John Boyle — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Butler-County, Ohio

Our Model Tree links this John Boyle across the 1920, 1930 and 1940 US Censuses in Butler-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1869), then head of a 4-person household.

Age 71 b. ~1869 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Butler-County, Ohio
Surname	Boyle
Given Name	John G.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	71
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Hanover Township
1935 Residence (County)	Butler
Additional Details
Occupation	Farm operator
Industry	Farm
Class of Worker	OA
Hours Worked	36
Income (1939)	0
Highest Grade	No 6
1935 Residence	Same Place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Farm Operator
Township / Ward	Hanover Township
Est. Birth Year	~1869

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
John Boyle	Head	—	71	~1869
Clara Boyle	Other	—	31	~1909
Charles Boyle	Son	—	32	~1908
Dorothy Boyle	Spouse	—	71	~1869

Census Appearances

1920

Butler, Ohio

Head, age 51

Butler, Ohio · implied b. ~1869 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Boyle
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Ireland
Mother's Birthplace	Ohio
Occupation	Farmer
Industry	General Farm
Class of Worker	OA
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	F
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Butler, Ohio

Head, age 61

Butler, Ohio · implied b. ~1869 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Boyle
Given Name	John C.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	61
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	22
Father's Birthplace	Irish Free State
Mother's Birthplace	Ohio
Occupation	Farmer
Industry	General farm
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Radio Set	R
Veteran	No
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Butler-County, Ohio

Head, age 71

Butler-County, Ohio · implied b. ~1869 — 4 household members

Surname	Boyle
Given Name	John G.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	71
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Hanover Township
1935 Residence (County)	Butler
Occupation	Farm operator
Industry	Farm
Class of Worker	OA
Hours Worked	36
Income (1939)	0
Highest Grade	No 6
1935 Residence	Same Place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links John Boyle 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 Boyle

Head · 1940 · age 71 · b. ~1869 · 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-t0627-03034-00034)

Line	Name	Age	Relation	Occupation	Birthplace
1	May Boyle	34	Wife	—	Ohio
2	John L. Boyle	22	Son	Calendar Helper	Indiana
3	James L. Boyle	17	Son	—	Indiana
4	Doris Mae Boyle	2	Daughter	—	Ohio
5	Jacob Breiner	60	Head	Plainer	Germany
6	Lena Breiner	53	Wife	—	Kentucky
7	Henry Breiner	29	Son	Press Operator	Kentucky
8	Francis Breiner	26	Daughter	—	Kentucky
9	Gus. E. Breiner	33	Head	Unloading Dept	Kentucky
10	Grace Breiner	35	Wife	—	Ohio
11	Patricia Breiner	12	Daughter	—	Ohio
12	William Breiner	9	Son	—	Ohio
13	Edmond Schwalm	42	Head	Electrician	Germany
14	Margaret Schwalm	42	Wife	—	Germany
15	James Schwalm	10	Son	—	Ohio
16	H. R. Dilg	70	Head	Accountant Treasurer	Ohio
17	Anna M. Dilg	64	Wife	—	Ohio
18	Robert J. Dilg	33	Son	Milk Driver	Ohio
19	Josephine Dilg	32	Daughter in law	—	Ohio
20	Robert John Dilg	11	Grand son	—	Ohio
21	Donilda M. Dilg	10	Grand Daughter	—	Ohio
22	Eva E. Greichen	27	Hired Girl	House Work	Ohio
23	Jacob E. Vizidom	61	Head	Farm Operator	Ohio
24	Edna S. Vizidom	60	Wife	—	Ohio
25	Irma Vizidom	28	Daughter	Teacher	Ohio
26	Fred Boyle	42	Head	Truck Mechanic	Ohio
27	Lucille Q. Boyle	36	Wife	—	Ohio
28	Betty Lou Boyle	14	Daughter	—	Ohio
29	Fred Jr. Boyle	12	Son	—	Ohio
30	Mary Agnes Boyle	11	Daughter	—	Ohio
31	John G. Boyle THIS PERSON	71	Head	Farm Operator	Ohio
32	Dorothy Boyle	71	Wife	—	Ohio
33	Charles G. Boyle	32	Son	Bank Teller	Ohio
34	Clara Boyle	31	Daughter in law	—	Ohio
35	Charles E. Huber	49	Head	Farm Operator	Ohio
36	Elizabeth Huber	55	Sister	—	Ohio
37	William E. Vogel	44	Head	Farm Operator	Ohio
38	Magdalene S. Vogel	40	Sister	—	Ohio
39	Earl Vogel	18	Son	—	Ohio
40	Robert D. Brusaw	50	Head	Welder	Indiana

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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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