1865 US Military Pension files. Clayton's mother filed for pension. This means he was likely not married. Clayton Everham, Co.H, 138, PA Inf... name of Dependent, Mother, Sarah Everham. Filed April 22, 1865, application #90.755.

1. Elizabeth (b.1838)
2. Benjamin (b.1841)
3. Aaron (b.1844)
4. Margarretta (b.1846)
5. Rebecca (b.~1850)

1850 CENSUS Falls Twp., Bucks Co, PA -- Major Everham 58,... Sarah 39,.. Elizabeth 12 b.NJ,.. Benjamin 9 b.NJ,.. Clayton 8 b.NJ,.. Aaron 6 b.PA,.. Margerretta 4 b.PA. from this CENSUS alone, it looks like the family moved to PA about 1844, after Clayton's birth, (based on where the children's place of birth is noted.)

1860 CENSUS Falls Twp., Bucks Co., PA (Page 97, house #749).. "John H. Riley 23, b.NJ,.. Elizabeth Riley 23, b.NJ,.. Sarah P. Riley 4, b.PA,.. William H. Riley 0, b.PA,.. Sarah Everham 50, b.NJ.. Benjamin Everham 19, b.NJ,.. Clayton B. Everham 18, b.NJ,.. Aaron J. Everham 16,b .PA,.. Margaretta Everham 14, b.PA,.. Rebecca J. Everham 10, b.PA."

1864 Pvt. Clayton B. Evernham Co.H, 138th Pennsylvania Volunteer Infantry killed in action 5 Jun 1864 at Cold Harbor VA. Pennsylvania Roster Published 1870 Grave #451 (Sec. D) at Cold Harbor National Military Cemetery, Mechanicsville, Hanover County, Virginia.

Cold Harbor battle The Battle of Cold Harbor was fought during the American Civil War near Mechanicsville, Virginia, from May 31 to June 12, 1864, with the most significant fighting occurring on June 3rd. Clayton Evernham died on June 5th. It was one of the final battles of Union Lt. Gen. Ulysses S. Grant's Overland Campaign, and is remembered as one of American history's bloodiest, most lopsided battles. Thousands of Union soldiers were killed or wounded in a hopeless frontal assault against the fortified positions of Confederate General Lee's army.