| Aspects of Leixlip : four historical essays | Curran, LindaDonohoe, PatriciaPegley, SuzanneTwomey, Valerie | Monograph or Collective Volume | L.P.S.V. Publishers | 2001 |
| Lucan Demesne and the Liffey valley : eighteenth century pastoral landscape to twenty-first century public park | Pegley, Suzanne | Article in Book | | 2008 |
| Ráth Cairn, Co. Meath, the first Gaeltacht colony | Pegley, Suzanne | Article in Journal | | 2012 |
| The development and consolidation of the Gaeltacht colony Rath Cairn, County Meath, 1935-48 | Pegley, Suzanne | Thesis | | 2007 |
| The Land Commission and the making of Ráth Cairn : the first Gaeltacht colony | Pegley, Suzanne | Monograph or Collective Volume | Four Courts | 2011 |
| The register of the parish of Leixlip, Co. Kildare, 1665 - 1778 | | Monograph or Collective Volume | Representative Church Body Library | 2001 |
| Thomas Conolly (1823-76) of Castletown House and the social networking of power | Pegley, Suzanne M. | Monograph or Collective Volume | Four Courts Press | 2022 |