Sentinel Island
48°38′N 123°09′W
48°38′N 123°09′W
Chart
Nearest islands
- Johns Island3.2 km
- San Juan Island11 km
- Shaw Island16 km
- Orcas Island24 km
- Lopez Island26 km
- Cypress Island34 km
Also in San Juan Islands

Orcas Island
150 km²▲ 732 m
Major islands

San Juan Island
144 km²▲ 331 m
Major islands
Fidalgo Island
109 km²▲ 385 m
Major islands

Lopez Island
76.5 km²▲ 148 m
Major islands

Lummi Island
23.4 km²▲ 101 m
Major islands

Cypress Island
21.7 km²▲ 182 m
Major islands

Guemes Island
21.2 km²▲ 210 m
Minor islands

Shaw Island
19.8 km²▲ 100 m
Minor islands
Also in Cactus Islands
Johns Island
0.9 km²▲ 34 m
Minor islands
Sources
Facts
- Geometry, areas and high points: OpenStreetMap contributors (ODbL), Copernicus GLO-30, via Talus.
- Talus