John Roche — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this John Roche across the 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 5-person household.

Age 21 b. ~1919 Male Son Born: New York Single

1940 Census Record Details

Census Year	1940
Location	Bronx-County, New York
Surname	Roche
Given Name	John Jr.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	21
Marital Status	Single
Birthplace	New York
1935 Residence (City)	New York City
1935 Residence (County)	Bronx
Additional Details
Occupation	Clerk
Industry	Blanket Mfg.
Class of Worker	PW
Hours Worked	44
Income (1939)	0
Highest Grade	C 4
1935 Residence	Same place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Occupation	Clerk
Township / Ward	New York City
Est. Birth Year	~1919

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
John Roche	Son	—	21	~1919
John Roche	Head	—	50	~1890
Katherine Roche	Spouse	—	50	~1890
Patrick Roche	Son	—	19	~1921
Cornelius Roche	Son	—	23	~1917

Census Appearances

1930

Bronx, New …

Son, age 10

Bronx, New York · implied b. ~1920 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Roche
Given Name	John Jr.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	10
Marital Status	Single
Birthplace	New York
Father's Birthplace	New York
Mother's Birthplace	New York
Can Read/Write	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

Bronx-County, New …

Son, age 21

Bronx-County, New York · implied b. ~1919 — 5 household members

Surname	Roche
Given Name	John Jr.
Relationship to Head	Son
Sex	M
Color / Race	White
Age	21
Marital Status	Single
Birthplace	New York
1935 Residence (City)	New York City
1935 Residence (County)	Bronx
Occupation	Clerk
Industry	Blanket Mfg.
Class of Worker	PW
Hours Worked	44
Income (1939)	0
Highest Grade	C 4
1935 Residence	Same place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

Our Model Tree links John Roche across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

John Roche

Son · 1940 · age 21 · b. ~1919 · New York

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Sibling

Cornelius Roche

Sibling · 1940 · age 23

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Patrick Roche

Sibling · 1940 · age 19

Source co-child of head (derived)

● Co-child · derived · ~0.88

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

39 people indexed on this census page (nara:1940:m-t0627-02488-00281)

Line	Name	Age	Relation	Occupation	Birthplace
1	Peter Leik	41	Head	Packer	Michigan
2	Emma Leik	36	Wife	—	New York
3	Kathryn Leik	13	Daughter	—	New Jersey
4	Helen Leik	10	Daughter	—	New York
5	Louise Leik	8	Daughter	—	New York
6	Nicholas Sinibaldi	34	Head	Plasterer	New York
7	Louise Sinibaldi	25	Wife	—	New York
8	Dolores Sinibaldi	2	Daughter	—	New York
9	Richard Sinibaldi	0	Son	—	New York
10	John Roche	50	Head	Route Salesman	New York
11	Katherine Roche	50	Wife	—	New York
12	Cornelius Roche	23	Son	Stock Clerk	New York
13	John Jr. Roche THIS PERSON	21	Son	Clerk	New York
14	Patrick J. Roche	19	Son	Shipping Clerk	New York
15	Robert Fichter	28	Head	Repairman	New York
16	Agnes Fichter	28	Wife	—	New York
17	Barbara Fichter	5	Daughter	—	New York
18	Lorraine Fichter	2	Daughter	—	New York
19	Rose Dunsfecht	64	Head	—	Germany
20	Julius Dunsfecht	31	Son	Leather Cutter	Germany
21	Rita Dunsfecht	53	Daughter	—	Germany
22	Ilya Weingold	8	Child	—	Germany
23	Louis Goodman	70	Head	—	Hungary
24	Barbara Goodman	66	Wife	—	Germany
25	Louis Epstein	71	Head	—	Russia
26	Harry Epstein	46	Son	Salesman	New York
27	Walter Epstein	36	Son	Mechanic	New York
28	Ann Epstein	68	Wife	—	Russia
29	Henry Wehnes	75	Head	—	Germany
30	Augusta Wehnes	63	Wife	—	New York
31	Carl Wehnes	34	Son	Collector	New York
32	Grace Barker	51	Head	—	Oklahoma
33	Agnes Mcalpine	40	Head	—	Scotland
34	Francis Moscardelli	21	Lodger	—	Italy
35	Richard Pigott	40	Head	Clergyman	New York
36	Matthew Duggan	60	Clergyman	Clergyman	New York
37	Robert Brown	23	Clergyman	Clergyman	New York
38	Stella Boucher	28	Housekeeper	Housekeeper	New Hampshire
39	Annie Sullivan	34	Housekeeper	Roman Catholic	New York

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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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