Mary Keefe — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Keefe across the 1930 and 1940 US Censuses in Onondaga-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 5-person household.

Age 42 b. ~1898 Female Spouse Born: New York Married

1940 Census Record Details

Census Year	1940
Location	Onondaga-County, New York
Surname	Keefe
Given Name	Mary I.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	42
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Syracuse City
1935 Residence (County)	Onondaga
Additional Details
Highest Grade	H-4
1935 Residence	Same Place
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
Township / Ward	Syracuse City
Est. Birth Year	~1898

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
Frank Keefe	Head	—	52	~1888
Mary Keefe	Spouse	—	42	~1898
Robert Keefe	Son	—	21	~1919
Francis Keefe	Son	—	23	~1917
Marine Keefe	Daughter	—	16	~1924

Census Appearances

1930

Onondaga, New …

Other, age 33

Onondaga, New York · implied b. ~1897 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Keefe
Given Name	Mary A.
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	33
Marital Status	Married
Birthplace	New York
Age at First Marriage	18
Father's Birthplace	Ireland Free State
Mother's Birthplace	Ireland Free State
Can Read/Write	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

Onondaga-County, New …

Spouse, age 42

Onondaga-County, New York · implied b. ~1898 — 5 household members

Surname	Keefe
Given Name	Mary I.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	42
Marital Status	Married
Birthplace	New York
1935 Residence (City)	Syracuse City
1935 Residence (County)	Onondaga
Highest Grade	H-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 Keefe across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Keefe

Spouse · 1940 · age 42 · b. ~1898 · 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 — Onondaga-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02855-00276)

Line	Name	Age	Relation	Occupation	Birthplace
1	Anthony Nechay	47	Head	Fire Boss	Russia
2	Kazmira Nechay	29	Wife	—	New York
3	Josephine Nechay	9	Daughter	—	New York
4	Elizabeth Nechay	8	Daughter	—	New York
5	William Nechay	3	Son	—	New York
6	Paulista Guisi	70	Head	—	Italy
7	Nickoline Guisi	58	Wife	—	Italy
8	Anthony Guisi	28	Son	—	New York
9	Amelia Guisi	24	Daughter	Book Keeper	New York
10	Florence Guisi	20	Daughter	Stenographer	New York
11	Joseph Guisi	18	Son	—	New York
12	Vincent Guisi	17	Son	—	New York
13	Vito Angona	53	Head	Handy Man	Italy
14	Emma Angona	50	Wife	—	Italy
15	Maurice Randall	31	Head	—	New York
16	Mary Randall	30	Wife	—	New York
17	James Randall	9	Son	—	New York
18	Anne Randall	4	Daughter	—	New York
19	Frank Simons	28	Boarder	Inspector	New York
20	Leonard Fisher	27	Roomer	Waiter	New Jersey
21	Michael Stead	60	Roomer	Engineer	New York
22	Frank J. Keefe	52	Head	Conductor	New York
23	Mary I. Keefe THIS PERSON	42	Wife	—	New York
24	Francis J. Keefe	23	Son	Clerk Check	New York
25	Robert D. Keefe	21	Son	New Worker	New York
26	Marine N. Keefe	16	Daughter	New Worker	New York
27	Frank Ross	35	Head	Truck Driver	Italy
28	Mary A. Ross	35	Wife	—	New York
29	Robert F. Ross	6	Son	—	New York
30	John Hrelydak	54	Head	Inspector	Austria
31	Lillie Hrelydak	44	Wife	—	New York
32	Michael Hrelydak	24	Son	Packer	New York
33	Anne Hrelydak	21	Daughter	—	New York
34	Julian Hrelydak	19	Daughter	—	New York
35	John Moshal	30	Head	Drafting	New York
36	Jane Moshal	24	Wife	Bus Operator	New York
37	Lucius Aubrey	36	Head	Truck Driver	New York
38	Alfreda Aubrey	31	Wife	—	Canada-French
39	Alfreda Aubrey	14	Daughter	—	New York
40	Darline Aubrey	12	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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