John Johns — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this John Johns across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 10-person household.

Age 44 b. ~1896 Male Head Born: Georgia Married

1940 Census Record Details

Census Year	1940
Location	Cook-County, Illinois
Surname	Johns
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	44
Marital Status	Married
Birthplace	Georgia
1935 Residence (City)	Chicago
1935 Residence (County)	Cook
Additional Details
Highest Grade	No 2
1935 Residence	Same place
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia
Township / Ward	Chicago
Est. Birth Year	~1896

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
Andrew Johns	Son	—	2	~1938
Alfred Johns	Son	—	14	~1926
John Johns	Head	—	44	~1896
Shirley Johns	Daughter	—	4	~1936
Elizabeth Johns	Daughter	—	17	~1923
Elizabeth Sykes	Other	—	66	~1874
Ola Johns	Daughter	—		~1940
Ola Johns	Spouse	—	37	~1903
Evelyn Johns	Daughter	—	5	~1935
Robert Johns	Son	—	7	~1933

Census Appearances

1930

Cook, Illinois

Other, age 36

Cook, Illinois · implied b. ~1894 — 12 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johns
Given Name	John
Relationship to Head	Uncle
Sex	M
Color / Race	Black
Age	36
Marital Status	Married
Birthplace	Georgia
Age at First Marriage	21
Father's Birthplace	Georgia
Mother's Birthplace	Georgia
Occupation	Porter
Industry	Auto Sales Room
Class of Worker	W
Can Read/Write	Yes
Veteran	No
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

1940

Cook-County, Illinois

Head, age 44

Cook-County, Illinois · implied b. ~1896 — 10 household members

Surname	Johns
Given Name	John
Relationship to Head	Head
Sex	M
Color / Race	Black
Age	44
Marital Status	Married
Birthplace	Georgia
1935 Residence (City)	Chicago
1935 Residence (County)	Cook
Highest Grade	No 2
1935 Residence	Same place
Birth State	Georgia
Birth Country	United States
Birthplace (normalized)	georgia

Model Tree

Linked across censuses

Our Model Tree links John Johns across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

John Johns

Head · 1940 · age 44 · b. ~1896 · Illinois

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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 — Cook-County, Illinois Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00924-00240)

Line	Name	Age	Relation	Occupation	Birthplace
1	Emma Barney	66	Head	—	Mississippi
2	Samantha Watson	70	Lodger	—	Tennessee
3	John Johns THIS PERSON	44	Head	—	Georgia
4	Ola Mae Johns	37	Wife	—	Mississippi
5	Elizabeth Johns	17	Daughter	—	Mississippi
6	Alfred Johns	14	Son	—	Mississippi
7	Robert Johns	7	Son	—	Illinois
8	Evelyn Johns	5	Daughter	—	Illinois
9	Shirley Johns	4	Daughter	—	Illinois
10	Andrew Johns	2	Son	—	Illinois
11	Ola Mae Johns	0	Daughter	—	Mississippi
12	Elizabeth Sykes	66	Mother in law	—	Mississippi
13	Velma Walton	23	Head	—	Texas
14	Dolores Walton	5	Daughter	—	Illinois
15	Ernest Walton	2	Son	—	Illinois
16	Emma Magee	56	Mother	—	Texas
17	James Williams	37	Head	Tailor	Georgia
18	Rachel Williams	37	Wife	—	Georgia
19	Booker Burnley	40	Head	Porter	Mississippi
20	Willie E Burnley	35	Wife	Beautician	Mississippi
21	Louis Williams	34	Head	Porter	Tennessee
22	Ethyl Williams	36	Wife	Proprietor	Georgia
23	Will Lee	57	Head	Laborer	Alabama
24	Hattie Lee	40	Wife	—	Alabama
25	Juanita Lee	17	Daughter	New Worker	Illinois
26	Clement Wilson	33	Head	—	Mississippi
27	Ernestine Wilson	9	Daughter	—	Illinois
28	Joseph Wilson	8	Son	—	Illinois
29	Irwin Wilson	6	Son	—	Illinois
30	Shirley Wilson	4	Daughter	—	Illinois
31	Mary Cloyd	42	Head	—	Missouri
32	Edward Cloyd	23	Son	Laborer	Missouri
33	Joseph Miles	23	Son in law	Laborer	Alabama
34	Claudine Miles	19	Daughter	—	Missouri
35	Joseph Miles	0	Grandson	—	Illinois
36	Frances Mitchell	65	Head	—	Mississippi
37	Ruby Mitchell	27	Daughter	—	Tennessee
38	Willie Gunn	47	Head	Laborer	Mississippi
39	Winnie Gunn	49	Wife	—	Mississippi
40	Walter Gentry	4	Grandson	—	Illinois

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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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