| Metropolitan Area Residents (CMSA) |
| 1980: | 71,856 |
| 1990: | 61,226 |
| 2000: | 66,533 |
| Percent change, 1990–2000: | 8.6% |
| U.S. rank in 2000: | 275th |
| City Residents |
| 1980: | 51,016 |
| 1990: | 46,742 |
| 2000: | 49,644 |
| 2003 estimate: | 50,632 |
| Percent change, 1990–2000: | 6.2% |
| U.S. rank in 1990: | 559th (2nd in state) |
| U.S. rank in 2000: | Not reported (2nd in state) |
| Density: | 2,073.2 people per square mile |
| Racial and ethnic characteristics | (2000) |
| White | 46,680 |
| Black or African American | 428 |
| American Indian and Alaskan Native | 495 |
| Asian | 425 |
| Native Hawaiian and Pacific Islander | 10 |
| Hispanic or Latino (may be of any race) | 2,656 |
| Other | 1,011 |
| Percent of residents born in state: | 46.4% (2000) |
| Age characteristics | (2000) |
| Population under 5 years old | 3,264 |
| Population 5 to 9 years old | 3,458 |
| Population 10 to 14 years old | 3,758 |
| Population 15 to 19 years old | 4,122 |
| Population 20 to 24 years old | 3,455 |
| Population 25 to 34 years old | 6,125 |
| Population 35 to 44 years old | 7,649 |
| Population 45 to 54 years old | 7,016 |
| Population 55 to 59 years old | 2,211 |
| Population 60 to 64 years old | 1,852 |
| Population 65 to 74 years old | 3,606 |
| Population 75 to 84 years old | 2,402 |
| Population 85 years and over | 746 |
| Median age | 36.1 |
| Births | |
| Total number | 897 (2002; Natrona County) |
| Deaths | |
| Total number | 616 (2002; Natrona County) |
| Money income (1999) | |
| Per capita income | $19,409 |
| Median household income | $36,567 |
| Total households | 20,343 |
| Number of households with income of . . . | |
| less than $10,000 | 1,761 |
| $10,000 to $14,999 | 1,689 |
| $15,000 to $24,999 | 3,101 |
| $25,000 to $34,999 | 3,185 |
| $35,000 to $49,999 | 3,680 |
| $50,000 to $74,999 | 3,948 |
| $75,000 to $99,999 | 1,772 |
| $100,000 to $149,999 | 866 |
| $150,000 to $199,999 | 196 |
| $200,000 or more | 238 |
| Percent of families below poverty level: | 8.5% (53.5% of which were female householder families with children under 5 years) |
| 2002 FBI Crime Index Total: | 2,725 |