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Single Family ResidenceResidential

1801 N INTERSTATE 35

ROUND ROCK, TX 78664
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 20149 units1,664–1,996 ft²
$7.3M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$791K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$411
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

+126.0%vs the Round Rock ZIP median sale $/ft² ($182)

Sales Performance

—
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.

0 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

3 bed
9 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
3 bd · 4 ba · 1,911 ft²
2 units
3 bd · 4 ba · 1,974 ft²
2 units
3 bd · 4 ba · 1,996 ft²
2 units
One-off layouts
3 units

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$685K–$685K
1 unit
$740K–$764K
3 units
$791K–$818K
4 units
$1.1M–$1.1M
1 unit

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.56%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.22%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.11.6 yrs
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.38%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$808,557
Median tax billThe middle annual property tax bill among the building's units.$11,502
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,541 (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.$214,170 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$456,332
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$111,164
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$194,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$567,496

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.25 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
CountyTravis
Lot (acres)The size of the land the home sits on, from county records.0.15
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.Pier/Post & Beam
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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 · 84 ft²

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

E
Zavala Elementary SchoolC
Elementary · Grades EE–5 · 0.3 mi
M
Martin Middle SchoolF
Middle · Grades 6–8 · 0.5 mi
H
Eastside Early College High SchoolF
High · Grades 9–12 · 2.6 mi

District: Austin Independent School District

Neighborhood · ZIP 78664These 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.87
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.72,016
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,336 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,209
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,122
Average tempThe average temperature here across a full year.67°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

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

1801 N Interstate 35
1 ba · 952 ft²
$461K
1801 N Interstate 35 # 1
3 bd · 4 ba · 1,996 ft²
$764K
1801 N Interstate 35 # 2
3 bd · 4 ba · 1,911 ft²
$685K
1801 N Interstate 35 # 3
3 bd · 4 ba · 1,974 ft²
$812K
1801 N Interstate 35 # 4
3 bd · 4 ba · 1,753 ft²
$740K
1801 N Interstate 35 # 5
3 bd · 4 ba · 1,664 ft²
$751K
1801 N Interstate 35 # 6
3 bd · 4 ba · 1,857 ft²
$791K
1801 N Interstate 35 # 7
3 bd · 4 ba · 1,911 ft²
$1.1M
1801 N Interstate 35 # 8
3 bd · 4 ba · 1,974 ft²
$812K
1801 N Interstate 35 # 10
3 bd · 4 ba · 1,996 ft²
$818K

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 1801 N Interstate 35

How many units are in 1801 N Interstate 35, Round Rock, TX?

1801 N Interstate 35, Round Rock, TX has 9 residential units across built in 2014, according to county assessor records.

What is a unit at 1801 N Interstate 35, Round Rock, TX worth?

The median TopHap Estimate across the 9 units at 1801 N Interstate 35, Round Rock, TX is $790,875. That works out to $411 per square foot. Units run from 1,664 to 1,996 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 1801 N Interstate 35, Round Rock, TX expensive for Round Rock?

Units at 1801 N Interstate 35, Round Rock, TX carry a median of $411 per square foot, 126% above the Round Rock median of $182 per square foot.

What floor plans does 1801 N Interstate 35, Round Rock, TX have?

The most common plan at 1801 N Interstate 35, Round Rock, TX is a 3-bedroom of 1,911 square feet, repeated 2 times, with a median estimate of $883,059. TopHap identifies 3 recurring plans in the building.

More homes on N Interstate 35

Closest homes

More homes in Round Rock 78664

Assigned schools

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