ZIP Code Tabulation Area

78681

Round Rock, TX · ACS 2020–2024

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Latest estimates

At a glance

U.S. Census Bureau American Community Survey 5-year estimates.

Total population
56,691
Median household income
$137,819
People below poverty
5.5%
Median home value
$497,300

Income

The median income of households in 78681 was $137,819. An estimated 2.1% of households had income below $10,000 a year and 26.8% had income of $200,000 or more.

Household Income in 78681 in 2020-2024

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Percent
Less than $10,000 2.1
$10,000 to $14,999 1.3
$15,000 to $24,999 3.4
$25,000 to $34,999 2.9
$35,000 to $49,999 4.5
$50,000 to $74,999 11
$75,000 to $99,999 9.5
$100,000 to $149,999 20.1
$150,000 to $199,999 18.4
$200,000 or more 26.8

Median Earnings for Full-Time Year-Round Workers by Sex in 78681 in 2020-2024

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Dollars
Male 100308
Female 71273

An estimated 86.7% of households received earnings. An estimated 21.2% of households received Social Security and an estimated 20.2 % of households received retirement income other than Social Security. The average income from Social Security was $25,880. These income sources are not mutually exclusive; that is, some households received income from more than one source.

Proportion of Households with Various Income Sources in 78681 in 2020-2024

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Percent
Earnings 86.7
Social Security 21.2
Retirement income 20.2
Supplemental Security Income (SSI) 1.5
Cash public assistance income 2.1

Poverty and Participation in Government Programs

In 2020-2024, 5.5 % of people were in poverty. An estimated 6% of children under 18 were below the poverty level, compared with 6.7% of people 65 years old and over. An estimated 5.1% of people 18 to 64 years were below the poverty level.

Poverty Rates in 78681 in 2020-2024

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Percent
People in poverty 5.5
Children under 18 years below poverty 6
People 65 years old and over below poverty 6.7
People 18 to 64 years below poverty 5.1

In 2020-2024, 3.8 % of households received SNAP (the Supplemental Nutrition Assistance Program). An estimated 48.2% of households that received SNAP had children under 18, and 39.8% of households that received SNAP had one or more people 60 years and over. An estimated 20.4% of all households receiving SNAP were families with a female householder and no spouse present.


Among the civilian noninstitutionalized population in 78681 in 2020-2024, 92.5% had health insurance coverage and 7.5% did not have health insurance coverage. Private coverage was 84.5% and public coverage was 16.8%, respectively. The percentage of children under the age of 19 with no health insurance coverage was 3.5%.


In 2020-2024, 78681 had a total population of 56,691 - 27,600 (48.7%) females and 29,091 (51.3%) males. The median age was 39.3 years. An estimated 26.7% of the population was under 18 years, 31.1% was 19 to 44 years, 28.1% was 45 to 64 years, and 11.3 % was 65 years and older.

Population by Age and Sex for 78681 in 2020-2024

Male Female
Under 5 1511 1257
5 to 9 2157 2364
10 to 14 2614 2090
15 to 19 2250 2515
20 to 24 1491 829
25 to 29 1241 1056
30 to 34 1819 1585
35 to 39 1964 2279
40 to 44 2955 2393
45 to 49 2406 2938
50 to 54 2376 2106
55 to 59 1641 1462
60 to 64 1562 1434
65 to 69 1010 1021
70 to 74 987 1071
75 to 79 485 621
80 to 84 367 275
85 and over 255 304

Hispanic Origin and Race

For people reporting one race alone, 61.8% were White; 4.6% were Black or African American; 7.9% were American Indian and Alaska Native; 13% were Asian; 0.5% were Native Hawaiian and Other Pacific Islander, and 0% were Some Other Race. An estimated 15.4% reported Two or More Races. An estimated 22% of the people in 78681 were Hispanic or Latino. An estimated 54.7% of the people in 78681 were White alone, non-Hispanic. People of Hispanic origin may be of any race.


