Harry Mitchell — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Montgomery-County, Ohio

Our Model Tree links this Harry Mitchell across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 5-person household.

Age 55 b. ~1885 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Montgomery-County, Ohio
Surname	Mitchell
Given Name	Harry J.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton
1935 Residence (County)	Montgomery
Additional Details
Occupation	Toolmaker
Industry	Cash Registers
Class of Worker	PW
Hours Worked	40
Income (1939)	2340
Highest Grade	H-1
1935 Residence	Same house
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Toolmaker
Township / Ward	Dayton
Est. Birth Year	~1885

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.

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

Name	Relation to head	Relative to Harry	Age	Birth yr
Harry Mitchell	Head	—	55	~1885
Lulu Mitchell	Spouse	—	51	~1889
Ruth Mitchell	Daughter	—	16	~1924
Joan Mitchell	Daughter	—	13	~1927
John Mitchell	Son	—	17	~1923

Census Appearances

1920

Montgomery, Ohio

Head, age 35

Montgomery, Ohio · implied b. ~1885 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mitchell
Given Name	Harry J.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Tennessee
Mother's Birthplace	Ohio
Occupation	Tool maker
Industry	Cash registers
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Montgomery, Ohio

Head, age 45

Montgomery, Ohio · implied b. ~1885 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mitchell
Given Name	Harry J
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	24
Father's Birthplace	Tennessee
Mother's Birthplace	Ohio
Occupation	Tool maker
Industry	Cash Register
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	35.00
Radio Set	R
Veteran	No
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Montgomery-County, Ohio

Head, age 55

Montgomery-County, Ohio · implied b. ~1885 — 5 household members

Surname	Mitchell
Given Name	Harry J.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton
1935 Residence (County)	Montgomery
Occupation	Toolmaker
Industry	Cash Registers
Class of Worker	PW
Hours Worked	40
Income (1939)	2340
Highest Grade	H-1
1935 Residence	Same house
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

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

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This person

Anchor record

Harry Mitchell

Head · 1940 · age 55 · b. ~1885 · 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 — Montgomery-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03256-00368)

Line	Name	Age	Relation	Occupation	Birthplace
1	Anna M. Sullivan	56	Wife	—	Ohio
2	Rhoda Sullivan	26	Daughter	Bookkeeper	Ohio
3	Kathleen Sullivan	19	Daughter	Elevator Girl	Ohio
4	John W. Sullivan	17	Son	—	Ohio
5	Norma A. Sullivan	16	Daughter	—	Ohio
6	John J. Miller	74	Head	Operator Mfg	Ohio
7	Leo Miller	46	Son	Machinist	Ohio
8	Sylvester Miller	38	Son	Toolmaker	Ohio
9	Raymond Kleinhans	36	Head	Grocer Owner	Ohio
10	Mabel Kleinhans	34	Wife	—	Ohio
11	James Hyatt	34	Head	Machinist	Ohio
12	Rose Hyatt	34	Wife	Sales Woman	Ohio
13	Ronald Hyatt	12	Son	—	Ohio
14	Thomas Hyatt	8	Son	—	Ohio
15	Joan Hyatt	6	Daughter	—	Ohio
16	Harry J. Mitchell THIS PERSON	55	Head	Toolmaker	Ohio
17	Lulu B. Mitchell	51	Wife	—	Ohio
18	John Mitchell	17	Son	—	Ohio
19	Ruth Mitchell	16	Daughter	—	Ohio
20	Joan Mitchell	13	Daughter	—	Ohio
21	Raymond Williams	40	Head	Group Leader	Indiana
22	Bertha B. Williams	34	Wife	—	Ohio
23	Shirley Williams	14	Daughter	—	Michigan
24	Neal Williams	13	Son	—	Michigan
25	Joyce Williams	8	Daughter	—	Ohio
26	James Williams	3	Son	—	Ohio
27	William Wellmeier	40	Head	Maintenance	Ohio
28	Mary D. Wellmeier	30	Wife	—	Georgia
29	Alfred Wellmeier	40	Brother	Core Maker	Ohio
30	Nellie Wellmeier	43	Sister in law	Machinist	Holland
31	Ambrose H. Aldrich	76	Head	—	Massachusetts
32	Clara G. Aldrich	56	Wife	Saleswoman	New York
33	Elizabeth M. Brown	11	Daughter	—	Ohio
34	Marilyn J. Brown	8	Daughter	—	Ohio
35	Lloyd S. Fisher	50	Head	Asst Curator	Pennsylvania
36	Katharine R. Fisher	48	Wife	—	Iowa
37	Boneta Fisher	19	Daughter	Store Clerk	Iowa
38	Lloyd B. Fisher	18	Son	Messenger Boy	Iowa
39	James Fisher	16	Son	—	Iowa
40	Helen Fisher	12	Daughter	—	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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