Mary Sweeney — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Sweeney across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 4-person household.

Age 72 b. ~1868 Female Head Born: Ireland Widowed

1940 Census Record Details

Census Year	1940
Location	Kings-County, New York
Surname	Sweeney
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	72
Marital Status	Widowed
Birthplace	Ireland
1935 Residence (City)	New York City
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Additional Details
Class of Worker	0
Highest Grade	No 4
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland
Township / Ward	New York City
Est. Birth Year	~1868

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 Mary	Age	Birth yr
Mary Sweeney	Head	—	72	~1868
John Kruse	Other	—	21	~1919
William Kruse-William	Other	—	23	~1917
William Sweeney	Son	—	23	~1917

Census Appearances

1920

Kings, New …

Other, age 50

Kings, New York · implied b. ~1870 — 7 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Sweeney
Given Name	Margaret
Relationship to Head	Maid
Sex	F
Color / Race	White
Age	50
Marital Status	Widowed
Birthplace	Ireland
Year of Immigration	1880
Naturalization Status	Alien
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Maid
Industry	Private family
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	Ireland
Birthplace (normalized)	ireland

1930

Kings, New …

Other, age 62

Kings, New York · implied b. ~1868 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Sweeney
Given Name	Margaret
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	62
Marital Status	Married
Birthplace	Ireland
Year of Immigration	1881
Age at First Marriage	20
Father's Birthplace	Ireland
Mother's Birthplace	Northern Ireland
Can Read/Write	Yes
Birth Country	Ireland
Birthplace (normalized)	ireland

1940

Kings-County, New …

Head, age 72

Kings-County, New York · implied b. ~1868 — 4 household members

Surname	Sweeney
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	72
Marital Status	Widowed
Birthplace	Ireland
1935 Residence (City)	New York City
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Class of Worker	0
Highest Grade	No 4
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

Our Model Tree links Mary Sweeney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Sweeney

Head · 1940 · age 72 · b. ~1868 · 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-t0627-02576-00647)

Line	Name	Age	Relation	Occupation	Birthplace
1	Samuel La Masa	25	Son	Chauffeur	New York
2	Anthony La Masa	23	Son	Newsboy	New York
3	Thomas La Masa	18	Son	Newsboy	New York
4	Angelo La Masa	19	Son	New Worker	New York
5	William La Masa	15	Son	—	New York
6	Anna La Masa	12	Daughter	—	New York
7	Catherine La Masa	10	Daughter	—	New York
8	Claude Taylor	27	Head	Laborer	Alabama
9	Annie Graham	29	Lodger	Domestic Wk	Maryland
10	James Williams	43	Lodger	Barber	Washington DC
11	Anna Edwards	34	Lodger	Domestic Wk	Penn
12	William Smith	50	Head	Porter	New York
13	Pauline Smith	28	Wife	—	Maryland
14	Henry Anderson	32	Lodger	Helper	North Carolina
15	Adaway Hill	27	Lodger	Domestic Wk	North Carolina
16	David Macneal	52	Lodger	Tailor	New Jersey
17	Louise Johnson	35	Lodger	Domestic	North Carolina
18	James Stokes	15	Son	—	North Carolina
19	Mary Sweeney THIS PERSON	72	Head	—	Ireland
20	William Sweeney	23	Son	Biscuit Maker	New York
21	John Kruse	21	Boarder	Helper	New York
22	William Kruse-William	23	Grandson	Elevator Operator	New York
23	Elizabeth Wood	61	Head	—	Northern Ireland
24	Daniel Dearing	64	Lodger	—	New York
25	Mary Palmer	42	Lodger	—	Scotland
26	Daniel Steffe	64	Lodger	—	Mass
27	Anthony Eckard	62	Head	—	New York
28	Dorothy Eckard	56	Wife	—	New York
29	Edward Eckard	41	Son	Clerk	New York
30	Helen Eckard	40	Daughter-in-law	—	New York
31	Joseph Eckard	22	Son	Clerk	New York
32	Nell Eckard	23	Daughter	—	New York
33	Evelyn Eckard	2	Granddaughter	—	New York
34	Anthony Arato	54	Head	Cloth Cutter	Italy
35	Antoinette Arato	41	Wife	—	Italy
36	Michael Arato	20	Son	Asst Cutter	New York
37	Mildred Arato	18	Daughter	—	New York
38	Paul Arato	16	Son	—	New York
39	Ralph Arato	14	Son	—	New York
40	Anna Arato	10	Daughter	—	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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