Isaac Smith — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Hamilton-County, Tennessee

Our Model Tree links this Isaac Smith across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Tennessee (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 5-person household.

Age 42 b. ~1898 Male Head Born: Tennessee Married

1940 Census Record Details

Census Year	1940
Location	Hamilton-County, Tennessee
Surname	Smith
Given Name	Isaac
Relationship to Head	Head
Sex	M
Color / Race	White
Age	42
Marital Status	Married
Birthplace	Tennessee
1935 Residence (City)	Chattanooga
1935 Residence (County)	Hamilton
Additional Details
Occupation	Welder
Industry	Electric Co
Class of Worker	PW
Hours Worked	40
Income (1939)	464
Highest Grade	No 5
1935 Residence	Same place
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee
Occupation	Welder
Township / Ward	Chattanooga
Est. Birth Year	~1898

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 Isaac	Age	Birth yr
Irene Smith	Daughter	—	13	~1927
Norma Smith	Daughter	—	1	~1939
Helen Smith	Daughter	—	10	~1930
Isaac Smith	Head	—	42	~1898
Mary Smith	Spouse	—	34	~1906

Census Appearances

1920

Hamilton, Tennessee

Other, age 25

Hamilton, Tennessee · implied b. ~1895 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Isaac
Relationship to Head	Servant
Sex	M
Color / Race	Black
Age	25
Marital Status	Married
Birthplace	Tennessee
Father's Birthplace	Tennessee
Mother's Birthplace	Tennessee
Occupation	Butler
Industry	Private Fam.
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee

1930

Hamilton, Tennessee

Head, age 32

Hamilton, Tennessee · implied b. ~1898 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Isaac A
Relationship to Head	Head
Sex	M
Color / Race	White
Age	32
Marital Status	Married
Birthplace	Tennessee
Age at First Marriage	28
Father's Birthplace	Tennessee
Mother's Birthplace	Tennessee
Occupation	Welder
Industry	Telephone Co.
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	3000
Radio Set	No
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee

1940

Hamilton-County, Tennessee

Head, age 42

Hamilton-County, Tennessee · implied b. ~1898 — 5 household members

Surname	Smith
Given Name	Isaac
Relationship to Head	Head
Sex	M
Color / Race	White
Age	42
Marital Status	Married
Birthplace	Tennessee
1935 Residence (City)	Chattanooga
1935 Residence (County)	Hamilton
Occupation	Welder
Industry	Electric Co
Class of Worker	PW
Hours Worked	40
Income (1939)	464
Highest Grade	No 5
1935 Residence	Same place
Birth State	Tennessee
Birth Country	United States
Birthplace (normalized)	tennessee

Model Tree

Linked across censuses

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

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This person

Anchor record

Isaac Smith

Head · 1940 · age 42 · b. ~1898 · Tennessee

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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 — Hamilton-County, Tennessee Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03953-00603)

Line	Name	Age	Relation	Occupation	Birthplace
41	Peggy Jean Mcdaniel	7	daughter	—	Tennessee
42	Barbara Ann Mcdaniel	5	daughter	—	Tennessee
43	T. Jesse Epps	32	Head	Laborer	Georgia
44	Annie Lee Epps	30	Wife	—	Georgia
45	B. Jesse Epps	2	son	—	Georgia
46	Isaac Smith THIS PERSON	42	Head	Welder	Tennessee
47	Mary J. Smith	34	Wife	—	Tennessee
48	Irene Smith	13	daughter	—	Tennessee
49	Helen Smith	10	daughter	—	Tennessee
50	Norma Jean Smith	1	daughter	—	Tennessee
51	Fate Hudson	48	Head	Sawyer	Tennessee
52	Esther Hudson	44	Wife	—	Tennessee
53	Thurman Hudson	21	son	Sawyer	Tennessee
54	Clifford Hudson	19	son	Off Bearing	Tennessee
55	Louise Hudson	13	daughter	—	Tennessee
56	Opal Hudson	7	daughter	—	Tennessee
57	Clintie Hudson	5	daughter	—	Tennessee
58	Nannie C. Ralston	53	Head	—	Florida
59	Joseph Ralston	26	son	Brakeman	Florida
60	Evelyn Ralston	20	daughter	Housekeeper	Tennessee
61	Jimmie Ralston	13	son	—	Tennessee
62	Geneva Ralston	12	daughter	—	Tennessee
63	Alfred Ralston	9	son	—	Tennessee
64	Samuel J. Miller	62	Head	Foreman	Tennessee
65	Amma Miller	54	Wife	—	Tennessee
66	Everett Miller	28	son	Knitter	Tennessee
67	Stella B. Miller	25	daughter-in-law	—	Tennessee
68	Eugene Miller	3	grandson	—	Tennessee
69	David Thomas Miller	1	grandson	—	Tennessee
70	Charles M. Crowe	67	Head	—	Georgia
71	Mary K. Crowe	65	Wife	—	Georgia
72	Frances Crowe	32	daughter	Knitter	Tennessee
73	Ruth Crowe	23	daughter	—	Tennessee
74	Harry C. Crowe	16	son	New Worker	Tennessee
75	Dorothy J. Crowe	14	granddaughter	—	Tennessee
76	Joel Burris	34	Head	Upholsterer	Tennessee
77	Elsie C. Burris	34	Wife	Folder	Tennessee
78	Joel Burris	6	son	—	Tennessee
79	Robert Burris	1	son	—	Tennessee
80	Albert C. Barley	58	Head	Sheet Worker	Tennessee

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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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