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William Lyons — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Essex-County, Massachusetts

Our Model Tree links this William Lyons across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.

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

1940 Census Record Details

Census Year1940
LocationEssex-County, Massachusetts
SurnameLyons
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age15
Marital StatusSingle
BirthplaceMaine
1935 Residence (City)Saugus
1935 Residence (County)Essex
Additional Details
Income (1939)0
Highest GradeH-1
1935 ResidenceSame house
Birth StateMaine
Birth CountryUnited States
Birthplace (normalized)maine
Township / WardSaugus
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.

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

Name Relation to head Relative to William Age Birth yr
Elizabeth Lyons Daughter — 18 ~1922
Alma Lyons Daughter — 17 ~1923
John Lyons Head — 53 ~1887
Edward Lyons Son — 7 ~1933
William Lyons Son — 15 ~1925
John Lyons Son — 19 ~1921
Paul Lyons Son — 12 ~1928
George Lyons Son — 8 ~1932
Mabel Lyons Spouse — 49 ~1891

Census Appearances

1930
Essex, Massachusetts
Son, age 5
Essex, Massachusetts · implied b. ~1925 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Lyons
Given Name William J.
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace Maine
Father's Birthplace Massachusetts
Mother's Birthplace Massachusetts
Birth State Maine
Birth Country United States
Birthplace (normalized) maine
1940
Essex-County, Massachusetts
Son, age 15
Essex-County, Massachusetts · implied b. ~1925 — 9 household members
Surname Lyons
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace Maine
1935 Residence (City) Saugus
1935 Residence (County) Essex
Income (1939) 0
Highest Grade H-1
1935 Residence Same house
Birth State Maine
Birth Country United States
Birthplace (normalized) maine

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 Lyons across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Lyons
Son · 1940 · age 15 · b. ~1925 · Massachusetts
★ You are viewing this record
Sibling
Elizabeth Lyons
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Lyons
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Lyons
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Lyons
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Lyons
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Lyons
Sibling · 1940 · age 12
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 — Essex-County, Massachusetts Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01590-00442)

Line Name Age Relation Occupation Birthplace
1 Albert D. Perkins 73 Cousin — New York
2 Herman York 35 Head Chemical Engineer Iowa
3 Edith York 35 Wife Stenographer Iowa
4 Howard York 2 Son — New York
5 Alonzo Traverton 29 Head Odd Jobs Mass.
6 Hazel Traverton 26 Wife — Mass.
7 Ronald Traverton 1 Son — Mass.
8 Leroy Hobart 36 Head Warehouse Man Mass.
9 Dorothy Hobart 39 Wife — Mass.
10 Harriette Hobart 13 Daughter — Mass.
11 Fay Hobart 8 Daughter — Mass.
12 Leroy Hobart 4 Son — Mass.
13 Jesse Mckinnon 59 Head Paint-Mixer Mass.
14 Jean Mckinnon 19 Daughter Secretary Mass.
15 George J. Caddy 60 Head Maintenance Man England
16 Eleanor W. Caddy 60 Wife — Mass.
17 George K. Caddy 33 Son Time Study Engineer Mass.
18 Peter J. Flaherty 74 Head Foreman Mass.
19 Mary E. Flaherty 72 Wife — Mass.
20 Julia A. Sullivan 64 Sister-in-law Salesgirl Mass.
21 Mary A. Wood 59 Head — Mass.
22 Arthur Gould 30 Nephew Laborer Mass.
23 George Lundgren 16 Lodger — Mass.
24 Agnes Lundgren 13 Lodger — Mass.
25 John Chuck 15 Lodger — Mass.
26 End Of Section None — — —
27 Lorin B. Snow 58 Head House Painter Canada-English
28 Julia B. Snow 56 Wife — Mass.
29 John Lyons 53 Head Janitor Mass.
30 Mabel Lyons 49 Wife — Mass.
31 John Lyons 19 Son — Maine
32 Elizabeth Lyons 18 Daughter Maid Maine
33 Alma Lyons 17 Daughter — Maine
34 William Lyons THIS PERSON 15 Son — Maine
35 Paul Lyons 12 Son — Mass.
36 George Lyons 8 Son — Mass.
37 Edward Lyons 7 Son — Mass.
38 Karl Wiggins 47 Head Salesman Maine
39 Ida Wiggins 51 Wife — Mass.
40 Leonard Wiggins 16 Son New Worker 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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