Demographics of Round Rock city, Texas

Round Rock city, Texas had 141,282 people on July 1, 2025, by the Census Bureau’s estimate: +20,726 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Round Rock city, in four figures

141,282
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 127,786 ±621.; +17.2%
Change since July 2020: +20,726 people.; 36.2 ±0.9
Median age: ACS 2020–⁠2024.; $99,287 ±$4,128
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Round Rock city, Texas's population grew 17.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Round Rock city, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Round Rock city, Texas's population grew 17.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Round Rock city, Texas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	120,556	100.0	100.0
2021	124,130	103.0	100.2
2022	127,340	105.6	100.7
2023	131,315	108.9	101.6
2024	135,621	112.5	102.5
2025	141,282	117.2	103.1

Population of Round Rock city, Texas on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	120,556	—
2021	124,130	+3,574
2022	127,340	+3,210
2023	131,315	+3,975
2024	135,621	+4,306
2025	141,282	+5,661

Age, 2020–2024

The median age is 36.2 ±0.9: for men 35.0 ±0.8 and for women 37.2 ±0.9. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Round Rock city by age, ACS 2020–2024
Age	People	Share	Texas	United States
Under 5	7,080 ±765	5.5% ±0.6	6.4% ±<0.1	5.6% ±<0.1
5 to 17	23,013 ±1,385	18.0% ±1.1	18.6% ±0.1	16.3% ±<0.1
18 to 24	12,450 ±1,030	9.7% ±0.8	9.7% ±<0.1	9.1% ±<0.1
25 to 44	39,499 ±1,763	30.9% ±1.4	28.5% ±0.1	26.9% ±<0.1
45 to 64	31,444 ±1,557	24.6% ±1.2	23.3% ±<0.1	24.8% ±<0.1
65 and over	14,300 ±915	11.2% ±0.7	13.4% ±<0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $99,287 ±$4,128, and income per person $50,365 ±$2,138, in 2024 dollars. The median is $78,476 ±$263 in Texas and $80,734 ±$166 in the United States.

Households by income

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Households in Round Rock city by income, ACS 2020–2024
Household income	Households	Share	Texas	United States
Under $25,000	3,947 ±602	8.1% ±1.2	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	6,470 ±817	13.3% ±1.6	17.3% ±0.1	16.7% ±<0.1
$50,000 to $74,999	7,739 ±1,085	15.9% ±2.2	16.1% ±0.1	15.5% ±<0.1
$75,000 to $99,999	6,326 ±724	13.0% ±1.5	12.8% ±0.1	12.6% ±<0.1
$100,000 to $149,999	9,619 ±945	19.8% ±1.9	17.3% ±0.1	17.5% ±<0.1
$150,000 to $199,999	6,097 ±712	12.5% ±1.4	9.5% ±0.1	9.6% ±<0.1
$200,000 or more	8,449 ±787	17.4% ±1.6	12.5% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Round Rock city by age, ACS 2020–2024
Age	Below poverty	Rate	Texas	United States
All ages	9,880 ±1,667	7.8% ±1.3	13.8% ±0.1	12.5% ±0.1
Under 18	3,334 ±838	11.2% ±2.7	18.7% ±0.2	16.1% ±0.1
18 to 59	5,091 ±789	6.6% ±1.0	12.2% ±0.1	11.6% ±0.1
60 and over	1,455 ±378	7.3% ±1.8	12.0% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Round Rock city, ACS 2020–2024
Measure	Round Rock city	Texas	United States
Housing units	51,143 ±1,128	12,128,515 ±1,574	143,775,355 ±10,234
Occupied	95.1% ±0.9	90.6% ±0.1	89.9% ±0.1
Vacant	4.9% ±1.0	9.4% ±0.1	10.1% ±0.1
Owner occupied	55.5% ±1.5	62.6% ±0.3	65.2% ±0.3
Renter occupied	44.5% ±2.0	37.4% ±0.2	34.8% ±0.1
Median home value	$418,600 ±$12,497	$283,800 ±$738	$332,700 ±$236
Median gross rent	$1,763 ±$38	$1,403 ±$4	$1,413 ±$2
Median year built	2002 ±1	1992 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Round Rock city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Texas	United States
Hispanic or Latino	37,907 ±2,021	29.7% ±1.6	39.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	58,640 ±2,141	45.9% ±1.7	39.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	14,016 ±1,628	11.0% ±1.3	11.9% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	10,335 ±1,262	8.1% ±1.0	5.5% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	58 to 212	< 0.1% to 0.2%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	35 to 561	< 0.1% to 0.4%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	1,072 ±420	0.8% ±0.3	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	5,383 ±948	4.2% ±0.7	3.1% ±<0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Round Rock city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Texas	United States
Born in the state	61,233 ±2,600	47.9% ±2.0	58.3% ±0.1	57.3% ±<0.1
Born in another state	42,502 ±2,747	33.3% ±2.1	22.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	2,295 ±415	1.8% ±0.3	1.7% ±<0.1	1.7% ±<0.1
Born abroad	21,756 ±1,616	17.0% ±1.3	17.6% ±0.1	14.1% ±<0.1
Naturalized citizens	10,446 ±907	8.2% ±0.7	7.4% ±<0.1	7.4% ±<0.1
Not citizens	11,310 ±1,257	8.9% ±1.0	10.2% ±0.1	6.8% ±<0.1

Round Rock city among the places of Texas

29th of 428 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Texas page.

Places of Texas near Round Rock city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Waco city	143,570 ±93
Midland city	136,640 ±33
Carrollton city	133,740 ±234
Lewisville city	131,080 ±396
Abilene city	128,053 ±328
Round Rock city	127,786 ±621
Pearland city	127,514 ±79
College Station city	124,570 ±53
The Woodlands CDP	121,002 ±5,235
Richardson city	118,731 ±141
League City city	116,215 ±66

Elsewhere on the site

Reported crime in Round Rock city, Texas

Rankings this appears in

No. 53 Places in Texas by median home value
No. 53 Places in Texas by per capita income
No. 54 Places in Texas by median rent
No. 71 Places in Texas by median household income
No. 73 Places in Texas by foreign-born share
No. 80 Places in Texas by median age

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026