Carl Jensen — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Jackson-County, Michigan

Our Model Tree links this Carl Jensen across the 1920, 1930 and 1940 US Censuses in Jackson-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1900), then head of a 4-person household.

Age 40 b. ~1900 Male Head Born: Michigan Married

1940 Census Record Details

Census Year	1940
Location	Jackson-County, Michigan
Surname	Jensen
Given Name	Carl
Relationship to Head	Head
Sex	M
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Jackson City
1935 Residence (County)	Jackson
Additional Details
Occupation	Agitator
Industry	Motor Factory
Class of Worker	PW
Hours Worked	35
Income (1939)	1816
Highest Grade	No 6
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan
Occupation	Agitator
Township / Ward	Jackson City
Est. Birth Year	~1900

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 Carl	Age	Birth yr
Agnes Jensen	Spouse	—	31	~1909
Carl Jensen	Head	—	40	~1900
Madelyn Jensen	Daughter	—	15	~1925
Marylyn Jensen	Daughter	—	15	~1925

Census Appearances

1920

Jackson, Michigan

Other, age 20

Jackson, Michigan · implied b. ~1900 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jensen
Given Name	Carl
Relationship to Head	Brother-in-law
Sex	M
Color / Race	White
Age	20
Marital Status	Single
Birthplace	Michigan
Father's Birthplace	Denmark
Mother's Birthplace	Denmark
Occupation	Rem-setter
Industry	Factory
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1930

Jackson, Michigan

Other, age 30

Jackson, Michigan · implied b. ~1900 — 8 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jensen
Given Name	Carl
Relationship to Head	Son-in-law
Sex	M
Color / Race	White
Age	30
Marital Status	Married
Birthplace	Michigan
Age at First Marriage	24
Father's Birthplace	Denmark
Mother's Birthplace	Denmark
Occupation	Trucker
Industry	Auto Factory
Class of Worker	W
Can Read/Write	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1940

Jackson-County, Michigan

Head, age 40

Jackson-County, Michigan · implied b. ~1900 — 4 household members

Surname	Jensen
Given Name	Carl
Relationship to Head	Head
Sex	M
Color / Race	White
Age	40
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Jackson City
1935 Residence (County)	Jackson
Occupation	Agitator
Industry	Motor Factory
Class of Worker	PW
Hours Worked	35
Income (1939)	1816
Highest Grade	No 6
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

Model Tree

Linked across censuses

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

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This person

Anchor record

Carl Jensen

Head · 1940 · age 40 · b. ~1900 · Michigan

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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 — Jackson-County, Michigan Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01768-00256)

Line	Name	Age	Relation	Occupation	Birthplace
41	Charles Meloch	33	Head	Laborer	Ohio
42	Eva Meloch	52	Wife	—	Ohio
43	Earl Strickland	40	Head	Drill Press Operator	Michigan
44	Martha Strickland	44	Wife	Sewing Machine	Michigan
45	Ernest F. Gauer	40	Head	Bookkeeper	Michigan
46	Helen Gauer	39	Wife	—	Illinois
47	Richard Gauer	13	Son	—	Michigan
48	Margaret Gauer	12	Daughter	—	Michigan
49	Helen Louise Gauer	10	Daughter	—	Michigan
50	Ivan O. Chapel	38	Head	Watchman	Michigan
51	Bernice Chapel	39	Wife	—	Michigan
52	Dorothy Chapel	8	Daughter	—	Michigan
53	James F. Chapel	5	Son	—	Michigan
54	Eugene A. Cronk	58	Head	Presser	Michigan
55	Mattie Cronk	53	Wife	—	Michigan
56	John A. Flowers	58	Brother in law	—	Michigan
57	Here Ends Block No 704 & Begins 705	None	—	—	—
58	Harley Hillard	37	Head	Shift Operator	Michigan
59	Helen Hillard	28	Wife	—	Michigan
60	Darlene Young	10	Stepdaughter	—	Michigan
61	Ralph Edwards	8	Stepson	—	Michigan
62	Bernice Hillard	8	Daughter	—	Michigan
63	Lawson Lenhart	36	Head	Machine Operator	Indiana
64	Lawson Lenhart	90	Father	—	Indiana
65	Leah L. Lenhart	69	Mother	—	Indiana
66	John Dormely	48	Head	Laborer	Michigan
67	Leah Dormely	46	Wife	—	Michigan
68	Carl Jensen THIS PERSON	40	Head	Agitator	Michigan
69	Agnes Jensen	31	Wife	Sorter	Michigan
70	Madelyn Jensen	15	Daughter	—	Michigan
71	Marylyn Jensen	15	Daughter	—	Michigan
72	Francis H. Rooney	36	Head	In Clerk	Michigan
73	Clara Rooney	33	Wife	—	Indiana
74	Philip F. Rooney	6	Son	—	Michigan
75	Lawrence Rooney	5	Son	—	Michigan
76	Ends Randolph - Begins Maple	None	—	—	—
77	Gilbert Vroom	51	Head	Guard	Indiana
78	Roger Bonney	24	Roomer	Brush Salesman	Illinois
79	Madonna Bonney	20	Daughter	Waitress	Michigan
80	Reguiler	None	—	—	—

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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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