Round Rock, TX demographics:
population, income, and more

Total population
127,786
2.8% year-over-year change
Median household income
$99,287/yr
2.2% year-over-year change
Housing units
51,143
4.1% year-over-year change

Round Rock population

How many people live in Round Rock

Round Rock is home to 127,786 residents, according to the most recent Census data. Gender-wise, 49.4% of Round Rock locals are male, and 50.6% are female.

Total population
127,786
2.8% year-over-year change
Gender ratio
Male
49.4%
63,167
Female
50.6%
64,619
Value Percent YoY change
Male 63,167 49.4% 3.5%
Female 64,619 50.6% 2.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Round Rock is 36, with the population distributed as follows: about 18.7% are children under 15, then 14.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 30.9% of the population, while another 24.6% fall into the 45 to 64 bracket. Finally, around 11.2% are 65 or older.

Median age
36.2
Age breakdown
Under 15
18.7%
15 to 24
14.6%
25 to 44
30.9%
45 to 64
24.6%
Over 65
11.2%
Value Percent YoY change
Under 15 23,948 18.7% -0.3%
15 to 24 18,595 14.6% 2.3%
25 to 44 39,499 30.9% 3.1%
45 to 64 31,444 24.6% 3.8%
Over 65 14,300 11.2% 5.9%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Round Rock, 81.2% of the population are US-born citizens, while 10% have gained naturalized citizenship. At the same time, 8.8% of residents are non-citizens. As for race, 52.9% of locals are Caucasian, 11.3% are African American and 8.2% have Asian roots. Another 0.6% are Indigenous American, 0.2% are Pacific Islanders, while 6.5% identify as another race. There’s also a share of 20.4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
81.2%
Non-U.S.-born citizens
10%
Non-citizens
8.8%
Value Percent YoY change
U.S.-born citizens 103,735 81.2% 1.0%
Non-U.S.-born citizens 12,741 10% 6.5%
Non-citizens 11,310 8.8% 17.4%
Racial breakdown
White
52.9%
Black or African American
11.3%
American Indian and Alaska Native
0.6%
Asian
8.2%
Native Hawaiian and other Pacific Islander
0.2%
Two or more races
20.4%
Other
6.5%
Value Percent
White 67,590 52.9%
Black or African American 14,436 11.3%
American Indian and Alaska Native 730 0.6%
Asian 10,436 8.2%
Native Hawaiian and other Pacific Islander 298 0.2%
Two or more races 26,002 20.4%
Other 8,294 6.5%

Households in Round Rock

A peek inside Round Rock households

Round Rock has 48,647 households, with an average of 3 members in each. Of these, 67.4% are families, while the remaining 32.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
48,647
4.0% year-over-year change
Average people per household
3
Non-family households
15,878
Family households
32,769
Value Percent YoY change
Non-family households 15,878 32.6% 7.1%
Family households 32,769 67.4% 2.6%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Round Rock

The housing landscape of Round Rock

Round Rock's housing consists of 51,143 units, with 64.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 3% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.1% of the housing landscape.

Housing units
51,143
4.1% year-over-year change
Housing types
Value Percent
1 unit, detached 32,923 64.4%
1 unit, attached 1,527 3%
2 units 1,538 3%
3 or 4 units 910 1.8%
5 to 9 units 1,430 2.8%
10 to 19 units 4,451 8.7%
20 to 49 units 4,022 7.9%
50 or more units 4,308 8.4%
Mobile home 34 0.1%
Homes built since 2020
2,832
89.8% year-over-year change

The age of buildings in Round Rock

In Round Rock, the median construction year is 2002. About 0.2% of homes were built before the 1940s, with another 0.5% going up by 1949. Most development happened in the second half of the 20th century. Then, 27% of homes were added from 2000 to 2009, 22.6% between 2010 and 2019, and 5.5% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 107 0.2% -2.7%
Built between 1940 and 1949 248 0.5% -8.2%
Built between 1950 and 1959 424 0.8% 1.4%
Built between 1960 and 1969 691 1.4% 20.6%
Built between 1970 and 1979 3,916 7.7% -2.9%
Built between 1980 and 1989 7,141 14% 2.4%
Built between 1990 and 1999 10,415 20.4% 3.0%
Built between 2000 and 2009 13,813 27% -1.5%
Built between 2010 and 2019 11,556 22.6% 3.9%
Built in 2020 or later 2,832 5.5% 89.8%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Round Rock occupancy rates

Out of the 48,647 occupied housing units in Round Rock, 55.5% are owner-occupied, while 44.5% are lived in by tenants. Meanwhile, 4.9% of all homes on the local market sit vacant.

Occupied housing units
48,647
4.0% year-over-year change
Occupancy breakdown
Renter occupied
21,631
Owner occupied
27,016
Value Percent YoY
change
Renter occupied 21,631 44.5% 5.7%
Owner occupied 27,016 55.5% 2.7%
Unoccupied housing units
4.9%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Round Rock housing costs

Housing costs in Round Rock come to a median of $1,834 per month, while tenants specifically pay a median gross rent of $1,763.

