Chas Johnson — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Cook, Illinois

Our Model Tree links this Chas Johnson across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 5-person household.

Age 4 b. ~1926 Male Son Born: Illinois Single

1930 Census Record Details

Census Year	1930
Location	Cook, Illinois
Surname	Johnson
Given Name	Chas. Jr.
Relationship to Head	Son
Sex	M
Color / Race	Black
Age	4
Marital Status	Single
Birthplace	Illinois
Father's Birthplace	Mississippi
Mother's Birthplace	Alabama
Additional Details
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois
Township / Ward	Chicago City
Est. Birth Year	~1926

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 1930 census.

Name	Relation to head	Relative to Chas	Age	Birth yr
Chas Johnson	Head	—	42	~1888
Vivian Johnson	Daughter	—	1	~1929
W Johnson	Daughter	—	6	~1924
Chas Johnson	Son	—	4	~1926
Mamie Johnson	Spouse	—	27	~1903

Census Appearances

1930

Cook, Illinois

Son, age 4

Cook, Illinois · implied b. ~1926 — 5 household members

Surname	Johnson
Given Name	Chas. Jr.
Relationship to Head	Son
Sex	M
Color / Race	Black
Age	4
Marital Status	Single
Birthplace	Illinois
Father's Birthplace	Mississippi
Mother's Birthplace	Alabama
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

1940

Cook-County, Illinois

Other, age 14

Cook-County, Illinois · implied b. ~1926 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Johnson
Given Name	Charles
Relationship to Head	Lodger
Sex	M
Color / Race	Black
Age	14
Marital Status	Single
Birthplace	Illinois
1935 Residence (City)	chicago city
1935 Residence (County)	COOK
Income (1939)	0
Highest Grade	S 5
1935 Residence	Same House
Birth State	Illinois
Birth Country	United States
Birthplace (normalized)	illinois

Model Tree

Linked across censuses

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

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This person

Anchor record

Chas Johnson

Son · 1930 · age 4 · b. ~1926 · Illinois

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Sibling

W Johnson

Sibling · 1930 · age 6

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Vivian Johnson

Sibling · 1930 · age 1

Source co-child of head (derived)

● Co-child · derived · ~0.88

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

Original Census Page

1930 US Federal Census — Cook, Illinois Open full size

Page Contents

50 people indexed on this census page (ia:1930:illinoiscensus00reel459:0147)

Line	Name	Age	Relation	Occupation	Birthplace
1	John H. Wade	58	Head	Porter	Tennessee
2	Jennie Wade	49	Wife	—	Tennessee
3	Xenia Wade	24	Daughter	Teacher	Kentucky
4	Willie Boyd	32	Head	Moulder	Alabama
5	Nellie Boyd	30	Wife	Laundress	Alabama
6	Mary Boyd	19	Daughter	—	Alabama
7	Moses Boyd	14	Son	—	Alabama
8	Rebecca Boyd	8	Daughter	—	Illinois
9	William Boyd	6	Son	—	Illinois
10	Chas. Johnson	42	Head	Laborer	Mississippi
11	Mamie Johnson	27	Wife	—	Alabama
12	W. Ida Johnson	6	Daughter	—	Illinois
13	Chas. Jr. Johnson THIS PERSON	4	Son	—	Illinois
14	Vivian Johnson	1	Daughter	—	Illinois
15	Matthew Simmons	28	Head	Porter	S. Carolina
16	Alice Simmons	25	Wife	—	Alabama
17	Willie Cook	31	Head	Porter	Mississippi
18	Rosie Cook	30	Wife	—	Mississippi
19	Bernice Cook	4	Daughter	—	Arkansas
20	Emma Brown	48	Mother-in-law	Cook	Mississippi
21	Herbert White	36	Head	Interior	Louisiana
22	Rebecca White	34	Wife	Laborer	Alabama
23	Mary White	20	Daughter	Laborer	Alabama
24	Millie Caruthers	43	Head	Laborer	Tennessee
25	Homer Caruthers	18	Son	Porter	Tennessee
26	J. Washington	35	Head	Driving	Louisiana
27	Josephine Washington	38	Wife	Laborer	Louisiana
28	Anthony Pine Washington	20	Brother	—	Louisiana
29	Edward Washington	62	Roomer	Porter	Georgia
30	Ruben Mckinley	58	Head	Laborer	Alabama
31	Julia Mckinley	54	Wife	Laborer	Alabama
32	Mckinley Mckinley	28	Son	Laborer	Alabama
33	Ruth Mckinley	11	Daughter	—	Illinois
34	Juanita Mckinley	8	Daughter	—	Illinois
35	Ruby Mckinley Mckinley	14	Grand-son	—	Alabama
36	Horace Mckinley	31	Nephew	Interior	Alabama
37	Chas. Maxey	29	Head	Painter	Alabama
38	Eugene Brown	57	Head	Porter	Maryland
39	Verna B. Brown	50	Wife	—	Alabama
40	Isaac Ferguson	26	Head	Operator	Tennessee
41	Frank Ferguson	37	Head	—	Georgia
42	William Zellner	60	Head	Laborer	Tennessee
43	Ophelia Zellner	56	Wife	—	Tennessee
44	Henrietta Johnson	39	Daughter	Laborer	Tennessee
45	Samantha Woody	18	Grand-daughter	—	Illinois
46	Marie Chisley	21	Roomer	Laborer	Maryland
47	Troy Q. Hall	31	Head	Chauffeur	Mississippi
48	Thelma B. Hall	26	Wife	—	Mississippi
49	Thelma Hall	8	Daughter	—	Mississippi
50	Vernon Hall	6	Son	—	Mississippi

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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