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William Mccarthy — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · Will, Illinois

Our Model Tree links this William Mccarthy across the 1920 and 1930 US Censuses in Will, Illinois (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 8-person household.

Age 2 b. ~1918 Male Son Born: Illinois Single

1920 Census Record Details

Census Year1920
LocationWill, Illinois
SurnameMcCarthy
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age2
Marital StatusSingle
BirthplaceIllinois
Father's BirthplaceIllinois
Mother's BirthplaceIllinois
Additional Details
Birth StateIllinois
Birth CountryUnited States
Birthplace (normalized)illinois
Township / WardCity Of Joliet
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.

8 people recorded at the same address in the 1920 census.

Name Relation to head Relative to William Age Birth yr
James Mccarthy Head — 40 ~1880
Francis Mccarthy Son — 12 ~1908
Lawrence Mccarthy Son — 10 ~1910
William Mccarthy Son — 2 ~1918
George Mccarthy Son — 3 ~1917
Earnon Mccarthy Son — 19 ~1901
Harold Mccarthy Son — 17 ~1903
Edith Mccarthy Spouse — 40 ~1880

Census Appearances

1920
Will, Illinois
Son, age 2
Will, Illinois · implied b. ~1918 — 8 household members
Surname McCarthy
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 2
Marital Status Single
Birthplace Illinois
Father's Birthplace Illinois
Mother's Birthplace Illinois
Birth State Illinois
Birth Country United States
Birthplace (normalized) illinois
1930
Will, Illinois
Son, age 12
Will, Illinois · implied b. ~1918 — 15 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McCarty
Given Name William
Relationship to Head son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace Illinois
Father's Birthplace Illinois
Mother's Birthplace Illinois
Occupation none
Can Read/Write Yes
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 William Mccarthy across 2 US Census years (1920 and 1930) in Will, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
William Mccarthy
Son · 1920 · age 2 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
Harold Mccarthy
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Mccarthy
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earnon Mccarthy
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mccarthy
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Mccarthy
Sibling · 1920 · age 3
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

1920 US Federal Census — Will, Illinois Open full size

Page Contents

39 people indexed on this census page (ia:1920:14thcensusofpopu415unit:0846)

Line Name Age Relation Occupation Birthplace
1 Zimmerman, George Lundman 11 Son — Illinois
2 Long Richardson 49 Head Laborer Illinois
3 Anna Richardson 48 Wife — Scotland
4 Lonnie Richardson 24 Son Printer Illinois
5 John Richardson 15 Son — Illinois
6 George Richardson 12 Son — Illinois
7 Dorothy Richardson 9 Daughter — Illinois
8 John O'Brien 31 Son-in-law Chauffeur Illinois
9 Ruby O'Brien 20 Daughter — Illinois
10 John O'Brien 1 Grandson — Illinois
11 Francis O'Brien 0 Grandson — Illinois
12 James Mccarthy 40 Head Laborer Illinois
13 Edith Mccarthy 40 Wife — Illinois
14 Earnon Mccarthy 19 Son Laborer Illinois
15 Harold Mccarthy 17 Son Laborer Illinois
16 Francis Mccarthy 12 Son — Illinois
17 Lawrence Mccarthy 10 Son — Illinois
18 George Mccarthy 3 Son — Illinois
19 William Mccarthy THIS PERSON 2 Son — Illinois
20 Josephine Dwyer 39 Head Housework Illinois
21 Richard Dwyer 15 Son Laborer Illinois
22 Anna Dwyer 17 Daughter Machine Operator Illinois
23 James Dwyer 12 Son — Illinois
24 Louis Dwyer 9 Son — Illinois
25 John Dwyer 7 Son — Illinois
26 George P. White 45 Boarder Teamster Illinois
27 Oscar Anderson 37 Head Fireman Illinois
28 Harriett Anderson 43 Wife — Illinois
29 Edward Stahls 31 Head Laborer Germany
30 Katherine Stahls 42 Wife — Germany
31 Martha Stahls 15 Daughter — Illinois
32 Oluf Magnuson 55 Head Carpenter Sweden
33 Anna Magnuson 51 Wife — Denmark
34 George Grueller 78 Head — Germany
35 Sarah Grueller 70 Wife — Ireland
36 George Grueller 43 Son Laborer Illinois
37 Fred Grueller 35 Son Machinist Illinois
40 Walter S. 27 Boarder Mechanic Illinois
41 George 42 Boarder Machinist Greece

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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