Round Rock Demographics: Understanding Population Growth and Community Composition
Darlene D • February 23, 2026
Understanding Round Rock demographics provides essential context for relocation decisions. Population characteristics reveal who lives in a community and how it's changing. Demographic trends indicate whether an area aligns with your lifestyle and values.
Round Rock stands out as one of America's fastest-growing cities currently. The population has increased dramatically over the past two decades. This rapid growth brings both opportunities and challenges affecting daily life. Examining specific demographic data reveals what makes this community unique.
Current Population Statistics
Round Rock demographics show a city of approximately 135,359 to 139,526 residents currently. The 2024 census estimates place the population at 135,359 people. Projections for 2025 suggest continued growth to 139,526 residents based on current trends.
This population makes Round Rock the 28th largest city in Texas. The ranking among 1,802 Texas cities demonstrates significant size. However, cities like Abilene and Pearland follow closely behind in population.
Population density measures approximately 3,302 residents per square mile. This density creates a suburban rather than urban feel. The figure sits between sparse rural areas and dense urban cores. Understanding the cost of living in Round Rock requires considering how density affects housing and services.
Gender Distribution
The gender split in Round Rock remains nearly balanced currently. Women comprise 50.9% of the population while men represent 49.1%. This near-parity reflects typical American demographic patterns.
The slight female majority appears across most age groups. However, specific age cohorts show more variation in gender ratios. These differences reflect national patterns in life expectancy and migration.
Gender balance affects community character in subtle ways. Equal representation ensures diverse perspectives in civic engagement. Schools, workplaces, and social organizations benefit from demographic balance.
Round Rock Population Growth
Round Rock population growth has accelerated dramatically in recent decades. The city has nearly doubled in size since 2000. This explosive expansion continues with no immediate signs of slowing.
Historical Growth Patterns
The 2000 census recorded approximately 61,136 Round Rock residents. By 2010, the population had grown to 99,887 people. This represented a 63% increase in just one decade.
The 2020 census counted 119,468 residents in Round Rock. Growth from 2010 to 2020 measured approximately 19.6%. While slower than the previous decade, expansion remained substantial.
Current estimates suggest 13.2% growth since the 2020 census. This translates to an annual growth rate of approximately 3.08%. Few American cities match this sustained expansion rate.
Factors Driving Population Growth
Austin's explosive growth drives substantial spillover to Round Rock. Many workers choose Round Rock's lower costs over Austin housing. The excellent schools attract families relocating to the region.
Dell Technologies headquarters provides substantial direct employment. The company's presence attracts other businesses creating multiplier effects. Round Rock's economic development efforts continue recruiting additional employers.
The city's business-friendly environment encourages commercial development. Low taxes and streamlined permitting attract companies seeking expansion. Each new employer brings workers requiring housing and services.
Quality of life factors make Round Rock attractive to relocators. Good schools, safe neighborhoods, and outdoor amenities appeal broadly. The combination of opportunity and livability drives continued growth. When moving to Round Rock, understanding growth impacts helps set expectations.
Growth Projections
Population projections anticipate continued expansion through 2030 and beyond. Some estimates suggest Round Rock could reach 150,000 residents by 2030. Sustained annual growth rates of 2% to 3% support these projections.
However, growth rates may moderate as the city matures. Infrastructure constraints and available land limit expansion eventually. The rate of increase could slow while absolute numbers continue rising.
Long-range plans envision Round Rock as a city of 200,000 eventually. This growth would cement its position among Texas's major cities. The timeline for reaching this milestone remains uncertain.
Round Rock Demographics Age
Round Rock demographics age distribution reveals a relatively young community. The median age measures 36.2 years currently. This figure sits below the national median of approximately 38.5 years.
Age Group Breakdown
Children and adolescents under 18 comprise 24.4% of the population. This substantial youth population reflects Round Rock's family orientation. Strong schools attract parents with school-age children specifically.
Young adults aged 18 to 24 represent 9.54% of residents. This group includes college students and young workers starting careers. The proximity to Austin and local employers attracts this demographic.
The largest cohort spans ages 25 to 64 comprising 55.18% of the population. This working-age group drives the local economy and community life. Their presence supports businesses, schools, and civic organizations.
Seniors aged 65 and older account for 10.9% of Round Rock's population. This relatively small percentage reflects the city's youth overall. However, the senior population grows as earlier residents age in place.
Detailed Age Distribution
Breaking down the population by decade reveals additional patterns. Residents aged 0 to 9 years comprise approximately 13% of the population. This young cohort ensures continued school enrollment growth.
