Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$399,219$249 / 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 Oct 21, 2026

509 GILCHRIST AVE

COLLEGE STATION, TX 77840
4
Beds
3
Baths
1,604 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
2009
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$399K
$370K low$429K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,678 (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.$339,802 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$228,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$111,802
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$402,645
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$339,802

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBRAZOS
Lot (acres)The size of the land the home sits on, from county records.0.28
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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
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.Porch · 161 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
College Hills Elementary SchoolD+
Elementary · Grades PK–4 · 0.2 mi
M
A&M Consolidated Middle SchoolB+
Middle · Grades 7–8 · 0.8 mi
H
A&M Consolidated High SchoolA-
High · Grades 9–12 · 2.2 mi

District: College Station Independent School District

Neighborhood · ZIP 77840These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.34%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.65,154
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,602 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$35,106
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$50,701
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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

509 Gilchrist Ave 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 67% of homes in College Station 77840
  • Costs more per square foot than 84% of homes in Brazos County
  • Has a bigger lot than 76% of homes in College Station 77840
  • Newer than 81% of homes in College Station 77840

What homes are worth in College Station 77840

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

This home
$128K$1.2M

This home is worth more than 67% of homes in College Station 77840.

How it measures up in College Station 77840

The dot is this home. The mark in the middle is the typical home in College Station 77840.

Estimated value$399,219
CheaperTypical $317,051Pricier

Pricier than 67% of homes nearby

Price per ft²$249
CheaperTypical $195Pricier

Pricier than 74% of homes nearby

Living area1,604 ft²
SmallerTypical 1,654 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.28 ac
SmallerTypical 0.17 acBigger

Bigger than 76% of homes nearby

Year built2009
OlderTypical 1986Newer

Newer than 81% of homes nearby

How 509 Gilchrist Ave ranks against every home in each area.
MeasureThis homeCollege Station 77840Brazos County
Estimated valuepricier than$399,21967% of homes65% of homes
Price per ft²pricier than$24974% of homes84% of homes
Living areabigger than1,604 ft²47% of homes41% of homes
Lot sizebigger than0.28 ac76% of homes65% of homes
Year builtnewer than200981% of homes68% of homes

About 509 Gilchrist Ave

How much is 509 Gilchrist Ave, College Station, TX worth?

The TopHap Estimate for 509 Gilchrist Ave, College Station, TX is $399,219 as of Oct 21, 2026. The likely range is $369,895 to $428,543. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Gilchrist Ave, College Station, TX last sell?

509 Gilchrist Ave, College Station, TX last sold on Nov 20, 2023, according to the county's recorded deed.

How big is 509 Gilchrist Ave, College Station, TX?

509 Gilchrist Ave, College Station, TX has 4 bedrooms, 3 bathrooms, 1,604 square feet of living space and a 0.28-acre lot.

When was 509 Gilchrist Ave, College Station, TX built?

509 Gilchrist Ave, College Station, TX was built in 2009, making it 17 years old. The building has 1 story.

What schools serve 509 Gilchrist Ave, College Station, TX?

509 Gilchrist Ave, College Station, TX is assigned to College Hills Elementary School (elementary), rated D+; A&M Consolidated Middle School (middle), rated B+; A&M Consolidated High School (high), rated A-. All sit in College Station Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Gilchrist Ave, College Station, TX compare to other homes in College Station 77840?

Among the 7,872 homes in College Station 77840, it is worth more than 67% of them ($399,219 against a typical $317,051), its price per square foot is higher than 74% of them ($249 against a typical $195), it is bigger than 47% of them (1,604 ft² against a typical 1,654 ft²), its lot is bigger than 76% of them (0.28 ac against a typical 0.17 ac) and it is newer than 81% of them (2009 against a typical 1986). Measured against all of Brazos County, it is worth more than 65% 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 Gilchrist Ave, College Station, TX?

The 2025 property tax bill for 509 Gilchrist Ave, College Station, TX was $7,678. The county assessed it at $339,802.

More homes on Gilchrist Ave

Closest homes

More homes in College Station 77840

Assigned schools

Explore the area

See this home in context

Open 509 Gilchrist Ave 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