Ira Smith — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Isabella-County, Michigan

Our Model Tree links this Ira Smith across the 1920, 1930 and 1940 US Censuses in Isabella-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 3-person household.

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

1940 Census Record Details

Census Year	1940
Location	Isabella-County, Michigan
Surname	Smith
Given Name	Ira J
Relationship to Head	Head
Sex	M
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Fremont Twp
1935 Residence (County)	Isabella
Additional Details
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan
Occupation	Farmer
Township / Ward	Fremont Twp
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.

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

Name	Relation to head	Relative to Ira	Age	Birth yr
Ira Smith	Head	—	57	~1883
Clifford Smith	Son	—	29	~1911
Ira Smith	Spouse	—	54	~1886

Census Appearances

1920

Isabella, Michigan

Head, age 36

Isabella, Michigan · implied b. ~1884 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Ira J
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Michigan
Father's Birthplace	Michigan
Mother's Birthplace	Michigan
Occupation	Farmer
Industry	General farm
Class of Worker	Em
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1930

Isabella, Michigan

Head, age 46

Isabella, Michigan · implied b. ~1884 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	Ira L.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	46
Marital Status	Married
Birthplace	Michigan
Age at First Marriage	23
Father's Birthplace	Michigan
Mother's Birthplace	Michigan
Occupation	Farmer
Industry	General Farm
Class of Worker	VVVV
Can Read/Write	Yes
Home Owned/Rented	R
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1940

Isabella-County, Michigan

Head, age 57

Isabella-County, Michigan · implied b. ~1883 — 3 household members

Surname	Smith
Given Name	Ira J
Relationship to Head	Head
Sex	M
Color / Race	White
Age	57
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Fremont Twp
1935 Residence (County)	Isabella
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

Model Tree

Linked across censuses

Our Model Tree links Ira 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

Ira Smith

Head · 1940 · age 57 · b. ~1883 · Michigan

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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 — Isabella-County, Michigan Open full size

Page Contents

33 people indexed on this census page (nara:1940:m-t0627-01766-00206)

Line	Name	Age	Relation	Occupation	Birthplace
41	Richard G. Jensen	22	Head	Farmer	Ill
42	Irene M Jensen	18	Wife	—	Michigan
43	Arthur S. Heckard	21	Head	Farmer	Michigan
44	Leslie W Stat	29	Head	Farmer	Michigan
45	Maud I Stat	29	Wife	—	Michigan
46	Frank F Peters	57	Head	Laborer	New York
47	Lucy M. Peters	58	Wife	—	New York
48	John H Daily	77	Head	—	Ohio
49	Leila A. Daily	40	Wife	—	Michigan
50	Ruth A. Daily	16	Daughter	House Work	Michigan
51	John H Daily	14	Son	—	Michigan
52	Rosella M Daily	12	Daughter	—	Michigan
53	Rolland K Daily	10	Son	—	Michigan
54	Donald J Daily	8	Son	—	Michigan
55	Hellen M Daily	6	Daughter	—	Michigan
56	Alice J Daily	3	Daughter	—	Michigan
57	W. Arthur Sanderson	31	Head	Farmer	Michigan
58	Leona M Sanderson	24	Wife	—	Michigan
59	K. Doris Sanderson	4	Daughter	—	Michigan
60	Phyllis K Sanderson	1	Daughter	—	Michigan
61	Everett Himebaugh	28	Head	Salesman	Michigan
62	Pauline B Himebaugh	26	Wife	—	Michigan
63	Joanne M Himebaugh	5	Daughter	—	Michigan
64	Thomas Dandhoote	65	Head	Farmer	Michigan
65	Margaret Dandhoote	59	Wife	—	Ohio
66	Stewart E Riggle	63	Head	Farmer	Ohio
67	Margaret M Riggle	57	Wife	—	Michigan
68	Paul A Smith	27	Head	Farmer	Michigan
69	J. Maxine Smith	25	Wife	—	Michigan
70	Rheta M Smith	3	Daughter	—	Michigan
71	Ira J Smith THIS PERSON	57	Head	Farmer	Michigan
72	Ira Smith	54	Wife	—	Michigan
73	Clifford K Smith	29	Son	Farmer	Michigan

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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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