Length: The Wikipedia article states the length as “40.5-mile” (quoted from the article).

From the Wikipedia article

The Gerry Connolly Cross County Trail is a 40.5-mile hiking, biking and bridle trail in Fairfax County, Virginia that traverses the entire length of the county in an arc that begins and ends at different points near the Potomac River. The northern portion of the trail follows Difficult Run, while the southern half largely follows Accotink Creek and Pohick Creek.

Coordinates

38.96416667, -77.31138889

Source

This page is built from Wikipedia article “Gerry Connolly Cross County Trail”. Source record: wikipedia_trails#49. Wikipedia data fetched 2026-10-03. Text from Wikipedia, licensed CC BY-SA 4.0.

Listed in: List of long-distance trails in the United States.