| Inisfree, Clonminch Rd, Tullamore | €215,000 | 2013-02-21 |
| Innisfree, Clonminch Rd, Tullamore | €560,000 | 2022-08-16 |
| Inverness, Patrick Street, Portarlington | €145,000 | 2011-06-03 |
| Irishtown, Coolderry, Birr | €76,000 | 2017-07-28 |
| Irishtown, Dunkerrin, Birr | €110,000 | 2010-05-06 |
| Isengard, Ballydermott, Clonbullogue | €475,000 | 2025-03-07 |
| It'll Do, Daingean | €124,300 | 2013-03-15 |
| Iverna, Patrick St, Portarlington | €260,000 | 2023-04-24 |
| Ivy Hall, Lockeen, Carrig | €515,000 | 2026-01-29 |
| Ivy House, O Moore St, Tullamore | €505,000 | 2026-04-23 |
| Ivy Lodge, Kilcoursey, Clara | €418,000 | 2025-12-12 |
| J2 Clommellon Hall, Edenderry, Co Offaly | €150,000 | 2024-09-06 |
| Jackies Cross, Sharavogue, Birr | €82,000 | 2011-12-05 |
| Jalna, Hillside, Birr | €165,000 | 2014-07-01 |
| Jayville, Cushina, Portarlington | €160,000 | 2017-10-12 |
| Jean Darc, New Rd, Tullamore | €620,000 | 2024-12-04 |
| John's Mall, Birr, Co Offaly | €500,000 | 2025-10-30 |
| Johns Mall, Birr, Offaly | €245,000 | 2018-12-14 |
| Johns Place, Birr, Offaly | €66,667 | 2026-04-13 |
| Johns Terrace, Birr, County Offaly | €242,500 | 2024-11-08 |
| Johns Terrace, Birr, Offaly | €565,000 | 2025-10-09 |
| Johns Terrace, Offaly | €165,000 | 2017-11-10 |
| Johnstown, Edenderry, Offaly | €520,000 | 2023-04-04 |
| Jonestown Edenderry, Edenderry, Offaly | €450,000 | 2021-08-06 |
| Jonestown, Edenderry, Offaly | €430,000 | 2021-08-05 |
| K6 Clonmullen Hall, Edenderry, County Offaly | €192,000 | 2024-05-24 |
| Kajon House, Creevagh, Clonmacnoise | €215,000 | 2018-05-14 |
| Kanes House, St Marys Road, Edenderry | €250,000 | 2022-10-04 |
| Kaval, Aharney, Tullamore | €365,000 | 2014-07-18 |
| Keelogue, Durrow, Tullamore | €40,000 | 2013-12-23 |
| Keeraun Hill, Banagher, Offaly | €350,000 | 2014-10-10 |
| Kensington, Mill Rd, Daingean | €65,000 | 2021-09-10 |
| Kerrigans, Lemonaghan, Ballycumber | €77,000 | 2017-01-16 |
| Kia Ora, Main St, Ferbane | €353,000 | 2026-01-14 |
| Kiladerry Daingean, Offaly | €355,000 | 2023-10-27 |
| Kiladerry, Daingean | €200,000 | 2013-08-09 |
| Kilbeg, Walsh Island, Geashill | €165,000 | 2016-03-07 |
| Kilbeggan Rd, Clara, Offaly | €170,000 | 2013-12-09 |
| Kilbeggan Rd, Kilcoursey, Clara | €215,000 | 2017-08-29 |
| Kilbride House, Clonminch Rd, Tullamore | €410,000 | 2022-01-31 |
| Kilbride St, Tullamore, Offaly | €180,000 | 2022-12-20 |
| Kilbride, Clara, Co. Offaly | €178,000 | 2017-05-16 |
| Kilbride, Clara, Offaly | €80,000 | 2025-06-04 |
| Kilcavan, Geashill, Co Offaly | €305,000 | 2023-08-03 |
| Kilcavan, Geashill, Offaly | €265,000 | 2018-11-30 |
| Kilclare, Durrow, Tullamore | €100,000 | 2023-11-09 |
| Kilclonfert, Daingean, Co Offaly | €266,500 | 2020-04-29 |
| Kilclonfert, Rhode, Offaly | €95,000 | 2014-11-07 |
| Kilcolgan, Ferbane, Co Offaly | €155,000 | 2026-07-31 |
| Kilcolgan, Ferbane, Offaly | €50,000 | 2019-05-22 |
