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Single Family ResidenceResidential
$514,601$175 / 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 95How 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 $341,300 on Jan 21, 2021

20819 BIGHORN VALLEY LN

RICHMOND, TX 77407
4
Beds
3
Baths
2,944 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
2018
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

$515K
$487K low$542K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$341,300 · Jan 21, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,360 (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.$549,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$95,836
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$453,464
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$564,850
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$549,300

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.15 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
CountyFORT BEND
Lot (acres)The size of the land the home sits on, from county records.0.21
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
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
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 252 ft²Porch · 137 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
Adolphus Elementary SchoolA+
Elementary · Grades PK–5 · 1.1 mi
H
Tomas High School
High · Grades 9–12 · 4.0 mi
M
Banks Junior High School
Middle · Grades 7–8 · 4.0 mi

District: Lamar Consolidated Independent School District

Neighborhood · ZIP 77407These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.4.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.87,060
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,483 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,416
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,989
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

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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

20819 Bighorn Valley Ln 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 79% of homes in Richmond 77407
  • Costs more per square foot than 79% of homes in Long Meadow Farms
  • Bigger than 69% of homes in Richmond 77407
  • Has a bigger lot than 79% of homes in Richmond 77407
  • Newer than 93% of homes in Long Meadow Farms

What homes are worth in Richmond 77407

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

This home
$269K$878K

This home is worth more than 79% of homes in Richmond 77407.

How it measures up in Richmond 77407

The dot is this home. The mark in the middle is the typical home in Richmond 77407.

Estimated value$514,601
CheaperTypical $377,471Pricier

Pricier than 79% of homes nearby

Price per ft²$175
CheaperTypical $161Pricier

Pricier than 72% of homes nearby

Living area2,944 ft²
SmallerTypical 2,515 ft²Bigger

Bigger than 69% of homes nearby

Lot size0.21 ac
SmallerTypical 0.16 acBigger

Bigger than 79% of homes nearby

Year built2018
OlderTypical 2013Newer

Newer than 82% of homes nearby

How 20819 Bighorn Valley Ln ranks against every home in each area.
MeasureThis homeLong Meadow FarmsRichmond 77407Fort Bend County
Estimated valuepricier than$514,60151% of homes79% of homes74% of homes
Price per ft²pricier than$17579% of homes72% of homes67% of homes
Living areabigger than2,944 ft²41% of homes69% of homes67% of homes
Lot sizebigger than0.21 ac52% of homes79% of homes66% of homes
Year builtnewer than201893% of homes82% of homes86% of homes

About 20819 Bighorn Valley Ln

How much is 20819 Bighorn Valley Ln, Richmond, TX worth?

The TopHap Estimate for 20819 Bighorn Valley Ln, Richmond, TX is $514,601 as of Oct 21, 2026. The likely range is $487,261 to $541,941. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20819 Bighorn Valley Ln, Richmond, TX last sell?

20819 Bighorn Valley Ln, Richmond, TX last sold on Jan 21, 2021 for $341,300, according to the county's recorded deed.

How big is 20819 Bighorn Valley Ln, Richmond, TX?

20819 Bighorn Valley Ln, Richmond, TX has 4 bedrooms, 3 bathrooms, 2,944 square feet of living space and a 0.21-acre lot.

When was 20819 Bighorn Valley Ln, Richmond, TX built?

20819 Bighorn Valley Ln, Richmond, TX was built in 2018, making it 8 years old. The building has 1 story.

What schools serve 20819 Bighorn Valley Ln, Richmond, TX?

20819 Bighorn Valley Ln, Richmond, TX is assigned to Adolphus Elementary School (elementary), rated A+; Tomas High School (high); Banks Junior High School (middle). All sit in Lamar Consolidated Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20819 Bighorn Valley Ln, Richmond, TX compare to other homes in Richmond 77407?

Among the 24,392 homes in Richmond 77407, it is worth more than 79% of them ($514,601 against a typical $377,471), its price per square foot is higher than 72% of them ($175 against a typical $161), it is bigger than 69% of them (2,944 ft² against a typical 2,515 ft²), its lot is bigger than 79% of them (0.21 ac against a typical 0.16 ac) and it is newer than 82% of them (2018 against a typical 2013). Measured against all of Fort Bend County, it is worth more than 74% 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 20819 Bighorn Valley Ln, Richmond, TX?

The 2025 property tax bill for 20819 Bighorn Valley Ln, Richmond, TX was $12,360. The county assessed it at $549,300.

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