James Cox — 1940 US Census Record

Model Tree available

1940 United States Federal Census · Wayne-County, Illinois

Our Model Tree links this James Cox across the 1920, 1930 and 1940 US Censuses in Wayne-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Cynthia — first a son (b.~1912), then head of a 5-person household.

Age 28 b. ~1912 Male Son Born: Illinois Single

1940 Census Record Details

Census Year	1940
Location	Wayne-County, Illinois
Surname	Cox
Given Name	James
Relationship to Head	Son
Sex	M
Color / Race	White
Age	28
Marital Status	Single
Birthplace	Illinois
1935 Residence (County)	Wayne
Additional Details
Occupation	Manager
Industry	Grocery-Store
Class of Worker	OA
Hours Worked	40
Income (1939)	1000
Highest Grade	Hs 4
1935 Residence	Illinois
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois
Occupation	Manager
Township / Ward	Fairfield City
Est. Birth Year	~1912

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
Cynthia Cox	Head	—	65	~1875
John Cox	Other	—	3	~1937
Jimmy Cox	Other	—	5	~1935
Florence Cox	Other	—	26	~1914
James Cox	Son	—	28	~1912

Census Appearances

1920

Wayne, Illinois

Son, age 7

Wayne, Illinois · implied b. ~1913 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cox
Given Name	James H
Relationship to Head	Son
Sex	M
Color / Race	White
Age	7
Marital Status	Single
Birthplace	Illinois
Father's Birthplace	Illinois
Mother's Birthplace	Indiana
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1930

Wayne, Illinois

Son, age 17

Wayne, Illinois · implied b. ~1913 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Cox
Given Name	James
Relationship to Head	Son
Sex	M
Color / Race	White
Age	17
Marital Status	Single
Birthplace	Illinois
Father's Birthplace	Illinois
Mother's Birthplace	Indiana
Can Read/Write	Yes
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1940

Wayne-County, Illinois

Son, age 28

Wayne-County, Illinois · implied b. ~1912 — 5 household members

Surname	Cox
Given Name	James
Relationship to Head	Son
Sex	M
Color / Race	White
Age	28
Marital Status	Single
Birthplace	Illinois
1935 Residence (County)	Wayne
Occupation	Manager
Industry	Grocery-Store
Class of Worker	OA
Hours Worked	40
Income (1939)	1000
Highest Grade	Hs 4
1935 Residence	Illinois
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

Model Tree

Model Tree available

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

Show:

Gen 1 Parents confidence ≈ 0.92

Father

John Cox

b. ~1874

Source father

● Household · direct · ~0.92

Mother

Cynthia Cox

b. ~1875

Source mother

● Household · direct · ~0.92

This person

Anchor record

James Cox

Son · 1940 · age 28 · b. ~1912 · Illinois

★ 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 — Wayne-County, Illinois Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00903-00157)

Line	Name	Age	Relation	Occupation	Birthplace
1	Vera Linard	4	Daughter	—	Illinois
2	George Linard	2	G-Son	—	Illinois
3	Arthur Thacker	46	Head	Laborer	Indiana
4	Bessie Thacker	40	Wife	Packer	Illinois
5	Arthur Jr. Thacker	16	Son	—	Illinois
6	John Thacker	12	Son	—	Illinois
7	Bernita Thacker	9	Daughter	—	Illinois
8	Florence Brass	69	Mother-in-law	—	Kentucky
9	John D. Williams	51	Head	W.P.A. Concrete Project	Illinois
10	Emma Williams	56	Wife	—	Illinois
11	Anna Griffith	52	Head	—	Illinois
12	Virgil Griffith	26	Son	Drill-Press Operator	Illinois
13	Herbert Griffith	17	Son	Clerk	Illinois
14	Vernon Griffith	13	Son	—	Illinois
15	Russell Peterson	26	Head	Repairman	Illinois
16	Imogene Peterson	25	Wife	—	Illinois
17	Larry Peterson	2	Son	—	Illinois
18	Edwin Williams	50	Head	Salesman	Illinois
19	Dorothy Williams	48	Wife	Examiner	Illinois
20	Charles Williams	26	Son	Grinder	Illinois
21	Ruth Williams	22	Daughter	Operator	Illinois
22	Homer Crawford	34	Head	Owner-Operator	Illinois
23	Clara Crawford	29	Wife	Examiner	Illinois
24	William Hicks	39	Head	Die-Maker	Illinois
25	Ella Hicks	37	Wife	—	Illinois
26	Palmer Hicks	18	Daughter	Nurse-Maid	Illinois
27	Charles Hicks	15	Son	Delivery-Boy	Illinois
28	Betty Sue Hicks	5	Daughter	—	Illinois
29	Cynthia Cox	65	Head	—	Indiana
30	James Cox THIS PERSON	28	Son	Manager	Illinois
31	Florence Cox	26	D-in-law	—	Illinois
32	Jimmy Cox	5	G-Son	—	Illinois
33	John G. Cox	3	G-Son	—	Illinois
34	Mary Merritt	67	Head	—	Illinois
35	Robert Merritt	30	Head	Teacher	Illinois
36	Lenora Merritt	23	Wife	40	Illinois
37	William Herbert	28	Head	Operator	Alabama
38	Pauline Herbert	24	Wife	Cashier	Alabama
39	Edward Burningham	23	Nephew	—	West Virginia
40	Robert L. Hinman	23	Head	Field-Engineer	Illinois

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Pedigree Summary

James

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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