John Mcnamara — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this John Mcnamara across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 4-person household.

Age 41 b. ~1899 Male Head Born: Ireland Married

1940 Census Record Details

Census Year	1940
Location	New-York-County, New York
Surname	McNamara
Given Name	John
Relationship to Head	head
Sex	M
Color / Race	White
Age	41
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	Manhattan Borough
1935 Residence (County)	New York
Naturalization Status	Naturalized
Additional Details
Occupation	Porter
Industry	building
Class of Worker	PW
Hours Worked	52
Income (1939)	400
Highest Grade	H 1
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland
Occupation	Porter
Township / Ward	Manhattan Borough
Est. Birth Year	~1899

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 John	Age	Birth yr
Kathleen Mcnamara	Daughter	—	14	~1926
John Mcnamara	Head	—	41	~1899
John Mcnamara	Son	—	7	~1933
Mary Mcnamara	Spouse	—	36	~1904

Census Appearances

1920

New York, …

Other, age 24

New York, New York · implied b. ~1896 — 16 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McNamara
Given Name	John
Relationship to Head	Boarder
Sex	M
Color / Race	White
Age	24
Marital Status	Single
Birthplace	Ireland
Year of Immigration	1913
Naturalization Status	Naturalized
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Irish
Birth Country	Ireland
Year of Naturalization	1918
Birthplace (normalized)	ireland

1930

New York, …

Other, age 32

New York, New York · implied b. ~1898 — 50 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McNamara
Given Name	John
Relationship to Head	Inmate
Sex	M
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Ireland
Naturalization Status	Naturalized
Year of Immigration	1912
Age at First Marriage	19
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Mechanic
Industry	Automobiles
Class of Worker	W
Can Read/Write	Yes
Mother Tongue	English
Home Owned/Rented	Yes
Home Value / Rent	WW
Veteran	Yes
Birth Country	Ireland
Birthplace (normalized)	ireland

1940

New-York-County, New …

Head, age 41

New-York-County, New York · implied b. ~1899 — 4 household members

Surname	McNamara
Given Name	John
Relationship to Head	head
Sex	M
Color / Race	White
Age	41
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	Manhattan Borough
1935 Residence (County)	New York
Naturalization Status	Naturalized
Occupation	Porter
Industry	building
Class of Worker	PW
Hours Worked	52
Income (1939)	400
Highest Grade	H 1
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

Our Model Tree links John Mcnamara 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 Mcnamara

Head · 1940 · age 41 · b. ~1899 · 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 — New-York-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02640-00834)

Line	Name	Age	Relation	Occupation	Birthplace
1	Sarah O'Brien	7	daughter	—	New York
2	Frank Rishne	64	head	Baker	Austria
3	Wm Mc Donald	38	head	Musician	Arkansas
4	Charles Kingsley	30	roomer	Entertainer	Texas
5	Charles Montgomery	62	head	Guard	Pennsylvania
6	Josephine Montgomery	57	wife	—	New York
7	Augusta Thompson	75	head	—	New York
8	Joseph Mulligan	68	head	Stationary Engineer	New Jersey
9	Celia Mulligan	69	wife	—	Vermont
10	Francis Sullivan	52	head	Plasterer	New York
11	Winifred Sullivan	42	wife	—	New York
12	Helen Sullivan	21	daughter	—	New York
13	Dorothy Sullivan	20	daughter	Clerical	New York
14	Frances Sullivan	17	daughter	Clerical	New York
15	Catherine Doff	47	head	—	Ireland
16	Virginia Doff	20	daughter	Operator	New York
17	John P Doff	18	son	Telephone Line	New York
18	Charles Doff	16	son	—	New York
19	James Phelps	40	roomer	Attendant	Texas
20	Gottlieb Steneli	40	head	Fireman	Switzerland
21	Edward Steneli	37	brother	Operator	Switzerland
22	Ella Conway	72	head	—	New York
23	William Conway	44	son	Electrician	New York
24	Edgar Steiner	25	head	Porter	Texas
25	Leonie Omneggi	39	head	Waiter	Italy
26	Louise Omneggi	36	wife	—	New York
27	Basil Weigert	43	head	Operator	New York
28	Justine Weigert	40	wife	—	New York
29	Irene Weigert	10	daughter	—	New York
30	Ann Weigert	6	daughter	—	New York
31	John Mcnamara THIS PERSON	41	head	Porter	Ireland
32	Mary Mcnamara	36	wife	Maid	Ireland
33	John Mcnamara	7	son	—	New York
34	Kathleen Mcnamara	14	daughter	—	New York
35	Daniel Kenny	35	head	Fireman	New York
36	Anita Kenny	33	wife	—	Pennsylvania
37	Dorothy Kenny	10	daughter	—	New York
38	Peter B. Trainer	43	head	Accountant	New York
39	Muriel Trainer	30	wife	—	New York
40	Peter Jr Trainer	4	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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