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Single Family ResidenceResidential
$494,490$423 / 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 96How 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

4820 ROUNDUP TRL

AUSTIN, TX 78745
1
Baths
1,170 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$494K
$477K low$512K 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.$394,490
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$315,592
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.20%
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.$100,000
PUBLIC EMP CU · recorded Nov 18, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,219 (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.$502,328 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$331,823
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$238,337
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$456,662
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$570,160

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyTravis
Lot (acres)The size of the land the home sits on, from county records.0.27
ConstructionThe main material the home's frame and walls are built from.Wood Frame
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.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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 · 63 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Joslin Elementary School
Elementary · Grades EE–5 · 0.4 mi
H
Crockett High SchoolC-
High · Grades 9–12 · 0.7 mi
M
Covington Middle SchoolB
Middle · Grades 6–8 · 2.6 mi

District: Austin Independent School District

Neighborhood · ZIP 78745These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.62,580
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,557 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,633
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,954
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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

4820 Roundup Trl 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 less than 83% of homes in Westgate
  • Costs more per square foot than 93% of homes in Austin 78745
  • Smaller than 92% of homes in Westgate
  • Has a bigger lot than 88% of homes in Austin 78745
  • Older than 95% of homes in Austin 78745

What homes are worth in Austin 78745

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

This home
$218K$1.1M

This home is worth more than 67% of homes in Austin 78745.

How it measures up in Austin 78745

The dot is this home. The mark in the middle is the typical home in Austin 78745.

Estimated value$494,490
CheaperTypical $446,144Pricier

Pricier than 67% of homes nearby

Price per ft²$423
CheaperTypical $320Pricier

Pricier than 93% of homes nearby

Living area1,170 ft²
SmallerTypical 1,438 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.26 ac
SmallerTypical 0.18 acBigger

Bigger than 88% of homes nearby

Year built1957
OlderTypical 1978Newer

Newer than 5% of homes nearby

How 4820 Roundup Trl ranks against every home in each area.
MeasureThis homeWestgateAustin 78745Travis County
Estimated valuepricier than$494,49017% of homes67% of homes52% of homes
Price per ft²pricier than$42379% of homes93% of homes81% of homes
Living areabigger than1,170 ft²8% of homes25% of homes15% of homes
Lot sizebigger than0.26 ac72% of homes88% of homes73% of homes
Year builtnewer than19576% of homes5% of homes7% of homes

About 4820 Roundup Trl

How much is 4820 Roundup Trl, Austin, TX worth?

The TopHap Estimate for 4820 Roundup Trl, Austin, TX is $494,490 as of Jul 14, 2026. The likely range is $476,543 to $512,437. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4820 Roundup Trl, Austin, TX last sell?

4820 Roundup Trl, Austin, TX last sold on Jun 25, 1988, according to the county's recorded deed.

How big is 4820 Roundup Trl, Austin, TX?

4820 Roundup Trl, Austin, TX has 1 bathrooms, 1,170 square feet of living space and a 0.27-acre lot.

When was 4820 Roundup Trl, Austin, TX built?

4820 Roundup Trl, Austin, TX was built in 1957, making it 69 years old. The building has 1 story.

What schools serve 4820 Roundup Trl, Austin, TX?

4820 Roundup Trl, Austin, TX is assigned to Joslin Elementary School (elementary); Crockett High School (high), rated C-; Covington Middle School (middle), rated B. All sit in Austin Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4820 Roundup Trl, Austin, TX compare to other homes in Austin 78745?

Among the 18,207 homes in Austin 78745, it is worth more than 67% of them ($494,490 against a typical $446,144), its price per square foot is higher than 93% of them ($423 against a typical $320), it is bigger than 25% of them (1,170 ft² against a typical 1,438 ft²), its lot is bigger than 88% of them (0.26 ac against a typical 0.18 ac) and it is newer than 5% of them (1957 against a typical 1978). Measured against all of Travis County, it is worth more than 52% 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 4820 Roundup Trl, Austin, TX?

The 2024 property tax bill for 4820 Roundup Trl, Austin, TX was $2,219. The county assessed it at $502,328.

Closest homes

More homes in Austin 78745

Assigned schools

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