George Jacobs — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Clark-County, Ohio

Our Model Tree links this George Jacobs across the 1920, 1930 and 1940 US Censuses in Clark-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1914), then head of a 3-person household.

Age 26 b. ~1914 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Clark-County, Ohio
Surname	Jacobs
Given Name	George S
Relationship to Head	Head
Sex	M
Color / Race	White
Age	26
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Springfield
1935 Residence (County)	Clark
Additional Details
Occupation	Station attendant
Industry	Oil Co.
Class of Worker	PW
Hours Worked	48
Income (1939)	1300
Highest Grade	H 3
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Station Attendant
Township / Ward	Springfield
Est. Birth Year	~1914

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 George	Age	Birth yr
George Jacobs	Head	—	26	~1914
Patricia Jacobs	Daughter	—	3	~1937
Beatrice Jacobs	Spouse	—	23	~1917

Census Appearances

1920

Clark, Ohio

Other, age 6

Clark, Ohio · implied b. ~1914 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jacobs
Given Name	George
Relationship to Head	Grand Son
Sex	M
Color / Race	White
Age	6
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Clark, Ohio

Other, age 16

Clark, Ohio · implied b. ~1914 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jacobs
Given Name	George
Relationship to Head	Step-son
Sex	M
Color / Race	White
Age	16
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Can Read/Write	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Clark-County, Ohio

Head, age 26

Clark-County, Ohio · implied b. ~1914 — 3 household members

Surname	Jacobs
Given Name	George S
Relationship to Head	Head
Sex	M
Color / Race	White
Age	26
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Springfield
1935 Residence (County)	Clark
Occupation	Station attendant
Industry	Oil Co.
Class of Worker	PW
Hours Worked	48
Income (1939)	1300
Highest Grade	H 3
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

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

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This person

Anchor record

George Jacobs

Head · 1940 · age 26 · b. ~1914 · 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 — Clark-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03039-00195)

Line	Name	Age	Relation	Occupation	Birthplace
1	Lloyd Cooper	34	Head	Teacher	Michigan
2	Estelle O Cooper	31	Wife	—	Michigan
3	Donald Cooper	5	Son	—	Ohio
4	Janice Cooper	3	Daughter	—	Ohio
5	George S Jacobs THIS PERSON	26	Head	Station Attendant	Ohio
6	Beatrice Jacobs	23	Wife	—	Ohio
7	Patricia Jacobs	3	Daughter	—	Ohio
8	Russell J Clifford	45	Head	Asst Cashier	Ohio
9	Pearl Clifford	39	Wife	—	Ohio
10	Kathleen Clifford	14	Daughter	—	Ohio
11	Eric Holmberg	38	Head	Photogravure Etcher	Sweden
12	Mary A Holmberg	39	Wife	Photogravure Etcher	Wisconsin
13	Mary Jeanne Holmberg	13	Daughter	—	Minnesota
14	Kathleen Holmberg	9	Daughter	—	Minnesota
15	Beatrice Holmberg	5	Daughter	—	Minnesota
16	John Holmberg	2	Son	—	Wisconsin
17	Elwood Meyer	36	Head	Engineer	Illinois
18	Rose Meyer	27	Wife	—	Pennsylvania
19	Neil Meyer	3	Son	—	Ohio
20	Homer M. O. Grove	44	Head	Fireman	Pennsylvania
21	Nannie Grove	44	Wife	—	Pennsylvania
22	Donald Grove	18	Son	Clerk	Ohio
23	Jean Grove	16	Son	—	Ohio
24	James Grove	14	Son	—	Ohio
25	Frank Grove	11	Son	—	Ohio
26	Dorothy Grove	4	Daughter	—	Ohio
27	Mary Grove	2	Daughter	—	Ohio
28	James Staffer	74	Head	—	Ohio
29	Rose Staffer	52	Wife	—	Ohio
30	Harland O Nickles	38	Head	Mill Room Foreman	Ohio
31	Sylvia Nickles	36	Wife	Head Waitress	Ohio
32	Charles Nickles	17	Son	—	Ohio
33	Harry D Lake	49	Head	Tool Maker	West Virginia
34	Bonnie Lake	41	Wife	—	Ohio
35	Harlan Norland	48	Head	Foreman	Ohio
36	Nellie P Norland	48	Wife	—	Ohio
37	John Norland	15	Son	—	Ohio
38	Donald Norland	13	Son	—	Ohio
39	Harvey Musselman	57	Head	Riveter	Ohio
40	Lily B Musselman	52	Wife	—	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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