rosenberg, TX is $272,366 as of Oct 21, 2026. The likely range is $168,548 to $376,184. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 San Carlos Rd, Rosenberg, TX last sell?

509 San Carlos Rd, Rosenberg, TX last sold on Dec 21, 2012, according to the county's recorded deed.

How big is 509 San Carlos Rd, Rosenberg, TX?

509 San Carlos Rd, Rosenberg, TX has 1 bedrooms, 1 bathrooms, 584 square feet of living space and a 0.14-acre lot.

When was 509 San Carlos Rd, Rosenberg, TX built?

509 San Carlos Rd, Rosenberg, TX was built in 2013, making it 13 years old. The building has 2 stories.

What schools serve 509 San Carlos Rd, Rosenberg, TX?

509 San Carlos Rd, Rosenberg, TX is assigned to Jackson Elementary School (elementary), rated C+; Briscoe Junior High School (middle), rated A; Foster High School (high), rated A. All sit in Lamar Consolidated Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 San Carlos Rd, Rosenberg, TX compare to other homes in Rosenberg 77471?

Among the 16,240 homes in Rosenberg 77471, it is worth more than 47% of them ($272,366 against a typical $279,115), its price per square foot is higher than almost all of them ($466 against a typical $148), it is bigger than almost none of them (584 ft² against a typical 1,782 ft²), its lot is bigger than 12% of them (0.14 ac against a typical 0.18 ac) and it is newer than 77% of them (2013 against a typical 1996). Measured against all of Fort Bend County, it is worth more than 19% 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 509 San Carlos Rd, Rosenberg, TX?

The 2025 property tax bill for 509 San Carlos Rd, Rosenberg, TX was $1,165. The county assessed it at $56,335.

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Assigned schools

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