Round Rock, TX
2025 and 2035 projected population

Ever wonder how many people live in Round Rock, TX and how fast that number changes?

Aterio data team has developed an AI enhanced model that helps organizations understand the forecasted growth of population in Round Rock, TX for years 2025 through 2035.

Population Growth Rate (Year over Year)

110,000120,000130,000140,000150,000160,000170,000180,0000.00%1.00%2.00%3.00%4.00%2020202120222023202420252026202720282029203020312032203320342035

2020

Population

119,529

Growth

0.00%

2021

Population

124,146

Growth

3.86%

2022

Population

127,269

Growth

2.52%

2023

Population

131,316

Growth

3.18%

2024

Population

135,359

Growth

3.08%

2025

Population

139,568

Growth

3.11%

2026

Population

143,285

Growth

2.66%

2027

Population

147,064

Growth

2.64%

2028

Population

150,909

Growth

2.61%

2029

Population

154,806

Growth

2.58%

2030

Population

158,753

Growth

2.55%

2031

Population

162,760

Growth

2.52%

2032

Population

166,824

Growth

2.50%

2033

Population

170,939

Growth

2.47%

2034

Population

175,123

Growth

2.45%

2035

Population

179,374

Growth

2.43%

Last update at Tue Jun 30 2026

Zip code level csv report on population forecast and economic development in Round Rock, TX

Our team has created a comprehensive report on population forecast and economic development by zip code using our proprietary AI models.

Top 25 most populated zip codes in Round Rock, TX

Our model provides a detailed 2025 through 2035 projected population growth for every zip code in Round Rock, TX.

U.S. Zip code

2020 census

2025 population

2030 population

Open
7866463,66165,87074,811View full zip code report, 78664
7868158,98361,95970,326View full zip code report, 78681
7866551,92568,06077,731View full zip code report, 78665

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