James Lamb — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Montgomery-County, Ohio

Our Model Tree links this James Lamb across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 5-person household.

Age 57 b. ~1883 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Montgomery-County, Ohio
Surname	Lamb
Given Name	James C.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton
1935 Residence (County)	Montgomery
Additional Details
Occupation	Delivering Coal
Industry	Own Truck
Class of Worker	OA
Hours Worked	60
Income (1939)	500
Highest Grade	No 8
1935 Residence	Same house
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Occupation	Delivering Coal
Township / Ward	Dayton
Est. Birth Year	~1883

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
Jack Lamb	Son	—	14	~1926
Mildred Lamb	Daughter	—	11	~1929
Katherine Lamb	Daughter	—	17	~1923
Ethel Lamb	Spouse	—	48	~1892
James Lamb	Head	—	57	~1883

Census Appearances

1920

Montgomery, Ohio

Head, age 35

Montgomery, Ohio · implied b. ~1885 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lamb
Given Name	James G.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	35
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Core maker
Industry	Foundry
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Montgomery, Ohio

Head, age 47

Montgomery, Ohio · implied b. ~1883 — 9 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Lamb
Given Name	James E.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	47
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	21
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Fisher
Industry	Elect. Refrigeration
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	25
Radio Set	R
Veteran	No
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Montgomery-County, Ohio

Head, age 57

Montgomery-County, Ohio · implied b. ~1883 — 5 household members

Surname	Lamb
Given Name	James C.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Dayton
1935 Residence (County)	Montgomery
Occupation	Delivering Coal
Industry	Own Truck
Class of Worker	OA
Hours Worked	60
Income (1939)	500
Highest Grade	No 8
1935 Residence	Same house
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

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 57 · b. ~1883 · 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 — Montgomery-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03251-00835)

Line	Name	Age	Relation	Occupation	Birthplace
41	Doris Deck	14	daughter	—	Ohio
42	Mary Jane Deck	12	daughter	—	Ohio
43	Enid Deck	11	daughter	—	Ohio
44	Raymond Deck	5	son	—	Ohio
45	Shirley Deck	3	daughter	—	Ohio
46	Nathaniel Self	27	Head	Common Laborer	Kentucky
47	Della Self	26	Wife	—	Ohio
48	Jane Self	8	daughter	—	Ohio
49	Sarah Self	1	daughter	—	Ohio
50	Ernest Smith	45	Head	Common Laborer	Ohio
51	Margaret Smith	34	Wife	—	Ohio
52	Hershel Smith	13	son	—	Ohio
53	Walter Smith	12	son	—	Ohio
54	Dorothy Smith	10	daughter	—	Ohio
55	John J. Lauer	72	Head	—	Ohio
56	Jennie D. Lauer	71	Wife	—	Ohio
57	Mitchel Wilhite	27	Head	Sand Blaster	Tennessee
58	Callie Wilhite	31	Wife	—	Tennessee
59	Geraldine Marsh	14	Daughter	—	Tennessee
60	Ralph Marsh	11	son	—	Ohio
61	Eugene Marsh	6	son	—	Tennessee
62	Kent Barrows	25	Head	Handling Freight	Ohio
63	Emma Barrows	22	Wife	—	Kentucky
64	Mary Barrows	15	daughter	—	Kentucky
65	James C. Lamb THIS PERSON	57	Head	Delivering Coal	Ohio
66	Ethel G. Lamb	48	Wife	—	Ohio
67	Katherine A. Lamb	17	daughter	House Keeper	Ohio
68	Jack E. Lamb	14	son	—	Ohio
69	Mildred L. Lamb	11	daughter	—	Ohio
70	Albert J. Baudendistel	27	Head	Punch Press Operator	Ohio
71	Viola Baudendistel	21	Wife	—	Ohio
72	James Lee Baudendistel	3	son	—	Ohio
73	Ray Knight	43	Head	Core Maker	Ohio
74	Dora Knight	33	Wife	—	Ohio
75	Marjorie May Knight	14	daughter	—	Ohio
76	Rice Kendall	32	Head	Assembler	Ohio
77	Leona Kendall	32	Wife	—	Ohio
78	Kathleen Kendall	11	daughter	—	Ohio
79	Walter Meyers	31	Head	Truck Driver	Ohio
80	Pearl Meyers	33	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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