Round Rock, Texas Demographics and Population Growth

Population Growth Over Time

Round Rock’s population growth reflects broader trends in Central Texas, from rural farming roots to suburban expansion and high-tech development.

• Late 19th–Mid 20th Century: The population grew slowly, from 628 in 1880 to 1,683 in 1950, during a time when cotton farming and ranching were the backbone of the economy.
• The 1980s Boom: Suburbanization and Austin’s rise drove Round Rock’s numbers upward—from 2,811 (1970) to 12,740 (1980), and then to 30,923 (1990).
• Tech & Suburban Expansion: The arrival of Dell Technologies in 1996 supercharged growth. The population rose to 61,136 (2000), 99,887 (2010), and 119,468 (2020).
• Recent Estimates: By 2022, the city’s population reached an estimated 126,697, with some sources citing over 130,000 residents.

Takeaway: The combination of tech jobs, suburban housing development, and highway access along I-35 made Round Rock one of the fastest-growing mid-sized cities in Texas.

Racial and Ethnic Composition

Like much of Central Texas, Round Rock has become significantly more diverse over the past few decades. Between 2000 and 2020, major demographic shifts occurred:

• Non-Hispanic White: Declined from 65.6% → 46.9%
• Hispanic/Latino (any race): Increased from 22.1% → 29.9%
• Asian (Non-Hispanic): Grew from 2.8% → 8.1%
• Black/African American (Non-Hispanic): Increased from 7.5% → 9.7%
• Multiracial (Non-Hispanic): Rose from 1.5% → 4.4%

Takeaway: Round Rock is now a truly multicultural city, where residents bring a mix of traditions, cuisines, and languages that enrich community life.

Households, Families, and Housing

According to the 2020 Census, Round Rock had:

• Population: 119,468
• Households: 41,896
• Families: 29,962
• Housing Units: 42,580
• Owner-Occupied Homes: 32,338 (≈ 77%)
• Median Home Value: $172,500
• Children Under 18 in Household: 29.7%
• Married-Couple Households: 60.5%
• Non-family Households: 24.4%
• Average Household Size: 2.87
• Average Family Size: 3.29

Takeaway: Round Rock is strongly family-oriented, with high owner-occupancy rates and a focus on suburban living. Large households are common, and housing demand continues to push development outward.

Age Structure

Round Rock is a young and growing city, with a strong working-age population and a large number of children.

• Under 18: 31.9%
• 18–24: 8.5%
• 25–44: 38.8%
• 45–64: 16.3%
• 65+: 4.5%
• Median Age: 32

Takeaway: With nearly one-third of residents under 18 and a median age of just 32, Round Rock is a family-heavy, youthful community—fueling strong demand for schools, parks, and youth services.

Income and Employment

Round Rock’s economic profile reflects a blend of high-tech employers, healthcare, education, retail, and professional services.

• Per Capita Income (2020): $30,605
• Household Median Income (est.): Above $80,000, reflecting a solid middle-class base.
• Major Employers: Dell Technologies, Seton Medical Center, Round Rock ISD, Texas State University–Round Rock, Emerson Process Management, IKEA, and Round Rock Premium Outlets.

Takeaway: The city benefits from its dual identity as both a suburban community and an independent job center within the Austin metro.

Education and Workforce

Education has been a cornerstone of Round Rock’s demographic appeal. The Round Rock Independent School District (RRISD) is highly rated and attracts families from across Texas. Additionally, the presence of Texas State University’s Round Rock campus ensures a steady pipeline of students, professionals, and researchers in fields like healthcare, business, and technology.

Cultural and Community Life

Round Rock’s demographics directly influence its cultural vibrancy. A diverse population supports a mix of multilingual programs, international cuisine, and community festivals. The city’s younger age profile means recreational sports, youth programs, and family-friendly amenities are central to community life. At the same time, its increasing diversity fosters inclusivity and cultural exchange, making Round Rock both modern and welcoming.

What the Demographics Mean for Round Rock’s Future

• Housing Demand Will Stay High: Strong population growth and family-oriented households will keep pressure on real estate markets.
• Education Services Must Expand: With nearly one-third of the population under 18, schools and youth programs will need continuous investment.
• Diversity Brings Opportunity: Multicultural growth supports international business, cultural tourism, and inclusive policies.
• Workforce Strength: A large 25–44 age group ensures that Round Rock remains attractive to employers in tech, healthcare, and education.
• Sustainability and Infrastructure: As growth continues, city leaders will face challenges in traffic, housing affordability, and green space preservation.

Conclusion

Round Rock, Texas, is no longer just Austin’s northern neighbor—it is a thriving, diverse, and self-sustaining city in its own right. Its population growth, youthful age structure, family orientation, and increasing cultural diversity make it a magnet for both families and businesses. With continued planning and investment, Round Rock is poised to remain one of the most desirable and dynamic communities in Central Texas.