Based on data from the 2010 United States Census a decrease of 1,144 ( 3.9 % ) from the 29,404 counted in 2000 .
The 2010 United States Census is the population of Rego Park was 28,260 .
Based on data from the 2010 United States Census , the population of Rego Park was 28,260 , a decrease of 1,144 ( 3.9 % ) from the 29,404 counted in 2000 .