Delaware: state flag, capital and facts

State flag of Delaware

Delaware is a US state in the Northeast region. Its capital is Dover, and its postal abbreviation is DE. Known as the First State, it joined the Union on December 7, 1787 as the 1st state. Its largest city is Wilmington.

The Delaware state flag shows a buff diamond holding the coat of arms on colonial blue, with the date Delaware ratified the Constitution.

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Delaware at a glance

Capital
Dover
Largest city
Wilmington
Nickname
The First State
Statehood
December 7, 1787 (1st state)
Region
Northeast
Postal abbreviation
DE

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States bordering Delaware

More states in the Northeast

Frequently asked questions

The capital of Delaware is Dover.

Delaware is in the Northeast region of the United States.

The postal abbreviation for Delaware is DE.

Delaware is known as the First State.

Delaware became the 1st state on December 7, 1787.

Delaware shares a land border with Maryland, New Jersey and Pennsylvania.

The flag of Delaware shows a buff diamond holding the coat of arms on colonial blue, with the date Delaware ratified the Constitution.