Lodi (pronounced /loʊdaɪ/ loh-dy) is a city in Columbia County, Wisconsin, United States. As of the census of 2000, the population was 2,882. The city's estimated 2005 population was 2,929. Lodi is part of the Madison Metropolitan Statistical Area.
Lodi, is located at 43°18′51″N 89°31′51″W / 43.31417°N 89.53083°W / 43.31417; -89.53083 (43.314296, -89.530994).
According to the United States Census Bureau, the city has a total area of 1.4 square miles (3.7 km²), all land.