Mustard Seed Hill is a historic event destination in Millersburg, KY, right in the heart of Kentucky's Bluegrass Region. The elegant, restored Allen House is an ideal location for a wedding, reunion, corporate retreat or celebration. The mansion is surrounded by picturesque landscapes and manicured event lawns. The event rooms, beautiful back porch, billiards room and other amenities create a memorable location to host your event. Modern upgrades ensure your guests will be comfortable.