Mary Corcoran — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Corcoran across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 6-person household.

Age 38 b. ~1902 Female Spouse Born: New York Married

1940 Census Record Details

Census Year	1940
Location	New-York-County, New York
Surname	Corcoran
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	38
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Manhattan
1935 Residence (County)	New York
Additional Details
Highest Grade	No 4
1935 Residence	Same place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Township / Ward	Manhattan
Est. Birth Year	~1902

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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Mary Corcoran	Spouse	—	38	~1902
Ellen Corcoran	Daughter	—	15	~1925
Rosemary Corcoran	Daughter	—	17	~1923
Matthew Corcoran	Head	—	40	~1900
Francis Corcoran	Son	—	12	~1928
Matthew Corcoran	Son	—	10	~1930

Census Appearances

1930

New York, …

Other, age 27

New York, New York · implied b. ~1903 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Corcoran
Given Name	Mary
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	27
Marital Status	Married
Birthplace	New York
Age at First Marriage	23
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read/Write	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

New-York-County, New …

Spouse, age 38

New-York-County, New York · implied b. ~1902 — 6 household members

Surname	Corcoran
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	38
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Manhattan
1935 Residence (County)	New York
Highest Grade	No 4
1935 Residence	Same place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

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

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This person

Anchor record

Mary Corcoran

Spouse · 1940 · age 38 · b. ~1902 · 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 — New-York-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02650-00898)

Line	Name	Age	Relation	Occupation	Birthplace
1	Holger Christiansen	51	Head	Platform Man	Denmark
2	Carrie Christiansen	50	Wife	—	New York
3	Edward Patchett	38	Head	Jr. Clerk	New York
4	Mary Patchett	36	Wife	—	New York
5	Evelyn Patchett	15	Daughter	—	New York
6	John Holland	48	Lodger	Elevator Operator	Mass.
7	Max Gray	53	Head	—	New York
8	Ida Mcnulty	30	Daughter	Clerk	New York
9	Roy Mcnulty	13	Grandson	—	New York
10	Marion Mcnulty	10	Granddaughter	—	New York
11	Joan Mcnulty	7	Granddaughter	—	New York
12	Benedict Rogers	59	Head	Clerk	Spain
13	Divina Rogers	44	Wife	—	Spain
14	Albert Rogers	17	Son	Errand Boy	New York
15	Joseph Shean	29	Head	Hose Cleaner	New York
16	Catherine Shean	29	Wife	—	New York
17	James Shean	10	Son	—	New York
18	John Shean	8	Son	—	New York
19	Joseph Jr. Shean	7	Son	—	New York
20	Robert Shean	4	Son	—	New York
21	Raymond Shean	2	Son	—	New York
22	Anne Locke	68	Head	—	England
23	Catherine Fitzpatrick	61	Boarder	—	England
24	Frederick Bestermann	61	Head	Grocer	Germany
25	Hedwig Bestermann	58	Wife	—	Germany
26	Frank Bonney	68	Head	—	Maine
27	Josephine Bonney	68	Wife	—	Maine
28	Charles Higgins	42	Head	Salesman	Mass.
29	Frances Higgins	42	Wife	—	Mass.
30	Charles Higgins	12	Son	—	Mass.
31	William Higgins	8	Son	—	New York
32	James Higgins	34	Head	Blaster	New York
33	Florence Higgins	36	Wife	—	Mass.
34	Florence Jr. Higgins	6	Daughter	—	New York
35	Matthew Corcoran	40	Head	Cleaner	New York
36	Mary Corcoran THIS PERSON	38	Wife	—	New York
37	Rosemary Corcoran	17	Daughter	New Worker	New York
38	Ellen Corcoran	15	Daughter	—	New York
39	Francis Corcoran	12	Son	—	New York
40	Matthew Corcoran	10	Son	—	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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