John Carter — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Wapello-County, Iowa

Our Model Tree links this John Carter across the 1920, 1930 and 1940 US Censuses in Wapello-County, Iowa (XGBoost, ~Confirmed), with identified parents S & Christina — first a head (b.~1904), then head of a 4-person household.

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

1940 Census Record Details

Census Year	1940
Location	Wapello-County, Iowa
Surname	Carter
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Ottumwa City
1935 Residence (County)	Wapello County
Additional Details
Occupation	Fireman
Industry	Electric Light Co
Class of Worker	W
Hours Worked	48
Income (1939)	1440
Highest Grade	No 8
1935 Residence	Same home
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa
Occupation	Fireman
Township / Ward	Ottumwa City
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.

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

Name	Relation to head	Relative to John	Age	Birth yr
Thelma Carter	Daughter	—	16	~1924
John Carter	Head	—	36	~1904
Gene Carter	Son	—	14	~1926
Vera Carter	Spouse	—	35	~1905

Census Appearances

1920

Wapello, Iowa

Son, age 16

Wapello, Iowa · implied b. ~1904 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Carter
Given Name	John
Relationship to Head	Son
Sex	M
Color / Race	White
Age	16
Marital Status	Single
Birthplace	Iowa
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Occupation	Labor
Industry	Farm
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1930

Wapello, Iowa

Head, age 26

Wapello, Iowa · implied b. ~1904 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Carter
Given Name	John S.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	26
Marital Status	Married
Birthplace	Iowa
Age at First Marriage	19
Father's Birthplace	Iowa
Mother's Birthplace	Iowa
Occupation	watchman
Industry	Packing Plant
Class of Worker	W
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	15.00
Radio Set	no
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

1940

Wapello-County, Iowa

Head, age 36

Wapello-County, Iowa · implied b. ~1904 — 4 household members

Surname	Carter
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	White
Age	36
Marital Status	Married
Birthplace	Iowa
1935 Residence (City)	Ottumwa City
1935 Residence (County)	Wapello County
Occupation	Fireman
Industry	Electric Light Co
Class of Worker	W
Hours Worked	48
Income (1939)	1440
Highest Grade	No 8
1935 Residence	Same home
Birth State	Iowa
Birth Country	United States
Birthplace (normalized)	iowa

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Father

S Carter

b. ~1858

Source father

● Household · direct · ~0.92

Mother

Christina Carter

b. ~1881

Source mother

● Household · direct · ~0.92

This person

Anchor record

John Carter

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

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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 — Wapello-County, Iowa Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-01209-00848)

Line	Name	Age	Relation	Occupation	Birthplace
1	Ray Churchill	34	Head	Plumber	Iowa
2	Mary Churchill	32	Wife	—	N. Dakota
3	Clinton Churchill	5	Son	—	S. Dakota
4	Fred Churchill	3	Son	—	Iowa
5	Maude Thompson	51	Head	—	Minnesota
6	Chris Thompson	34	Son	Collector	Iowa
7	Kenneth Thompson	26	Son	Store Keeper	Iowa
8	S. D. Carter	83	Head	—	Iowa
9	Christina Carter	78	Wife	—	Iowa
10	John J. Fulcher	31	Head	Laborer	Missouri
11	Margaret Fulcher	22	Wife	—	N. Carolina
12	Joanette Fulcher	2	Daughter	—	Iowa
13	George King	23	Head	Laborer	Missouri
14	Viola King	16	Wife	—	Iowa
15	William Forbes	21	Head	Laborer	Missouri
16	Margaret Forbes	17	Wife	—	Iowa
17	Marion Eakins	37	Head	Carpenter	Iowa
18	Corel Eakins	37	Wife	—	Iowa
19	Leona Eakins	18	Daughter	Maid	Iowa
20	Lois Eakins	17	Daughter	—	Iowa
21	Geraldine Eakins	15	Daughter	—	Iowa
22	Donald Eakins	12	Son	—	Iowa
23	Wilma Eakins	11	Daughter	—	Iowa
24	Hiram Davis	70	Head	Hostler	Iowa
25	Georgia A. Davis	63	Wife	—	Iowa
26	Grace Whitney	43	Daughter	Waitress	Iowa
27	Ethel Whitney	37	Granddaughter	Laborer	Iowa
28	Duane Whitney	15	Grandson	—	Iowa
29	Henry Hansen	75	Head	Farmer	Iowa
30	Minnie Hansen	58	Wife	—	Iowa
31	John Carter THIS PERSON	36	Head	Fireman	Iowa
32	Vera Carter	35	Wife	—	Iowa
33	Thelma Carter	16	Daughter	—	Iowa
34	Gene Carter	14	Son	—	Iowa
35	Edward Bray	42	Head	Laborer	Ohio
36	Edwin Moss	26	Nephew	Laborer	Iowa
37	Dale Mclaughlin	28	Head	Laborer	Missouri
38	Hazel Mclaughlin	32	Wife	—	Iowa
39	Larry Mclaughlin	3	Son	—	Iowa

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Pedigree Summary

John

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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