Duplex for sale by owner in Elyria, OH 44035. Large Invitingly Comfortable 170 year old house in downtown Elyria. I was told years ago by the Historical Society in Elyria that this house was used in the Underground Railroad. It was built around the 1840's and an L was added on to the East side after 1874. It is well over 2000 square feet and was a single family house but is now set up as an up and down duplex. It has 1 bedroom, living Room, Kitchen, and Bath upstairs and 2 Bedrooms, Very Large 2... See site for full property details.