John Mulligan — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this John Mulligan across the 1920, 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 5-person household.

Age 44 b. ~1896 Male Head Born: New York Married

1940 Census Record Details

Census Year	1940
Location	Westchester-County, New York
Surname	Mulligan
Given Name	John E
Relationship to Head	Head
Sex	M
Color / Race	White
Age	44
Marital Status	Married
Birthplace	New York
1935 Residence (City)	New York Bronx
Additional Details
Occupation	Accountant
Industry	Railroad Co
Class of Worker	PW
Hours Worked	38
Income (1939)	2552
Highest Grade	H-3
1935 Residence	New York
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Occupation	Accountant
Township / Ward	Yonkers
Est. Birth Year	~1896

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
Margaret Mulligan	Daughter	—	14	~1926
Margaret Mulligan	Spouse	—	39	~1901
John Mulligan	Head	—	44	~1896
Anna Mulligan	Daughter	—	12	~1928
John Mulligan	Son	—	13	~1927

Census Appearances

1920

New York, …

Other, age 25

New York, New York · implied b. ~1895 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mulligan
Given Name	John
Relationship to Head	Brother
Sex	M
Color / Race	White
Age	25
Marital Status	Single
Birthplace	New York
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Traveling salesman
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1930

New York, …

Head, age 34

New York, New York · implied b. ~1896 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mulligan
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	34
Marital Status	Married
Birthplace	New York
Age at First Marriage	31
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Accountant
Industry	Tobacco
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	47
Radio Set	R
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

Westchester-County, New …

Head, age 44

Westchester-County, New York · implied b. ~1896 — 5 household members

Surname	Mulligan
Given Name	John E
Relationship to Head	Head
Sex	M
Color / Race	White
Age	44
Marital Status	Married
Birthplace	New York
1935 Residence (City)	New York Bronx
Occupation	Accountant
Industry	Railroad Co
Class of Worker	PW
Hours Worked	38
Income (1939)	2552
Highest Grade	H-3
1935 Residence	New York
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

Our Model Tree links John Mulligan 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 Mulligan

Head · 1940 · age 44 · b. ~1896 · 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 — Westchester-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02863-00638)

Line	Name	Age	Relation	Occupation	Birthplace
1	Pearl O Walters	56	Wife	—	Michigan
2	Daniel J Callahan	46	Head	Salesman	Michigan
3	Georgina Callahan	47	Wife	—	New York
4	Betty Callahan	7	Daughter	—	New York
5	Arthur Armstrong	51	Brother-in-law	Superintendent	New York
6	George Williams	51	Head	Electrician	Florida
7	Mabel Williams	49	Wife	—	South Carolina
8	Amelia Williams	26	Daughter	Music Worker	Georgia
9	Morris Slosser	29	Head	Salesman	New York
10	Helen R Slosser	29	Wife	—	New York
11	Phyllis Slosser	3	Daughter	—	New York
12	Elaine Slosser	1	Daughter	—	New York
13	Vance Georges	63	Head	Conductor	Canada
14	Maude Georges	63	Wife	—	New York
15	Eleanor Georges	37	Daughter	Office Clerk	New York
16	Milton Morrissey	45	Head	Electrician	New York
17	Agnes Morrissey	48	Wife	—	New York
18	Mary Morrissey	22	Daughter	Secretary	New York
19	William Morrissey	20	Son	Helper	New York
20	John Morrissey	12	Son	—	New York
21	Mary Brown	19	Niece	Bookkeeper	New York
22	John E Mulligan THIS PERSON	44	Head	Accountant	New York
23	Margaret V Mulligan	39	Wife	—	New York
24	Margaret Mulligan	14	Daughter	—	New York
25	John Mulligan	13	Son	—	New York
26	Anna Mulligan	12	Daughter	—	New York
27	Henry A Platte	43	Head	Clerk Wpa	New York
28	Frances P Platte	43	Wife	Clerk Wpa	New York
29	Mary Jane Platte	20	Daughter	Operator	New York
30	Harry P Platte	13	Son	—	New York
31	Frank Gonzales	45	Head	Radio Drill Operator	Spain
32	Emma Gonzales	38	Wife	Superintendent	New York
33	Frank Jr Gonzales	16	Son	—	New York
34	Evelyn Gonzales	15	Daughter	Student Librarian	New York
35	Stanley A Young	47	Head	Salesman	New York
36	Mary Young	46	Wife	Weaver	New York
37	Natalie Young	15	Daughter	—	New York
38	Stanley Jr Young	13	Son	—	New York
39	Mary Young	11	Daughter	—	New York
40	Robert Young	9	Son	—	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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