John Jensen — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Bronx-County, New York

Our Model Tree links this John Jensen across the 1920, 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 5-person household.

Age 50 b. ~1890 Male Head Born: Denmark Married

1940 Census Record Details

Census Year	1940
Location	Bronx-County, New York
Surname	Jensen
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Denmark
1935 Residence (City)	New York
1935 Residence (County)	Bronx
Naturalization Status	Naturalized
Additional Details
Occupation	Iron Worker
Industry	Iron Works
Class of Worker	PW
Income (1939)	200
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Denmark
Birthplace (normalized)	denmark
Occupation	Iron Worker
Township / Ward	New York
Est. Birth Year	~1890

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 John	Age	Birth yr
Lucile Jensen	Daughter	—	20	~1920
John Jensen	Head	—	50	~1890
Dick Jensen	Son	—	16	~1924
James Jensen	Son	—	24	~1916
Hulda Jensen	Spouse	—	50	~1890

Census Appearances

1920

Kings, New …

Other, age 29

Kings, New York · implied b. ~1891 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jensen
Given Name	John
Relationship to Head	Lodger
Sex	M
Color / Race	White
Age	29
Marital Status	Single
Birthplace	Denmark
Year of Immigration	1900
Naturalization Status	Naturalized
Father's Birthplace	Denmark
Mother's Birthplace	Denmark
Occupation	Clerk
Industry	Real Estate
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Danish
Birth Country	Denmark
Year of Naturalization	1910
Birthplace (normalized)	denmark

1930

Kings, New …

Head, age 41

Kings, New York · implied b. ~1889 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Jensen
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	41
Marital Status	Married
Birthplace	Denmark
Naturalization Status	Naturalized
Year of Immigration	1900
Age at First Marriage	23
Father's Birthplace	Denmark
Mother's Birthplace	Irish Free State
Occupation	Iron Worker
Industry	Construction
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	25.00
Veteran	No
Birth Country	Denmark
Birthplace (normalized)	denmark

1940

Bronx-County, New …

Head, age 50

Bronx-County, New York · implied b. ~1890 — 5 household members

Surname	Jensen
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Denmark
1935 Residence (City)	New York
1935 Residence (County)	Bronx
Naturalization Status	Naturalized
Occupation	Iron Worker
Industry	Iron Works
Class of Worker	PW
Income (1939)	200
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Denmark
Birthplace (normalized)	denmark

Model Tree

Linked across censuses

Our Model Tree links John 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

John Jensen

Head · 1940 · age 50 · b. ~1890 · New York

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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 — Bronx-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02462-00526)

Line	Name	Age	Relation	Occupation	Birthplace
1	Robert Marx	32	Head	—	New York
2	Emilia Daddario	49	Head	—	Italy
3	Victor Daddario	31	Son	Baker	Italy
4	Kula Daddario	22	Daughter-in-law	—	New York
5	Bernard Daddario	15	Grand son	—	New York
6	Angelo Dadario	27	Head	Milk Cooker	New York
7	Elvira Dadario	26	Wife	—	New York
8	Bernard Dadario	2	Son	—	New York
9	Valli Dadario	0	Daughter	—	New York
10	Michael Burns	63	Head	Laborer	Eire
11	Rose Burns	68	Wife	—	Scotland
12	Margaret Burns	33	Daughter	Factory Worker	Scotland
13	John Burns	30	Son	Waitress	Scotland
14	Helen Burns	34	Daughter	Chauffer	Scotland
15	Helen Weinert	23	Head	—	New York
16	Fedore Weinert	27	Son	Factory Worker	New York
17	Catherine Weinert	20	Daughter	Factory Worker	New York
18	Daniel Weinert	17	Son	Delivery Boy	New York
19	Florence Weinert	14	Daughter	—	New York
20	Edna Weinert	30	Niece	Packer	New York
21	David Stone	66	Head	Bookbinder	New York
22	Minnie Stone	54	Wife	—	New York
23	Jeannette Stone	25	Daughter	Packer	New York
24	Daniel Stone	21	Son	Roofer	New Jersey
25	Eleanore Stone	4	Daughter	—	New York
26	Lena Kern	74	Mother-in-law	—	New York
27	Maurice Aherne	38	Head	—	Eire
28	Catherine Aherne	32	Wife	—	Eire
29	Mary Aherne	10	Daughter	—	New York
30	James Aherne	9	Son	—	New York
31	Catherine Aherne	7	Daughter	—	New York
32	John Jensen THIS PERSON	50	Head	Iron Worker	Denmark
33	Hulda Jensen	50	Wife	—	Virgin Islands
34	James Jensen	24	Son	Envelope Co.	Virgin Islands
35	Lucile Jensen	20	Daughter	Floor Wax Factory	Virgin Islands
36	Dick Jensen	16	Son	—	New York
37	John Noone	57	Head	Elevator Operator	Eire
38	Elizabeth Noone	64	Wife	—	Eire
39	Michael Noone	30	Son	Mail Clerk	Eire
40	Charles Noone	27	Son	Asst Manager	Eire

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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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