Thomas Johnston — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Trumbull-County, Ohio

Our Model Tree links this Thomas Johnston across the 1920, 1930 and 1940 US Censuses in Trumbull-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 3-person household.

Age 68 b. ~1872 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Trumbull-County, Ohio
Surname	Johnston
Given Name	Thomas W
Relationship to Head	Head
Sex	M
Color / Race	White
Age	68
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Mecca Township
1935 Residence (County)	Trumbull
Additional Details
Occupation	Farm
Industry	Farm
Class of Worker	OA
Hours Worked	98
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Farm
Township / Ward	Mecca Township
Est. Birth Year	~1872

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.

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

Name	Relation to head	Relative to Thomas	Age	Birth yr
Thomas Johnston	Head	—	68	~1872
Margaret Johnston	Spouse	—	67	~1873
Raymond Johnston	Son	—	38	~1902

Census Appearances

1920

Trumbull, Ohio

Head, age 47

Trumbull, Ohio · implied b. ~1873 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnston
Given Name	Thomas W
Relationship to Head	Head
Sex	M
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Farmer
Industry	Dairy Farm
Class of Worker	Em
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	F
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Trumbull, Ohio

Head, age 58

Trumbull, Ohio · implied b. ~1872 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnston
Given Name	Tom A.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	23
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Farmer
Industry	General farm
Class of Worker	OA
Can Read/Write	Yes
Home Owned/Rented	O
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Trumbull-County, Ohio

Head, age 68

Trumbull-County, Ohio · implied b. ~1872 — 3 household members

Surname	Johnston
Given Name	Thomas W
Relationship to Head	Head
Sex	M
Color / Race	White
Age	68
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Mecca Township
1935 Residence (County)	Trumbull
Occupation	Farm
Industry	Farm
Class of Worker	OA
Hours Worked	98
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

Our Model Tree links Thomas Johnston across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Thomas Johnston

Head · 1940 · age 68 · b. ~1872 · Ohio

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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 — Trumbull-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03158-00420)

Line	Name	Age	Relation	Occupation	Birthplace
41	Florence E Swisher	11	daughter	—	Ohio
42	Charles E Swisher	10	son	—	Ohio
43	Elizabeth A Swisher	5	daughter	—	Ohio
44	Melvin R Swisher	3	son	—	Ohio
45	Arnold J Swisher	2	son	—	Ohio
46	Frank Swisher	64	Father	—	Ohio
47	Samuel L Anderson	46	Head	Farm Labor	New York
48	John J Janitor	41	Head	Farm	Hungary
49	Ladislas J Janitor	18	son	—	Hungary
50	William Szabo	69	Head	—	Hungary
51	Susanna Szabo	54	wife	—	Hungary
52	Louis Szabo	29	son	Farm	Ohio
53	John S Szabo	27	son	Farm	Ohio
54	Suzy J Szabo	21	daughter	—	Ohio
55	William A Szabo	19	son	Farm	Ohio
56	Valentine Szabo	17	son	—	Ohio
57	Julia D Szabo	13	daughter	—	Ohio
58	Joseph Fox	48	Head	Farm	Penn
59	Mary Fox	48	wife	—	Hungary
60	John Fox	23	son	Labor Handy Man	Penn
61	Anna M Fox	21	daughter in law	—	Ohio
62	Earl G Brainard	24	Head	Crane Man	Ohio
63	Velva D Brainard	22	wife	—	Ohio
64	Merlin K Brainard	3	son	—	Ohio
65	Marshall A Bequeath	62	Head	Farm	Penn
66	Mattie M Bequeath	50	wife	—	Penn
67	Alden H Bequeath	27	son	Farm	Ohio
68	Robert H Bequeath	21	son	Farm Labor	Ohio
69	Bruce E Bequeath	17	son	Farm	Ohio
70	Ruby M Bequeath	15	daughter	—	Ohio
71	Grant H Bequeath	26	son	Road Work	Ohio
72	Rose M Bequeath	23	daughter in law	—	Ohio
73	Joan J Bequeath	5	granddaughter	—	Ohio
74	Frank W Johnston	71	Head	Farm	Ohio
75	Lilah R Johnston	62	wife	—	Ohio
76	Thomas W Johnston THIS PERSON	68	Head	Farm	Ohio
77	Margaret L Johnston	67	wife	—	Ohio
78	Raymond Johnston	38	son	Farm	Ohio
79	Alta M Peterson	60	Head	Farm	Ohio
80	Tinnie M Peterson	53	wife	—	Ohio

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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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