The townland of Tullywinny is in the parish of Loughgilly in Armagh County. It is not shown on the map.
The 1826 Schools Commission report describes the school in the townland:
"Tullywinny - A pay school under the care of Patrick Metcalf, of the Roman Catholic denomination, who was in receipt of 3d per week. The school was conducted in a thatched cabin but the number of scholars was not stated. "
PRONI records: OS/6/2/25/1 (Surveyed 1834-35. Engraved 1835.); OS/6/2/25/2 (Surveyed 1834-35. Engraved 1835. Revised 1860. Engraved 1863.); OS/6/2/25/3 (Surveyed 1834-35. Revised 1906. Published 1909. Reprinted 1931.); OS/6/2/25/4 (Surveyed 1834-35. Revised 1906. Levelled 1903-06.Published 1909. (2 copies - reprints 1952-1958).); OS/6/2/25/5 (Surveyed 1834-35. Revised 1906. Levelled 1903-06.Published 1909. Reprint 1931, 1935-1941 with stamped ref 2775 and 2776.); OS/6/2/25/6 (Surveyed 1906. Revised 1955-56. Levelled 1903 and1906. Published 1959. (2 copies).); VAL/1B/245A (1st valuation records.); VAL/12B/15/3A, VAL/12B/15/3B, VAL/12B/15/3C, VAL/12B/15/3D, VAL/12B/15/3E, VAL/12B/15/24D (Valuation annual revision list.); VAL/2B/2/38BC 1862 (Griffith valuation list.C 1862).