McConnellstown is a census-designated place in Walker Township, Huntingdon County, Pennsylvania, United States.

[4] The community is in central Huntingdon County, in the northeastern part of Walker Township.

The CDP occupies the Woodcock Valley and is bordered to the southwest and southeast by Crooked Creek, a tributary of the Juniata River.

Pennsylvania Route 26 runs the length of the community, leading northeast 5 miles (8 km) to Huntingdon, the county seat, and southwest 7 miles (11 km) to Marklesburg.

According to the U.S. Census Bureau, the CDP has an area of 3.2 square miles (8.3 km2), all land.