Hammond Island (California) facts for kids
![]() USGS aerial imagery of Hammond Island, with Grizzly Bay to the west, Grizzly Island to the north across Grizzly Slough, Wheeler Island to the south across Roaring River Slough, Van Sickle Island to the southeast, and Simmons Island to the southwest.
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Quick facts for kids Geography |
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Location | Northern California |
Coordinates | 38°06′18″N 121°56′15″W / 38.10500°N 121.93750°W |
Adjacent bodies of water | Suisun Bay |
Highest elevation | 0 ft (0 m) |
Administration | |
State | ![]() |
County | Solano |

Hammond Island is a small island located in Suisun Bay, California. It is part of Solano County. This island is found in the northern part of California.
Contents
Discovering Hammond Island
Hammond Island is a neat little piece of land. It sits right in the middle of Suisun Bay. This bay is a large body of water. It connects to the bigger San Francisco Bay.
Where is Hammond Island?
You can find Hammond Island in Northern California. Its exact spot is at coordinates 38°06′18″N 121°56′15″W. It's part of Solano County, which is a county in California.
The island is surrounded by other interesting places. To its west is Grizzly Bay. To the north, across a narrow water channel called Grizzly Slough, is Grizzly Island. A "slough" is a marshy channel of water.
Neighbors of Hammond Island
South of Hammond Island, across Roaring River Slough, is Wheeler Island. To the southeast, you'll find Van Sickle Island. And to the southwest, there's Simmons Island. These islands are all part of the same watery area.
The History of Hammond Island's Name
Islands sometimes change their names over time. Hammond Island is an example of this. Early maps show different names for this area.
Old Maps and New Names
In 1850, a map of the San Francisco Bay Area was made. This map was created by Cadwalader Ringgold. On his map, parts of what is now Hammond Island had other names.
These older names were "Davis Island" and "Warrington Island." Over time, these names changed. Today, we know this small piece of land as Hammond Island. It's interesting how places can have different names throughout history!