ZIP Code 78664
| ZIP Code | 78664 |
| City | ROUND ROCK |
| State | TX |
| Type | STANDARD |
| Post offices count | 1 (see all) |
| Total population | 60,152 (see all) |
Cities in ZIP Code 78664
Primary city: ROUND ROCK, TXUnacceptable: OLD ROUND ROCK, THREE POINT
Post offices
ROUND ROCK — Post Office™ 2250 DOUBLE CREEK DR ROUND ROCK, TX 78664-9998 MoreROUND ROCK — Post Office™2250 DOUBLE CREEK DR For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Hours
Services at this Location Service hours may vary.
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Map
Census data for ZIP Code 78664
Demographic and housing estimates in ZIP Code 78664
| Total population | 60,152 |
| Male | 28,807 |
| Female | 31,345 |
| Total population | 60,152 |
| Under 5 years | 3,420 |
| 5 to 9 years | 3,831 |
| 10 to 14 years | 3,962 |
| 15 to 19 years | 5,109 |
| 20 to 24 years | 4,291 |
| 25 to 34 years | 10,009 |
| 35 to 44 years | 9,720 |
| 45 to 54 years | 8,229 |
| 55 to 59 years | 3,223 |
| 60 to 64 years | 2,724 |
| 65 to 74 years | 3,719 |
| 75 to 84 years | 1,343 |
| 85 years and over | 572 |
| Median age (years) | 34.6 |
| Under 18 years | 14,490 |
| 16 years and over | 47,884 |
| 18 years and over | 45,662 |
| 21 years and over | 43,082 |
| 62 years and over | 7,289 |
| 65 years and over | 5,634 |
| Total population | 60,152 |
| One race | 53,563 |
| White | 39,076 |
| Black or African American | 8,392 |
| American Indian and Alaska Native | 312 |
| Asian | 3,267 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 2,516 |
| Two or more races | 6,589 |
| Citizen, VOTING AGE 18 and over population | 40,462 |
| Male Citizen, VOTING AGE 18 and over population | 19,902 |
| Female Citizen, VOTING AGE 18 and over population | 20,560 |
Social characteristics in ZIP Code 78664
| Total households | 22,089 |
| Family households (families) | 10,720 |
| Married-couple family | 1,120 |
| Male householder, no wife present, family | 3,906 |
| Female householder, no husband present, family | 2,713 |
| Nonfamily households | 6,343 |
| Average household size | 4,135 |
| Average family size | 2.71 |
Economic characteristics in ZIP Code 78664
| Total households | 22,089 |
| Less than $10,000 | 680 |
| $10,000 to $14,999 | 287 |
| $15,000 to $24,999 | 1,036 |
| $25,000 to $34,999 | 1,201 |
| $35,000 to $49,999 | 3,185 |
| $50,000 to $74,999 | 3,681 |
| $75,000 to $99,999 | 3,927 |
| $100,000 to $149,999 | 4,431 |
| $150,000 to $199,999 | 2,214 |
| $200,000 or more | 1,447 |
| Median household income (dollars) | 80,403 |
Housing characteristics in ZIP Code 78664
| Total housing units | 23,207 |
| Occupied housing units | 22,089 |
| Vacant housing units | 1,118 |
| Total housing units | 23,207 |
| 1-unit, detached | 14,497 |
| 1-unit, attached | 1,232 |
| 2 units | 872 |
| 3 or 4 units | 1,101 |
| 5 to 9 units | 866 |
| 10 to 19 units | 2,221 |
| 20 or more units | 2,377 |
| Mobile home | 41 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 23,207 |
| Built 2014 or later | 43 |
| Built 2010 to 2013 | 3,382 |
| Built 2000 to 2009 | 5,369 |
| Built 1990 to 1999 | 6,087 |
| Built 1980 to 1989 | 5,309 |
| Built 1970 to 1979 | 2,227 |
| Built 1960 to 1969 | 346 |
| Built 1950 to 1959 | 280 |
| Built 1940 to 1949 | 103 |
| Built 1939 or earlier | 61 |
| Total housing units | 23,207 |
| 1 room | 261 |
| 2 rooms | 549 |
| 3 rooms | 3,036 |
| 4 rooms | 3,503 |
| 5 rooms | 4,959 |
| 6 rooms | 4,262 |
| 7 rooms | 2,849 |
| 8 rooms | 1,652 |
| 9 rooms or more | 2,136 |
| Median rooms | 5.4 |
| Total housing units | 23,207 |
| No bedroom | 293 |
| 1 bedroom | 2,987 |
| 2 bedrooms | 5,032 |
| 3 bedrooms | 9,972 |
| 4 bedrooms | 4,192 |
| 5 or more bedrooms | 731 |
| Occupied housing units | 22,089 |
| Owner-occupied | 12,166 |
| Renter-occupied | 9,923 |
| Average household size of owner-occupied unit | 2.85 |
| Average household size of renter-occupied unit | 2.52 |
| Occupied housing units | 22,089 |
| Moved in 2017 or later | 3,673 |
| Moved in 2015 to 2016 | 7,728 |
| Moved in 2010 to 2014 | 3,622 |
| Moved in 2000 to 2009 | 4,343 |
| Moved in 1990 to 1999 | 1,943 |
| Moved in 1989 and earlier | 780 |
| Owner-occupied units | 12,166 |
| Less than $50,000 | 346 |
| $50,000 to $99,999 | 86 |
| $100,000 to $149,999 | 939 |
| $150,000 to $199,999 | 1,984 |
| $200,000 to $299,999 | 5,186 |
| $300,000 to $499,999 | 2,929 |
| $500,000 to $999,999 | 654 |
| $1,000,000 or more | 42 |
| Median (dollars) | 240,700 |
| Owner-occupied units | 12,166 |
| Housing units with a mortgage | 9,481 |
| Housing units without a mortgage | 2,685 |
| Occupied units paying rent | 9,859 |
| Less than $500 | 137 |
| $500 to $999 | 914 |
| $1,000 to $1,499 | 5,333 |
| $1,500 to $1,999 | 2,662 |
| $2,000 to $2,499 | 586 |
| $2,500 to $2,999 | 183 |
| $3,000 or more | 44 |
| Median (dollars) | 1,371 |
| No rent paid | 64 |
Data is based on 2021 Census