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Margaret Fitzgerald — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Cook-County, Illinois

Our Model Tree links this Margaret Fitzgerald across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1875), then head of a 6-person household.

Age 65 b. ~1875 Female Spouse Born: Ireland Married

1940 Census Record Details

Census Year1940
LocationCook-County, Illinois
SurnameFitzgerald
Given NameMargaret
Relationship to HeadWife
SexF
Color / RaceWhite
Age65
Marital StatusMarried
BirthplaceIreland
1935 Residence (City)Chicago
1935 Residence (County)Cook
Naturalization StatusNaturalized
Additional Details
Income (1939)0
Highest GradeNo 8
1935 ResidenceSame House
Birth CountryIreland
Birthplace (normalized)ireland
Township / WardChicago
Est. Birth Year~1875

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.

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

Name Relation to head Relative to Margaret Age Birth yr
Kathleen Fitzgerald Daughter — 41 ~1899
Ellen Fitzgerald Daughter — 31 ~1909
Peter Fitzgerald Head — 65 ~1875
Edward Fitzgerald Son — 35 ~1905
Peter Fitzgerald Son — 39 ~1901
Margaret Fitzgerald Spouse — 65 ~1875

Census Appearances

1920
Cook, Illinois
Spouse, age 48
Cook, Illinois · implied b. ~1872 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Fitzgerald
Given Name Margaret
Relationship to Head Wife
Sex F
Color / Race White
Age 48
Marital Status Married
Birthplace Ireland
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue English
Birth Country Ireland
Birthplace (normalized) ireland
1930
Cook, Illinois
Spouse, age 60
Cook, Illinois · implied b. ~1870 — 2 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Fitzgerald
Given Name Margaret
Relationship to Head Wife
Sex F
Color / Race White
Age 60
Marital Status Married
Birthplace Ireland
Naturalization Status Naturalized
Year of Immigration 1921
Age at First Marriage 25
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation none
Can Read/Write Yes
Mother Tongue English
Birth Country Ireland
Birthplace (normalized) ireland
1940
Cook-County, Illinois
Spouse, age 65
Cook-County, Illinois · implied b. ~1875 — 6 household members
Surname Fitzgerald
Given Name Margaret
Relationship to Head Wife
Sex F
Color / Race White
Age 65
Marital Status Married
Birthplace Ireland
1935 Residence (City) Chicago
1935 Residence (County) Cook
Naturalization Status Naturalized
Income (1939) 0
Highest Grade No 8
1935 Residence Same House
Birth Country Ireland
Birthplace (normalized) ireland

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 Margaret Fitzgerald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Fitzgerald
Spouse · 1940 · age 65 · b. ~1875 · Illinois
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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-t0627-00952-00146)

Line Name Age Relation Occupation Birthplace
1 Ralph Senese 26 Head Office Clerk Illinois
2 Minerva Senese 27 Wife — Illinois
3 Donald Senese 5 Son — Illinois
4 Shirley Senese 3 Daughter — Illinois
5 Harold Fisher 46 Head Hoisting Engineer Michigan
6 Estelle Fisher 46 Wife — Illinois
7 Herman Bogan 36 Head Bus Driver Illinois
8 Ann Bogan 30 Wife — Illinois
9 John Buratto 32 Head Brick Layer Illinois
10 Kathryn Buratto 29 Wife Binder Illinois
11 George Page 29 Head Shipping Clerk Illinois
12 Frieda Page 27 Wife Labeler Illinois
13 Edward Page 4 Son — Illinois
14 Eleanore Bommarito 15 Daughter — Illinois
15 Rosalie Bommarito 13 Daughter — Illinois
16 Vincent Bommarito 12 Son — Illinois
17 Peter Fitzgerald 65 Head — Ireland
18 Margaret Fitzgerald THIS PERSON 65 Wife — Ireland
19 Kathleen Fitzgerald 41 Daughter Nurse Ireland
20 Peter Jr. Fitzgerald 39 Son Locomotive Fireman Ireland
21 Edward Fitzgerald 35 Son Laborer Illinois
22 Ellen Fitzgerald 31 Daughter Saleslady Illinois
23 Clara Westphal 65 Head Clerk Wisconsin
24 Helen Flatt 55 Partner — Michigan
25 Nicholas Gier 48 Head Truck Driver Illinois
26 Ida Gier 49 Wife — Illinois
27 Charlotte Gier 20 Daughter — Illinois
28 Albert Gier 18 Son C.C.C. Camp Illinois
29 Arthur Gier 18 Son C.C.C. Camp Illinois
30 Marion Gier 14 Daughter — Illinois
31 William Robinson 70 Head — Michigan
32 Winifred Robinson 56 Wife — Ireland
33 William J. Robinson 23 Son Laborer Illinois
34 Albert Robinson 20 Son C.C.C. Illinois
35 Nora Robinson 15 Daughter Laborer Illinois
36 Clarence Robinson 17 Son C.C.C. Illinois
37 Edward Robinson 9 Son — Illinois
38 Harry Tannehill 41 Head Turbine Mechanic Indiana
39 Mary Tannehill 46 Wife — England
40 Harry Jr. Tannehill 15 Son — Illinois

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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