Seward is a city in Seward County, Nebraska, United States. The population was 6,133 at the 2000 census and had grown to 6,776 by the 2005 estimate. It is the county seat of Seward County and is known for its large Fourth of July celebration. Seward apartments for rent comparison page shows most up to date rent information on Seward apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.