Median housing costs per month
$1,834/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Round Rock
$1,763/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Round Rock

Round Rock education at a glance

About 26.3% of the population in Round Rock went to high school, while 21.4% pursued college studies. Another 8.5% earned an associate degree and 26% hold a bachelor’s. Meanwhile, 14.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 3,061 3.1% 24.8%
High school diploma 25,696 26.3% 4.0%
College diploma 20,927 21.4% -1.0%
Associate degree 8,275 8.5% -0.5%
Bachelor's degree 25,401 26% 3.4%
Graduate degree 14,333 14.7% 12.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Round Rock

How much people earn in Round Rock

The average annual household income in Round Rock was $130,406 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.9% change from the previous year. At the same time, the median income stood at $99,287, reflecting a +2.2% shift over the same period.

Average household income in Round Rock
$130,406/year
3.9% year-over-year change
Median household income in Round Rock
$99,287/year
2.2% year-over-year change

Round Rock income by age

In Round Rock, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $103,331. Those with someone between 45 and 64 in charge, often well established professionally, earn $116,510 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $51,424, while those led by someone over 65, many of whom may be retired, have about $68,000 in earnings. Overall, 92.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $51,424 1.0%
25 - 44 $103,331 1.2%
45 - 64 $116,510 0.1%
Over 65 $68,000 -5.1%
Above poverty level
116,066
Below poverty level
9,750
Value Percent YoY
change
Above poverty level 116,066 92.2% 2.7%
Below poverty level 9,750 7.8% 4.4%

Average renter income in Round Rock

To get a better sense of what renters earn on average in Round Rock, their median household income was $67,701 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 31.2%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$67,701
Rent-to-income ratio
31.2%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Round Rock

Workforce and job types in Round Rock

The job market in Round Rock is powered by 70,995 working residents, spread across a range of industries and roles. 83.3% of the working population are employed in professional or administrative positions, while 16.7% are in hands-on or service-based jobs. Also, 10% run their own businesses, 68.8% are employed by private companies, and 15.2% work in the public sector.

Workforce demographics

Working population
70,995
3.7% year-over-year change
White collar
59,127
Blue collar
11,868
Value Percent YoY change
White collar 59,127 83.3% 2.4%
Blue collar 11,868 16.7% 11.3%
Employer type
Self employees
10%
Private companies
68.8%
Governmental workers
15.2%
Not for profit companies
6%
Value Percent YoY change
Self employees 7,095 10% 10.3%
Private companies 48,832 68.8% 1.8%
Governmental workers 10,776 15.2% 9.4%
Not for profit companies 4,292 6% 2.4%
Unemployment rate
3.8%
9.2% year-over-year change

Available workforce

The unemployment rate in Round Rock stands at 3.8%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Round Rock

How people get around in Round Rock

In Round Rock, the average commute time is 25 minutes. Commuting methods vary: 72.8% of residents travel by personal vehicle and 1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
25 min
2.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 50,935 72.8% 1.8%
Taxicab 346 0.5% 83.1%
Bus or trolleybus 43 0.1% 34.4%
Railroad 58 0.1% 7.4%
Motorcycle 37 0% 32.1%
Bicycle 16 0% -69.2%
Walk 661 1% -16.6%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Round Rock by zipcode?

Zipcode Population Number of households Median income Average income
78664 62,060 23,484 $87,417 $114,255
78665 66,171 24,162 $122,680 $151,837
78681 56,691 20,135 $137,819 $164,601

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FAQs about Round Rock demographics 

What is the total population of Round Rock?

Round Rock has a total population of 127,786 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +2.8% compared to a year ago.

What is the gender ratio in Round Rock?

The gender ratio in Round Rock is as follows:
  • 49.4% males (63,167 residents)
  • 50.6% females (64,619 residents)

What is the median age in Round Rock?

The median age in Round Rock is 36.2.

What is the age distribution of the population in Round Rock?

The age distribution in Round Rock is as follows:
  • Under 15: 18.7% (23,948 residents)
  • Ages 15-24: 14.6% (18,595 residents)
  • Ages 25-44: 30.9% (39,499 residents)
  • Ages 45-64: 24.6% (31,444 residents)
  • Over 65: 11.2% (14,300 residents)

What is the racial and ethnic makeup of Round Rock?

The racial and ethnic makeup of Round Rock is as follows:
  • White: 52.9% (67,590 residents)
  • Black or African American: 11.3% (14,436 residents)
  • American Indian and Alaska Native: 0.6% (730 residents)
  • Asian: 8.2% (10,436 residents)
  • Native Hawaiian and Other Pacific Islander: 0.2% (298 residents)
  • Two or More Races: 20.4% (26,002 residents)
  • Other: 6.5% (8,294 residents)

What percentage of the population in Round Rock are U.S.-born citizens?

U.S.-born citizens represent 81.2% of the population in Round Rock.

How many housing units are there in Round Rock?

There are 51,143 housing units in Round Rock, reflecting a +4.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Round Rock and what is the average household size?

Round Rock has a total of 48,647 households, with an average of 3 people in each.

What is the median household income in Round Rock?

Round Rock has a median household income of $99,287, representing a +2.2% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Round Rock?

The employment rate is 96.2% in Round Rock, with a workforce of 70,995 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 83.3% (59,127 residents)
  • Blue-collar workers: 16.7% (11,868 residents)

Places of employment:
  • Self-employed: 10% (7,095 residents)
  • Private companies: 68.8% (48,832 residents)
  • Governmental workers: 15.2% (10,776 residents)
  • Not-for-profit companies: 6% (4,292 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025