The Shire town reference article from the English Wikipedia on 24-Apr-2004
(provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Shire town

Time you got around to sponsoring a child
A shire town is another term for county seat or county town, meaning the place a county's government is based.

The term's only official use is for the capital city of a county in the U.S. state of Vermont, in contrast to the use of "county seat" elsewhere in the United States.