Round Rock Population

2011–2026

486

2026 projection

36.8% since 2020 (decrease)

02004006008001K1.2K20122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Round Rock. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026486-193.76%
2025505-383.56%
2023543-477.97%
2022590-325.14%
2021622-14719.12%
2020769+11517.58%
2019654-11514.95%
2018769+446.07%
2017725-13615.80%
2016861-212.38%

Showing 10 of 15 years.

Round Rock Demographics

27.6median age

Median age

Female27.5 yrs
Male28.4 yrs

Adults

395
67 seniors · 17%328 other adults

Sex

Female 53.9% · 336Male 46.1% · 287

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 6 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Round Rock Income

$38,750median household income

Median household income

$38,750

Half of households earn more, half earn less

Median earnings

$47,031

Typical yearly pay for a worker 25 or older.

Poverty rate

40.3%

About 1 in 2 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Round Rock Marital Status

28% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married28%32%25%
Never married57%58%56%
Divorced7%9%5%
Widowed8%0%13%
Separated0%0%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201