Willard Smith — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Cook, Illinois

Our Model Tree links this Willard Smith across the 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 4-person household.

Age 12 b. ~1918 Male Son Born: Minnesota Single

1930 Census Record Details

Census Year	1930
Location	Cook, Illinois
Surname	Smith
Given Name	Willard
Relationship to Head	Son
Sex	M
Color / Race	White
Age	12
Marital Status	Single
Birthplace	Minnesota
Father's Birthplace	Illinois
Mother's Birthplace	Minnesota
Additional Details
Can Read/Write	Yes
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota
Township / Ward	Chicago City
Est. Birth Year	~1918

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 1930 census.

Name	Relation to head	Relative to Willard	Age	Birth yr
Willard Smith	Son	—	12	~1918
Arthur Smith	Son	—	13	~1917
Louis Smith	Head	—	43	~1887
Grace Smith	Other	—	37	~1893

Census Appearances

1920

Cook, Illinois

Son, age 2

Cook, Illinois · implied b. ~1918 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Smith
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	2
Marital Status	Single
Birthplace	Minnesota
Father's Birthplace	Illinois
Mother's Birthplace	Minnesota
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

1930

Cook, Illinois

Son, age 12

Cook, Illinois · implied b. ~1918 — 4 household members

Surname	Smith
Given Name	Willard
Relationship to Head	Son
Sex	M
Color / Race	White
Age	12
Marital Status	Single
Birthplace	Minnesota
Father's Birthplace	Illinois
Mother's Birthplace	Minnesota
Can Read/Write	Yes
Birth State	Minnesota
Birth Country	United States
Birthplace (normalized)	minnesota

Model Tree

Linked across censuses

Our Model Tree links Willard Smith across 2 US Census years (1920 and 1930) in Cook, Illinois, using XGBoost record linkage.

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This person

Anchor record

Willard Smith

Son · 1930 · age 12 · b. ~1918 · Illinois

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Sibling

Arthur Smith

Sibling · 1930 · age 13

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:illinoiscensus00reel434:0689)

Line	Name	Age	Relation	Occupation	Birthplace
1	Walter Witkowski	53	Head	Street Sweeper	Poland
2	Anna Witkowski	42	Wife-H	—	Poland
3	Milton Witkowski	21	Son	Seamster	New York
4	John Witkowski	20	Son	—	New York
5	Katherine Witkowski	17	Daughter	—	New York
6	Thorval Slothus	55	Head	Laborer	Illinois
7	Tilly M. Slothus	46	Wife-H	—	Illinois
8	William Anderson	51	Brother-in-law	Laborer	Illinois
9	August Anderson	53	Brother-in-law	Laborer	Illinois
10	Ignatius Benben	36	Head	Proprietor	Poland
11	Helen Benben	35	Wife-H	—	Poland
12	Chester Benben	12	Son	—	Illinois
13	Stella Benben	10	Daughter	—	Illinois
14	Eugene Benben	8	Son	—	Illinois
15	Donald Benben	5	Daughter	—	Illinois
16	Norman Benben	3	Son	—	Illinois
17	Robert Buschaefer	61	Head	Repairman	Germany
18	Minnie Buschaefer	62	Wife-H	—	Illinois
19	Lillian Buschaefer	27	Daughter	Packer	Illinois
20	Frank Rosol	44	Head	Merchandise Seller	Poland
21	Sophie Rosol	43	Wife-H	—	Poland
22	Mary Rosol	19	Daughter	Office Clerk	Illinois
23	John Rosol	18	Son	Packer	Illinois
24	Edward Rosol	12	Son	—	Illinois
25	Raymond Rosol	4	Son	—	Illinois
26	Louis Smith	43	Head	Glass Blower	Illinois
27	Grace Smith	37	Wife-H	—	Minnesota
28	Arthur Smith	13	Son	—	North Dakota
29	Willard Smith THIS PERSON	12	Son	—	Minnesota
30	Alex Smutowski	33	Head	Laborer	Poland
31	Sophie Smutowski	35	Wife-H	—	Poland
32	Bronislaw Smutowski	9	Son	—	Illinois
33	Leonarda Smutowski	7	Daughter	—	Illinois
34	Frederick Smutowski	5	Son	—	Illinois
35	Anthony Bruda	28	Head	Watchman	Poland
36	Mary Bruda	24	Wife-H	—	Illinois
37	Charles Larson	46	Head	Laborer	Illinois
38	Elsie Larson	32	Wife-H	Machine Hand	Illinois
39	Joseph Gliva	29	Head	Laborer	Illinois
40	Helen M. Gliva	29	Wife-H	—	Illinois
41	George E. Gliva	2	Son	—	Illinois
42	Carl L. Schroeder	75	Head	—	Germany
43	Pauline E. Schroeder	72	Wife-H	—	Germany
44	Edward O. Zieman	36	Son-in-law	Conductor	Illinois
45	Amanda E. Zieman	35	Daughter	—	Illinois
46	John F. Massoth	30	Head	Chauffeur	Illinois
47	Elsie E. H. Massoth	26	Wife-H	—	Illinois
48	Norman G. Massoth	8	Son	—	Illinois
49	Gerald J. Massoth	5	Son	—	Illinois
50	Friedricke Lorz	72	Head	—	Germany

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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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