What is "popponesset"

Population (2000): 310
Housing Units (2000): 624
Land area (2000): 0.296362 sq. miles (0.767574 sq. km)
Water area (2000): 0.018966 sq. miles (0.049121 sq. km)
Total area (2000): 0.315328 sq. miles (0.816695 sq. km)
FIPS code: 55070
Located within: Massachusetts (MA), FIPS 25
Location: 41.573363 N, 70.464253 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords: