Helvetia, WV Historical Year Structure Built of Houses Data
ACS 2010-2014 data, see rank
| Helvetia, WV | West Virginia | U.S. |
| 1948 | 1973 | 1976 |
ACS 2008-2012 data, see rank
| Helvetia, WV | West Virginia | U.S. |
| 0 | 1972 | 1975 |
ACS 2006-2010 data, see rank
| Helvetia, WV | West Virginia | U.S. |
| 1994 | 1971 | 1975 |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.