Households and Families

In 2020-2024, there were 20,135 households in 78681. The average household size was 2.8 people.

Married-couple households made up 61.7% of the households in 78681 while cohabiting couple households made up 4.8% of households. Female householders with no spouse or partner present were 16.7% of all households, while 16.8% of households had male householders with no spouse or partner present. Some households had one person, as 10.5% of households were male householders living alone, and 9.4% were female householders living alone, for a total of 19.9% of all households.

In 78681, 43% of all households had one or more people under the age of 18; 21.2% of all households had one or more people 65 years and over.

Types of Households in 78681 in 2020-2024

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Percent
Married-couple households 61.7
Cohabiting Couples 4.8
Male Householder
No spouse/partner present
16.8
Female Householder
No spouse/partner present
16.7

Marital Status

Among persons 15 and older, 57.4% of males and 58.9% of females were currently married.

Population 15 years and over Percent
Males
Percent
Females
Never married 30.5 25
Now married, except separated 57.4 58.9
Separated 1.8 1.6
Widowed 2 3.7
Divorced 8.2 10.8

Grandparents and Grandchildren

In 78681, 723 grandparents lived with their grandchildren under 18 years old. Of those grandparents, 30.2% were responsible for the basic needs of their grandchildren.


Nativity and Foreign-Born

In 2020-2024, an estimated 83.1% of the people living in 78681 were U.S. natives. 49.2% of the 78681 population were living in the state where they were born.

Approximately 16.9% of 78681 residents in 2020-2024 were foreign-born. 47% of foreign-born were naturalized U.S. citizens and an estimated 59.2 % entered the country before the year 2010.

Foreign-born residents of 78681 come from different parts of the world. The bar graph below displays the percentage of foreign-born from each world region of birth in 2020-2024 for 78681.

Region of Birth for the Foreign-Born Population in 78681 in 2020-2024

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Percent
Latin America 30.7
Asia 54.6
Europe 8.1
Africa 3.7
Northern America 2.6
Oceania 0.3

Language

Among people at least five years old living in 78681 in 2020-2024, 27.4 % spoke a language other than English at home. Spanish was spoken by 13.1% of people at least five years old; 8.1% reported that they did not speak English "very well."

Percentage of the Population 5 years and over who Speak a Language other than English in 78681 in 2020-2024

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Percent
Spanish 13.1
Other Indo-European languages 5.8
Asian and Pacific Islander languages 7.4
Other languages 1.2

Geographic Mobility

In 2020-2024, 88.4 % of the people at least one year old living in 78681 were living in the same house one year earlier.

Geographic Mobility of Residents of 78681 in 2020-2024

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Percent
Same house 88.4
Different house, same county 4.2
Different county, same state 4.5
Different state 1.7
Abroad 1.2

Education

In 2020-2024, 95.9 % of people 25 years and over had at least graduated from high school and 58% had a bachelor's degree or higher. An estimated 4.2% did not complete high school.

The total school enrollment in 78681 was 16,240 in 2020-2024. Nursery school enrollment was 1,198 and kindergarten through 12th grade enrollment was 12,266. College or graduate school enrollment was 2,776.

Educational Attainment of People in 78681 in 2020-2024

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Percent
Less than high school diploma 4.2
High school diploma or equivalency 12.2
Some college, no degree 19.1
Associate's degree 6.6
Bachelor's degree 36.4
Graduate or professional degree 21.6

Disability

In 78681, among the civilian noninstitutionalized population in 2020-2024, 8.1 % reported a disability. The likelihood of having a disability varied by age - from 4% of people under 18 years old, to 6.7% of people 18 to 64 years old, and to 25.5% of those 65 and over.


Employment Status and Type of Employer

In 78681, 68.8 % of the population 16 and over were employed; 28.9% were not currently in the labor force.

An estimated 80.8% of the people employed were private wage and salary workers; 14.1% were federal, state, or local government workers; and 5 % were self-employed in their own (not incorporated) business.

