Downtown Hillsboro, 1875 by Don Barker | May 26, 2014 | Maps, Town | 0 comments Use the transparency slider and background map changer at upper right. From the John B. Isler 1875 map of Caroline County. See the larger map of downtown Hillsboro here. [Search: xxdowntown ] Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.