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John Kenny — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this John Kenny across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 7-person household.

Age 27 b. ~1913 Male Son Born: Illinois Single

1940 Census Record Details

Census Year1940
LocationCook-County, Illinois
SurnameKenny
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age27
Marital StatusSingle
BirthplaceIllinois
1935 Residence (City)Chicago City
1935 Residence (County)Cook
Additional Details
Hours Worked30
Highest GradeHs 4
1935 ResidenceSame place
Birth StateIllinois
Birth CountryUnited States
Birthplace (normalized)illinois
Township / WardChicago City
Est. Birth Year~1913

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
Margaret Kenny Spouse — 50 ~1890
Patrick Kenny Head — 53 ~1887
Marian Kenny Daughter — 26 ~1914
Marguerite Kenny Daughter — 20 ~1920
John Kenny Son — 27 ~1913
Anne Kenny Daughter — 24 ~1916
Edward Kenny Son — 18 ~1922

Census Appearances

1930
Cook, Illinois
Son, age 16
Cook, Illinois · implied b. ~1914 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Kenny
Given Name John E.
Relationship to Head Son
Sex M
Color / Race White
Age 16
Marital Status Single
Birthplace Illinois
Father's Birthplace Ireland
Mother's Birthplace Illinois
Can Read/Write Yes
Birth State Illinois
Birth Country United States
Birthplace (normalized) illinois
1940
Cook-County, Illinois
Son, age 27
Cook-County, Illinois · implied b. ~1913 — 7 household members
Surname Kenny
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 27
Marital Status Single
Birthplace Illinois
1935 Residence (City) Chicago City
1935 Residence (County) Cook
Hours Worked 30
Highest Grade Hs 4
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 Kenny across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Kenny
Son · 1940 · age 27 · b. ~1913 · Illinois
★ You are viewing this record
Sibling
Marguerite Kenny
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marian Kenny
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Kenny
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anne Kenny
Sibling · 1940 · age 24
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-t0627-00982-00840)

Line Name Age Relation Occupation Birthplace
1 Patrick Kenny 53 Head Policeman Eire
2 Margaret Kenny 50 Wife — Eire
3 John Kenny THIS PERSON 27 Son — Illinois
4 Marian Kenny 26 Daughter Stenographer Illinois
5 Anne Kenny 24 Daughter Stenographer Illinois
6 Marguerite Kenny 20 Daughter — Illinois
7 Edward Kenny 18 Son — Illinois
8 Pasquel Verdy 37 Head Pocket Maker Italy
9 Rose Verdy 37 Wife — Illinois
10 Anthony Verdy 12 Son — Illinois
11 Arlene Verdy 5 Daughter — Illinois
12 Daniel Sexton 50 Head Chauffeur Eire
13 Mary Sexton 50 Wife — Eire
14 John Sexton 23 Son Shipping Clerk Illinois
15 Mary Sexton 20 Daughter Stenographer Illinois
16 Margaret Sexton 19 Daughter Stenographer Illinois
17 Daniel Sexton 15 Son — Illinois
18 John F. Reynolds 50 Head Salesman Eire
19 Mary Reynolds 51 Wife — Eire
20 Anne Reynolds 19 Daughter Cashier Illinois
21 John P. Reynolds 18 Son — Illinois
22 Frank Smith 60 Lodger Street Cleaner Eire
23 Harry Kennedy 34 Head Tractor Dispatcher Illinois
24 Francis Kennedy 28 Wife — Illinois
25 Rita Kennedy 5 Daughter — Illinois
26 Marylyn Kennedy 4 Daughter — Illinois
27 Austin Rheiner 72 Head Carpenter New York
28 Barbara M. Rheiner 61 Wife — New York
29 Frank Sidlo 88 Head — Czechoslovakia
30 Josephine Sidlo 87 Wife — Czechoslovakia
31 Elizabeth Sidlo 47 Daughter Clerk Iowa
32 George W. Hain 53 Head Supervisor Minnesota
33 Genevieve Hain 43 Wife — Illinois
34 Mary J. Witherell 20 Daughter Bon-Bon Dipper Illinois
35 Helen Hain 17 Daughter Sales Clerk Iowa
36 Bonita Witherell 15 Daughter — Illinois
37 Dolores Hain 8 Daughter — Illinois
38 Georgeana Hain 5 Daughter — Illinois
39 George Jr. Hain 1 Son — Illinois
40 Walter Clawson 46 Head Pastor 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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