Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$345,635$167 / 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 96How 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

515 KNOLL FOREST DR

SUGAR LAND, TX 77479
4
Beds
2
Baths
2,065 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1992
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$346K
$332K low$359K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,561 (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.$344,590 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$41,860
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$302,730
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$344,590
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$344,590

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyFort Bend
Lot (acres)The size of the land the home sits on, from county records.0.22
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.Central
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, 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.Patio · 304 ft²Porch · 35 ft²

Transaction History(3)

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
Dickinson Elementary SchoolA+
Elementary · Grades KG–5 · 0.6 mi
M
Reading Junior High SchoolA+
Middle · Grades 7–8 · 1.9 mi
H
George Ranch High SchoolA
High · Grades 9–12 · 2.0 mi

District: Lamar Consolidated Independent School District

Neighborhood · ZIP 77479These 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.54
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
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.107,489
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,221 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$146,203
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$170,430
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Owner Tools

Do you own this home?
Claim this home

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

515 Knoll Forest 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 less than 95% of homes in Greatwood
  • Costs less per square foot than 72% of homes in Sugar Land 77479
  • Smaller than 92% of homes in Greatwood
  • Has a bigger lot than 69% of homes in Fort Bend County
  • Older than 81% of homes in Greatwood

What homes are worth in Sugar Land 77479

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

This home
$242K$1.6M

This home is worth more than 12% of homes in Sugar Land 77479.

How it measures up in Sugar Land 77479

The dot is this home. The mark in the middle is the typical home in Sugar Land 77479.

Estimated value$345,635
CheaperTypical $555,000Pricier

Pricier than 12% of homes nearby

Price per ft²$167
CheaperTypical $183Pricier

Pricier than 28% of homes nearby

Living area2,065 ft²
SmallerTypical 3,119 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.22 ac
SmallerTypical 0.21 acBigger

Bigger than 58% of homes nearby

Year built1992
OlderTypical 1998Newer

Newer than 31% of homes nearby

How 515 Knoll Forest Dr ranks against every home in each area.
MeasureThis homeGreatwoodSugar Land 77479Fort Bend County
Estimated valuepricier than$345,6355% of homes12% of homes40% of homes
Price per ft²pricier than$16738% of homes28% of homes56% of homes
Living areabigger than2,065 ft²8% of homes12% of homes33% of homes
Lot sizebigger than0.22 ac59% of homes58% of homes69% of homes
Year builtnewer than199219% of homes31% of homes26% of homes

About 515 Knoll Forest Dr

How much is 515 Knoll Forest Dr, Sugar Land, TX worth?

The TopHap Estimate for 515 Knoll Forest Dr, Sugar Land, TX is $345,635 as of Sep 24, 2026. The likely range is $332,413 to $358,857. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 515 Knoll Forest Dr, Sugar Land, TX last sell?

515 Knoll Forest Dr, Sugar Land, TX last sold on Nov 20, 2018, according to the county's recorded deed.

How big is 515 Knoll Forest Dr, Sugar Land, TX?

515 Knoll Forest Dr, Sugar Land, TX has 4 bedrooms, 2 bathrooms, 2,065 square feet of living space and a 0.22-acre lot.

When was 515 Knoll Forest Dr, Sugar Land, TX built?

515 Knoll Forest Dr, Sugar Land, TX was built in 1992, making it 34 years old. It is a conventional home. The building has 1 story.

What schools serve 515 Knoll Forest Dr, Sugar Land, TX?

515 Knoll Forest Dr, Sugar Land, TX is assigned to Dickinson Elementary School (elementary), rated A+; Reading Junior High School (middle), rated A+; George Ranch 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 515 Knoll Forest Dr, Sugar Land, TX compare to other homes in Sugar Land 77479?

Among the 29,359 homes in Sugar Land 77479, it is worth more than 12% of them ($345,635 against a typical $555,000), its price per square foot is higher than 28% of them ($167 against a typical $183), it is bigger than 12% of them (2,065 ft² against a typical 3,119 ft²), its lot is bigger than 58% of them (0.22 ac against a typical 0.21 ac) and it is newer than 31% of them (1992 against a typical 1998). Measured against all of Fort Bend County, it is worth more than 40% 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 515 Knoll Forest Dr, Sugar Land, TX?

The 2025 property tax bill for 515 Knoll Forest Dr, Sugar Land, TX was $4,561. The county assessed it at $344,590.

More homes on Knoll Forest Dr

Closest homes

More homes in Sugar Land 77479

Assigned schools

Explore the area

See this home in context

Open 515 Knoll Forest Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map