Mary Schwartz — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Schwartz across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 3-person household.

Age 54 b. ~1886 Female Spouse Born: Russia Married

1940 Census Record Details

Census Year	1940
Location	Kings-County, New York
Surname	Schwartz
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Russia
1935 Residence (City)	Brooklyn
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Additional Details
Occupation	Store keeper
Industry	Grocery store
Class of Worker	OA
Hours Worked	64
Income (1939)	156
Highest Grade	No 10
1935 Residence	Same place
Birth Country	Russia
Birthplace (normalized)	russia
Occupation	Store Keeper
Township / Ward	Brooklyn
Est. Birth Year	~1886

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.

3 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Eleanor Schwartz	Daughter	—	15	~1925
Charles Schwartz	Head	—	57	~1883
Mary Schwartz	Spouse	—	54	~1886

Census Appearances

1920

Kings, New …

Spouse, age 36

Kings, New York · implied b. ~1884 — 9 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Schwartz
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Russia
Year of Immigration	1903
Naturalization Status	Naturalized
Father's Birthplace	Russia
Mother's Birthplace	Russia
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Yiddish
Birth Country	Russia
Year of Naturalization	1910
Birthplace (normalized)	russia

1930

Kings, New …

Spouse, age 47

Kings, New York · implied b. ~1883 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Schwartz
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Russia
Naturalization Status	Naturalized
Year of Immigration	1903
Age at First Marriage	24
Father's Birthplace	Russia
Mother's Birthplace	Russia
Can Read/Write	Yes
Mother Tongue	Yiddish
Birth Country	Russia
Birthplace (normalized)	russia

1940

Kings-County, New …

Spouse, age 54

Kings-County, New York · implied b. ~1886 — 3 household members

Surname	Schwartz
Given Name	Mary
Relationship to Head	wife
Sex	F
Color / Race	White
Age	54
Marital Status	Married
Birthplace	Russia
1935 Residence (City)	Brooklyn
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Occupation	Store keeper
Industry	Grocery store
Class of Worker	OA
Hours Worked	64
Income (1939)	156
Highest Grade	No 10
1935 Residence	Same place
Birth Country	Russia
Birthplace (normalized)	russia

Model Tree

Linked across censuses

Our Model Tree links Mary Schwartz 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 Schwartz

Spouse · 1940 · age 54 · b. ~1886 · 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-t0627-02621-00591)

Line	Name	Age	Relation	Occupation	Birthplace
41	Irvin Vodoroz	13	son	—	New York
42	Rose Galiadi	58	Head	—	Austria
43	Louis Kupetzky	64	Head	Butcher	Russia
44	Josephine Kupetzky	63	Wife	—	Poland
45	Joseph Wrobel	63	boarder	Store Keeper	Poland
46	Benjamin Gordon	36	Head	Bus Boy	New York
47	Mollie Gordon	34	Wife	—	Russia
48	Norman Gordon	7	son	—	New York
49	Albert Russel	48	Head	Sales Man	Spain
50	Emma Russel	40	Wife	—	Denmark
51	Maxine Russel	19	son	Errand Boy	California
52	Stanley Russel	16	son	New Worker	New York
53	Marilyn Russel	8	daughter	—	New York
54	Sarah Belinsky	60	Head	—	Russia
55	Adela Speckler	60	Head	—	Rumania
56	Hyman Speckler	27	son	Odd Job Man	Rumania
57	Benjamin Poise	51	Head	Laborer	Russia
58	Mollie Poise	41	wife	—	Russia
59	Leo Poise	13	son	—	New York
60	Alex Poise	8	son	—	New York
61	Samuel Baylin	54	Head	—	Russia
62	Yetta Baylin	51	wife	—	New York
63	Morris Levitch	65	Head	—	Russia
64	Hannah Levitch	65	wife	—	Russia
65	Herman Resenoff	40	Head	Presser	Russia
66	Millie Resenoff	34	wife	—	Russia
67	Norman Resenoff	7	son	—	New York
68	Bernard Resenoff	2	son	—	New York
69	Charles Schwartz	57	Head	Ring Maker	Russia
70	Mary Schwartz THIS PERSON	54	wife	Store Keeper	Russia
71	Eleanor Schwartz	15	daughter	New Worker	New York
72	Yetta Wodawas	63	Head	—	Russia
73	Jacob Epstein	55	boarder	Clerk	Russia
74	David Steinhaus	77	Head	Shoemaker	Poland
75	Harry Goldstein	35	Head	Truck Driver	New York
76	Shirley Goldstein	27	wife	—	New York
77	Marilyn Goldstein	4	daughter	—	New York
78	Anthony Danelik	44	Head	Housewrecker	Russia
79	Lillian Danelik	36	wife	—	New York
80	Theresa Danelik	11	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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