Playing with Wiki too:

Libertarians have had mixed success in electing candidates at the state and local level. Following the 2002 elections, according to its site, 599 Libertarians held elected or appointed local offices and appointed state offices. As of January 2010, 143 Libertarians Nationwide, hold elected office: 31 of them partisan offices, and 112 of them non-partisan offices. Since the party's creation, twelve Libertarians have been elected to state legislatures, though none hold office currently. The most recent Libertarian candidate elected to a state legislatures was Steve Vaillancourt to the New Hampshire House of Representatives in 2000. Vaillancourt, a Democratic member of the House with libertarian leanings, had lost the Democratic primary for a seat in the New Hampshire Senate that year and accepted the Libertarian nomination so as to keep his House seat.
Nationwide, there are 153 Libertarians holding elected office: 38 of them partisan offices, and 115 of them non-partisan offices.

So, since 1971 or, over the past 39 years, there have been 12 Libertarians, [one being a LINO] elected to any position of Party relevance.