1650 – Hillsborough Fort, Hillsborough, Co. Down Artillery fort built in 1650 by Colonel Arthur Hill – the Hill family built the village of Hillsborough starting with the fort.
1790 – Market House, Hillsborough, Co. Down Architect: James McBlain The former Market house is a charming building of three blocks pyramidally arranged. The lower building houses two rectangular sections at each end,
1875 – All Saints Church, Eglantine, Hillsborough, Co. Down Architect: Sir Thomas Drew “This little church, with seat accommodation for about 250 persons, is a memorial of the late Mr.
1886 – Downshire Schools, Hillsborough, Co. Down Architect: William Batt Funded by the Marquess of Downshire. No longer in use as a school, converted into apartments.