The 10 to 19 age group represents roughly 14% of residents. These adolescents and teenagers fill middle and high schools. Their presence necessitates continued investment in youth programs.
Young adults aged 20 to 29 account for about 14% of the population. This mobile group often moves for education and career opportunities. Attracting and retaining them requires appropriate housing and entertainment.
The 30 to 39 age bracket comprises approximately 16% of residents. These young families with children drive housing demand. They prioritize schools, parks, and family-oriented amenities. Understanding the average salary in Round Rock helps this demographic budget appropriately.
Residents aged 40 to 49 represent about 13% of the population. This established cohort typically enjoys peak earning years. They invest heavily in their communities through schools and activities.
The 50 to 59 age group accounts for roughly 12% of residents. These pre-retirees often hold senior positions at work. They begin planning retirement while remaining economically active.
People aged 60 to 69 comprise approximately 9% of the population. This group includes recent retirees and those nearing retirement. Their needs differ from younger cohorts requiring adapted services.
Residents 70 and older represent about 7% of Round Rock's population. This older senior cohort requires specialized healthcare and support services. Their relatively small percentage reflects the city's overall youth.
Race and Ethnicity Distribution
Round Rock demonstrates significant racial and ethnic diversity. The community includes substantial populations across multiple groups. This diversity enriches local culture while creating inclusive atmospheres.
Major Racial and Ethnic Groups
White non-Hispanic residents comprise 47.8% of Round Rock's population. This plurality makes up the largest single group. However, the percentage has declined as diversity increases over time.
Hispanic or Latino residents account for 29.1% of the population. This substantial minority reflects Texas's overall demographics. The Hispanic community contributes significantly to local culture and economy.
Black or African American residents represent 10.9% to 11.2% of the population. This community adds important perspectives and cultural contributions. The percentage exceeds many comparable Texas suburbs.
Asian residents comprise 7.3% of Round Rock's population. This group includes diverse nationalities and cultural backgrounds. Tech industry employment attracts many Asian professionals to the area.
Residents identifying as two or more races account for 17.2% of the population. This high percentage reflects increasing interracial marriages and multiracial identities. Younger generations particularly identify as multiracial frequently.
Other racial categories including Native Americans and Pacific Islanders comprise about 6%. While small percentages individually, these groups contribute to overall diversity. Their presence enriches the community's multicultural character.
Diversity Trends
Round Rock's diversity index scores indicate high racial and ethnic mixing. The community shows substantial integration across neighborhoods. Few areas remain heavily segregated by race or ethnicity.
Diversity has increased substantially over the past two decades. The white non-Hispanic percentage has declined from previous decades. All minority groups have grown both numerically and proportionally.
Younger age cohorts show greater diversity than older generations. Schools reflect this increased mixing among children and adolescents. This generational shift predicts continued diversification over time.
The diversity enhances Round Rock's cultural offerings and perspectives. Restaurants, festivals, and cultural events reflect multicultural influences. This enrichment attracts residents valuing inclusive communities. Exploring
neighborhoods in Round Rock reveals varying diversity levels.
Income and Economic Characteristics
Round Rock's economic demographics demonstrate considerable prosperity overall. Income levels exceed both state and national averages substantially. However, some residents still struggle with financial challenges.
Household Income Distribution
The median household income measures $97,187 currently in Round Rock. This figure substantially exceeds Texas's state median income. It also surpasses the national median by considerable margins.
Average household income reaches even higher at approximately $86,225 to $100,000. The gap between median and average indicates some very high earners. Wealthy households pull the average upward beyond typical experiences.
Income distribution shows concentration in middle and upper-middle ranges. Households earning less than $25,000 annually comprise roughly 20% of the population. This lower-income segment faces housing affordability challenges.
Families earning $25,000 to $49,999 represent another 20% of households. This lower-middle income group manages with careful budgeting. Housing costs consume large portions of their incomes.
The $50,000 to $74,999 income bracket accounts for about 17% of households. This middle-income range affords comfortable but not lavish lifestyles. Housing and education expenses remain manageable with planning.
Households earning $75,000 to $99,999 comprise approximately 13% of residents. This upper-middle income enables comfortable living in Round Rock. Most expenses fit within budgets without significant strain.
Families earning $100,000 to $149,999 represent about 15% of households. This income range supports comfortable suburban lifestyles easily. Discretionary spending increases at these income levels.
High-income households earning $150,000 to $199,999 account for roughly 7% of residents. This affluent segment enjoys substantial financial flexibility. Premium housing and lifestyle choices become accessible.
