Online records
- Assorted: Genealogical survey of Dowdallshill, Dundalk, Co. Louth
- Maps: - Dundalk, 1864
- Census etc.:
- 1756: Commissions of Array: Lists of Protestants who took the oath
- 1775: Collon Cess Payers
- 1793: County Louth Assizes only
- 1796: Spinning-Wheel Premium List Online
- 1804: Drogheda Militia
- 1806: Louth Militia Enlisted Recruits
- 1822: Co. Louth Freeholders
- 1822: Freeholders
- 1824: Freeholders
- 1824: Freeholders
- 1832: Borough of Dundalk Voters' List
- 1837: Valuation of Drogheda and Dundalk
- 1837: Dundalk Householders
- 1839: Tenants of Lord Roden Dundalk area
- 1842: Louth voters
- 1854: Louth Patriotic Fund
- 1855: Ardee Convent Building Fund
- 1865: Parliamentary voters
- Church records:
- Roman Catholic
- Church of Ireland
- Dundalk, burials 1790 - 1802
- Collon, burials 1791-1823 - Gravestone inscriptions:
- Ballymakenny parish: Ballymakenny
- Charlestown parish: Charlestown
- Clonkeen parish: Churchtown
- Kane parish: Kane
- Mullary parish: Castletown
- Richardstown parish: Richardstown
- indexed online:Ardee; Ballymakenny; Ballymascanlon; Ballypousta; Bawntaaffe; Beaulieu; Calvary, Drogheda; Cappoge; Carlingford; Castlebellingham; Castletown, Dundalk; Clogherhead; Clonmore; Collon; Cord, Drogheda; Dromiskin; Drumshallon; Dunany; Dunleer; Dysert; Faughart; Faughart (Urnai); Haynestown; Kildemock; Killanny; Killincoole; Kilsaran; Knockbridge; Mansfieldstown; Mayne; Monasterboice; Mullary; Newtownstalaban; Omeath; Port; Rathdrumin; St. Mary's 'Abbey', Louth; St. Mary's, Drogheda; St. Nicholas (Church of Ireland), Dundalk; St. Peter's (Church of Ireland) Cemetery, Drogheda; St. Peter's Parish Cemetery, Drogheda; Salterstown; Seatown, Dundalk; Shanlis; Stickillin; Smarmore; Stabannon; Termonfeckin; Tullyallen
- Emigration: Vere Foster Louth Emigration Lists, 1856
- Local history:
- A brief description of Louth in 1586
- Carlingford
- Brief history of the County Louth (1886)