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John Briggs — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Ionia-County, Michigan

Our Model Tree links this John Briggs across the 1930 and 1940 US Censuses in Ionia-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 8-person household.

Age 20 b. ~1920 Male Son Born: Michigan Single

1940 Census Record Details

Census Year1940
LocationIonia-County, Michigan
SurnameBriggs
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age20
Marital StatusSingle
BirthplaceMichigan
1935 Residence (City)Boston Township
1935 Residence (County)Ionia
Additional Details
OccupationMachinist
IndustrySpecialty Mfg. Co.
Class of WorkerPW
Hours Worked40
Income (1939)326
Highest GradeH-3
1935 ResidenceSame place
Birth StateMichigan
Birth CountryUnited States
Birthplace (normalized)michigan
OccupationMachinist
Township / WardBoston Township
Est. Birth Year~1920

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 1940 census.

Name Relation to head Relative to John Age Birth yr
William Briggs Son — 16 ~1924
Jessie Briggs Spouse — 55 ~1885
James Briggs Son — 18 ~1922
L Briggs Head — 60 ~1880
Mathew Briggs Son — 26 ~1914
John Briggs Son — 20 ~1920
Mae Briggs Daughter — 11 ~1929
Jean Briggs Daughter — 13 ~1927

Census Appearances

1930
Ionia, Michigan
Son, age 11
Ionia, Michigan · implied b. ~1919 — 13 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Briggs
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 11
Marital Status Single
Birthplace Michigan
Father's Birthplace Michigan
Mother's Birthplace Michigan
Occupation none
Can Read/Write Yes
Birth State Michigan
Birth Country United States
Birthplace (normalized) michigan
1940
Ionia-County, Michigan
Son, age 20
Ionia-County, Michigan · implied b. ~1920 — 8 household members
Surname Briggs
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 20
Marital Status Single
Birthplace Michigan
1935 Residence (City) Boston Township
1935 Residence (County) Ionia
Occupation Machinist
Industry Specialty Mfg. Co.
Class of Worker PW
Hours Worked 40
Income (1939) 326
Highest Grade H-3
1935 Residence Same place
Birth State Michigan
Birth Country United States
Birthplace (normalized) michigan

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 Briggs across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Briggs
Son · 1940 · age 20 · b. ~1920 · Michigan
★ You are viewing this record
Sibling
Jean Briggs
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mae Briggs
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Briggs
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Briggs
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mathew Briggs
Sibling · 1940 · age 26
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 — Ionia-County, Michigan Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01764-00209)

Line Name Age Relation Occupation Birthplace
1 Richard Fletcher 20 Son Laborer Michigan
2 L. Ira Briggs 60 Head — Michigan
3 Jessie O. Briggs 55 Wife — Michigan
4 Mathew Briggs 26 Son Clerk Michigan
5 John Briggs THIS PERSON 20 Son Machinist Michigan
6 James Briggs 18 Son Lather Michigan
7 William Briggs 16 Son Operator Michigan
8 Jean Briggs 13 Daughter — Michigan
9 Mae Iris Briggs 11 Daughter — Michigan
10 Lyle Bovee 53 Head Operator Michigan
11 Annabel Bovee 52 Wife — Michigan
12 Glendon Bovee 22 Son Agent Michigan
13 Vercel Bovee 14 Son — Michigan
14 Elizabeth Middaugh 69 Helper Helper Michigan
15 Carl Whittenbach 41 Head Operator Michigan
16 Helen Whittenbach 39 Wife — Michigan
17 Betty Whittenbach 15 Daughter — Michigan
18 George Whittenbach 15 Son — Michigan
19 Isaac S. Fillins 71 Head — New York State
20 Jennie Fillins 67 Wife — Michigan
21 Gerald R. Kyser 29 Head Operator Michigan
22 Margaret Kyser 25 Wife — England
23 W. Kathleen Kyser 0 Daughter — Michigan
24 Edwin Hotchkiss 69 Head Operator Michigan
25 Carrie S. Hotchkiss 63 Wife — Michigan
26 Evelyn Briggs 22 Daughter Teacher Michigan
27 Everett Hotchkiss 20 Son Mechanic Michigan
28 Guy Tallant 52 Head Operator Michigan
29 Rosa B. Tallant 50 Wife — Switzerland
30 Bernadeen Tallant 19 Daughter Helper Michigan
31 W. Arend Wassink 25 Head Helper Iowa
32 Marian D. Wassink 22 Wife — Michigan
33 Donald Wassink 0 Son — Michigan
34 G. Elmer Hull 47 Head Laborer Michigan
35 Lucy Hull 42 Wife — Michigan
36 Clarence Hull 13 Son — Michigan
37 Lawrence Hull 11 Son — Michigan
38 Doris Hull 10 Daughter — Michigan
39 Wayne Hull 7 Son — Michigan
40 Wanda Hull 5 Daughter — Michigan

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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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