Often dismissed as âgermsâ that cause illness, bacteria help us do an amazing array of useful things, like make vitamins, break down some types of garbage, and maintain our atmosphere.
The 2014 Census estimate for Concord was 42,514 residents, which ranked third among New Hampshire's incorporated cities and towns. Population Density and Land Area, 2014 (US Census Bureau): 664.7 persons per square mile of land area.
The Concord Library was built in 1959 and serves Concord, the largest city in Contra Costa County (2010 population 122,067).