| Kilcolgin, Ferbane, Co Offaly | €90,000 | 2024-04-16 |
| Kilcooney, Clonygowan, Tullamore | €280,000 | 2016-02-22 |
| Kilcooney, Geashill, Co Offaly | €75,000 | 2022-11-29 |
| Kilcooney, Geashill, Tullamore | €150,000 | 2018-12-07 |
| Kilcoursey, Clara | €143,500 | 2010-06-17 |
| Kilcoursey, Clara, Co. Offaly | €325,000 | 2026-03-09 |
| Kilcoursey, Clara, Offaly | €262,500 | 2026-08-27 |
| Kilcrieve, Ballydaly, Tullamore | €330,000 | 2021-03-05 |
| Kilcumber, Clonbullogue, Offaly | €210,000 | 2016-08-25 |
| Kilcummin, Belmont, Birr | €210,000 | 2022-06-15 |
| Kilcummin, High Street, Belmont | €310,000 | 2012-02-27 |
| Kilcurma New Road, Tullamore | €315,000 | 2010-08-19 |
| Kildangan House, Durrow, Tullamore | €68,000 | 2011-08-17 |
| Kildangan, Durrow, Tullamore | €250,000 | 2025-11-06 |
| Kildangan, Tullamore, Co Offaly | €356,000 | 2020-08-14 |
| Kildangan, Tullamore, Offaly | €220,000 | 2015-10-16 |
| Kileenmore, Killeigh, Tullamore | €15,000 | 2020-05-07 |
| Kilfoylan, Tubber | €320,000 | 2017-01-20 |
| Kilfoylan, Tubber, Moate | €25,000 | 2022-08-03 |
| Kilgortin, Ballycowan, Tullamore | €235,000 | 2017-01-13 |
| Kilkeeran Cottage, Sweep Rd, Portarlington | €185,000 | 2018-08-31 |
| Kilkeeran, Portarlington | €83,500 | 2013-06-25 |
| Killaderry, Daingean | €120,000 | 2013-01-17 |
| Killaderry, Daingean, Co Offaly | €371,500 | 2024-10-30 |
| Killaderry, Daingean, Offaly | €180,000 | 2024-10-31 |
| Killaderry, Dangean, Co Offaly | €60,000 | 2018-01-11 |
| Killagally, Belmont, Birr | €160,000 | 2015-08-31 |
| Killaghantubber, Ballycumber, Offaly | €135,000 | 2024-07-17 |
| Killane, Edenderry | €115,000 | 2013-10-25 |
| Killane, Edenderry, Co Offaly | €340,000 | 2024-02-09 |
| Killane, Edenderry, Offaly | €190,000 | 2017-10-23 |
| Killashulan Cottage, Mucklagh, Tullamore Offaly | €151,250 | 2018-06-08 |
| Killaun, Killyon, Birr | €140,000 | 2011-07-07 |
| Killcappa, Cloneygowan, Tullamore | €100,000 | 2019-04-04 |
| Killcoursey, Clara, Co Offaly | €34,000 | 2022-04-05 |
| Killeen Lane, Killeen, Birr | €291,000 | 2021-08-23 |
| Killeen Road, Daingean, Co. Offaly | €300,000 | 2025-02-21 |
| Killeen View, Cloneyhurke, Portarlington | €225,000 | 2020-12-15 |
| Killeen, Birr, Offaly | €275,000 | 2025-05-07 |
| Killeen, Daingean, Co. Offaly | €166,000 | 2025-11-12 |
| Killeen, Daingean, Offaly | €150,000 | 2024-08-23 |
| Killeen, Portarlington | €195,000 | 2015-06-23 |
| Killeen, Riverstown | €25,000 | 2012-07-26 |
| Killeen, Riverstown, Birr | €215,000 | 2011-09-30 |
| Killeen, Riverstown, Offaly | €160,000 | 2022-03-04 |
| Killeenmore, Killeigh, Offaly | €50,000 | 2026-08-19 |
| Killeenmore, Killeigh, Tullamore | €365,000 | 2022-10-28 |
| Killeenmore, Killiegh, Tullamore | €345,000 | 2022-03-23 |
| Killeigh Post Office, Killeigh, Tullamore | €195,000 | 2025-10-30 |
| Killeigh Village, Killeigh, Co Offaly | €240,000 | 2025-05-30 |
