1840 U.S. Federal Census (749)
Ira Countryman Household
Varick Township, Seneca County, New York
Ira Countryman, a: 30–40
+Female, a: 30–40 (Elen Voorhees)
Female, a: 15–19 (Catherine Countryman)
Female, a: 15–19 (Elizabeth Countryman)
Male, a: 10–15 (Andrew J. Countryman)
Male, a: 5–9 (Joseph Countryman)
Male, a: 5–9 (John Countryman)
Male, a: 5–9 (Gideon Countryman)
Male, a: < 5 (Martin V. Countryman)
Male, a: < 5 (George Washington Countryman)

1850 U.S. Federal Census (750)
Isaac Countryman Household
Varick Township, Seneca County, New York
16 Sep 1850
Isaac Countryman, a: 50, b: New Jersey (Laborer)
Martin Countryman, a: 15, b: New York
George Countryman, a: 12, b: New York

1860 U.S. Federal Census (761)
Romulus, Seneca County, New York
9 Jul 1860
David Vancourt, a: 41, b: New York
+Emily Vancourt, a: 36, b: Seneca County, New York
Children: 7 minor Vancourt children
John McDaniel, a: 33 (Farm Laborer)
Geo Countryman, a: 21, b: Seneca County, New York (Farm Laborer)

The David Vancourt household was at Dwelling 612. The Elijah Nizely household was at Dwelling 608:
Elijah Nizely, a: 34, b: Seneca, New York, USA (Black Smith)
Sarah Nizely, a: 32, b: Seneca, New York, USA
Amelia Nizely, a: 13, b: Seneca, New York, USA
George Washington Countryman and Amelia Nizely married in 1864.
(Note: The enumerator appears to have recorded county of birth for those born in New York.)

1870 U.S. Federal Census (542)
George Washington Countryman Household
Ovid, Seneca County, New York
13 Jun 1870
George W. Countryman, a: 33, b: New York (Stone Mason)
+Amelia Countryman (Kniseley) a: 24, b: New York
William L. Countryman a: 5, b: New York
Frederick G. Countryman a: 3, b: New York
Emma J. Countryman a: 2, b: New York
Samuel E. Countryman, a: 11/12, b: New York
Amelia Countryman: Real estate value: $1,200 and Personal estate: $150

1880 U.S. Federal Census (362)
George Washington Countryman Household
Garfield Township, Pawnee County, Kansas
4 Jun 1880
George Countryman, a: 41, b: New York (Brick Mason)
    Father b: Pennsylvania, Mother b: Pennsylvania
+Amelia Countryman (Kniseley), a: 33, b: New York
    Father b: New York, Mother b: New York
William L. Countryman, a: 15, b: New York (Herder)
Frederick G. Countryman, a: 13, b: New York (Farm Hand)
Emma J. Countryman, a: 12, b: New York
Samuel E. Countryman, a: 11, b: New York
John V. Countryman, a: 9, b: New York
George W. Countryman, a: 6, b: New York
Katharine Countryman, a: 4, b: New York

1885 Kansas State Census (762)
George Countryman Household
Garfield Township, Pawnee County, Kansas
George Countryman, a: 46, b: New York (Stone Mason)
+Amelia Countryman, a: 38, b: New York
William L. Countryman, a: 20, b: New York
Fred G. Countryman, a: 18, b: New York
Emma Jane Countryman, a: 17, b: New York
Sam E. Countryman, a: 15, b: New York
John V. Countryman, a: 13, b: New York
George W. Countryman, a: 11, b: New York
Catherine Countryman, a: 9, b: New York
Charles E. Countryman, a: 2, b: Kansas

1895 Kansas State Census
George W. Countryman Household
Garfield Township, Pawnee County, Kansas
1 Mar 1895
George W. Countryman, a: 56, b: New York (Farmer)
+Amelia Countryman, a: 49, b: New York
E. Jane Countryman, a: 28, b: New York
S. E. Countryman, a: 25, b: New York
G. W. Countryman, a: 21, b: New York
Catherine E. Countryman, a: 19, b: New York
Charles E. Countryman, a: 13, b: Kansas

1900 U.S. Federal Census (363)
George Washington Countryman Household
Garfield, Pawnee County, Kansas
11 Jun 1900
George W. Countryman, a: 68, b: New York (Brick Mason)
    Father b: Pennsylvania, Mother b: New Jersey
+Amelia Countryman, a: 55, b: Jan 1845, New York
    Father b: Pennsylvania, Mother b: New York
Samuel Countryman, a: 28, b: Jan 1872 New York
George Countryman, a: 26, b: Dec 1873 New York
Charles E. Countryman, a: 18, b: Apr 1882 Kansas

1910 U.S. Federal Census (364)
George Washington Countryman Household
Garfield Township, Pawnee County, Kansas
25 Apr 1910
George W. Countryman, a: 71, b: New York (Farmer)
    Father b: Pennsylvania, Mother b: New Jersey
+Amelia Countryman, a: 64, b: New York
    Father b: New York, Mother b: New York