Thomas Gibson — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Union-County, Iowa

Our Model Tree links this Thomas Gibson across the 1920, 1930 and 1940 US Censuses in Union-County, Iowa (XGBoost, ~Confirmed), with identified parents W & Eva — first a head (b.~1904), then head of a 7-person household.

Age 36 b. ~1904 Male Head Born: Iowa Married

1940 Census Record Details

Census Year	1940
Location	Union-County, Iowa
Surname	Gibson
Given Name	Thomas D.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	R
1935 Residence (County)	Union
Additional Details
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	8
1935 Residence	Iowa
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Farmer
Township / Ward	Highland Township
Est. Birth Year	~1904

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.

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

Name	Relation to head	Relative to Thomas	Age	Birth yr
Bethe Gibson	Daughter	—	2	~1938
Dennis Gibson	Son	—	9	~1931
Rae Gibson	Daughter	—	6	~1934
William Gibson	Son	—	5	~1935
Thomas Gibson	Head	—	36	~1904
Beulah Gibson	Spouse	—	28	~1912
Jo Gibson	Daughter	—	1	~1939

Census Appearances

1920

Union, Iowa

Son, age 16

Union, Iowa · implied b. ~1904 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Gibson
Given Name	Thomas Marion
Relationship to Head	Son
Sex	M
Color / Race	White
Age	16
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Student
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Union, Iowa

Son, age 26

Union, Iowa · implied b. ~1904 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Gibson
Given Name	Thomas M
Relationship to Head	Son
Sex	M
Color / Race	White
Age	26
Marital Status	Single
Birthplace	Iowa
Age at First Marriage	W
Father's Birthplace	Ohio
Mother's Birthplace	Ohio
Occupation	Laborer
Industry	General farm
Class of Worker	VVVV
Can Read/Write	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Union-County, Iowa

Head, age 36

Union-County, Iowa · implied b. ~1904 — 7 household members

Surname	Gibson
Given Name	Thomas D.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	R
1935 Residence (County)	Union
Occupation	Farmer
Industry	Farm
Class of Worker	OA
Hours Worked	60
Income (1939)	0
Highest Grade	8
1935 Residence	Iowa
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Model Tree available

Our Model Tree links Thomas Gibson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father W Gibson (~0.92 confidence) and mother Eva Gibson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.

Show:

Gen 1 Parents confidence ≈ 0.92

Father

W Gibson

b. ~1863

Source father

● Household · direct · ~0.92

Mother

Eva Gibson

b. ~1866

Source mother

● Household · direct · ~0.92

This person

Anchor record

Thomas Gibson

Head · 1940 · age 36 · b. ~1904 · Iowa

★ You are viewing this record

Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Union-County, Iowa Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01208-00302)

Line	Name	Age	Relation	Occupation	Birthplace
1	Henry J. Wolfram	40	Head	Laborer	Iowa
2	Charles Wolfram	16	Son	—	Iowa
3	Gertrude Wolfram	12	Daughter	—	Iowa
4	Dale D. Kuhns	27	Head	Laborer	Iowa
5	Virginia Kuhns	22	Wife	—	Iowa
6	Richard Kuhns	0	Son	—	Iowa
7	Harold Miller	23	Head	Farmer	Iowa
8	Ruby J. Miller	25	Wife	—	Iowa
9	Paul O. Walderdorf	63	Head	Farmer	Germany
10	Minnie Walderdorf	60	Wife	—	Germany
11	Ruth Walderdorf	39	Daughter	—	Iowa
12	Arthur Walderdorf	36	Son	Farmer	Iowa
13	Herbert Walderdorf	25	Son	Laborer	Iowa
14	Dale Walderdorf	20	Son	Laborer	Iowa
15	Della Walderdorf	13	Daughter	—	Iowa
16	Arthur M. Huffman	55	Head	Farmer	Iowa
17	Wayne D. Morris	29	Head	Farmer	Missouri
18	Nadine Morris	25	Wife	—	Missouri
19	Maxine Morris	4	Daughter	—	Missouri
20	Thomas D. Gibson THIS PERSON	36	Head	Farmer	Iowa
21	Beulah Gibson	28	Wife	—	Missouri
22	Dennis Lee Gibson	9	Son	—	Iowa
23	Rae Gibson	6	Daughter	—	Iowa
24	William Gibson	5	Son	—	Iowa
25	Bethe G. Gibson	2	Daughter	—	Iowa
26	Jo Dianne Gibson	1	Daughter	—	Iowa
27	Harvey Lee Ransom	62	Head	Farmer	Iowa
28	Olive B. Ransom	63	Wife	—	Iowa
29	Forest P. Stewart	67	Head	Farmer	Iowa
30	Blanche E. Stewart	61	Wife	—	Iowa
31	Clark O. Blakely	49	Head	Farmer	Iowa
32	Chloe Blakely	47	Wife	—	Iowa
33	Thelma Blakely	18	Daughter	—	Iowa
34	James Blakely	13	Son	—	Iowa
35	Arthur F. Alloway	48	Head	Manager	Iowa
36	Leona Alloway	44	Wife	—	Washington
37	Everett Heads	39	Head	Farmer	Illinois
38	Hazel D. Heads	37	Wife	—	Iowa
39	Berta Louise Heads	18	Daughter	—	Iowa
40	Betty Jean Heads	15	Daughter	—	Iowa

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Pedigree Summary

Thomas

Gen 1 · 2 parents ~0.92

Max depth 4 (1900–1950 window)

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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