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Single Family ResidenceResidential
$775,984$222 / 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 Jul 14, 2026

18031 ROCK BRANCH DR

DALLAS, TX 75287
0
Baths
3,489 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.
1993
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$776K
$712K low$840K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,442 (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.$831,609 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$300,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$602,841
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$756,008
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$902,841

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.14 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
CountyCOLLIN
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2000
Lot (acres)The size of the land the home sits on, from county records.0.22
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 · 154 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
Mitchell Elementary SchoolB+
Elementary · Grades PK–5 · 0.4 mi
M
Frankford Middle SchoolC+
Middle · Grades 6–8 · 3.4 mi
H
Plano West Senior High SchoolA-
High · Grades 11–12 · 3.5 mi

District: Plano Independent School District

Neighborhood · ZIP 75287These 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.154
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.62,741
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,150 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,852
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,726
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.39 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.62%

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

18031 Rock Branch 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 81% of homes in Collin County
  • Costs less per square foot than 68% of homes in Bent Tree
  • Bigger than 81% of homes in Collin County
  • Has a bigger lot than 78% of homes in Dallas 75287
  • Newer than 88% of homes in Bent Tree

What homes are worth in Dallas 75287

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

This home
$175K$1.7M

This home is worth more than 78% of homes in Dallas 75287.

How it measures up in Dallas 75287

The dot is this home. The mark in the middle is the typical home in Dallas 75287.

Estimated value$775,984
CheaperTypical $473,280Pricier

Pricier than 78% of homes nearby

Price per ft²$222
CheaperTypical $225Pricier

Pricier than 47% of homes nearby

Living area3,489 ft²
SmallerTypical 2,212 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.22 ac
SmallerTypical 0.17 acBigger

Bigger than 78% of homes nearby

Year built1993
OlderTypical 1986Newer

Newer than 75% of homes nearby

How 18031 Rock Branch Dr ranks against every home in each area.
MeasureThis homeBent TreeDallas 75287Collin County
Estimated valuepricier than$775,98447% of homes78% of homes81% of homes
Price per ft²pricier than$22232% of homes47% of homes62% of homes
Living areabigger than3,489 ft²53% of homes80% of homes81% of homes
Lot sizebigger than0.22 ac39% of homes78% of homes62% of homes
Year builtnewer than199388% of homes75% of homes26% of homes

About 18031 Rock Branch Dr

How much is 18031 Rock Branch Dr, Dallas, TX worth?

The TopHap Estimate for 18031 Rock Branch Dr, Dallas, TX is $775,984 as of Jul 14, 2026. The likely range is $711,985 to $839,983. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18031 Rock Branch Dr, Dallas, TX last sell?

18031 Rock Branch Dr, Dallas, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18031 Rock Branch Dr, Dallas, TX?

18031 Rock Branch Dr, Dallas, TX has 3,489 square feet of living space and a 0.22-acre lot.

When was 18031 Rock Branch Dr, Dallas, TX built?

18031 Rock Branch Dr, Dallas, TX was built in 1993, making it 33 years old. The building has 2 stories.

What schools serve 18031 Rock Branch Dr, Dallas, TX?

18031 Rock Branch Dr, Dallas, TX is assigned to Mitchell Elementary School (elementary), rated B+; Frankford Middle School (middle), rated C+; Plano West Senior High School (high), rated A-. All sit in Plano Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18031 Rock Branch Dr, Dallas, TX compare to other homes in Dallas 75287?

Among the 6,574 homes in Dallas 75287, it is worth more than 78% of them ($775,984 against a typical $473,280), its price per square foot is higher than 47% of them ($222 against a typical $225), it is bigger than 80% of them (3,489 ft² against a typical 2,212 ft²), its lot is bigger than 78% of them (0.22 ac against a typical 0.17 ac) and it is newer than 75% of them (1993 against a typical 1986). Measured against all of Collin County, it is worth more than 81% 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 18031 Rock Branch Dr, Dallas, TX?

The 2025 property tax bill for 18031 Rock Branch Dr, Dallas, TX was $8,442. The county assessed it at $831,609.

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