John Mcdonnell — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this John Mcdonnell across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 4-person household.

Age 45 b. ~1895 Male Spouse Born: Ireland Married

1940 Census Record Details

Census Year	1940
Location	Kings-County, New York
Surname	McDonnell
Given Name	John
Relationship to Head	Husband
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	N.Y. City (Brooklyn)
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Additional Details
Occupation	Milkman
Industry	Bordens
Class of Worker	PW
Hours Worked	65
Income (1939)	2300
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland
Occupation	Milkman
Township / Ward	Ny City Brooklyn
Est. Birth Year	~1895

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
Paul Mcdonnell	Son	—	11	~1929
Margaret Mcdonnell	Head	—	41	~1899
Mary Mcdonnell	Daughter	—	12	~1928
John Mcdonnell	Spouse	—	45	~1895

Census Appearances

1930

Kings, New …

Head, age 35

Kings, New York · implied b. ~1895 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McDonald
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Ireland
Naturalization Status	Naturalized
Year of Immigration	1912
Age at First Marriage	27
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Elevator Operator
Industry	Wall St
Class of Worker	W
Can Read/Write	Yes
Mother Tongue	English
Home Owned/Rented	R
Home Value / Rent	26
Radio Set	R
Veteran	Yes
Birth Country	Ireland
Birthplace (normalized)	ireland

1940

Kings-County, New …

Spouse, age 45

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

Surname	McDonnell
Given Name	John
Relationship to Head	Husband
Sex	M
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	N.Y. City (Brooklyn)
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Occupation	Milkman
Industry	Bordens
Class of Worker	PW
Hours Worked	65
Income (1939)	2300
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

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

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This person

Anchor record

John Mcdonnell

Spouse · 1940 · age 45 · b. ~1895 · 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 — Kings-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02573-00853)

Line	Name	Age	Relation	Occupation	Birthplace
1	Roy Anderson	15	Son	—	New York
2	Charles Nelson	53	Head	Foreman	New York
3	Sarah Nelson	49	Wife	—	New York
4	Alice Alker	73	Mother-in-law	—	England
5	Anna B Alker	48	Head	—	New York
6	John Alker	50	Husband	Electrician	New York
7	Elizabeth Alker	22	Daughter	Clerk	New York
8	Dorothy Alker	18	Daughter	Typist	New York
9	Ruth Alker	15	Daughter	—	New York
10	Rachel Cantarella	42	Head	—	New York
11	John Cantarella	44	Husband	Clerk	Italy
12	Dominic Cantarella	15	Son	—	New York
13	Vincent Cantarella	13	Son	—	New York
14	Rose Marie Cantarella	7	Daughter	—	New York
15	Dorothy Cantarella	1	Daughter	—	New York
16	Heller Burner	36	Head	—	New York
17	Edwin Burner	36	Husband	Milkman	New York
18	Rita Burner	11	Daughter	—	New York
19	Edwin Jr Burner	7	Son	—	New York
20	Signe Scatist	38	Head	—	New York
21	Carl Scatist	44	Husband	Clerk	New York
22	Norman Scatist	13	Son	—	New York
23	Elizabeth Mulvaney	39	Head	—	New York
24	Thomas Mulvaney	38	Husband	Fireman	New York
25	Grace Mulvaney	16	Daughter	—	New York
26	Thomas Mulvaney	14	Son	—	New York
27	Mary Gillies	84	Mother	—	Ireland
28	Emma Swenson	54	Head	—	Sweden
29	Victor Jelinek	58	Head	Electrician	Germany
30	Margaret Jelinek	50	Wife	—	Hungary
31	Irene Jelinek	26	Daughter	Typist	New York
32	Carl Jelinek	20	Son	App. Mach.	New York
33	Katherine Done	49	Head	—	Ireland
34	Nicholas Done	51	Husband	Water Tender	Ireland
35	Nicholas Jr Done	17	Son	—	New York
36	Katherine Done	15	Daughter	—	New York
37	Margaret Mcdonnell	41	Head	—	Ireland
38	John Mcdonnell THIS PERSON	45	Husband	Milkman	Ireland
39	Mary Mcdonnell	12	Daughter	—	Mass.
40	Paul Mcdonnell	11	Son	—	Mass.

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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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