Brighton is a city in Washington County, Iowa, United States. It part of the Iowa City, Iowa Metropolitan Statistical Area. The population was 687 at the 2000 census.
Brighton is located at 41°10′24″N 91°49′15″W / 41.17333°N 91.82083°W / 41.17333; -91.82083 (41.173361, -91.820784).
According to the United States Census Bureau, the city has a total area of 0.7 square miles (1.9 km²), all of it land.