not related. and i am sure that u have this, but to help others to help u- VAN VALKENBURG, JOHN J.; Private, U.S. Army 507th Parachute Infantry Regiment, 82nd Airborne Division
Date of Action: 6 June to 5 July 1944
ww2 enlistment Name (Original): VAN VALKENBURG JOHN J Military Service
16 Jan 1943
Birth Year: 1922 Birthplace: NEW YORK
Education Level: 2 years of high school
Civilian Occupation: General industry clerks
Marital Status: Single, with dependents

jan 2013 u posted that his mother was mary and brothers joseph, william

possibilities
Census
1915 easton, washington co
earl 1891
mary 1891
wm earl1913
rita1907 i couldnt download this and think dob is a transcriber error.

1920 albany Earl Van Valkenburg Head M 28 New York
Mary Van Valkenburg Wife F 28 New York
Earl Van Valkenburg Son M 6 New York
Rita Van Valkenburg Daughter F 5 New York
William Pricci Brother-in-law M 23 Italy (pricco ? in albany 1930, with lillian, no kids)
Lillian Pricci Sister F 20 New York

1930 albany
Earl Vanvalkenberge Head M 38 New York
Mary Van Valkenburge Wife F 39 New York
Earl Van Valkenburge Son M 17 New York
Rita Van Valkenburge Daughter F 15 New York
John Van Valkenburge Son M 7 New York
Joseph Van Valkenburge Son M 5 New York
Rose Marie Van Valkenburge Daughter F 0 New York
Delores Van Valkenburge Daughter F 3 New York

i think earl died may 1933 see fultonhistory.com Schenectady NY Gazette 1933 Grayscale - 2011.pdf
... ALBANY, May 7 (Special).—Earl Van Valkenburg, father of seven children, was found dead early to- day ...(jan 2013 u posted his address 214 second st- this was address given for earl, died carbon monoxide poisoning , working on running truck) you could contact library albany and attempt to get obit, or u could send for his death cert.

Event Date: 1940
Event Place: Ward 2, Albany, Albany City, Albany, New York, United States
Mary Van Valkenburg Head F 49 New York
William E Van Valkenburg Son M 27 New York (no doubt the "earl" of 1930)
John Van Valkenburg Son M 17 New York
Joseph Van Valkenburg Son M 15 New York
Dolores Van Valkenburg Daughter F 13 New York
Rosemarie Van Valkenburg Daughter F 10 New York
Elaine Van Valkenburg Daughter F 8 New York
Frances Van Valkenburg Daughter F 7 New York

part of josephs obit
Joseph W. Van Valkenburg, age 85, a resident of the Vermont Veterans Home in Bennington, and former longtime resident of the Albany, N.Y. area, died on April 18, 2010 following a long illness. Born in Albany, January 30, 1925, the son of the late Earl and Mary (Goodman) Van Valkenburg and educated in Albany schools. Joseph had worked for the New York Central Railroad and later as an auto mechanic and gasman. He served in the Army during World War II etc - names sisters rosemary and frances. etc for the rest, go to www.legacy.com/...albany/obituary.aspx?...vanvalkenburg.

Draft Registration1917-1918 Earl Van Valkenburg Albany City no 1, New York, States
Birth Date: 20 Apr 1891 Birthplace: Stuyvensant, New York, (columbia county)

http://archiver.rootsweb.ancestry.com/th/read/VALKENBURG/200... has earl one of 10 or 11 kids of lambert (b abt 1847 to henry 1/21/1798 and sarah ) and sabrina hoose. i have no confirmation of this, nor that your paratrooper is earls son w/o death cert or obit, but he fits. have u contacted the local historical society?