https://goputnam.com/things-to-do/national-road-heritage-trail-in-putnam-county-indiana/
National Road Heritage Trail in Putnam County, Indiana - Putnam County Visitor's Bureau
putnam county indiananational roadheritage trail
https://worldpopulationreview.com/us-counties/indiana/putnam-county
Putnam County, Indiana Population 2026
May 14, 2026 - Discover population, economy, health, and more with the most comprehensive global statistics at your fingertips.
putnam county indianapopulation2026