| Killeigh, Co. Offaly | €160,000 | 2012-08-20 |
| Killeigh, Tullamore | €383,260 | 2025-07-04 |
| Killeigh, Tullamore, Co Offaly | €225,000 | 2020-12-21 |
| Killeigh, Tullamore, Offaly | €170,000 | 2025-04-16 |
| Killelary, Geashill, Tullamore | €246,000 | 2020-12-16 |
| Killellery, Geashill, Co.offaly | €190,000 | 2019-11-01 |
| Killina, Rahan, Offaly | €70,000 | 2015-09-07 |
| Killina, Rahan, Tullamore | €390,000 | 2026-08-31 |
| Killiskea, Tullamore, County Offaly | €55,000 | 2024-03-08 |
| Killmurragh, Moate, Westmeath | €680,000 | 2017-02-28 |
| Killnagall, Kilcormac, County Offaly | €85,000 | 2016-02-23 |
| Killoneen, Daingean | €80,000 | 2010-12-16 |
| Killoneen, Daingean, Offaly | €180,000 | 2014-02-07 |
| Killooley, Blueball, Tullamore | €195,000 | 2016-01-08 |
| Killoughey, Blueball, Tullamore | €215,000 | 2020-09-29 |
| Killoughy Cross, Blueball, Tullamore | €210,000 | 2020-09-30 |
| Killoughy, Ballyboy | €147,000 | 2012-11-26 |
| Killoughy, Blueball, Tullamore | €350,000 | 2020-12-18 |
| Killowen, Rhode, Offaly | €220,000 | 2017-06-09 |
| Killure, Rhode, Co Offaly | €185,000 | 2017-06-09 |
| Killurin Lane, Killurin, Killeigh | €556,000 | 2025-09-05 |
| Killurin Tullamore, Tullamore, Offaly | €295,000 | 2025-09-09 |
| Killurin, Blueball, Tullamore | €120,000 | 2023-07-19 |
| Killurin, Co. Offaly, R35 A384 | €180,000 | 2026-06-18 |
| Killurin, Killeigh, Tullamore | €370,000 | 2018-09-12 |
| Killurin, Tullamore, Co Offaly | €400,000 | 2023-08-24 |
| Killurine, Tullamore, Offaly | €80,000 | 2014-03-28 |
| Killygally, Belmont, Birr | €290,000 | 2023-11-08 |
| Killykeen, Charleville Rd, Tullamore | €410,000 | 2022-05-04 |
| Killynure, Arden Rd, Tullamore | €335,000 | 2024-10-07 |
| Killyon, Birr | €50,000 | 2012-07-06 |
| Killyon, Birr, Co Offaly | €328,000 | 2019-10-17 |
| Kilmaine, Clareen, Birr | €120,000 | 2014-02-07 |
| Kilmaine, Fortal, Birr | €300,000 | 2023-10-27 |
| Kilmalady Big, Clara, Co. Offaly | €171,000 | 2022-12-07 |
| Kilmalady, Clara | €142,000 | 2013-08-16 |
| Kilmalady, Clara, Offaly | €180,000 | 2016-10-06 |
| Kilmalogue Cross, Portarlington, County Offaly | €82,000 | 2015-12-17 |
| Kilmalogue Cross, Portarlington, Offaly | €175,000 | 2023-08-04 |
| Kilmalogue, Portarlington, Laois | €551,000 | 2025-10-31 |
| Kilmalogue, Portarlington, Offaly | €267,500 | 2023-10-24 |
| Kilmucklin House, Tullamore, Offaly | €160,000 | 2017-12-08 |
| Kilmucklin, Clara | €249,200 | 2012-09-27 |
| Kilmucklin, Clara, Co Offaly | €140,000 | 2014-12-09 |
| Kilmucklin, Clara, Offaly | €220,000 | 2020-11-09 |
| Kilmucklin, Tullamore, Offaly | €470,000 | 2025-11-18 |
| Kilmurray, Ballinagar, Tullamore | €270,000 | 2022-09-21 |
| Kilmurray, Tullamore | €57,500 | 2012-01-17 |
| Kilmurry, Tullamore, Co. Offaly | €215,000 | 2020-03-20 |
| Kilnabin, Tullamore Road, Clara | €35,000 | 2015-02-17 |
| Kilnabin, Tullamore, Offaly | €476,000 | 2022-10-11 |
