38.4840220, -122.3571170

Lake Hennessey Boat Ramp

Fee not yet verified Status not yet verified Public access

Lake Hennessey Boat Ramp is a public access point in Napa County, California, providing access to Lake Hennessey. It sits within the Lake Hennessey-Conn Creek watershed.

Sourced from California Department of Parks and Recreation . Last checked against the source on July 7, 2026.

Boat ramps on Lake Hennessey

We track 2 public boat ramps on Lake Hennessey, including this one. If you're planning to spend your time on a different stretch of the water, one of the launch points below may put you closer to where you're actually headed than Lake Hennessey Boat Ramp does — they're listed here in order of distance from this ramp.

Other boat ramps in Napa County

Napa County tracks 12 public boat ramps in total, spread across several different rivers, creeks and lakes — not just Lake Hennessey. Each one below shows which waterbody it's on, so you can tell at a glance whether it actually connects to the same water as Lake Hennessey Boat Ramp or leads somewhere completely different.

Quick facts

County
Napa County, California
Coordinates
38.4840220, -122.3571170
Waterbody
Lake Hennessey
Access type
Public
Last verified
July 7, 2026
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