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JF

John Fitzgerald — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Essex-County, Massachusetts

Our Model Tree links this John Fitzgerald across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 2-person household.

Age 72 b. ~1868 Male Head Born: Ireland Widowed

1940 Census Record Details

Census Year1940
LocationEssex-County, Massachusetts
SurnameFitzgerald
Given NameJohn F.
Relationship to HeadHead
SexM
Color / RaceWhite
Age72
Marital StatusWidowed
BirthplaceIreland
1935 Residence (City)Lynn City
1935 Residence (County)Essex
Naturalization StatusNaturalized
Additional Details
IndustryNo
Hours Worked0
Highest GradeNo 8
1935 ResidenceSame House
Birth CountryIreland
Birthplace (normalized)ireland
Township / WardLynn City
Est. Birth Year~1868

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.

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

Name Relation to head Relative to John Age Birth yr
Mary Fitzgerald Daughter — 42 ~1898
John Fitzgerald Head — 72 ~1868

Census Appearances

1920
Essex, Massachusetts
Head, age 52
Essex, Massachusetts · implied b. ~1868 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Fitzgerald
Given Name John
Relationship to Head Head
Sex M
Color / Race White
Age 52
Marital Status Married
Birthplace Ireland
Year of Immigration 1885
Naturalization Status Naturalized
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation Storekeeper
Industry Store, Grocery
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue English
Home Owned/Rented R
Birth Country Ireland
Year of Naturalization 1891
Birthplace (normalized) ireland
1930
Essex, Massachusetts
Head, age 62
Essex, Massachusetts · implied b. ~1868 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Fitzgerald
Given Name John
Relationship to Head Head
Sex M
Color / Race White
Age 62
Marital Status Married
Birthplace Ireland
Naturalization Status Naturalized
Year of Immigration 1886
Age at First Marriage 25
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read/Write Yes
Mother Tongue Irish
Home Owned/Rented R
Home Value / Rent $36.00
Birth Country Ireland
Birthplace (normalized) ireland
1940
Essex-County, Massachusetts
Head, age 72
Essex-County, Massachusetts · implied b. ~1868 — 2 household members
Surname Fitzgerald
Given Name John F.
Relationship to Head Head
Sex M
Color / Race White
Age 72
Marital Status Widowed
Birthplace Ireland
1935 Residence (City) Lynn City
1935 Residence (County) Essex
Naturalization Status Naturalized
Industry No
Hours Worked 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 John Fitzgerald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Fitzgerald
Head · 1940 · age 72 · b. ~1868 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Essex-County, Massachusetts Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01695-00825)

Line Name Age Relation Occupation Birthplace
41 Mary A. Ago 43 Wife — Mass.
42 Mary T. Ago 24 Daughter Stenographer Mass.
43 Donald Ago 23 Son Counter Man Mass.
44 John Ago 21 Son Clerk Mass.
45 Austin J. Leach 15 Nephew — Mass.
46 Arthur Spanks 50 Head Ticket Agent Mass.
47 Elizabeth Spanks 34 Wife — Mass.
48 Joyce Spanks 14 Daughter — Mass.
49 Arthur Jr. Spanks 7 Son — Mass.
50 Normand Spanks 5 Son — Mass.
51 Roger Spanks 2 Son — Mass.
52 Judith A. Spanks 0 Daughter — Mass.
53 Lester H. Patten 38 Head Tree Surgeon Mass.
54 Margaret Patten 31 Wife — New Jersey
55 Robert Patten 5 Son — Mass.
56 Joan Patten 6 Daughter — Mass.
57 Egbert Patten 74 Father — Canada English
58 Charles G. Chambers 28 Head Golf Instructor Mass.
59 Geraldine Chambers 30 Wife Dancing Teacher Mass.
60 Sheila Chambers 1 Daughter — Mass.
61 George H. Paré 55 Head Clerk Mass.
62 Harriet M. Paré 52 Wife — Mass.
63 Mariam Paré 18 Daughter Dramatist Mass.
64 Eugene Paré 24 Son Teacher Mass.
65 Marjorie Paré 21 Daughter — Mass.
66 John J. Shinnick 38 Head Letter Carrier Mass.
67 Elizabeth L. Shinnick 40 Wife Stenographer Mass.
68 John F. Fitzgerald THIS PERSON 72 Head — Ireland
69 Mary E. Fitzgerald 42 Daughter Stitcher Mass.
70 Patrick Mccarthy 62 Head Carpenter Ireland
71 Marie F. Mccarthy 62 Wife — Ireland
72 Ernest E. Jackson 65 Head Cloth Cutter Mass.
73 Annie R. Jackson 59 Wife — New York
74 Dorothy M. Jackson 34 Daughter Hairdresser Mass.
75 Nancy H. Jackson 27 Daughter Stenographer Mass.
76 Edmund T. Danks 25 Head — Mass.
77 Sophie A. Danks 21 Wife — Canada Eng.
78 Edna S. Danks 0 Daughter — Mass.
79 Bertha D. Barrett 57 Head — Mass.
80 Thelma Barrett 25 Daughter Saleswoman Mass.

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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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