John Keller — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Wells-County, North Dakota

Our Model Tree links this John Keller across the 1930 and 1940 US Censuses in Wells-County, North Dakota (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 8-person household.

Age 58 b. ~1882 Male Head Born: Russia Married

1940 Census Record Details

Census Year	1940
Location	Wells-County, North Dakota
Surname	Keller
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Russia
1935 Residence (City)	Fram
1935 Residence (County)	Wells
Naturalization Status	Naturalized
Additional Details
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Russia
Birthplace (normalized)	russia
Occupation	Farmer
Township / Ward	Fram
Est. Birth Year	~1882

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
Rose Keller	Daughter	—	10	~1930
Teresa Keller	Daughter	—	14	~1926
Julia Keller	Daughter	—	12	~1928
John Keller	Head	—	58	~1882
Casper Keller	Son	—	18	~1922
John Keller	Son	—	16	~1924
Mike Keller	Son	—	17	~1923
Mary Keller	Spouse	—	53	~1887

Census Appearances

1930

Wells, North …

Head, age 45

Wells, North Dakota · implied b. ~1885 — 12 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Keller
Given Name	John J.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Russia
Naturalization Status	Naturalized
Year of Immigration	1894
Age at First Marriage	20
Father's Birthplace	Russia
Mother's Birthplace	Russia
Occupation	Farmer
Industry	General Farm
Class of Worker	O
Can Read/Write	No
Mother Tongue	German
Home Owned/Rented	O
Radio Set	R
Veteran	No
Birth Country	Russia
Birthplace (normalized)	russia

1940

Wells-County, North …

Head, age 58

Wells-County, North Dakota · implied b. ~1882 — 8 household members

Surname	Keller
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Russia
1935 Residence (City)	Fram
1935 Residence (County)	Wells
Naturalization Status	Naturalized
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Russia
Birthplace (normalized)	russia

Model Tree

Linked across censuses

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

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This person

Anchor record

John Keller

Head · 1940 · age 58 · b. ~1882 · North Dakota

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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 — Wells-County, North Dakota Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03018-00138)

Line	Name	Age	Relation	Occupation	Birthplace
41	Walter Hovland	29	Son	Labor Section	N. Dak.
42	Anton Hovland	65	Brother	—	Norway
43	Johnnie Johnson	37	Head	Farmer	N. Dak.
44	Elva Johnson	35	Wife	—	Michigan
45	Howard Johnson	10	Son	—	N. Dak.
46	Joyce Johnson	8	Daughter	—	N. Dak.
47	Alma Johnson	6	Daughter	—	N. Dak.
48	Sjurte Kro	77	Head	Farmer	Norway
49	Serina Kro	79	Wife	—	Norway
50	Ole Kro	52	Son	Farmer	Iowa
51	Mike Bertsch	45	Head	Farmer	Russia
52	Ida Bertsch	38	Wife	—	N. Dak.
53	Barbara Bertsch	17	Daughter	—	N. Dak.
54	Helen Bertsch	13	Daughter	—	N. Dak.
55	Helen Bertsch	13	Daughter	—	N. Dak.
56	Allan Hidman\|Lidman	50	Head	Farmer	N. Dak.
57	Katrine Hidman\|Lidman	46	Wife	—	Russia
58	Peter Hidman\|Lidman	18	Son	Labor	N. Dak.
59	Annie Hidman\|Lidman	16	Daughter	—	N. Dak.
60	Eva Hidman\|Lidman	14	Daughter	—	N. Dak.
61	Edward Hidman\|Lidman	12	Son	—	N. Dak.
62	Herman Hidman\|Lidman	10	Son	—	N. Dak.
63	Joseph Hidman\|Lidman	8	Son	—	N. Dak.
64	Regina Hidman\|Lidman	5	Daughter	—	N. Dak.
65	Anna Vahland	69	Head	—	Norway
66	Kenneth Vahland	28	Son	Labor	N. Dak.
67	Stella Bertsch	32	Daughter	—	N. Dak.
68	Harriet Bertsch	5	Granddaughter	—	N. Dak.
69	Roger Bertsch	3	Grandson	—	N. Dak.
70	Allen Bertsch	1	Grandson	—	Minnesota
71	John Keller THIS PERSON	58	Head	Farmer	Russia
72	Mary Keller	53	Wife	—	Russia
73	Casper Keller	18	Son	Labor	N. Dak.
74	Mike Keller	17	Son	Labor	N. Dak.
75	John Keller	16	Son	Labor	N. Dak.
76	Teresa Keller	14	Daughter	—	N. Dak.
77	Julia Keller	12	Daughter	—	N. Dak.
78	Rose Keller	10	Daughter	—	N. Dak.
79	Peter Olson	64	Head	Farmer	Minnesota
80	Emma Olson	55	Wife	—	Norway

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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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