The highest earners making $200,000 or more comprise about 7% of households. This wealthy minority influences the average income significantly. They typically occupy the most expensive neighborhoods and homes.
Poverty and Economic Hardship
Despite high median incomes, 5.2% to 7.7% of families live in poverty. This minority faces significant challenges in expensive Round Rock. Housing, healthcare, and childcare consume most limited incomes.
The poverty rate sits well below national and state averages. However, the absolute numbers still represent thousands of struggling residents. Cost of living increases make poverty particularly challenging here.
Some working families earn above poverty thresholds but struggle financially. Housing costs and other expenses strain even moderate incomes. These households live paycheck to paycheck despite employment.
Educational Attainment
Round Rock residents demonstrate high educational achievement overall. Degree completion rates exceed state and national averages substantially. This educated population supports the knowledge economy.
Educational Achievement Levels
High school graduation rates reach 93.9% among Round Rock residents. This exceptional completion rate reflects strong schools and family emphasis. Few American communities achieve such high graduation percentages.
Residents holding bachelor's degrees comprise 43.6% of the population aged 25 and older. This figure nearly doubles the national average. The concentration of college graduates attracts knowledge-based employers.
Advanced degree holders including master's and doctoral degrees represent significant portions. Approximately 11% to 17% of residents hold graduate degrees. These highly educated individuals work in specialized professional fields.
Some college education without degree completion describes another substantial segment. Roughly 30% of adults attended college without finishing degrees. This group includes those with associate degrees and some coursework.
High school diplomas represent the highest educational achievement for about 30% of adults. This segment works in skilled trades, service industries, and other fields. Not all well-paying careers require college degrees.
Residents without high school diplomas comprise just 6% to 12% of adults. This small percentage reflects the educated character of Round Rock. However, this population faces significant employment and income challenges.
Educational Achievement by Neighborhood
Some Round Rock neighborhoods show even higher degree attainment. Areas like Round Rock Ranch report 29.4% holding bachelor's degrees. These concentrations create highly educated micro-communities.
Neighborhoods near major employers often show elevated education levels. Tech workers particularly hold high degree completion rates. The correlation between education and income remains strong.
Household and Family Composition
Round Rock's household demographics reveal family-oriented community character. Traditional family structures remain common though diversity exists. Understanding household types provides lifestyle insights.
Family Households
Married couple families comprise approximately 71% to 73% of family households. This high percentage reflects Round Rock's family orientation. Married families with children particularly gravitate here.
Single-parent families account for roughly 27% to 29% of family households. Single mothers head most of these households though single fathers exist. These families face unique challenges requiring community support.
The presence of own children under 18 characterizes many households. Approximately 40% to 50% of families include minor children. This substantial percentage drives school and youth program demand.
Housing Occupancy Patterns
Homeownership rates reach 56.2% to 70% in Round Rock. This relatively high percentage exceeds many comparable suburbs. Homeownership reflects financial stability and community investment.
Renter-occupied housing comprises 30% to 44% of occupied units. Renters include young professionals, temporary residents, and those unable to buy. The rental market remains robust serving this population.
Median home values approximate $195,100 to $383,700 depending on neighborhood. This wide range reflects diverse housing stock across the city. Newer developments command premium prices over older areas.
Conclusion
Round Rock demographics paint a picture of a young, growing, diverse community. Rapid population growth continues transforming the city substantially. The influx brings both opportunities and infrastructure challenges. For comprehensive demographic data, explore detailed Round Rock demographics on Texas-Demographics.com.
The relatively young median age of 36.2 years indicates community vitality. Working-age adults dominate the population supporting economic growth. However, the aging of current residents will increase senior populations.
Racial and ethnic diversity enriches Round Rock's cultural character. No single group comprises a majority creating inclusive environments. This diversity trend continues accelerating over time.
High incomes and educational attainment reflect prosperity and opportunity. However, not all residents share equally in this affluence. Affordable housing remains a concern for lower-income families.
The family-oriented character with many children drives community priorities. Schools, parks, and youth programs receive strong support. This focus attracts families while potentially deterring others.
Understanding these demographic realities helps evaluate whether Round Rock fits your needs. The community works exceptionally well for educated families with children. However, singles, seniors, and lower-income individuals may find fewer targeted resources.
Rapid growth ensures Round Rock will continue evolving demographically. Today's statistics represent snapshots of dynamic ongoing changes. Prospective residents should consider how the community might transform further over coming years.
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