Today Gretna, NE is count around 165 single-family homes for sale at current average listing price of $548,781. Nearby neighborhoods of Gretna are Parkview, Windsor West, Harvest Creek, Lincoln Ridge, Magnolia, Aspen Creek North, Hills of Aspen Creek, Bridgeport, Hidden Hollow, Gruenther Ridge. Most of Gretna single-family homes are 4 bedrooms with 3 bathrooms.