He was born in Antrim, Ireland (3, 5). He was 38 years old when he was enlisted (3, 5 [37 in 1860]).
In 1860, he was living in ward 19, Philadelphia, Pennsylvania (5). He was a clerk, and owned $13,500 in real estate, and $500 in personal property (5). He was living with Sarah (presumably his wife), and with Mary, Anna, Clara, Sarah, Teresa (presumably his children), along with two others (5).
He was 5 feet 9-1/2 inches tall, and had a dark complexion, blue eyes, and dark hair (3).
He was enlisted and mustered into service on 22 November 1861 (1, 3). He was enlisted for three years, at Philadelphia, Pennsylvania, by C L Zinn (3). He was mustered in as a private in company H (1).
He was discharged at Camp Stanton, Washington, DC, on 11 March 1862 on surgeon's certificate of disability (1, 2, 3).
On 3 May 1862, he unsuccessfully applied for a pension (4, 6).
On 19 October 1864, his widow, Sarah McIlvaine, successfully applied for a pension (4, 6).
1 Bates, Samuel Penniman. History of Pennsylvania volunteers, 1861-5. Harrisburg: B. Singerly, state printer, 1869-71. 5 volumes. 'Ninety-first regiment', volume 3, pages 186-233. (In the roster) (Charles McIlvain)
2 company H, register of men discharged, #10 (Charles McIlain)
3 company H, descriptive roll, #78 (Chas McIlvaine)
4 pension index, by name (Charles McIlvaine)
5 1860 US census, Pennsylvania, Philadelphia, ward 19, microfilm series M653, film 1169, page 115 = 115 handwritten (Chas McIlvain)
6 pension index, by regiment, 91st PA Infantry, company H (Charles McIlvane)
[I did not find an entry for him in the Ancestry index to the 1890 veteran's census (searched May 2007)]
| line | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
| Dwelling number | 851 | ||||||||
| Family number | 933 | ||||||||
| Name | Chas McIlvain | Sarah | Mary | Anna | Clara | Sarah | Teresa | Mary Rea | Edgar " |
| Age | 37 | 30 | 14 | 5 | 3 | 2 | 5/12 | 14 | 8 |
| Sex | m | f | f | f | f | f | f | f | m |
| Color | |||||||||
| Occupation | " [sc. Clerk] | Servant | |||||||
| Value of real estate owned | 13,500 | ||||||||
| Value of personal estate | 500 | ||||||||
| Place of birth | Pa | Ireland | Pa |   | |||||
| Married within year | |||||||||
| Attended school within year | 1 | 1 | |||||||
| Cannot read & write | |||||||||
| Deaf, dumb, blind, etc. |