| Kilnabinia, Claireach, Co Uibh Fhaili | €157,000 | 2020-10-29 |
| Kilnaborris House, Banagher, Offaly | €228,000 | 2017-04-07 |
| Kilnagall, Kilcormac, Offaly | €170,000 | 2026-06-29 |
| Kilnagarna Ballinahown, Ballinahown, Offaly | €140,000 | 2022-03-25 |
| Kilnagarna, Ballinahowen, Athlone | €25,000 | 2015-12-02 |
| Kilnagarna, Ballinahown | €645,000 | 2012-02-06 |
| Kilnagarna, Ballinahown, Athlone | €300,000 | 2021-04-21 |
| Kilnagarnagh, Ballinahown, Co Offaly | €700,000 | 2019-02-21 |
| Kilnagaul, Kilcormac, Co Offaly | €215,000 | 2025-03-28 |
| Kilnagolney, Ballinahown, Athlone | €175,000 | 2019-10-04 |
| Kilnagoolny, Ballinahowen, Co Offaly | €360,000 | 2024-04-15 |
| Kilnagoolny, Ballinahown, Co Offaly | €150,000 | 2018-09-17 |
| Kilnagooney, Ballinahown, Co. Offaly | €190,000 | 2022-04-28 |
| Kilnanny, Blueball, Tullamore | €525,000 | 2025-06-10 |
| Kilnmaine, Clareen, Birr | €135,000 | 2015-09-22 |
| Kilpatrick, Ballycumber | €46,000 | 2013-06-07 |
| Kilpatrick, Ballycumber, County Offaly | €200,000 | 2023-10-27 |
| Kilpatrick, Ballycumber, Offaly | €45,000 | 2020-03-23 |
| Kiltubbrid Island, Kilcormac, County Offaly | €320,000 | 2025-12-23 |
| Kiltubbrid Island, Kinnitty, Birr | €170,000 | 2014-03-14 |
| Kimore, Blueball, Tullamore | €65,000 | 2021-06-22 |
| Kincora Lodge, Ballycumber Rd Ferbane, Offaly | €152,500 | 2018-07-12 |
| Kincora, Ferbane, Co Offaly | €43,000 | 2025-10-31 |
| Kindoire, Kinnefad, Edenderry | €470,000 | 2022-04-13 |
| Kinnefad Edenderry, Edenderry, Offaly | €195,000 | 2015-12-14 |
| Kinnefad, Edenderry, Offaly | €250,000 | 2018-05-21 |
| Kinnitty, Birr, Offaly | €107,500 | 2021-02-10 |
| Kinnity Rd, Kilcormac, Birr | €82,000 | 2016-12-19 |
| Kinnity Rd, Kilcormac, Offaly | €90,000 | 2021-03-12 |
| Kishavanna, Edenderry, Offaly | €192,000 | 2018-07-13 |
| Knock, Derrygowley, Daingain | €300,000 | 2025-06-13 |
| Knockarlow, Clareen, Birr | €110,000 | 2012-01-13 |
| Knockaspur, Cloughjordan, Tipperary | €255,000 | 2023-05-23 |
| Knockaulin Dr, Ferbane, Offaly | €330,000 | 2026-02-12 |
| Knockaulin Drive, Ferbane, Co Offaly | €270,000 | 2025-12-01 |
| Knockballyboy, Ballinagar | €75,000 | 2010-10-27 |
| Knockballyboy, Daingean, Co. Offaly | €240,000 | 2025-02-12 |
| Knockballyboy, Daingean, Offaly | €175,000 | 2014-04-15 |
| Knockbarron, Kinnitty, Birr | €375,000 | 2025-09-02 |
| Knockbarron, Kinnitty, Offaly. | €385,000 | 2024-10-08 |
| Knockdrin, Rhode | €257,000 | 2014-08-22 |
| Knockdrin, Rhode, Co Offaly | €350,000 | 2024-08-08 |
| Knockdrin, Rhode, Offaly | €484,000 | 2026-08-14 |
| Knockearl House, Knockearl, Cloughjordan | €415,000 | 2024-11-15 |
| Knockearl, Cloughjordan, Tipperary | €276,000 | 2021-10-19 |
| Knockhill, Ballyboy, Kilcormac | €425,000 | 2021-04-30 |
| Knockowen Rd, Tullamore, Offaly | €380,000 | 2023-03-07 |
| Knockowen Road, Tullamore | €250,000 | 2019-06-20 |
| Knockowen Road, Tullamore, Co Offaly | €550,000 | 2023-10-09 |