As of the 2000 census, Camas, Washington, was home to 12,534 residents, showcasing significant growth and community development. The city had 4,480 households and 3,422 families, with a population density of 1,149.3 inhabitants per square mile. There were 4,736 housing units at an average density of 434.3 per square mile. The racial makeup was predominantly white at 92.01%, with other racial groups including 3.41% Asian, 0.69% African American, 0.69% Native American, and 0.14% Pacific Islander. Additionally, 0.80% were from other races, and 2.26% were from two or more races. Hispanic or Latino individuals of any race comprised 2.86% of the population.

Camas residents reflected a rich tapestry of ancestries: 18.8% were of German descent, 11.3% English, 9.6% American, 8.2% Irish, and 5.6% Norwegian. The city's households were largely family-oriented, with 42.6% having children under 18. Married couples made up 63.9% of households, while 8.5% were headed by a female householder with no husband present, and 23.6% were non-families. Individuals living alone accounted for 18.6% of households, and 6.5% had someone 65 years or older living alone. The average household size was 2.78, and the average family size was 3.19.

The population distribution in 2000 showed a youthful community, with 31.2% under the age of 18, 6.2% between 18 and 24, 32.5% from 25 to 44, 21.4% from 45 to 64, and 8.7% aged 65 or older. The median age was 34 years. Gender distribution was relatively balanced, with 96.2 males for every 100 females and 94.6 males for every 100 females aged 18 and over.

Economically, Camas demonstrated robust financial health. The median household income was $60,187, while the median family income was $64,885. Men had a median income of $51,470, compared to $31,985 for women. The per capita income was $27,267. Despite the overall prosperity, 4.4% of families and 5.4% of the population were below the poverty line, including 6.4% of those under 18 and 4.7% of those 65 or older.

Overall, the 2000 census painted a picture of Camas as a thriving, family-centered community with a diverse cultural heritage and a solid economic base, setting the stage for continued growth and development in the years to come.