Charles Campbell — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Butler-County, Ohio

Our Model Tree links this Charles Campbell across the 1920, 1930 and 1940 US Censuses in Butler-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 3-person household.

Age 50 b. ~1890 Male Head Born: Kentucky Married

1940 Census Record Details

Census Year	1940
Location	Butler-County, Ohio
Surname	Campbell
Given Name	Charles
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Kentucky
1935 Residence (City)	Hanover Township
1935 Residence (County)	Butler
Additional Details
Occupation	Grinder
Industry	in Railroad shop
Class of Worker	PW
Hours Worked	40
Income (1939)	400
Highest Grade	No 4
1935 Residence	Same Place
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky
Occupation	Grinder
Township / Ward	Hanover Township
Est. Birth Year	~1890

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 Charles	Age	Birth yr
Charles Campbell	Head	—	50	~1890
Clyde Campbell	Son	—	17	~1923
Minnie Campbell	Spouse	—	45	~1895

Census Appearances

1920

Butler, Ohio

Other, age 29

Butler, Ohio · implied b. ~1891 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Campbell
Given Name	Charlie
Relationship to Head	Boarder
Sex	M
Color / Race	White
Age	29
Marital Status	Single
Birthplace	Kentucky
Father's Birthplace	Kentucky
Mother's Birthplace	Kentucky
Occupation	none
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1930

Butler, Ohio

Head, age 40

Butler, Ohio · implied b. ~1890 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Campbell
Given Name	Charles
Relationship to Head	Head
Sex	M
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Kentucky
Age at First Marriage	32
Father's Birthplace	Kentucky
Mother's Birthplace	Kentucky
Occupation	Surface Grinder
Industry	Frogs Switch
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	Yes
Home Value / Rent	R
Radio Set	20.00
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1940

Butler-County, Ohio

Head, age 50

Butler-County, Ohio · implied b. ~1890 — 3 household members

Surname	Campbell
Given Name	Charles
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Kentucky
1935 Residence (City)	Hanover Township
1935 Residence (County)	Butler
Occupation	Grinder
Industry	in Railroad shop
Class of Worker	PW
Hours Worked	40
Income (1939)	400
Highest Grade	No 4
1935 Residence	Same Place
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

Model Tree

Linked across censuses

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

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This person

Anchor record

Charles Campbell

Head · 1940 · age 50 · b. ~1890 · Ohio

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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 — Butler-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03034-00033)

Line	Name	Age	Relation	Occupation	Birthplace
41	Frank Arnold	47	Head	Asst Foreman	Kentucky
42	Rose Arnold	39	Wife	—	Kentucky
43	Eugene Arnold	19	Son	Shearer-Punching	Kentucky
44	Margaret Arnold	15	Daughter	—	Ohio
45	Barbara Arnold	6	Daughter	—	Ohio
46	Samuel D. Noel	37	Head	Machine Room	Indiana
47	Elmer Mcdaniel	23	Nephew	Truck Driver	Tennessee
48	Esther Mcdaniel	24	Niece	—	Tennessee
49	Carl Morgan	39	Head	Beater Room	Kentucky
50	Grace Morgan	38	Wife	—	Kentucky
51	Pauline Morgan	16	Daughter	—	Ohio
52	Elsie May Morgan	15	Daughter	—	Ohio
53	Orville Stork	46	Head	Foreman Assembling Dept.	Ohio
54	Lucy Stork	41	Wife	—	Ohio
55	Elaine Stork	19	Daughter	—	Ohio
56	Fred Marwede	40	Head	Painter Boss	Germany
57	Louise A. Marwede	37	Wife	—	Germany
58	Frank D. Hauser	52	Head	Truck Driver	Ohio
59	Rose Hauser	45	Wife	Cleaning Lady	Ohio
60	Harold F. Hauser	25	Son	—	Ohio
61	Doris Jane Hauser	13	Daughter	—	Ohio
62	Louis Kelly	32	Head	Farm Trucking	Ohio
63	Marie Kelly	27	Wife	—	Ohio
64	Phyllis Kelly	11	Daughter	—	Ohio
65	Gertrude Kelly	9	Daughter	—	Ohio
66	Jo Ann Kelly	5	Daughter	—	Ohio
67	Edward Streit	26	Head	Spot Welder	Ohio
68	Verna May Streit	22	Wife	—	Ohio
69	C. M. Brinker	51	Head	—	Ohio
70	F. J. Wick	47	Boarder	Assembler	Ohio
71	Billy Lee Brinker	13	Son	—	Ohio
72	Stanley Bradley	30	Head	Service Station Laborer	Ohio
73	Annabella S. Bradley	27	Wife	—	Ohio
74	Charles Johnson	53	Head	Painter	Kentucky
75	Clara S. Johnson	49	Wife	—	Kentucky
76	Charles Roy Bailey	11	Grandson	—	Kentucky
77	Charles Campbell THIS PERSON	50	Head	Grinder	Kentucky
78	Minnie Campbell	45	Wife	—	No. Carolina
79	Clyde Campbell	17	Son	—	Kentucky
80	John L. Boyle	44	Head	Painting & Roofing	Ohio

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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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