Online records
- Census etc.
- 1662-1929: Assorted freeholders and voters lists
- 1796:Spinning-wheel Premium List
- ? 300 prisoners and transportees held at Down County Gaol
- 1901: Index to heads of household (?)
- 1912: The Ulster Covenant. Almost half a million original signatures and addresses of those who signed the Ulster Covenant.
- Tithe Applotment Books: Name index
- Griffith's Valuation: Index to parishes of
- Ardglass
- Ballee
- Ballykinler
- Bright
- Kilclief
- Killaney
- Kilmegan
- Loughinisland
- Maghera
- Magheradrool
- Magherahamlet
- Slanes
- Tyrella - Directories: Slater's 1856, National Commercial Directory of Ireland: Kilkeel