Mary Dwyer — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Dwyer across the 1920, 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 5-person household.

Age 55 b. ~1885 Female Spouse Born: Ireland Married

1940 Census Record Details

Census Year	1940
Location	Bronx-County, New York
Surname	Dwyer
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	New York
1935 Residence (County)	Bronx
Naturalization Status	Naturalized
Additional Details
Highest Grade	No 6
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland
Township / Ward	New York City
Est. Birth Year	~1885

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Patrick Dwyer	Son	—	21	~1919
John Dwyer	Son	—	23	~1917
Mary Dwyer	Spouse	—	55	~1885
Carroll Dwyer	Son	—	12	~1928
Patrick Dwyer	Head	—	55	~1885

Census Appearances

1920

Cayuga, New …

Spouse, age 35

Cayuga, New York · implied b. ~1885 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Dwyer
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Ireland
Year of Immigration	1906
Naturalization Status	First papers filed
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	Irish
Birth Country	Ireland
Birthplace (normalized)	ireland

1930

Richmond, New …

Spouse, age 45

Richmond, New York · implied b. ~1885 — 12 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Dwyer
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	Ireland
Naturalization Status	Naturalized
Year of Immigration	1907
Age at First Marriage	31
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read/Write	Yes
Mother Tongue	English
Birth Country	Ireland
Birthplace (normalized)	ireland

1940

Bronx-County, New …

Spouse, age 55

Bronx-County, New York · implied b. ~1885 — 5 household members

Surname	Dwyer
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	55
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	New York
1935 Residence (County)	Bronx
Naturalization Status	Naturalized
Highest Grade	No 6
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

Our Model Tree links Mary Dwyer 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 Dwyer

Spouse · 1940 · age 55 · b. ~1885 · 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 — Bronx-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02496-00701)

Line	Name	Age	Relation	Occupation	Birthplace
1	Patrick Mccarron	39	Head	Labor Foreman	North Carolina
2	Agna \| Agnes Mccarron	35	Wife	—	Massachusetts
3	James Mccarron	9	Son	—	New York
4	Patrick Mccarron	8	Son	—	New York
5	Mary Mccarron	5	Daughter	—	New York
6	Joseph E. Tierney	40	Head	Clerk	New York
7	Marie A. Tierney	42	Wife	—	New York
8	Therese Tierney	14	Daughter	—	New York
9	Patricia Tierney	4	Daughter	—	New York
10	Michael Tierney	1	Son	—	New York
11	Martin Winthal	48	Head	Mechanic	New York
12	James Winthal	21	Son	—	New York
13	Carl Winthal	18	Son	Office Boy	New York
14	Cyral Hughes	32	Head	Ambulance Driver	New York
15	Anne Hughes	29	Wife	—	New York
16	James Hughes	5	Son	—	New York
17	Joseph Coghlan	42	Head	Service Man	New York
18	Louise Coghlan	42	Wife	—	New York
19	Joseph Coghlan	13	Son	—	New York
20	Edward Coghlan	10	Son	—	New York
21	Mary Louise Coghlan	8	Daughter	—	New York
22	Franklin R. Coghlan	5	Son	—	New York
23	Bernard Coghlan	3	Son	—	New York
24	Patrick Dwyer	55	Head	Engineer	Ireland
25	Mary Dwyer THIS PERSON	55	Wife	—	Ireland
26	John Dwyer	23	Son	Fireman	New York
27	Patrick Jr. Dwyer	21	Son	—	New York
28	Carroll Dwyer	12	Son	—	New York
29	Henry Roth	37	Head	Letter Carrier	New York
30	Lucy Roth	36	Wife	—	Ohio
31	Margaret Roth	20	Daughter	—	New York
32	William Roth	16	Son	—	New York
33	Michael Roth	13	Son	—	New York
34	Mary Concannon	51	Head	—	New York
35	James Concannon	12	Son	—	New York
36	William J. Concannon	27	Son	Electrician	New York
37	Thomas Lapetritto	37	Head	Mechanic	New York
38	Rosalie Lapetritto	36	Wife	—	New York
39	Donetta Lapetritto	13	Daughter	—	New York
40	Nicolina Lapetritto	8	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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