Time Zone: Rockingham County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.
Rockingham County is one of the original counties of New Hampshire and was founded in 1769.
From the Census Estimates for 2009, <1> Rockingham had a population of 299,276 people. This is an increase of 7.9% since the last Census (which gave a population of 277,359 people in 2000).
At the time of the 2000 Census, Rockingham represented 22.44% of the total population of New Hampshire, making it the state's 2nd most populous county (out of 10 counties).
The following table shows the recent changes in population. Other than 2000, the population counts have been estimated by the Census Bureau.
Year | Population | Change Since 2000 | Year-to-Year Change |
2010 | 295,223 | +6.44% | -1.35% since 2009 |
2009 | 299,276 | +7.9% | +0.32% since 2008 |
2008 | 298,330 | +7.56% | +0.47% since 2007 |
2007 | 296,937 | +7.06% | |
--- | | | 2000 | 277,359 | The Last Census |
More information can be found on the Rockingham County Census Page for Rockingham County. .
Below are some of the communities located in Rockingham County (for more communities, please visit our Nearby Page for Rockingham County):
Community | 2009 Population | 2000 Population | Change (2009vs. 2000) |
Derry | 34,474 | 34,021 | 1.33% increase |
Salem | 29,393 | 28,112 | 4.56% increase |
Londonderry | 25,150 | 23,236 | 8.24% increase |
Portsmouth | 20,566 | 20,784 | 1.05% decrease |
Hampton | 15,420 | 14,937 | 3.23% increase |
Websites for Rockingham County
If you know of a history or genealogy society whose interest includes Rockingham County, would you please send us the URL for their website? We would like to add their link to our Gazetteer. To contact us, please visit our Feedback Page.
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