Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$540,056$261 / 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 Oct 21, 2026

1290 JOHNSON LN

ROUND ROCK, TX 78665
2
Baths
2,068 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.
2.77 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$540K
$522K low$558K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,424 (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.$659,870 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$599,882
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$775,621

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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyWILLIAMSON
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 · 458 ft²

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.

M
Ridgeview Middle SchoolA
Middle · Grades 6–8 · 0.5 mi
E
Gattis Elementary SchoolC+
Elementary · Grades PK–5 · 0.7 mi
H
Cedar Ridge High SchoolB
High · Grades 9–12 · 1.0 mi

District: Round Rock Independent School District

Neighborhood · ZIP 78665These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.17

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
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.68,549
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,056 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$112,722
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,285
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%

Owner Tools

Do you own this home?
Claim this home

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

1290 Johnson 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 84% of homes in Round Rock 78665
  • Among the highest price per square foot in Round Rock 78665
  • Among the largest lots in Round Rock 78665
  • Among the oldest homes in Round Rock 78665

What homes are worth in Round Rock 78665

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

This home
$275K$765K

This home is worth more than 84% of homes in Round Rock 78665.

How it measures up in Round Rock 78665

The dot is this home. The mark in the middle is the typical home in Round Rock 78665.

Estimated value$540,056
CheaperTypical $392,545Pricier

Pricier than 84% of homes nearby

Price per ft²$261
CheaperTypical $176Pricier

Pricier than almost all homes nearby

Living area2,068 ft²
SmallerTypical 2,317 ft²Bigger

Bigger than 37% of homes nearby

Lot size2.77 ac
SmallerTypical 0.18 acBigger

Bigger than almost all homes nearby

Year built1978
OlderTypical 2011Newer

Older than almost all homes nearby

How 1290 Johnson Ln ranks against every home in each area.
MeasureThis homeRound Rock 78665Williamson County
Estimated valuepricier than$540,05684% of homes77% of homes
Price per ft²pricier than$261almost all homes92% of homes
Living areabigger than2,068 ft²37% of homes49% of homes
Lot sizebigger than2.77 acalmost all homes94% of homes
Year builtnewer than1978almost no homes7% of homes

About 1290 Johnson Ln

How much is 1290 Johnson Ln, Round Rock, TX worth?

The TopHap Estimate for 1290 Johnson Ln, Round Rock, TX is $540,056 as of Oct 21, 2026. The likely range is $521,674 to $558,438. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1290 Johnson Ln, Round Rock, TX last sell?

1290 Johnson Ln, Round Rock, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 1290 Johnson Ln, Round Rock, TX?

1290 Johnson Ln, Round Rock, TX has 2 bathrooms and 2,068 square feet of living space.

When was 1290 Johnson Ln, Round Rock, TX built?

1290 Johnson Ln, Round Rock, TX was built in 1978, making it 48 years old. The building has 1 story.

What schools serve 1290 Johnson Ln, Round Rock, TX?

1290 Johnson Ln, Round Rock, TX is assigned to Ridgeview Middle School (middle), rated A; Gattis Elementary School (elementary), rated C+; Cedar Ridge High School (high), rated B. All sit in Round Rock Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1290 Johnson Ln, Round Rock, TX compare to other homes in Round Rock 78665?

Among the 20,800 homes in Round Rock 78665, it is worth more than 84% of them ($540,056 against a typical $392,545), its price per square foot is higher than almost all of them ($261 against a typical $176), it is bigger than 37% of them (2,068 ft² against a typical 2,317 ft²), its lot is bigger than almost all of them (2.77 ac against a typical 0.18 ac) and it is newer than almost none of them (1978 against a typical 2011). Measured against all of Williamson County, it is worth more than 77% 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 1290 Johnson Ln, Round Rock, TX?

The 2025 property tax bill for 1290 Johnson Ln, Round Rock, TX was $9,424. The county assessed it at $659,870.

More homes on Johnson Ln

Closest homes

More homes in Round Rock 78665

Assigned schools

Explore the area

See this home in context

Open 1290 Johnson Ln 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