ZIP Code 80104
| ZIP Code | 80104 |
| City | CASTLE ROCK |
| State | CO |
| Type | STANDARD |
| Post offices count | 1 (see all) |
| Total population | 33,991 (see all) |
Cities in ZIP Code 80104
Primary city: CASTLE ROCK, COPost offices
CASTLE ROCK — Post Office™ 300 E MILLER CT CASTLE ROCK, CO 80104-9998 MoreCASTLE ROCK — Post Office™300 E MILLER CT 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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Census data for ZIP Code 80104
Demographic and housing estimates in ZIP Code 80104
| Total population | 33,991 |
| Male | 16,565 |
| Female | 17,426 |
| Total population | 33,991 |
| Under 5 years | 2,027 |
| 5 to 9 years | 2,164 |
| 10 to 14 years | 2,319 |
| 15 to 19 years | 2,732 |
| 20 to 24 years | 1,857 |
| 25 to 34 years | 4,413 |
| 35 to 44 years | 4,907 |
| 45 to 54 years | 4,869 |
| 55 to 59 years | 2,634 |
| 60 to 64 years | 2,034 |
| 65 to 74 years | 2,430 |
| 75 to 84 years | 1,297 |
| 85 years and over | 308 |
| Median age (years) | 38.3 |
| Under 18 years | 8,493 |
| 16 years and over | 26,997 |
| 18 years and over | 25,498 |
| 21 years and over | 24,382 |
| 62 years and over | 5,202 |
| 65 years and over | 4,035 |
| Total population | 33,991 |
| One race | 31,716 |
| White | 30,180 |
| Black or African American | 191 |
| American Indian and Alaska Native | 145 |
| Asian | 526 |
| Native Hawaiian and Other Pacific Islander | 111 |
| Some other race | 563 |
| Two or more races | 2,275 |
| Citizen, VOTING AGE 18 and over population | 25,057 |
| Male Citizen, VOTING AGE 18 and over population | 12,370 |
| Female Citizen, VOTING AGE 18 and over population | 12,687 |
Social characteristics in ZIP Code 80104
| Total households | 12,645 |
| Family households (families) | 8,312 |
| Married-couple family | 812 |
| Male householder, no wife present, family | 1,255 |
| Female householder, no husband present, family | 849 |
| Nonfamily households | 2,266 |
| Average household size | 2,841 |
| Average family size | 2.67 |
Economic characteristics in ZIP Code 80104
| Total households | 12,645 |
| Less than $10,000 | 429 |
| $10,000 to $14,999 | 147 |
| $15,000 to $24,999 | 275 |
| $25,000 to $34,999 | 729 |
| $35,000 to $49,999 | 741 |
| $50,000 to $74,999 | 1,771 |
| $75,000 to $99,999 | 1,736 |
| $100,000 to $149,999 | 2,798 |
| $150,000 to $199,999 | 2,017 |
| $200,000 or more | 2,002 |
| Median household income (dollars) | 108,758 |
Housing characteristics in ZIP Code 80104
| Total housing units | 12,947 |
| Occupied housing units | 12,645 |
| Vacant housing units | 302 |
| Total housing units | 12,947 |
| 1-unit, detached | 9,660 |
| 1-unit, attached | 1,066 |
| 2 units | 13 |
| 3 or 4 units | 207 |
| 5 to 9 units | 511 |
| 10 to 19 units | 789 |
| 20 or more units | 668 |
| Mobile home | 9 |
| Boat, RV, van, etc. | 24 |
| Total housing units | 12,947 |
| Built 2014 or later | 109 |
| Built 2010 to 2013 | 1,904 |
| Built 2000 to 2009 | 4,685 |
| Built 1990 to 1999 | 2,779 |
| Built 1980 to 1989 | 1,563 |
| Built 1970 to 1979 | 1,086 |
| Built 1960 to 1969 | 334 |
| Built 1950 to 1959 | 225 |
| Built 1940 to 1949 | 67 |
| Built 1939 or earlier | 195 |
| Total housing units | 12,947 |
| 1 room | 127 |
| 2 rooms | 301 |
| 3 rooms | 547 |
| 4 rooms | 876 |
| 5 rooms | 1,753 |
| 6 rooms | 1,972 |
| 7 rooms | 1,474 |
| 8 rooms | 2,048 |
| 9 rooms or more | 3,849 |
| Median rooms | 7.1 |
| Total housing units | 12,947 |
| No bedroom | 127 |
| 1 bedroom | 731 |
| 2 bedrooms | 2,057 |
| 3 bedrooms | 4,468 |
| 4 bedrooms | 3,787 |
| 5 or more bedrooms | 1,777 |
| Occupied housing units | 12,645 |
| Owner-occupied | 9,898 |
| Renter-occupied | 2,747 |
| Average household size of owner-occupied unit | 2.80 |
| Average household size of renter-occupied unit | 2.23 |
| Occupied housing units | 12,645 |
| Moved in 2017 or later | 2,044 |
| Moved in 2015 to 2016 | 4,175 |
| Moved in 2010 to 2014 | 2,261 |
| Moved in 2000 to 2009 | 3,053 |
| Moved in 1990 to 1999 | 816 |
| Moved in 1989 and earlier | 296 |
| Owner-occupied units | 9,898 |
| Less than $50,000 | 117 |
| $50,000 to $99,999 | 9 |
| $100,000 to $149,999 | 43 |
| $150,000 to $199,999 | 145 |
| $200,000 to $299,999 | 801 |
| $300,000 to $499,999 | 5,341 |
| $500,000 to $999,999 | 3,065 |
| $1,000,000 or more | 377 |
| Median (dollars) | 446,300 |
| Owner-occupied units | 9,898 |
| Housing units with a mortgage | 8,200 |
| Housing units without a mortgage | 1,698 |
| Occupied units paying rent | 2,659 |
| Less than $500 | 81 |
| $500 to $999 | 166 |
| $1,000 to $1,499 | 780 |
| $1,500 to $1,999 | 839 |
| $2,000 to $2,499 | 441 |
| $2,500 to $2,999 | 130 |
| $3,000 or more | 222 |
| Median (dollars) | 1,680 |
| No rent paid | 88 |
Data is based on 2021 Census