According to census data in the year 2000 there were 1,476 housing
unites in Youngsville. This represents a 169.8% growth from 547 in
1990.

Of those housing units, 1,393 were located in either urbanized areas
or urban clusters, and 83 were located in what is classified as a
rural area.
http://www.cnful.cn/la/youngsville.htm