Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$296,280$172 / 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 97How 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

643 RED RIVER DR

LEWISVILLE, TX 75077
2
Baths
1,720 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$296K
$287K low$306K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$198,587
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$158,870
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.31%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$97,693
VENTURE MORTGAGE · recorded Aug 27, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,261 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$342,953 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$72,450
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$287,816
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$311,775
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$360,266

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDenton
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.0.17
ConstructionThe main material the home's frame and walls are built from.Brick
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.Mixed
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Degan Elementary SchoolB
Elementary · Grades PK–5 · 0.2 mi
M
Huffines Middle SchoolD-
Middle · Grades 6–8 · 0.5 mi
H
Lewisville High SchoolD+
High · Grades 11–12 · 1.4 mi

District: Lewisville Independent School District

Neighborhood · ZIP 75077These 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.33
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
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.41,889
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,709 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,447
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,829
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.62%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

643 Red River 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.

  • Among the least valuable homes in Lewisville 75077
  • Costs less per square foot than 92% of homes in Lewisville 75077
  • Smaller than 85% of homes in Lewisville 75077
  • Has a smaller lot than 91% of homes in Lewisville Valley
  • Among the oldest homes in Lewisville Valley

What homes are worth in Lewisville 75077

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

This home
$310K$1.5M

This home is worth less than almost all homes in Lewisville 75077.

How it measures up in Lewisville 75077

The dot is this home. The mark in the middle is the typical home in Lewisville 75077.

Estimated value$296,280
CheaperTypical $499,961Pricier

Cheaper than almost all homes nearby

Price per ft²$172
CheaperTypical $219Pricier

Pricier than 8% of homes nearby

Living area1,720 ft²
SmallerTypical 2,319 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.17 ac
SmallerTypical 0.23 acBigger

Bigger than 19% of homes nearby

Year built1970
OlderTypical 1993Newer

Newer than 2% of homes nearby

How 643 Red River Dr ranks against every home in each area.
MeasureThis homeLewisville ValleyLewisville 75077Denton County
Estimated valuepricier than$296,2802% of homesalmost no homes9% of homes
Price per ft²pricier than$17219% of homes8% of homes16% of homes
Living areabigger than1,720 ft²37% of homes15% of homes25% of homes
Lot sizebigger than0.17 ac9% of homes19% of homes42% of homes
Year builtnewer than1970almost no homes2% of homes4% of homes

About 643 Red River Dr

How much is 643 Red River Dr, Lewisville, TX worth?

The TopHap Estimate for 643 Red River Dr, Lewisville, TX is $296,280 as of Jul 14, 2026. The likely range is $286,623 to $305,937. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 643 Red River Dr, Lewisville, TX last sell?

643 Red River Dr, Lewisville, TX last sold on May 22, 2000, according to the county's recorded deed.

How big is 643 Red River Dr, Lewisville, TX?

643 Red River Dr, Lewisville, TX has 2 bathrooms, 1,720 square feet of living space and a 0.17-acre lot.

When was 643 Red River Dr, Lewisville, TX built?

643 Red River Dr, Lewisville, TX was built in 1970, making it 56 years old. The building has 1 story.

What schools serve 643 Red River Dr, Lewisville, TX?

643 Red River Dr, Lewisville, TX is assigned to Degan Elementary School (elementary), rated B; Huffines Middle School (middle), rated D-; Lewisville High School (high), rated D+. All sit in Lewisville Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 643 Red River Dr, Lewisville, TX compare to other homes in Lewisville 75077?

Among the 12,904 homes in Lewisville 75077, it is worth more than almost none of them ($296,280 against a typical $499,961), its price per square foot is higher than 8% of them ($172 against a typical $219), it is bigger than 15% of them (1,720 ft² against a typical 2,319 ft²), its lot is bigger than 19% of them (0.17 ac against a typical 0.23 ac) and it is newer than 2% of them (1970 against a typical 1993). Measured against all of Denton County, it is worth more than 9% 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 643 Red River Dr, Lewisville, TX?

The 2024 property tax bill for 643 Red River Dr, Lewisville, TX was $4,261. The county assessed it at $342,953.

More homes on Red River Dr

Closest homes

More homes in Lewisville 75077

Assigned schools

Explore the area

See this home in context

Open 643 Red River 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