Round Rock, TX
Single-footprint Census roll-up for Round Rock, TX: 3 USPS ZIPs, population 139,523. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.
U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage
ACS city ledger plate
Sheet ROUND-ROCK-TX · Round Rock, TX 3 ZIPs · 139,523 pop · #2518/25278 · Williamson County
INC-TOP · RANK-TOP · PHOTO-FINISH · BOOK-FEW · OWN-LOW · POP-MID · SPREAD-MOD · HOME-HIGH
- INC-TOP $115,972
- RANK-TOP #2518/25278
- PHOTO-FINISH ≈ Austin
- BOOK-FEW 3 ZIPs
- OWN-LOW 63% owners
- POP-MID 139,523
- SPREAD-MOD 78664→78681
- HOME-HIGH $443,200
Nearest income peer: Austin, TX ( $90 income $)
Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.
Income neighbourhood around Round Rock
Lowest/highest poles plus county-sharing cities nearest Round Rock on average ZIP median household income. Full ladder: /cities.
- Bartlett · lowest
Bartlett · lowest
$69,286 median HH income
- Georgetown · near
Georgetown · near
$109,001 median HH income
- Hutto · near
Hutto · near
$114,426 median HH income
- Austin · near
Austin · near
$115,882 median HH income
- Round Rock · this city
Round Rock · this city
$115,972 median HH income
- Cedar Park · near
Cedar Park · near
$125,487 median HH income
- Leander · highest
Leander · highest
$135,024 median HH income
What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.
National city placement
According to ACS 5-Year Estimates, Round Rock, TX sits among US cities with a top-decile household income, on a mid-size population base, across a handful of delivery areas.
- Top 10%
- household income vs 25,278 US cities
- 139,523
- city population (Census)
- 3
- USPS ZIP codes covered
- $115,972
- avg ZIP median income
Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.
High-income footprint on only 3 ZIPs: the city page and the ZIP page nearly coincide. Headline income $115,972 and home value $443,200 should be read as near-neighborhood numbers ; bachelor's attainment averages 49.3%.
Owner-occupancy is comparatively low (63.0%) for this income tier, rent $1,864 may matter more than the home-value average.
Within Texas, Tomball is the closest lower-income city and Pearland the closest higher-income city by average ZIP household income. Their 2 and 2 ZIP footprints are the immediate statewide comparison set for Round Rock.
Within-city ZIP comparison
Where the ZIP codes inside Round Rock differ
Income is the clearest internal divide in Round Rock. ZIP 78664 reports $87,417 in median household income, while ZIP 78681 reports $137,819. The city average sits between those published endpoints, so it is a starting point rather than a substitute for the ZIP records.
- Income high-to-low ratio
- 1.6×
- Home-value high-to-low ratio
- 1.4×
- Poverty-rate spread
- 5.5 points
78664 to 78681
78664 to 78681
78665 to 78664
Derived from the published ACS 2023 ZIP-level records shown on this site. A high-to-low ratio compares the highest and lowest available ZIP values; it is not a score or forecast.
Population concentration
Round Rock residents split across a short ZIP set
No ZIP owns Round Rock: the largest, 78664, is only about 38% of 139,523 residents across 3 codes. Compare at least two ZIPs before treating the city roll-up as a neighborhood answer.
Census ZBP business roll-up
Employer-heavy short list in Round Rock
Citywide ZBP: 4,254 establishments, 64,886 employees , annual payroll $3,865,060k (~30 establishments per 1,000 residents) across 3 of 3 ZIPs. Peak business ZIP 78664 (1,841 units) ; leading NAICS Professional, scientific, and technical services (687) · also Health care and social assistance · Retail trade .
ZIP Codes in Round Rock, TX
These ZIP codes sit in Williamson County, which covers 20 ZIP codes in all; 3 of them fall in Round Rock. See the Williamson County roll-up →
Round Rock sits in the upper half of Williamson County on income: Georgetown, Taylor and Florence report less, while Cedar Park, Leander and Liberty Hill report more. Bartlett marks the far end of that range at $69,286, 40% below Round Rock.
Side-by-side: Compare 78664 vs 78681 →
Round Rock roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Round Rock, .