Cox Island
Island in Frederick County, Maryland · on the USGS Poolesville quadrangle
39.23344, -77.46638
Maps that show Cox Island
Get them in the map app
Poolesville, MD-VA
Detailed map of terrain, trails and roads
USGS topo, 2023

Seneca, MD
Old map for history, not navigation
USGS historical 15-minute topo (1908)

Seneca, MD
Old map for history, not navigation
USGS historical 15-minute topo (1944)

Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)

IFR Area Chart A-01 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-29 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-36 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-34 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-32 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-10 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-12 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).