Harry Zimmerman — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Montgomery-County, Ohio

Our Model Tree links this Harry Zimmerman across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 4-person household.

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

1940 Census Record Details

Census Year	1940
Location	Montgomery-County, Ohio
Surname	Zimmerman
Given Name	Harry
Relationship to Head	Head
Sex	M
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton City
1935 Residence (County)	Montgomery
Additional Details
Occupation	Boiler Maker
Industry	Babcock & Wilcox Co
Class of Worker	PW
Hours Worked	40
Income (1939)	800
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Boiler Maker
Township / Ward	Dayton City
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.

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

Name	Relation to head	Relative to Harry	Age	Birth yr
Helen Zimmerman	Daughter	—	14	~1926
Harry Zimmerman	Head	—	58	~1882
John Zimmerman	Son	—	5	~1935
Mabel Zimmerman	Spouse	—	42	~1898

Census Appearances

1920

Montgomery, Ohio

Head, age 35

Montgomery, Ohio · implied b. ~1885 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Zimmerman
Given Name	Harry
Relationship to Head	head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	brake maker
Industry	Boiler Works
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Year of Naturalization	M
Birthplace (normalized)	ohio

1930

Montgomery, Ohio

Head, age 47

Montgomery, Ohio · implied b. ~1883 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Zimmerman
Given Name	Harry
Relationship to Head	Head
Sex	M
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	23
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Boilermaker
Industry	S Shop
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	3500
Radio Set	R
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Montgomery-County, Ohio

Head, age 58

Montgomery-County, Ohio · implied b. ~1882 — 4 household members

Surname	Zimmerman
Given Name	Harry
Relationship to Head	Head
Sex	M
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton City
1935 Residence (County)	Montgomery
Occupation	Boiler Maker
Industry	Babcock & Wilcox Co
Class of Worker	PW
Hours Worked	40
Income (1939)	800
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links Harry Zimmerman 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 Zimmerman

Head · 1940 · age 58 · b. ~1882 · 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

39 people indexed on this census page (nara:1940:m-t0627-03251-00385)

Line	Name	Age	Relation	Occupation	Birthplace
1	Margie Horner	18	Wife	—	Kentucky
2	Bessie May Horner	0	Daughter	—	Ohio
3	Woodrow Miller	23	Brother in law	Brazier	Kentucky
4	Nancy Miller	26	Sister in law	—	Kentucky
5	Charles Barlow	27	Head	Packer	Ohio
6	Dorothy Barlow	25	Wife	—	Ohio
7	Mary Ann Barlow	5	Daughter	—	Ohio
8	Joyce Barlow	4	Daughter	—	Ohio
9	Charles Barlow	2	Son	—	Ohio
10	Paul Jaros	23	Head	Shipping Clerk	Ohio
11	Ann Jaros	22	Wife	—	Ohio
12	Paul Jaros	1	Son	—	Ohio
13	Jack Thompson	35	Head	Laborer	Ohio
14	Ann Thompson	32	Wife	—	Ohio
15	Frank Baltiga	23	Head	Bartender	Ohio
16	Mary Baltiga	24	Wife	—	Ohio
17	Joan Baltiga	4	Daughter	—	Ohio
18	Wm Ebersdorf	60	Head	Painter	Ohio
19	Harriet Ebersdorf	62	Wife	—	Tennessee
20	Mary Prose	62	Sister in law	—	Tennessee
21	Oliver Sherman	36	Head	Truck Driver	Ohio
22	Esther Sherman	33	Wife	—	Ohio
23	Ralph Sherman	15	Son	News Boy	Ohio
24	Bessie Mcdonough	60	Mother in law	House Work	Ohio
25	Frank Hale	70	Head	—	Missouri
26	May Hale	59	Wife	—	Ohio
27	Earl Wade	41	Head	Sheet Metal Worker	Ohio
28	Mildred Wade	33	Wife	—	Ohio
29	Barbara Wade	11	Son	—	Ohio
30	Donald Wade	8	Son	—	Ohio
31	Floyd Collins	39	Lodger	Laborer	Kentucky
32	Harry Zimmerman THIS PERSON	58	Head	Boiler Maker	Ohio
33	Mabel Zimmerman	42	Wife	—	Tennessee
34	Helen Zimmerman	14	Daughter	—	Ohio
35	John Zimmerman	5	Son	—	Ohio
36	Josephine Janiewicz	54	Head	—	Poland
37	Bernice Janiewicz	12	Daughter	—	Ohio
38	Antoinette Kasko	21	Daughter	—	Ohio
39	Guy Kasko	24	Son in law	Punch Press	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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