Capital and Capitol

What is the difference between capital and capitol?

Capitol is the building where the US Congress meets.

Capital means a city serving as a country's seat of government, an amount of money or property, an uppercase letter, excellent or principal.

Capitol and Capital

Many people (particularly non-Americans) who see the word Capitol in writing assume it is a typo of capital.


The Capitol is the building that serves as the seat of government for the United States Congress. It is located in Washington on top of Capitol Hill.

The United States Capitol


The word capital has numerous meanings. As a noun, it means (1) a city that is the seat of the government for a country or a state, or (2) an amount of money or property. As an adjective, capital denotes (1) an uppercase letter, (2) first rate, excellent, or (3) main, principal.


Always Use a Capital for Capitol

The word Capitol is a proper noun (i.e., the name of something). Therefore, it should always be written with a capital C.

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What are nouns? What are verbs? Glossary of easily confused words Glossary of common errors Glossary of grammatical terms