Portsmouth’s population did not grow at all between 2000 and 2010, according to the latest census figures. In fact, the city’s population decreased by five people over the course of the decade, finishing with a total of 20,779.

The U.S. Census Bureau released its 2010 figures for New Hampshire on March 22. The state’s total population grew by 6.5 percent over the last decade to 1,316,470, an increase of 80,684 residents. That’s a higher rate than other New England states, but is well below the national growth rate of roughly 10 percent.

A number of Seacoast communities maintained minimal growth. Rochester’s population increased by just 4.5 percent to 29,752. Hampton grew by 3.3 percent to 15,430, while Somersworth increased by 2.5 percent to 11,766. Exeter grew by 1.8 percent to 14,306—all well below the statewide growth rate.

Dover, however, experienced the fastest growth of any city in the state, increasing by 11.5 percent to 29,987. While Dover had nearly 1,600 fewer residents than Rochester in 2000, the Garrison City has now surpassed its neighbor by 235 people. Durham, too, has experienced substantial growth, increasing by 15.6 percent to 14,638.

Strafford County grew at a faster rate than any other county in the state, increasing by 9.7 percent to 123,143 people. Rockingham County’s growth rate was almost identical to the statewide rate, rising at 6.4 percent to 295,223.