what county is fairfield ne in
Sponsored Topics. Fairfield is a city in Clay County, Nebraska, United States. The population was 467 at the 2000 census. It is part of the Hastings, Nebraska Micropolitan Statistical Area. Fairfield is located at 40Â°25â²55â³N 98Â°6â²18â³W / 40.43194Â°N 98.105Â°W / 40.43194; -98.105 (40.432029, -98.104889).