Columbia County
Sign in to savecounty in New York, United States
Key facts
- Country
- United States
- State
- New York
- Founded
- April 4, 1786 ; 240 years ago ( 1786-04-04 )
- Named after
- Columbia
- Seat
- Hudson
- Largest city
- Kinderhook
- Total
- 648 sq mi (1,680 km )
- Land
- 635 sq mi (1,640 km )
- Water
- 14 sq mi (36 km ) 2.1%
- Estimate 2025
- 60,168
- Density
- 97.0/sq mi (37.4/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
- UTC−4 ( EDT )
- Congressional district
- 19th
- Website
- www .columbiacountyny .com
via Wikipedia infobox
Article
William Henry Ludlow House, built in 1786, Hudson, NY
Columbia County is a county in the U.S. state of New York. At the 2020 census, the population was 61,570. The county seat is Hudson. The name comes from the Latin feminine form of the surname of Christopher Columbus, which was at the time of the formation of the county a popular proposal for the name of the United States. The county is part of the Capital District region of the state.