O'Neill is a city located in Holt County, Nebraska. It serves as the county seat and is known for its rich Irish heritage, which is celebrated annually during the O'Neill Irish Festival. The city was founded in the late 19th century and has a population of around 3,700 residents. The area surrounding O'Neill is primarily agricultural, with farming and ranching being significant contributors to the local economy. The city features several parks and recreational facilities, making it a pleasant place for outdoor activities. O'Neill is also home to the O'Neill Community Schools, which serve the educational needs of the area.