James Lamb — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Vermillion-County, Indiana

Our Model Tree links this James Lamb across the 1920, 1930 and 1940 US Censuses in Vermillion-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 3-person household.

Age 59 b. ~1881 Male Head Born: Indiana Married

1940 Census Record Details

Census Year	1940
Location	Vermillion-County, Indiana
Surname	Lamb
Given Name	James W.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	59
Marital Status	Married
Birthplace	Indiana
1935 Residence (City)	Helt Township
1935 Residence (County)	Vermilion
Additional Details
Occupation	Farmer
Industry	Farming
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	8
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana
Occupation	Farmer
Township / Ward	Helt Township
Est. Birth Year	~1881

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 James	Age	Birth yr
James Lamb	Head	—	59	~1881
Blanche Lamb	Spouse	—	59	~1881
Garven Lamb	Son	—	18	~1922

Census Appearances

1920

Vermillion, Indiana

Head, age 38

Vermillion, Indiana · implied b. ~1882 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lamb
Given Name	James
Relationship to Head	Head
Sex	M
Color / Race	White
Age	38
Marital Status	Married
Birthplace	Indiana
Father's Birthplace	Indiana
Mother's Birthplace	Indiana
Occupation	Farmer
Industry	General Farm
Class of Worker	OA
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	F
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1930

Vermillion, Indiana

Head, age 49

Vermillion, Indiana · implied b. ~1881 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lamb
Given Name	James
Relationship to Head	Head
Sex	M
Color / Race	White
Age	49
Marital Status	Married
Birthplace	Indiana
Age at First Marriage	22
Father's Birthplace	Indiana
Mother's Birthplace	Indiana
Occupation	Farmer
Industry	Farm
Class of Worker	VVVV
Can Read/Write	Yes
Home Owned/Rented	O
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

1940

Vermillion-County, Indiana

Head, age 59

Vermillion-County, Indiana · implied b. ~1881 — 3 household members

Surname	Lamb
Given Name	James W.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	59
Marital Status	Married
Birthplace	Indiana
1935 Residence (City)	Helt Township
1935 Residence (County)	Vermilion
Occupation	Farmer
Industry	Farming
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	8
1935 Residence	Same place
Birth State	Indiana
Birth Country	United States
Birthplace (normalized)	indiana

Model Tree

Linked across censuses

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

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This person

Anchor record

James Lamb

Head · 1940 · age 59 · b. ~1881 · 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 — Vermillion-County, Indiana Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01102-00477)

Line	Name	Age	Relation	Occupation	Birthplace
1	Sylvia Sylvia	39	Wife	—	Illinois
2	Bernard Sylvia	21	Son	Truck Driver	Indiana
3	Madge Sylvia	20	Daughter	—	Indiana
4	Glenn Barton	37	Head	Farmer	Indiana
5	Blanche Barton	30	Wife	—	Indiana
6	Joan Barton	8	Daughter	—	Indiana
7	Ronald Barton	5	Son	—	Indiana
8	William L. Thorne	22	Head	Farmer	Indiana
9	Francis Thorne	22	Wife	—	Indiana
10	Larry B. Thorne	1	Son	—	Indiana
11	Lawrence W. Thorne	51	Head	Farmer	Indiana
12	Ola Thorne	51	Wife	—	Illinois
13	Mary Alice Thorne	34	Daughter	—	Indiana
14	Carlton Mack	34	Head	Farmer	Indiana
15	Lelia Mack	29	Wife	—	Indiana
16	James W. Lamb THIS PERSON	59	Head	Farmer	Indiana
17	Blanche Lamb	59	Wife	—	Indiana
18	Garven Lamb	18	Son	—	Indiana
19	Maicy Richardson	57	Head	—	Illinois
20	Eldon Richardson	26	Son	Truck Driver	Indiana
21	Blanche Richardson	21	Daughter-in-law	—	Illinois
22	Ruby Richardson	2	Granddaughter	—	Ohio
23	Bert Fortune	60	Head	Farmer	Ohio
24	Lillie Fortune	51	Wife	—	Illinois
25	Marcella Vickers	28	Head	Farmer	Illinois
26	Marcella Vickers	23	Wife	—	Illinois
27	Shirley Anne Vickers	6	Daughter	—	Indiana
28	Franky Lee Vickers	4	Son	—	Indiana
29	Larry Eugene Vickers	1	Son	—	Indiana
30	Charles Vickers	60	Father	—	Kentucky
31	Levi Harvard	70	Head	—	Indiana
32	Harry H. Harvard	35	Son	Farmer	Indiana
33	Frank O. Harvard	30	Son	Farmer	Indiana
34	Meda Kaufman	51	Head	—	Indiana
35	Samuel Kaufman	24	Son	Laborer	Indiana
36	Clayton Kaufman	19	Son	Unemployed	Indiana
37	Clara Kaufman	17	Daughter	N.Y.A.	Indiana
38	Clarence Kaufman	14	Son	—	Indiana
39	Ed Nelson	65	Head	—	Kansas
40	Herman Howard	40	Head	Laborer	Indiana

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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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