Calpine, CA has a population of 174 and is the 25,059th largest city in the United States. The population density is 245 per sq mi which is 5% higher than the California average and 171% higher than the national average. The median age in Calpine is 66 which is approximately 83% higher than the California average of 36. In Calpine, 71% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 67% of Calpine residents were born in California, 33% were born out of state, 0% were born outside of the United States and 0% were foreign born.
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The population density in Calpine is 5% higher than California.
The median age in Calpine is 83% higher than California.
In Calpine 100.00% of the population is White.
In Calpine 0.00% of the population is Black or African American.