| Location
Tullyogallaghan is a townland of 501 statute acres, 1 rood and 3 perches about three miles south-east of Newtownhamilton. It is bounded on the north by Outlecken (Ballymore Parish), on the east by Loughgilly Parish, on the south by Ummerinvore and Dorsey Hearty and on the east by Carrickrovaddy. In the Tithe Applotment Books of 1825 the total area of the townland is shown as 207 acres, 3 roods and 7 perches (Plantation Irish measure) Name of townland Tullach Uí Cheallacháin, "O'Callaghan's hill" (1). In the 1766 Census of Creggan the townland is called 'Tollygallaghan', thereafter 'Tullyogallaghan'. Valuation Although the decimalisation of the currency was introduced only in 1971, all of the valuations in the following table have been converted from £sd for convenience.
The 1837 Townland Valuation recorded only houses worth £5 or more a year. There were no houses of that valuation in the townland. Griffiths Valuation records the owner of the land as Walter McGeough Bond. Census of Ireland 1901 The Census enumerated 97 people in 22 households, a ratio of 4.4 people per household. The households occupied a total of 49 rooms; a ratio of 2.2 rooms per household and 2 people per room. One of the households occupied 4 rooms, four occupied 3 rooms, sixteen occupied 2 rooms and one occupied a single room. Native Irish Speakers There was one native Irish speakers; Owen McCreesh, farmer, 70, born Co Armagh. Population Decline The following table sets out the number of houses and population enumerated in the townland in each of the 11 Censuses held between 1841 and 1951.
In the period of 110 years, the number of households dropped by 77.2% and the population by 79.9%. Names of House and land Holders (2) The following table sets out the names of those who owned or rented houses and land in the townland at the time the official valuation record or population census was compiled. |
| 1766 | 1825 | 1864 | 1901 | 1935 | 1957 | 1974 |
| Households &c | Households | Households | Households | Households | Households | |
| McGeany Neal | Cumming James | Delaney James | Bryce Susan | Boyle Mary | Boyle William | Burke Joseph |
| Dalany Anthony | Hughes Francis | Delaney Anne | Deighan Felix | Burke Joseph | Cleery mary | |
| Dalany Patk | Irwin Jane | Kelly John | Doran Peter | Cleery mary | Doherty H. | |
| Feenan Art | Kelly Mary | Kelly Michael | Kelly Felix | Doherty H. | Johnston Eugene | |
| Hughes James | Kelly Michael | Kelly Michael | Kelly John | Harvey Catherine | Kelly Felix | |
| Irwin Willm | Kelly Peter | Kelly Terence | Kelly Michael | Johnston Eugene | Leaman Mary | |
| Kelly Bryan | Kelly Terence Jun. | Markey James | Kelly Terence | Kelly Bernard | McCreesh James | |
| Kelly Michl | Kelly Terence Sen. | Markey Thomas | Lennon Patrick | Kelly Felix | Murphy Thomas | |
| Kelly Patk | Kinney Patrick | McCoy James | Mackin Peter | Leaman Mary | Simpson J. | |
| Kenedy James | Loughran Thomas | McCoy Mary | Markey Peter | Markey Michael | Taggart Annie | |
| Kenny Arthur | Macken Henry | McCreesh James | Markey Sarah | McCoy J. | Taggart Patrick | |
| Kenny Henry | Macken Michael | McCreesh John | McCoy Terence | McCreesh James | Taggart Patrick | |
| Macken Mary | Macken Peter | McCreesh Michael | McCreesh Francis | McCreesh Thomas | Walsh Desmond | |
| Macken Michl | Macstay Denis | McCreesh Owen | McCreesh Thomas | McMerry O. | ||
| Macken Peter | Mageeny Bridget | McCreesh Peter | McCreesh Thomas | Murphy Thomas | Land | |
| Macstay John | Markey Michael | McCreesh Thomas | Murphy James E. | Simpson J. | Burke P.J. | |
| Magee Bryan | McConville Patrick | Mullan James | Murphy Sarah | Taggart Patrick | Kelly Brendan | |
| Mallon Hugh | McCoy Bryan | Murphy Sarah | Toal Catherine | Kelly John | ||
| Mallon James | McCoy Hugh | O'Neil Patrick | Land | Kelly Michael | ||
| McConvill Denis | McCreesh Felix | Rice Patrick | Land | Johnston John J. | Kelly Redmond | |
| McCoy Owen | McCreesh Francis | Toal Patrick | Kelly Raymond | Kelly Michael | Markey Annie | |
| McCreesh Owen | McCreesh Michael | Traynor John | Markey Bridget | Kelly Redmond | Markey Annie Jun. | |
| McCreesh Peter | McCreesh Owen | McCreesh James | Lennon Patrick | McCoy J. | ||
| McCreesh Thomas | McCreesh Patrick Jun. | McGeough Reps R.J. | Markey Annie | McCreesh Owen F. | ||
| McCreesh Wd of Ts | McCreesh Patrick Sen. | Muckran Thomas | Markey Annie Jun. | McGeough Reps R.J. | ||
| Quinn Cormick | McCreesh Thomas | Murphy Francis | McCoy Terence | Quinn J. | ||
| Smith Frank & Paul | Mullan James | Robb William | McCreesh Michael | Walsh Robert | ||
| Smith Henry | O'Neill Thomas | Watters Peter | McGeough Reps R.J. | Watters Bernard | ||
| Wolf Abraham | Smith Hugh | Quinn J. | Watters Peter J. | |||
| Smith Mary (Frank) | Robb William | |||||
| Smith Mary (Michael) | Walsh Robert | |||||
| Watters Peter | ||||||
| Land | Watters Peter J. | |||||
| Kelly Bridget | ||||||
| Magee Michael | ||||||
| Magee Patrick | ||||||