James Laughlin — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this James Laughlin across the 1930 and 1940 US Censuses in Niagara-County, New York (XGBoost, ~Confirmed) — first a head (b.~1907), then head of a 5-person household.

Age 33 b. ~1907 Male Head Born: Scotland Married

1940 Census Record Details

Census Year	1940
Location	Niagara-County, New York
Surname	Laughlin
Given Name	James
Relationship to Head	Head
Sex	M
Color / Race	White
Age	33
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Niagara Falls
1935 Residence (County)	Niagara
Naturalization Status	Naturalized
Additional Details
Occupation	maintenance worker
Industry	abrasive plant
Class of Worker	PW
Hours Worked	40
Income (1939)	1400
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland
Occupation	Maintenance Worker
Township / Ward	Niagara Falls
Est. Birth Year	~1907

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 James	Age	Birth yr
Katherine Laughlin	Daughter	—	4	~1936
Evelyn Laughlin	Spouse	—	30	~1910
Grace Laughlin	Daughter	—	2	~1938
James Laughlin	Head	—	33	~1907
Margaret Laughlin	Daughter	—	6	~1934

Census Appearances

1930

Niagara, New …

Son, age 23

Niagara, New York · implied b. ~1907 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Laughlin
Given Name	James
Relationship to Head	son
Sex	M
Color / Race	White
Age	23
Marital Status	Single
Birthplace	Scotland
Naturalization Status	Alien
Year of Immigration	1926
Father's Birthplace	Scotland
Mother's Birthplace	Scotland
Occupation	Mechanic helper
Industry	Garage
Class of Worker	W
Can Read/Write	Yes
Mother Tongue	English
Birth Country	Scotland
Birthplace (normalized)	scotland

1940

Niagara-County, New …

Head, age 33

Niagara-County, New York · implied b. ~1907 — 5 household members

Surname	Laughlin
Given Name	James
Relationship to Head	Head
Sex	M
Color / Race	White
Age	33
Marital Status	Married
Birthplace	Scotland
1935 Residence (City)	Niagara Falls
1935 Residence (County)	Niagara
Naturalization Status	Naturalized
Occupation	maintenance worker
Industry	abrasive plant
Class of Worker	PW
Hours Worked	40
Income (1939)	1400
Highest Grade	No 8
1935 Residence	Same place
Birth Country	Scotland
Birthplace (normalized)	scotland

Model Tree

Linked across censuses

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

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This person

Anchor record

James Laughlin

Head · 1940 · age 33 · b. ~1907 · 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 — Niagara-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02697-00517)

Line	Name	Age	Relation	Occupation	Birthplace
41	Maud E. Barlow	63	Wife	—	English
42	George H. Rhodes	63	Head	Laborer	England
43	Mabel Rhodes	53	Wife	—	New York
44	Ernest H. Walker	50	Lodger	Head Furnace Man	England
45	Ernest Walker	18	Lodger's son	Electric Welder	England
46	Gladys I. Walker	17	Lodger's daughter	—	New York
47	Elsie M. Walker	14	Lodger's daughter	—	New York
48	Robert H. Walker	10	Lodger's son	—	New York
49	Raymond F. Walker	10	Lodger's son	—	New York
50	James Laughlin THIS PERSON	33	Head	Maintenance Worker	Scotland
51	Evelyn Laughlin	30	Wife	—	Canada-English
52	Margaret Laughlin	6	Daughter	—	Canada-English
53	Katherine Laughlin	4	Daughter	—	New York
54	Grace Laughlin	2	Daughter	—	New York
55	Francis Stevenson	50	Head	Fireman	Scotland
56	Catherine Stevenson	44	Wife	—	Scotland
57	Matthew Neal	41	Brother-in-law	Shipping Clerk	Scotland
58	John J. Dornan	43	Lodger	Machine Operator	Scotland
59	John Mastromatteo	37	Head	Electrician Oper.	Italy
60	Hattie Mastromatteo	34	Wife	—	New York
61	Paul Mastromatteo	10	Son	—	New York
62	Joseph Tripi	33	Head	Paper Maker	New York
63	Gladys Tripi	35	Wife	—	Canada-English
64	Leo Koscielniak	47	Head	Emery Mixer	New York
65	Pauline Koscielniak	47	Wife	—	New York
66	Irving Koscielniak	23	Son	Assistant Chemist	New York
67	Alfred Koscielniak	20	Son	New Worker	New York
68	Adeline Koscielniak	15	Daughter	—	New York
69	Eleanor Koscielniak	11	Daughter	—	New York
70	Leon Koscielniak	8	Son	—	New York
71	—	None	—	—	—
72	Caspar Saracuse	67	Head	Janitor	Italy
73	Vincenza Saracuse	58	Wife	—	Sicily
74	Sam Saracuse	26	Son	Machine Operator	New York
75	Victor Saracuse	21	Son	Sales Clerk	New York
76	Evelyn Saracuse	19	Daughter	New Worker	New York
77	John Zachara	48	Head	Laborer	Poland
78	Mary Zachara	47	Wife	—	Poland
79	Joseph Zachara	25	Son	Laborer	New York
80	Lottie Zachara	24	Daughter	Machine Operator	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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