Thomas Griffin — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Marion-County, Indiana

Our Model Tree links this Thomas Griffin across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 3-person household.

Age 50 b. ~1890 Male Head Born: Kentucky Married

1940 Census Record Details

Census Year	1940
Location	Marion-County, Indiana
Surname	Griffin
Given Name	Thomas B.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Kentucky
1935 Residence (City)	Pike Township
1935 Residence (County)	Marion
Additional Details
Occupation	Farm Labor
Industry	Farming
Class of Worker	PW
Hours Worked	65
Income (1939)	708
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky
Occupation	Farm Laborer
Township / Ward	Pike Township
Est. Birth Year	~1890

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 Griffin	Head	—	50	~1890
Carrie Griffin	Spouse	—	40	~1900
Russell Griffin	Son	—	14	~1926

Census Appearances

1920

Marion, Indiana

Other, age 30

Marion, Indiana · implied b. ~1890 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Griffin
Given Name	Thomas
Relationship to Head	Roomer
Sex	M
Color / Race	White
Age	30
Marital Status	Single
Birthplace	Kentucky
Father's Birthplace	Kentucky
Mother's Birthplace	Kentucky
Occupation	Laborer
Industry	Factory
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1930

Marion, Indiana

Head, age 39

Marion, Indiana · implied b. ~1891 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Griffin
Given Name	Thomas B.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	39
Marital Status	Married
Birthplace	Kentucky
Age at First Marriage	32
Father's Birthplace	Kentucky
Mother's Birthplace	Kentucky
Occupation	Farm Laborer
Industry	General Farm
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	15
Veteran	No
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

1940

Marion-County, Indiana

Head, age 50

Marion-County, Indiana · implied b. ~1890 — 3 household members

Surname	Griffin
Given Name	Thomas B.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Kentucky
1935 Residence (City)	Pike Township
1935 Residence (County)	Marion
Occupation	Farm Labor
Industry	Farming
Class of Worker	PW
Hours Worked	65
Income (1939)	708
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Kentucky
Birth Country	United States
Birthplace (normalized)	kentucky

Model Tree

Linked across censuses

Our Model Tree links Thomas Griffin 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 Griffin

Head · 1940 · age 50 · b. ~1890 · Indiana

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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 — Marion-County, Indiana Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01076-00070)

Line	Name	Age	Relation	Occupation	Birthplace
41	Harry Snyder	38	Head	Filling Station Attendant	Indiana
42	Alice Snyder	34	Wife	—	Colorado
43	Joan Snyder	15	Daughter	—	Indiana
44	Peggy Snyder	11	Daughter	—	Indiana
45	Patsy Snyder	5	Daughter	—	Indiana
46	Iza Sheeley	64	Head	—	Indiana
47	Tom Maloney	40	Son	Salesman	Ohio
48	Charles Caster	25	Lodger	Sitter	Indiana
49	Helen Caster	23	Lodger	—	Indiana
50	Raymond Manfold	26	Lodger	Crane Operator	Indiana
51	Omer B. Furr	65	Head	Farmer	Indiana
52	Daisy Furr	60	Sister	—	Indiana
53	Ray Davis	51	Head	Farmer	Indiana
54	Stella Davis	48	Wife	—	Indiana
55	Marjorie Davis	23	Daughter	Teacher	Indiana
56	Maxine Davis	17	Daughter	—	Indiana
57	Thomas B. Griffin THIS PERSON	50	Head	Farm Labor	Kentucky
58	Carrie H. Griffin	40	Wife	—	Indiana
59	Russell O. Griffin	14	Son	—	Indiana
60	Omer A. Ripley	51	Head	Salesman	Illinois
61	Pearl Ripley	45	Wife	—	Wisconsin
62	Violet Ripley	21	Daughter	—	Wisconsin
63	Donald Ripley	19	Son	—	Wisconsin
64	Maurice Risley	25	Head	Maintenance	Indiana
65	Aimee Risley	26	Wife	—	Mississippi
66	Clarence Risley	5	Son	—	Indiana
67	Nancy Risley	3	Daughter	—	Michigan
68	Virginia Risley	2	Daughter	—	Indiana
69	Alonzo Phillips	27	Head	Labor	Indiana
70	Carrie Phillips	18	Wife	—	Tennessee
71	Kate Davis	66	Head	—	Ohio
72	Roscoe E. Bird	46	Son-in-law	—	Indiana
73	Goldie Bird	45	Daughter	—	Indiana
74	Rosemary Delany	21	Granddaughter	—	Indiana
75	Stanton Delany	20	Grandson	Painter	Indiana
76	Harry Kennedy	48	Head	—	Indiana
77	Olivia Kennedy	44	Wife	Reg. Nurse	Wisconsin
78	Thomas R. Combs	46	Head	Salesman	Iowa
79	Edna May Combs	46	Wife	Office Manager	Texas

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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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