John Cunningham — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Major-County, Oklahoma

Our Model Tree links this John Cunningham across the 1920, 1930 and 1940 US Censuses in Major-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Hugh & Ella — first a head (b.~1896), then head of a 3-person household.

Age 44 b. ~1896 Male Head Born: Oklahoma Married

1940 Census Record Details

Census Year	1940
Location	Major-County, Oklahoma
Surname	Cunningham
Given Name	John A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Oklahoma
1935 Residence (City)	North Cimmaron Township
1935 Residence (County)	Major
Additional Details
Occupation	Farmer
Industry	Farm
Class of Worker	E
Hours Worked	18
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Oklahoma
Birth Country	United States
Birthplace (normalized)	oklahoma
Occupation	Farmer
Township / Ward	North Cimmaron Township
Est. Birth Year	~1896

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 Cunningham	Head	—	44	~1896
Gene Cunningham	Son	—	7	~1933
Stella Cunningham	Spouse	—	44	~1896

Census Appearances

1920

Major, Oklahoma

Son, age 24

Major, Oklahoma · implied b. ~1896 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cunningham
Given Name	John D
Relationship to Head	Son
Sex	M
Color / Race	White
Age	24
Marital Status	Married
Birthplace	Oklahoma
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Occupation	Farmer
Industry	General Farm
Class of Worker	OA
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Oklahoma
Birth Country	United States
Birthplace (normalized)	oklahoma

1930

Major, Oklahoma

Head, age 34

Major, Oklahoma · implied b. ~1896 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cunningham
Given Name	John D
Relationship to Head	Head
Sex	M
Color / Race	White
Age	34
Marital Status	Married
Birthplace	Oklahoma
Age at First Marriage	24
Father's Birthplace	Illinois
Mother's Birthplace	Illinois
Occupation	Farmer
Industry	General Farm
Class of Worker	OA
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	600
Veteran	No
Birth State	Oklahoma
Birth Country	United States
Birthplace (normalized)	oklahoma

1940

Major-County, Oklahoma

Head, age 44

Major-County, Oklahoma · implied b. ~1896 — 3 household members

Surname	Cunningham
Given Name	John A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	44
Marital Status	Married
Birthplace	Oklahoma
1935 Residence (City)	North Cimmaron Township
1935 Residence (County)	Major
Occupation	Farmer
Industry	Farm
Class of Worker	E
Hours Worked	18
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Oklahoma
Birth Country	United States
Birthplace (normalized)	oklahoma

Model Tree

Model Tree available

Our Model Tree links John Cunningham across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hugh Cunningham (~0.92 confidence) and mother Ella Cunningham (~0.92 confidence) and mother Stella Cunningham (~0.50 confidence). The pedigree spans 1 generation with 3 identified ancestors.

Show:

Gen 1 Parents confidence ≈ 0.78

Father

Hugh Cunningham

b. ~1861

Source father

● Household · direct · ~0.92

Mother

Ella Cunningham

b. ~1868

Source mother

● Household · direct · ~0.92

Mother

Stella Cunningham

b. ~1896

Source mother

● Household · direct · ~0.5

This person

Anchor record

John Cunningham

Head · 1940 · age 44 · b. ~1896 · Oklahoma

★ You are viewing this record

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

Original Census Page

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

Page Contents

31 people indexed on this census page (nara:1940:m-t0627-03310-00722)

Line	Name	Age	Relation	Occupation	Birthplace
1	Mary E. Baumgarner	28	Wife	—	Oklahoma
2	Harry L. Baumgarner	5	Son	—	Oklahoma
3	Linda S. Baumgarner	1	Daughter	—	Oklahoma
4	Frank W. Crow	31	Head	Farmer	Oklahoma
5	Francis M. Crow	26	Wife	—	Oklahoma
6	Frank W. Crow	4	Son	—	Oklahoma
7	Betty M. Crow	2	Daughter	—	Oklahoma
8	Mabel M. Crow	1	Daughter	—	Oklahoma
9	Carl A. Dirksen	54	Head	Farmer	Germany
10	Lucille M. Dirksen	53	Wife	—	Kansas
11	Albert S. Dirksen	22	Son	Farmer	Oklahoma
12	Harvey W. Dirksen	19	Son	—	Oklahoma
13	John A. Dirksen	16	Son	—	Oklahoma
14	Alice M. Dirksen	9	Daughter	—	Oklahoma
15	August W. Dirksen	9	Son	—	Oklahoma
16	Paul O. Gregory	28	Head	Farmer	Oklahoma
17	Viola M. Gregory	27	Wife	—	Oklahoma
18	Pauline M. Gregory	8	Daughter	—	Oklahoma
19	Rex L. Gregory	6	Son	—	Oklahoma
20	Wayne Gregory	3	Son	—	Oklahoma
21	Ivan E. Hall	42	Head	Farmer	Kansas
22	Helen M. Hall	36	Wife	—	Nebraska
23	Merl L. Hall	15	Son	—	Oklahoma
24	Everett D. Reynolds	37	Head	Farmer	Oklahoma
25	Susie E. Reynolds	35	Wife	—	Oklahoma
26	Donna Marie Reynolds	14	Daughter	—	Oklahoma
27	Nellie Joyce Reynolds	8	Daughter	—	Oklahoma
28	Janice L. Reynolds	3	Daughter	—	Oklahoma
29	John A. Cunningham THIS PERSON	44	Head	Farmer	Oklahoma
30	Stella L. Cunningham	44	Wife	—	Oklahoma
31	Gene L. Cunningham	7	Son	—	Oklahoma

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Pedigree Summary

John

Gen 1 · 3 parents ~0.78

Max depth 4 (1900–1950 window)

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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