Mary Mayer — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Mayer across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 3-person household.

Age 51 b. ~1889 Female Spouse Born: Hungary Married

1940 Census Record Details

Census Year	1940
Location	Kings-County, New York
Surname	Mayer
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Hungary
1935 Residence (City)	New York City (Brooklyn)
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Additional Details
Highest Grade	No 3
1935 Residence	Same place
Birth Country	Hungary
Birthplace (normalized)	hungary
Township / Ward	New York City Brooklyn
Est. Birth Year	~1889

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
Florence Mayer	Daughter	—	26	~1914
Bernhard Mayer	Head	—	56	~1884
Mary Mayer	Spouse	—	51	~1889

Census Appearances

1920

Bronx, New …

Spouse, age 25

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

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mayer
Given Name	Marie
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	25
Marital Status	Married
Birthplace	Hungary
Father's Birthplace	Hungary
Mother's Birthplace	Hungary
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Hungarian
Birth Country	Hungary
Birthplace (normalized)	hungary

1930

New York, …

Spouse, age 38

New York, New York · implied b. ~1892 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mayer
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	38
Marital Status	Married
Birthplace	Hungary
Naturalization Status	Alien
Year of Immigration	1913
Age at First Marriage	23
Father's Birthplace	Hungary
Mother's Birthplace	Hungary
Occupation	Housework
Industry	Private family
Class of Worker	W
Can Read/Write	No
Mother Tongue	Hungarian
Birth Country	Hungary
Birthplace (normalized)	hungary

1940

Kings-County, New …

Spouse, age 51

Kings-County, New York · implied b. ~1889 — 3 household members

Surname	Mayer
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	51
Marital Status	Married
Birthplace	Hungary
1935 Residence (City)	New York City (Brooklyn)
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Highest Grade	No 3
1935 Residence	Same place
Birth Country	Hungary
Birthplace (normalized)	hungary

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Mayer

Spouse · 1940 · age 51 · b. ~1889 · 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-t0627-02597-00430)

Line	Name	Age	Relation	Occupation	Birthplace
1	Abraham Simowitz	26	Head	Clerk	Bklyn
2	Rosina Bruno	27	Head	Operator	Bklyn
3	Martha Bruno	23	Wife	—	Bklyn
4	Marie Bruno	2	Daughter	—	Bklyn
5	Bessie Rosenthal	52	Head	Clerk	Russia
6	Donald Rosenthal	25	Son	—	Bklyn
7	Sadie Rosenthal	17	Daughter	—	Bklyn
8	Morris Pressman	56	Head	Operator	Russia
9	Dora Pressman	55	Wife	—	Russia
10	Ruth Pressman	16	Daughter	—	Bklyn
11	Sara Meyler	56	Head	—	Bklyn
12	Bernhard Mayer	56	Head	—	Hungary
13	Mary Mayer THIS PERSON	51	Wife	—	Hungary
14	Florence Mayer	26	Daughter	Clerk	Bklyn
15	Henry Cominsky	42	Head	Operator	Bklyn
16	Estelle Cominsky	39	Wife	—	Bklyn
17	Lucille Cominsky	12	Daughter	—	Bklyn
18	Marilyn Cominsky	4	Daughter	—	Bklyn
19	Arthur Smith	37	Head	Electrician	Bklyn
20	Helen Smith	30	Wife	—	Bklyn
21	Carroll Smith	5	Daughter	—	Bklyn
22	—	None	—	—	—
23	Robert Weatherland	40	Head	Laborer	Illinois
24	Esther Weatherland	33	Wife	—	Bklyn
25	Barbara Weatherland	5	Daughter	—	Bklyn
26	Robert Weatherland	2	Son	—	Bklyn
27	Adelle Ernest	25	Head	Housework	Bklyn
28	Morris Venetia	25	Head	Welfare Work	Bklyn
29	Estelle Venetia	22	Wife	—	Bklyn
30	Leonard Venetia	4	Son	—	Bklyn
31	Anna Lifshitz	46	Head	—	Russia
32	Elsie Lifshitz	21	Daughter	Office Work	Bklyn
33	Samuel Lifshitz	18	Son	—	Bklyn
34	Louise Barthan	42	Head	Checker	Bklyn
35	Mollie Barthan	37	Wife	—	Bklyn
36	Ida Barthan	3	Daughter	—	Bklyn
37	Marvin Barthan	5	Son	—	Bklyn
38	Harry Besenzer	41	Head	Checker	Bklyn
39	Sonia Besenzer	36	Wife	Checker	Bklyn
40	Meyer Besenzer	15	Son	—	Bklyn

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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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