Knollcrest is a CDP. Unfortunately, the data for this location is currently very limited or unavailable.
The median household income in Knollcrest is $163,125 with a poverty rate of 8.65%. The median age in Knollcrest is 56.7 years: 61.1 years for males, and 56.3 years for females. For every 100 females there are 90.0 males.