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Single Family ResidenceResidential
$611,421$222 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $813,960 on Oct 9, 2023

4120 MASSEY WAY

ROUND ROCK, TX 78681
2
Baths
2,750 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
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

$611K
$574K low$649K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$813,960 · Oct 9, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,285 (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.$620,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$107,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$513,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$598,375
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$620,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWILLIAMSON
Lot (acres)The size of the land the home sits on, from county records.0.27
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
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.Patio · 408 ft²Porch · 404 ft²Outdoor kitchen

Transaction History(6)

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
Stiles Middle SchoolA+
Middle · Grades 6–8 · 2.2 mi
E
Akin Elementary SchoolA-
Elementary · Grades KG–5 · 2.2 mi
H
Rouse High SchoolA-
High · Grades 9–12 · 4.0 mi

District: Leander Independent School District

Neighborhood · ZIP 78681These 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.44
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 100.20

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.9%
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.72,546
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,224 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,547
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146,868
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%

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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

4120 Massey Way 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 88% of homes in Mayfield Ranch
  • Costs more per square foot than 89% of homes in Mayfield Ranch
  • Bigger than 76% of homes in Williamson County
  • Has a bigger lot than 88% of homes in Mayfield Ranch
  • Newer than 79% of homes in Round Rock 78681

What homes are worth in Round Rock 78681

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

This home
$254K$1.1M

This home is worth more than 73% of homes in Round Rock 78681.

How it measures up in Round Rock 78681

The dot is this home. The mark in the middle is the typical home in Round Rock 78681.

Estimated value$611,421
CheaperTypical $481,559Pricier

Pricier than 73% of homes nearby

Price per ft²$222
CheaperTypical $213Pricier

Pricier than 64% of homes nearby

Living area2,750 ft²
SmallerTypical 2,320 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.27 ac
SmallerTypical 0.2 acBigger

Bigger than 77% of homes nearby

Year built2006
OlderTypical 1998Newer

Newer than 79% of homes nearby

How 4120 Massey Way ranks against every home in each area.
MeasureThis homeMayfield RanchRound Rock 78681Williamson County
Estimated valuepricier than$611,42188% of homes73% of homes84% of homes
Price per ft²pricier than$22289% of homes64% of homes73% of homes
Living areabigger than2,750 ft²57% of homes68% of homes76% of homes
Lot sizebigger than0.27 ac88% of homes77% of homes71% of homes
Year builtnewer than200628% of homes79% of homes49% of homes

About 4120 Massey Way

How much is 4120 Massey Way, Round Rock, TX worth?

The TopHap Estimate for 4120 Massey Way, Round Rock, TX is $611,421 as of Sep 24, 2026. The likely range is $574,075 to $648,767. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4120 Massey Way, Round Rock, TX last sell?

4120 Massey Way, Round Rock, TX last sold on Oct 9, 2023 for $813,960, according to the county's recorded deed.

How big is 4120 Massey Way, Round Rock, TX?

4120 Massey Way, Round Rock, TX has 2 bathrooms, 2,750 square feet of living space and a 0.27-acre lot.

When was 4120 Massey Way, Round Rock, TX built?

4120 Massey Way, Round Rock, TX was built in 2006, making it 20 years old. The building has 1 story.

What schools serve 4120 Massey Way, Round Rock, TX?

4120 Massey Way, Round Rock, TX is assigned to Stiles Middle School (middle), rated A+; Akin Elementary School (elementary), rated A-; Rouse High School (high), rated A-. All sit in Leander Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4120 Massey Way, Round Rock, TX compare to other homes in Round Rock 78681?

Among the 18,025 homes in Round Rock 78681, it is worth more than 73% of them ($611,421 against a typical $481,559), its price per square foot is higher than 64% of them ($222 against a typical $213), it is bigger than 68% of them (2,750 ft² against a typical 2,320 ft²), its lot is bigger than 77% of them (0.27 ac against a typical 0.2 ac) and it is newer than 79% of them (2006 against a typical 1998). Measured against all of Williamson County, it is worth more than 84% 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 4120 Massey Way, Round Rock, TX?

The 2025 property tax bill for 4120 Massey Way, Round Rock, TX was $10,285. The county assessed it at $620,400.

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