What is "balltown"

Population (2000): 73
Housing Units (2000): 31
Land area (2000): 0.059184 sq. miles (0.153286 sq. km)
Water area (2000): 0.000000 sq. miles (0.000000 sq. km)
Total area (2000): 0.059184 sq. miles (0.153286 sq. km)
FIPS code: 04375
Located within: Iowa (IA), FIPS 19
Location: 42.637504 N, 90.868622 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords: