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The map image below is provided for instructional purposes only, and should not be used for legal determinations. Note the following features within this image:

Moderate to Low Risk Flood Areas

  • Flood Zone X - Areas of 0.2% annual chance flood (500-year flood) if stippled; areas outside the 0.2% annual chance floodplain if not stippled

    High Risk Flood Areas

  • Flood Zone A - 1% annual chance flood (100-year flood) with no Base Flood Elevations determined
  • Flood Zone AE - 1% annual chance flood (100-year flood) with Base Flood Elevations determined

    Other Features

  • Base Flood Elevation (BFE) values of 127-134 ft. in AE Flood Zones
  • Cross Sections I-K in AE Flood Zones indicating engineering data, and described in detail in the Hillsborough County Flood Insurance Study

    Also note the floodway mapped in Zone AE, as represented by the white diagonal hash.


    Basic Town Data

    County: Hillsborough
    Regional Planning Commission:
    Nashua Regional Planning Commission
    Incorporated: Yes
    Total Area (Sq. Miles): 22.8
    Land Area (Sq. Miles): 22.4
    Water Area (Sq. Miles): 0.4
    Population 2000: 10914
    Population Density 2000 (persons/sq mi. of land area): 487.2