Big Bear Lake, CA has a population of 5,149 and is the 6,334th largest city in the United States. The population density is 811 per sq mi which is 249% higher than the California average and 795% higher than the national average. The median age in Big Bear Lake is 45 which is approximately 24% higher than the California average of 36. In Big Bear Lake, 58% of the population over 15 years of age are married, 82% speak English and 15% speak Spanish. 63% of Big Bear Lake residents were born in California, 23% were born out of state, 1% were born outside of the United States and 13% were foreign born.