Class of worker Number Percent
Private wage and salary workers 24,328 80.8
Federal, state, or local government workers 4,246 14.1
Self-employed workers in own not incorporated business 1,507 5

Industries

In 2020-2024, the civilian employed population 16 years and older in 78681 worked in the following industries:

Percent by Industry in 78681 in 2020-2024

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Percent
Agriculture, forestry, fishing and hunting, and mining 0.2
Construction 5.4
Manufacturing 8.9
Wholesale trade 1.8
Retail trade 10.7
Transportation and warehousing, and utilities 6.2
Information 3.5
Finance and insurance, and real estate and rental and leasing 8.4
Professional, scientific, and management, and administrative and waste management services 19.4
Educational services, and health care and social assistance 19.5
Arts, entertainment, and recreation, and accommodation, and food services 8
Other Services, except public administration 3.3
Public administration 4.7

Occupations

Occupations for the Civilian Employed Population 16 Years and over in 78681 in 2020-2024

Civilian employed population 16 years and over Number Percent
Management, business, sciences, and arts occupations 17,266 57.4
Service occupations 3,127 10.4
Sales and office occupations 5,999 19.9
Natural resources, construction, and maintenance occupations 1,713 5.7
Production, transportation, and material moving occupations 1,993 6.6

Commuting to Work

An estimated 60.3% of 78681 workers drove to work alone in 2020-2024, and 8.2% carpooled. Among those who commuted to work, it took them on average 23.6 minutes to get to work.

Percent of Workers 16 and over Commuting by Mode in 78681 in 2020-2024

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Percent
Car, truck, van -- drove alone 60.3
Car, truck, van -- carpooled 8.2
Public transportation (excluding taxicab) 0.1
Walked 0.7
Other means 0.7
Worked from home 30.1

In 2020-2024, 78681 had a total of 20,781 housing units. Of these housing units, 83.1% were single-family houses either not attached to any other structure or attached to one or more structures (commonly referred to as "townhouses" or "row houses"). 16.4% of the housing units were located in multi-unit structures, or those buildings that contained two or more apartments. 0.6% were mobile homes, while any remaining housing units were classified as "other," which included boats, recreational vehicles, vans, etc.

Types of Housing Units in 78681 in 2020-2024

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Percent
Single-family houses 83.1
Apartments in multi-unit structures 16.4
Mobile homes 0.6
Boat, RV, van, etc 0

18.3% of the housing inventory was comprised of houses built since 2010, while 0.2% of the houses were first built in 1939 or earlier. The median number of rooms in all housing units in 78681 was 6.6 rooms, and of these housing units 83.1% had three or more bedrooms.


In 2020-2024, 78681 had 20,135 housing units that were occupied or had people living in them, while the remaining 646 were vacant. Of the occupied housing units, the percentage of these houses occupied by owners (also known as the homeownership rate) was 73.9% while renters occupied 26.1%. The average household size of owner-occupied houses was 2.89 and in renter-occupied houses it was 2.55.

2.7% of householders of these occupied houses had moved into their house since 2021, while 4% moved into their house in 1989 or earlier. Households without a vehicle available for personal use comprised 3.5% and another 23.5% had three or more vehicles available for use.

The following chart provides the primary fuel used to heat houses in 78681:

House Heating Fuel Used in 78681 in 2020-2024

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Percent
Gas 67.9
Electricity 31.2
Fuel oil, kerosene, etc 0
All other fuels 0.6
No fuel used 0.3

In 2020-2024, the median property value for owner-occupied houses in 78681 was $497,300.

Of the owner-occupied households, 67.2 % had a mortgage. 32.8% owned their houses "free and clear," that is without a primary mortgage or loan on the house. The median monthly housing costs for owners with a mortgage was $2,690 and for owners without a mortgage it was $1,003.

For renter-occupied houses, the median gross rent for 78681 was $1,963. Gross rent includes the monthly contract rent and any monthly payments made for electricity, gas, water and sewer, and any other fuels to heat the house.