Mary West — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary West across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 4-person household.

Age 55 b. ~1885 Female Head Born: New York Widowed

1940 Census Record Details

Census Year	1940
Location	Kings-County, New York
Surname	West
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	55
Marital Status	Widowed
Birthplace	New York
1935 Residence (City)	New York City
1935 Residence (County)	Kings
Additional Details
Highest Grade	8
1935 Residence	Same House
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york
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.

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

Name	Relation to head	Relative to Mary	Age	Birth yr
Mary West	Head	—	55	~1885
Frances West	Son	—	28	~1912
John West	Son	—	34	~1906
William West	Son	—	32	~1908

Census Appearances

1920

Kings, New …

Spouse, age 37

Kings, New York · implied b. ~1883 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	West
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	37
Marital Status	Married
Birthplace	New York
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1930

Kings, New …

Spouse, age 45

Kings, New York · implied b. ~1885 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	West
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	45
Marital Status	Married
Birthplace	New York
Age at First Marriage	18
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	none
Can Read/Write	Yes
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

1940

Kings-County, New …

Head, age 55

Kings-County, New York · implied b. ~1885 — 4 household members

Surname	West
Given Name	Mary
Relationship to Head	Head
Sex	F
Color / Race	White
Age	55
Marital Status	Widowed
Birthplace	New York
1935 Residence (City)	New York City
1935 Residence (County)	Kings
Highest Grade	8
1935 Residence	Same House
Birth State	New York
Birth Country	United States
Birthplace (normalized)	new york

Model Tree

Linked across censuses

Our Model Tree links Mary West 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 West

Head · 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 — Kings-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02582-00105)

Line	Name	Age	Relation	Occupation	Birthplace
41	Margaret Forester	41	Wife	Housewife	New York
42	John Jr. Forester	18	Son	—	New York
43	Margaret Forester	16	Dtr	—	New York
44	John Krasnodelski	57	Head	Mechanic	Poland
45	Lottie Krasnodelski	52	Wife	—	Poland
46	Janina Krasnodelski	30	Dtr	Seiz	New York
47	Stephen Krasnodelski	28	Son	Foreman	New York
48	Cashmer Krasnodelski	26	Son	Civil Engineer	New York
49	Irene Krasnodelski	21	Dtr	Stenographer	New York
50	—	None	—	—	—
51	—	None	—	—	—
52	—	None	—	—	—
53	Joseph Czaplicki	46	Head	Produce Man	Poland
54	Sophie Czaplicki	46	Wife	—	Poland
55	Henry Czaplicki	22	Son	Laborer	New York
56	Jenny Czaplicki	14	Dtr	—	New York
57	Joseph Jr. Czaplicki	10	Son	—	New York
58	Mary West THIS PERSON	55	Head	—	New York
59	John West	34	Son	Sanitation Man	New York
60	William West	32	Son	Welder	New York
61	Frances West	28	Son	—	New York
62	Eugene Safara	36	Head	Sales Clerk	New Jersey
63	Adela Safara	31	Wife	—	New York
64	Henry Heath	71	Head	—	Great Britain
65	Theresa Heath	71	Wife	—	New York
66	Mary Meighan	56	Mother	Ironer	New York
67	James Meighan	22	Son	—	New York
68	Harold Maher	40	Head	Driver	New York
69	Catherine Maher	33	Wife	Operator	New York
70	Marion Maher	9	Dtr	Student	New York
71	Mary Yeager	65	Head	—	Greece
72	Estelle Yeager	35	Dtr	Clerk	New Jersey
73	Edward Bader	55	Head	Truck (Helper)	New York
74	Florence Bader	44	Wife	—	New York
75	Richard Stoddard	73	Head	—	Ireland
76	Margaret Stoddard	70	Wife	—	New York
77	Stanley Stroming	53	Head	Machinist	Pennsylvania
78	Sadie Stroming	44	Wife	—	New York
79	Elizabeth Stroming	26	Dtr	Operator	Pennsylvania
80	Doris Stroming	17	Dtr	—	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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