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Single Family ResidenceResidential
$644,847$233 / 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 94How 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
Last sold for $357,500 on Jul 27, 2020

4634 RIVER ROCK DR

BRYAN, TX 77808
4
Beds
3.5
Baths
2,770 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
2014
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$645K
$607K low$683K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$357,500 · Jul 27, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,918 (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.$608,342 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$528,342
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$615,067
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$608,342

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.0.36
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
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.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 431 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.

H
Rudder High SchoolD-
High · Grades 9–12 · 1.4 mi
E
Houston Elementary SchoolA
Elementary · Grades KG–4 · 1.6 mi
M
Davila Middle SchoolD-
Middle · Grades 7–8 · 5.8 mi

District: Bryan Independent School District

Neighborhood · ZIP 77808These 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.61
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

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.94%
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.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.17,676
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.69 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,378
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,815
Average tempThe average temperature here across a full year.67°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%

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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

4634 River Rock 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 86% of homes in Brazos County
  • Costs more per square foot than 80% of homes in Brazos County
  • Bigger than 86% of homes in Brazos County
  • Has a bigger lot than 74% of homes in Brazos County
  • Newer than 76% of homes in Brazos County

What homes are worth in Bryan 77808

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

This home
$196K$1.3M

This home is worth more than 76% of homes in Bryan 77808.

How it measures up in Bryan 77808

The dot is this home. The mark in the middle is the typical home in Bryan 77808.

Estimated value$644,847
CheaperTypical $486,626Pricier

Pricier than 76% of homes nearby

Price per ft²$233
CheaperTypical $232Pricier

Pricier than 50% of homes nearby

Living area2,770 ft²
SmallerTypical 1,994 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.36 ac
SmallerTypical 1.07 acBigger

Bigger than 32% of homes nearby

Year built2014
OlderTypical 2006Newer

Newer than 65% of homes nearby

How 4634 River Rock Dr ranks against every home in each area.
MeasureThis homeBryan 77808Brazos County
Estimated valuepricier than$644,84776% of homes86% of homes
Price per ft²pricier than$23350% of homes80% of homes
Living areabigger than2,770 ft²85% of homes86% of homes
Lot sizebigger than0.36 ac32% of homes74% of homes
Year builtnewer than201465% of homes76% of homes

About 4634 River Rock Dr

How much is 4634 River Rock Dr, Bryan, TX worth?

The TopHap Estimate for 4634 River Rock Dr, Bryan, TX is $644,847 as of Oct 21, 2026. The likely range is $606,870 to $682,824. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4634 River Rock Dr, Bryan, TX last sell?

4634 River Rock Dr, Bryan, TX last sold on Jul 27, 2020 for $357,500, according to the county's recorded deed.

How big is 4634 River Rock Dr, Bryan, TX?

4634 River Rock Dr, Bryan, TX has 4 bedrooms, 3.5 bathrooms, 2,770 square feet of living space and a 0.36-acre lot.

When was 4634 River Rock Dr, Bryan, TX built?

4634 River Rock Dr, Bryan, TX was built in 2014, making it 12 years old. The building has 1 story.

What schools serve 4634 River Rock Dr, Bryan, TX?

4634 River Rock Dr, Bryan, TX is assigned to Rudder High School (high), rated D-; Houston Elementary School (elementary), rated A; Davila Middle School (middle), rated D-. All sit in Bryan Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4634 River Rock Dr, Bryan, TX compare to other homes in Bryan 77808?

Among the 7,554 homes in Bryan 77808, it is worth more than 76% of them ($644,847 against a typical $486,626), its price per square foot is higher than 50% of them ($233 against a typical $232), it is bigger than 85% of them (2,770 ft² against a typical 1,994 ft²), its lot is bigger than 32% of them (0.36 ac against a typical 1.07 ac) and it is newer than 65% of them (2014 against a typical 2006). Measured against all of Brazos County, it is worth more than 86% 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 4634 River Rock Dr, Bryan, TX?

The 2025 property tax bill for 4634 River Rock Dr, Bryan, TX was $10,918. The county assessed it at $608,342.

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