DHCP server keeps a record of all leased IP addresses and stores them into a file called dhcpd.leases which can be found in /var/lib/dhcp directory ( location of this file may vary depending on Linux system in use ).
As of the 2010 Census, there were 4,974 people residing within the Bolton Hill neighborhood boundaries. The racial makeup of Bolton Hill, as found in the 2010 census, was 56.4% White, 31.8% African American, 7.3% Asian, 0.2% Native American, 1.1% Other Races, and 3.2% Two or more Races.
The City of Pleasant Hill had a population of 34,910 as of July 1, 2017. Pleasant Hill ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below. The primary coordinate point for Pleasant Hill is located at latitude 37.954 and longitude -122.0759 in Contra Costa County. The formal boundaries for the City of Pleasant Hill (see map below) encompass a land area of 7.08 sq. miles and a water area of 0 sq. miles.