John Mckinney — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Mayes-County, Oklahoma

Our Model Tree links this John Mckinney across the 1920, 1930 and 1940 US Censuses in Mayes-County, Oklahoma (XGBoost, ~Confirmed) — first a head (b.~1863), then head of a 3-person household.

Age 77 b. ~1863 Male Head Born: Missouri Married

1940 Census Record Details

Census Year	1940
Location	Mayes-County, Oklahoma
Surname	McKinney
Given Name	John F.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	77
Marital Status	Married
Birthplace	Missouri
1935 Residence (City)	Rural
1935 Residence (County)	Mayes
Additional Details
Occupation	farmer
Industry	farming
Class of Worker	OA
Hours Worked	20
Income (1939)	0
Highest Grade	No 8
1935 Residence	Oklahoma
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri
Occupation	Farmer
Township / Ward	Hogan Township
Est. Birth Year	~1863

Household Members

Census records only state relationship to the household head. Pairwise kinship is derived (~90–95% accurate), not recorded. Step/blended families and boarders can break it.

3 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to John	Age	Birth yr
John Mckinney	Head	—	77	~1863
Estama Mckinney	Spouse	—	73	~1867
Loyd Mckinney	Son	—	36	~1904

Census Appearances

1920

Mayes, Oklahoma

Head, age 56

Mayes, Oklahoma · implied b. ~1864 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McKinney
Given Name	John S.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	56
Marital Status	Married
Birthplace	Missouri
Father's Birthplace	Tennessee
Mother's Birthplace	Missouri
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	F
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1930

Mayes, Oklahoma

Head, age 67

Mayes, Oklahoma · implied b. ~1863 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McKinney
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	67
Marital Status	Married
Birthplace	Missouri
Age at First Marriage	24
Father's Birthplace	Kentucky
Mother's Birthplace	Missouri
Occupation	Farmer
Industry	General farm
Class of Worker	O
Can Read/Write	Yes
Home Owned/Rented	R
Veteran	No
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

1940

Mayes-County, Oklahoma

Head, age 77

Mayes-County, Oklahoma · implied b. ~1863 — 3 household members

Surname	McKinney
Given Name	John F.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	77
Marital Status	Married
Birthplace	Missouri
1935 Residence (City)	Rural
1935 Residence (County)	Mayes
Occupation	farmer
Industry	farming
Class of Worker	OA
Hours Worked	20
Income (1939)	0
Highest Grade	No 8
1935 Residence	Oklahoma
Birth State	Missouri
Birth Country	United States
Birthplace (normalized)	missouri

Model Tree

Linked across censuses

Our Model Tree links John Mckinney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

John Mckinney

Head · 1940 · age 77 · b. ~1863 · Oklahoma

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Mayes-County, Oklahoma Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03311-00538)

Line	Name	Age	Relation	Occupation	Birthplace
1	Eliza Smith	57	Head	Farmer	Arkansas
2	Murray Smith	27	Son	Laborer	Oklahoma
3	Carl Smith	16	Son	—	Oklahoma
4	Cecil Smith	15	Son	Laborer	Oklahoma
5	Lawrence Smith	28	Son	Laborer	Oklahoma
6	A. B. Garner	35	Head	Farmer	Arkansas
7	Earia Garner	35	Wife	—	Oklahoma
8	Ethel Garner	13	Daughter	—	Oklahoma
9	James Garner	9	Son	—	Oklahoma
10	William Garner	7	Son	—	Oklahoma
11	Verlyn Garner	6	Son	—	Oklahoma
12	Imogene Garner	4	Daughter	—	Oklahoma
13	Alvin Garner	1	Son	—	Oklahoma
14	Susie Garner	12	Daughter	—	Oklahoma
15	John F. Mckinney THIS PERSON	77	Head	Farmer	Missouri
16	Estama Mckinney	73	Wife	—	Missouri
17	Loyd Mckinney	36	Son	Farmer	Missouri
18	Arlie Arms	54	Head	Farmer	Tennessee
19	Della Arms	49	Wife	—	Missouri
20	Delores Arms	13	Daughter	—	Oklahoma
21	Betty L. Arms	11	Daughter	—	Oklahoma
22	Logan Jones	38	Head	Common Labor	Arkansas
23	Mabel Jones	30	Wife	—	Oklahoma
24	Marlow Jones	8	Son	—	Oklahoma
25	Mildred Jones	5	Daughter	—	Oklahoma
26	Rosetta Jones	2	Daughter	—	Oklahoma
27	Norma Jones	12	Daughter	—	Oklahoma
28	Floyd Caskey	33	Head	Cook	Oklahoma
29	Bessie Caskey	21	Wife	—	Oklahoma
30	Wilma Caskey	1	Daughter	—	Oklahoma
31	Berta Sinor	54	Head	—	Missouri
32	Judon Sinor	22	Son	Farm Labor	Oklahoma
33	Edward Sinor	19	Son	Comm Labor	Oklahoma
34	Roy Sinor	17	Son	Farm Labor	Oklahoma
35	Billy Sinor	13	Son	—	Oklahoma
36	Leon Sinor	32	Son	Camp Waiter Steel Worker	Arkansas
37	Verbie Sinor	24	Daughter-in-law	—	Missouri
38	Billie M. Sinor	6	Daughter	—	Oklahoma
39	Lester Littlefield	52	Head	Common Labor	Oklahoma
40	Wilma Littlefield	30	Wife	—	Oklahoma

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.

Source: National Archives and Records Administration (NARA)

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