Mary Roche — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Roche across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 5-person household.

Age 18 b. ~1922 Female Daughter Born: Irish Free State Single

1940 Census Record Details

Census Year	1940
Location	New-York-County, New York
Surname	Roche
Given Name	Mary
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	18
Marital Status	Single
Birthplace	Irish Free State
1935 Residence (City)	N.Y.C.
1935 Residence (County)	New York
Naturalization Status	Naturalized
Additional Details
Occupation	Stenographer
Class of Worker	PW
Hours Worked	26
Income (1939)	80
Highest Grade	Hs 4
1935 Residence	Same place
Birthplace (normalized)	irish free state
Occupation	Stenographer
Township / Ward	Nyc
Est. Birth Year	~1922

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 Mary	Age	Birth yr
Patrick Roche	Head	—	50	~1890
Joseph Rochfort	Other	—	36	~1904
Patrick Roche	Son	—	11	~1929
Mary Roche	Daughter	—	18	~1922
Alice Roche	Spouse	—	50	~1890

Census Appearances

1930

Kings, New …

Daughter, age 9

Kings, New York · implied b. ~1921 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Roche
Given Name	Mary
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	9
Marital Status	Single
Birthplace	Irish Free State
Naturalization Status	Naturalized
Year of Immigration	1922
Father's Birthplace	Irish Free State
Mother's Birthplace	Irish Free State
Mother Tongue	English
Birthplace (normalized)	irish free state

1940

New-York-County, New …

Daughter, age 18

New-York-County, New York · implied b. ~1922 — 5 household members

Surname	Roche
Given Name	Mary
Relationship to Head	Daughter
Sex	F
Color / Race	White
Age	18
Marital Status	Single
Birthplace	Irish Free State
1935 Residence (City)	N.Y.C.
1935 Residence (County)	New York
Naturalization Status	Naturalized
Occupation	Stenographer
Class of Worker	PW
Hours Worked	26
Income (1939)	80
Highest Grade	Hs 4
1935 Residence	Same place
Birthplace (normalized)	irish free state

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Roche

Daughter · 1940 · age 18 · b. ~1922 · New York

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Sibling

Patrick Roche

Sibling · 1940 · age 11

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 — New-York-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02635-00740)

Line	Name	Age	Relation	Occupation	Birthplace
41	Patrick Roche	50	Head	Receiving Clerk	Irish Free State
42	Alice Roche	50	Wife	—	Irish Free State
43	Mary Roche THIS PERSON	18	Daughter	Stenographer	Irish Free State
44	Patrick, Jr. Roche	11	Son	—	N.Y.
45	Joseph Rochfort	36	Lodger	Porter	Irish Free State
46	William Fearon	38	Head	Sales Clerk	Irish Free State
47	Rose Fearon	36	Wife	Hairdresser	Irish Free State
48	David I. Phelan	40	Head	Inspector	N.Y.
49	Annam. Phelan	34	Wife	—	Irish Free State
50	Joan Phelan	11	Daughter	—	N.Y.
51	David M. Phelan	8	Son	—	N.Y.
52	Thomas Gaffney	43	Head	Clerk	N.Y.
53	Dorothea Gaffney	17	Daughter	—	N.Y.
54	Lillian Gaffney	13	Daughter	—	N.Y.
55	Agnes Gaffney	11	Daughter	—	N.Y.
56	James Connelly	51	Head	Stationary Engineer	Irish Free State
57	Bridget Connelly	50	Wife	—	Irish Free State
58	James, Jr. Connelly	23	Son	Clerk	N.Y.
59	John Connelly	20	Son	Usher	N.Y.
60	Peter Connelly	10	Son	—	N.Y.
61	Henry Parise	51	Head	Waiter	Italy
62	Margaret Parise	51	Wife	—	England
63	Mary Parise	26	Daughter	Wrapper	N.Y.
64	Catherine Parise	17	Daughter	New Worker	N.Y.
65	Henry, Jr. Parise	12	Son	—	N.J.
66	Ernest Parise	8	Son	—	N.J.
67	Thomas O'Connell	43	Head	Platform Man	Irish Free State
68	Christina O'Connell	41	Wife	Waitress	Irish Free State
69	Christina O'Connell	11	Daughter	—	N.Y.
70	Thomas O'Connell	9	Son	—	N.Y.
71	Katherine Mcmahon	46	Head	Chambermaid	Irish Free State
72	Eugene P. Mcmahon	25	Son	Office Manager	N.Y.
73	Matthew J. Mcmahon	19	Son	Clerk	N.Y.
74	Kathleen P. Mcmahon	17	Daughter	—	N.Y.
75	Elizabeth Dennery	53	Head	—	Conn.
76	Edward Dennery	56	Brother	Plumber	Conn.
77	Margaret Dennery	52	Sister	Dressmaker	Conn.
78	Annie Hotchkiss	70	Head	—	N.Y.
79	Loring Hotchkiss	14	Grandson	—	N.Y.
80	Irene Hotchkiss	11	Granddaughter	—	N.Y.

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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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