Portsmouth Harbor Lighthouse
New Hampshire
Portsmouth Harbor Lighthouse is a lighthouse in New Hampshire, first lit in 1771. Its official name is Portsmouth Harbor Light. The tower stands 48 feet tall. It is listed on the National Register of Historic Places. The nearest other lighthouse is Whaleback Lighthouse, 1.1 mi away.

Portsmouth Harbor Lighthouse at a glance
First lit
1771
Tower height
48 ft
Light 52 ft above water
Official name
Portsmouth Harbor Light
Built of
Cast iron
About Portsmouth Harbor Lighthouse
The Portsmouth Harbor Light is a historic lighthouse located within Fort Constitution in New Castle, New Hampshire, United States.
Portsmouth Harbor Lighthouse sits at 43.0711, -70.7085 in New Hampshire. The closest other lighthouses are Whaleback Lighthouse (1.1 mi), Isles of Shoals Lighthouse (8.4 mi) and Cape Neddick Lighthouse (8.8 mi). New Hampshire has 2 lighthouses in all.
- Heritage status
- National Register of Historic Places
Places to stay near Portsmouth Harbor Lighthouse
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Tours and Tickets Near Portsmouth Harbor Lighthouse
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Lighthouses near Portsmouth Harbor Lighthouse
All lighthouses in New Hampshire →Whaleback Lighthouse
1.1 mi away
Isles of Shoals Lighthouse
8.4 mi away
Cape Neddick Lighthouse
8.8 mi away
Boon Island Lighthouse
12 mi away
Newburyport Harbor Lighthouse
19 mi away
Newburyport Harbor Front Range Lighthouse
20 mi away
Also close to Portsmouth Harbor Lighthouse: Newburyport Harbor Rear Range Lighthouse 20 mi · Goat Island Lighthouse 24 mi · Ipswich Range Lights 27 mi · Annisquam Harbor Lighthouse 28 mi · Straitsmouth Island Lighthouse 29 mi · Ten Pound Island Lighthouse 32 mi · Wood Island Lighthouse 33 mi · Eastern Point Lighthouse 34 mi
Questions about Portsmouth Harbor Lighthouse
Where is Portsmouth Harbor Lighthouse?
Portsmouth Harbor Lighthouse is in New Hampshire, at 43.0711, -70.7085. The nearest other lighthouse is Whaleback Lighthouse, 1.1 mi away.
When was Portsmouth Harbor Lighthouse built?
Portsmouth Harbor Lighthouse was first lit in 1771.
How tall is Portsmouth Harbor Lighthouse?
The tower is 48 feet (15 m) tall, and its light sits 52 feet above the water.
What lighthouses are near Portsmouth Harbor Lighthouse?
The closest are Whaleback Lighthouse (1.1 mi), Isles of Shoals Lighthouse (8.4 mi) and Cape Neddick Lighthouse (8.8 mi).
Sources: history and visiting details from the Wikipedia article on Portsmouth Harbor Light (CC BY-SA 4.0); facts and location from Wikidata. Photo credits are listed under each photo and on the photo credits page.