Jacob Johnson — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Franklin-County, Ohio

Our Model Tree links this Jacob Johnson across the 1920, 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed), with identified parents Ephriam & Mary — first a head (b.~1895), then head of a 4-person household.

Age 45 b. ~1895 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Franklin-County, Ohio
Surname	Johnson
Given Name	Jacob
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Franklin Twp
1935 Residence (County)	Franklin
Additional Details
Occupation	Laborer
Industry	W.P.A.
Class of Worker	GW
Hours Worked	26
Income (1939)	350
Highest Grade	5
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Laborer
Township / Ward	Franklin Twp
Est. Birth Year	~1895

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 Jacob	Age	Birth yr
Marion Johnson	Son	—	19	~1921
Marie Johnson	Spouse	—	36	~1904
Mary Johnson	Daughter	—	12	~1928
Jacob Johnson	Head	—	45	~1895

Census Appearances

1920

Franklin, Ohio

Son, age 26

Franklin, Ohio · implied b. ~1894 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Jacob
Relationship to Head	Son
Sex	M
Color / Race	White
Age	26
Marital Status	Single
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Teamster
Industry	Stone Quarry
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Franklin, Ohio

Head, age 36

Franklin, Ohio · implied b. ~1894 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Jacob
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	26
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Excavator
Industry	Buildings
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	500
Veteran	No
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Franklin-County, Ohio

Head, age 45

Franklin-County, Ohio · implied b. ~1895 — 4 household members

Surname	Johnson
Given Name	Jacob
Relationship to Head	Head
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Franklin Twp
1935 Residence (County)	Franklin
Occupation	Laborer
Industry	W.P.A.
Class of Worker	GW
Hours Worked	26
Income (1939)	350
Highest Grade	5
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Model Tree available

Our Model Tree links Jacob Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ephriam Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.

Show:

Gen 1 Parents confidence ≈ 0.92

Father

Ephriam Johnson

b. ~1853

Source father

● Household · direct · ~0.92

Mother

Mary Johnson

b. ~1855

Source mother

● Household · direct · ~0.92

This person

Anchor record

Jacob Johnson

Head · 1940 · age 45 · b. ~1895 · Ohio

★ You are viewing this record

Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Franklin-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03068-00755)

Line	Name	Age	Relation	Occupation	Birthplace
1	Agnes Martin	26	Wife	—	Ohio
2	Bernice Martin	9	Daughter	—	Ohio
3	Alonzo Byrum	70	Head	Pension	Ohio
4	George Jalley	32	Son-in-law	Alternator	Ohio
5	Nora Jalley	39	Daughter	—	Ohio
6	David Jalley	1	Grandson	—	Ohio
7	Thos B Drake	57	Head	Owner	Tennessee
8	Anna M Drake	53	Wife	—	W Virginia
9	Cora B Hughes	61	Sister-in-law	Nurse	W Virginia
10	Charles Clifton	39	Head	Operator	Ohio
11	Mary Clifton	46	Wife	—	Ohio
12	Jerry Clifton	57	Brother	Laborer	Ohio
13	Adolyn F Rice	78	Head	—	Ohio
14	Mollie E Rice	76	Wife	—	Illinois
15	John B Snyder	56	Head	Proprietor	Ohio
16	Mary J Snyder	46	Wife	Housework	Ohio
17	Mary E Snyder	20	Daughter	Clerk	Ohio
18	Charles R Snyder	15	Son	—	Ohio
19	Charles Lane	72	Head	Pension	Ohio
20	Sedna Lane	66	Wife	Pension	Ohio
21	Patsy Lombardi	48	Head	Laborer	Italy
22	Filomina Lombardi	39	Wife	—	Italy
23	Nicola Lombardi	15	Son	—	Italy
24	Tony Lombardi	8	Son	—	Ohio
25	John Lombardi	5	Son	—	Ohio
26	Maria Dawson	54	Head	—	Germany
27	Albert E Cumberton	24	Son-in-law	Maintenance Man	Ohio
28	Jean Cumberton	26	Daughter	Operator	Ohio
29	Carman Di Nardo	45	Head	Presser	Italy
30	Mary Di Nardo	44	Wife	—	Italy
31	Flora Di Nardo	15	Daughter	—	Ohio
32	Vincent Di Nardo	13	Son	—	Ohio
33	Mary Di Nardo	12	Daughter	—	Ohio
34	Victor Di Nardo	9	Son	—	Ohio
35	Mario Di Nardo	4	Son	—	Ohio
36	Christine Di Nardo	3	Daughter	—	Ohio
37	Jacob Johnson THIS PERSON	45	Head	Laborer	Ohio
38	Marie Johnson	36	Wife	—	Ohio
39	Marion Johnson	19	Son	Caddie	Ohio
40	Mary Johnson	12	Daughter	—	Ohio

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Pedigree Summary

Jacob

Gen 1 · 2 parents ~0.92

Max depth 4 (1900–1950 window)

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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