Question: Thomas Jackson Calvert was educated at the school in what English county?

Context paragraphs:
Thomas Jackson Denson: Thomas Jackson Denson (January 20, 1863 – September 14, 1935) was a notable Alabama musician and singing school teacher within the Sacred Harp tradition.  He was the youngest of the four sons of the Levi Phillip Denson, a farmer, a gold miner in Arbacoochee, Cleburne County and a Methodist minister, and Julia Ann Jones Denson.  Thomas J. Denson was born in 1863 in Arbacoochee and named after Stonewall Jackson.  He was married to Amanda Burdette, a music and literary teacher, a singer, and song composer, until her death in 1910; she was the younger sister of Sidney Burdette, his brother's wife.  They had five children: two sons, Paine W. Denson and William Howard Denson; and three daughters, Anna Eugenia Denson, Maggie Francis Denson, and Jarusha (Aunt Rush/Ruth) Henrietta Denson.  In 1914, he married Lola Mahalia Akers, with whom he had three daughters: Violet Denson Hinton, Vera Denson Nunn, and Tommye Mahalia Denson Mauldin.

Thomas John Jackson: Thomas John Jackson (1792 – 1852) was a free African-American slave from Frederick County, Maryland, United States, who emigrated to Cape Palmas in the 19th century.  Thomas Jackson was one of the most prominent early Americo-Liberian and was among the early American settlers of Liberia.  Thomas Jackson is mentioned in the African Repository by the American Colonization Society and the Maryland State Colonization Society.

The Lost Squire of Inglewood: The Lost Squire of Inglewood is an Adventure story book of Thomas Jackson published in 1905 by Thomas Nelson and Sons, Ltd.  A review in "The Sydney Mail" explained that the book is about the adventures of two boys who run away from school and discover hidden tunnels in the forest from the days of Robin Hood.

Thomas Jackson Calvert: Calvert was born in 1775; educated at Kirkham Grammar School and St John's College, Cambridge; and ordained in 1800.  He held incumbencies at Holme-on-Spalding-Moor and Manchester Collegiate Church.

Thomas Jackson (Bishop-designate of Lyttelton): Thomas Jackson (1 September 1812 – 18 March 1886), was an English Anglican clergyman appointed in 1850 as Bishop Designate of the newly founded settlement of Lyttelton in New Zealand.  After disagreements with the New Zealand colonists, Jackson never took up the bishopric, and instead returned to England.

Mount Jackson (New Hampshire): Mount Jackson is a mountain located in Coos County, New Hampshire.  The mountain is named after Charles Thomas Jackson, New Hampshire's state geologist in the 19th century, and is part of the Presidential Range of the White Mountains.  Mount Jackson is flanked to the north by Mount Pierce, and to the southwest by Mount Webster.

James Calvert Spence College: James Calvert Spence College is a coeducational community school and sixth form located in Amble in the English county of Northumberland.  The school is named after Sir James Calvert Spence, a decorated war hero and paediatrician.

Anthony Jackson (actor): Anthony Thomas Jackson (18 February 1944 – 26 November 2006) was an English actor, who reached his widest audiences as founder of the eponymous ghost hiring agency in the long-running BBC children's comedy series "Rentaghost".  Jackson began his career with the Birmingham Repertory.  He studied at Rose Bruford College and won the BBC Radio Drama Award at the age of 21.  Later he joined the BBC Repertory and played at the Mermaid Theatre and the Nottingham Playhouse.

Kirkham Grammar School: Kirkham Grammar School is a selective, co-educational independent school in Kirkham, Lancashire, England.  It was founded in 1549.  Its roots can be traced back to the chantry school attached to St Michael's Church in the 13th century.  The school remained in the church grounds until it moved to occupy its present site on Ribby Road in 1911.  The front range of the school and the headmaster's house are recorded in the National Heritage List for England as a designated Grade II listed building.

Barnabas Oley: Barnabas Oley (1602–1686) was an English churchman and academic.  A royalist figure of the First English Civil War, he was also the first editor of George Herbert and Thomas Jackson, and a personal friend of Nicholas Ferrar.  In old age he was archdeacon of Ely for a year.

Supporting paragraphs: Thomas Jackson Calvert Kirkham Grammar School
Answer: Lancashire