John Thomson — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this John Thomson across the 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed) — first a head (b.~1905), then head of a 5-person household.

Age 35 b. ~1905 Male Head Born: Scotland Married

1940 Census Record Details

Census Year	1940
Location	Westchester-County, New York
Surname	Thomson
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Yonkers
1935 Residence (County)	Westchester
Naturalization Status	Naturalized
Additional Details
Occupation	cook
Industry	hospital
Class of Worker	PW
Hours Worked	72
Income (1939)	20
Highest Grade	S 8
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland
Occupation	Cook
Township / Ward	Yonkers
Est. Birth Year	~1905

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 John	Age	Birth yr
Robert Thomson	Son	—	2	~1938
John Thomson	Son	—	5	~1935
Margaret Thomson	Daughter	—	7	~1933
Margaret Thomson	Spouse	—	29	~1911
John Thomson	Head	—	35	~1905

Census Appearances

1930

Westchester, New …

Other, age 25

Westchester, New York · implied b. ~1905 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Thomson
Given Name	John
Relationship to Head	Boarder
Sex	M
Color / Race	White
Age	25
Marital Status	Single
Birthplace	Scotland
Naturalization Status	First papers filed
Year of Immigration	1921
Father's Birthplace	Scotland
Mother's Birthplace	Scotland
Can Read/Write	Yes
Mother Tongue	English
Birth Country	Scotland
Birthplace (normalized)	scotland

1940

Westchester-County, New …

Head, age 35

Westchester-County, New York · implied b. ~1905 — 5 household members

Surname	Thomson
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Yonkers
1935 Residence (County)	Westchester
Naturalization Status	Naturalized
Occupation	cook
Industry	hospital
Class of Worker	PW
Hours Worked	72
Income (1939)	20
Highest Grade	S 8
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland

Model Tree

Linked across censuses

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

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This person

Anchor record

John Thomson

Head · 1940 · age 35 · b. ~1905 · 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 — Westchester-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02864-00286)

Line	Name	Age	Relation	Occupation	Birthplace
41	Roberta Crane	11	Daughter	—	New York
42	Margaret M. Walker	54	Head	Shipping Clerk	Irish Free State
43	John Walker	25	Son	Clerk	New York
44	Alexander Walker	24	Son	Painting Contractor	New York
45	Chas. W. Hamilton	63	Head	Salesman	New York
46	Sadie M. Hamilton	56	Wife	Space Buyer	New York
47	Robert M. Hamilton	30	Son	Stenographer	New York
48	Viola M. Ryan	34	Daughter	Pattern Maker	New York
49	Cormack H. Ryan	1	Grandson	—	New York
50	Harry Cegnigno \| Cignigno	37	Head	Pattern Cutter	Italy
51	Carmela Cegnigno \| Cignigno	33	Wife	Metal Inspector	Italy
52	Pauline Cegnigno \| Cignigno	11	Daughter	Stenographer	New York
53	Joseph Cegnigno \| Cignigno	10	Son	—	New York
54	Grace Cegnigno \| Cignigno	4	Daughter	—	New York
55	Joseph Cegnigno \| Cignigno	21	Brother	Trolley Motorman	Italy
56	Stephen Molnar	37	Head	—	Hungary
57	Eliz. E. Molnar	33	Wife	—	Hungary
58	Ernest R. Molnar	10	Son	—	Michigan
59	John Thomson THIS PERSON	35	Head	Cook	Scotland
60	Margaret Q. Thomson	29	Wife	—	Scotland
61	Margaret H. Thomson	7	Daughter	—	New York
62	John Jr. Thomson	5	Son	—	New York
63	Robert C. Thomson	2	Son	—	New York
64	Solomon George	55	Head	Painter	Persia
65	Mary George	52	Wife	—	Persia
66	Lillian George	15	Daughter	—	New York
67	Joseph, Samuel George	38	Son	Stock Man	Persia
68	Shireen George	34	Daughter	—	Persia
69	Ashur George	11	Grandson	—	New York
70	Shurmian George	10	Daughter	—	New York
71	Shirley George	4	Daughter	—	New York
72	Michael Drost	27	Head	Housekeeper	New York
73	Anna S. Drost	23	Wife	—	New York
74	Marilynn Drost	2	Daughter	—	New York
75	Rose Trezza	39	Head	Bakery Oven Operator	New Jersey
76	John Trezza	12	Son	Newsboy	New Jersey
77	Sophie Mikolay	45	Head	Theatre Manager	Czechoslovakia
78	John Mikolay	22	Son	—	New York
79	Steven Mikolay	18	Son	—	New York
80	Harry F. Macnair	29	Head	Manager	Illinois

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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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