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John Devine — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this John Devine across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 7-person household.

Age 15 b. ~1925 Male Son Born: Illinois Single

1940 Census Record Details

Census Year1940
LocationCook-County, Illinois
SurnameDevine
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age15
Marital StatusSingle
BirthplaceIllinois
1935 Residence (City)Chicago
1935 Residence (County)Cook
Additional Details
OccupationErrand Boy
IndustryRetail Drug Store
Class of WorkerPW
Hours Worked12
Income (1939)150
Highest Grade8
1935 ResidenceSame place
Birth StateIllinois
Birth CountryUnited States
Birthplace (normalized)illinois
OccupationErrand Boy
Township / WardChicago
Est. Birth Year~1925

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.

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

Name Relation to head Relative to John Age Birth yr
L Devine Head — 58 ~1882
William Devine Son — 12 ~1928
Robert Devine Son — 7 ~1933
Catherine Devine Spouse — 49 ~1891
Catherine Devine Daughter — 19 ~1921
John Devine Son — 15 ~1925
Edward Devine Son — 18 ~1922

Census Appearances

1930
Cook, Illinois
Son, age 5
Cook, Illinois · implied b. ~1925 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Devine
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace Illinois
Father's Birthplace Missouri
Mother's Birthplace Ohio
Birth State Illinois
Birth Country United States
Birthplace (normalized) illinois
1940
Cook-County, Illinois
Son, age 15
Cook-County, Illinois · implied b. ~1925 — 7 household members
Surname Devine
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace Illinois
1935 Residence (City) Chicago
1935 Residence (County) Cook
Occupation Errand Boy
Industry Retail Drug Store
Class of Worker PW
Hours Worked 12
Income (1939) 150
Highest Grade 8
1935 Residence Same place
Birth State Illinois
Birth Country United States
Birthplace (normalized) illinois

Model Tree

An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Linked across censuses
Our Model Tree links John Devine across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Devine
Son · 1940 · age 15 · b. ~1925 · Illinois
★ You are viewing this record
Sibling
Robert Devine
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Devine
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Devine
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Devine
Sibling · 1940 · age 18
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

1940 US Federal Census — Cook-County, Illinois Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00955-00446)

Line Name Age Relation Occupation Birthplace
41 Mary Lou Manning 13 Daughter — Illinois
42 Dolores Manning 11 Daughter — Illinois
43 Robert Manning 3 Son — Illinois
44 Catherine Kinnally 65 Sister — Illinois
45 James Wood 31 Head Salesman Illinois
46 Catherine Wood 29 Wife — Illinois
47 James, Jr. Wood 1 Son — Illinois
48 Carl Beckstrom 56 Head Brick Contractor Sweden
49 Carl W. Beckstrom 26 Son Attendant Illinois
50 Edna Gustafson 32 Daughter Clerk Nebraska
51 Myrtle Gustafson 29 Daughter Office Clerk Colorado
52 James J. Hopkins 32 Head Repair Man Illinois
53 Emma B. Hopkins 31 Wife Office Operator Illinois
54 Walter Hopkins 72 Father — England
55 Otto Martin 55 Head Sausage Maker Wisconsin
56 Ida Martin 53 Wife — Wisconsin
57 Ruth Martin 23 Daughter Typist Illinois
58 John Began 69 Head Conductor Irish Free State
59 Catherine Began 54 Wife — Iowa
60 Mary Stack 52 Sister-in-law Clerk Illinois
61 Bertel Johnson 38 Head Collector Illinois
62 Redelle Johnson 35 Wife — Illinois
63 Lester Johnson 10 Son — Illinois
64 Joyce Johnson 8 Daughter — Illinois
65 Bruce Johnson 1 Son — Illinois
66 Anthony Novotny 32 Head Installer Iowa
67 Lealy Novotny 30 Wife — Illinois
68 Robert Novotny 4 Son — Illinois
69 Judith Novotny 2 Daughter — Illinois
70 Henry Stewart 81 Head — England
71 Mary Stewart 81 Wife — England
72 L. J. Dr. Devine 58 Head Physician Missouri
73 Catherine Devine 49 Wife — Ohio
74 Catherine Devine 19 Daughter — Illinois
75 Edward Devine 18 Son — Illinois
76 John Devine THIS PERSON 15 Son Errand Boy Illinois
77 William Devine 12 Son — Illinois
78 Robert Devine 7 Son — Illinois
79 James Prebel 75 Head — Lithuania
80 Regina Prebel 53 Wife — Lithuania

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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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