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John Boyd — 1940 US Census Record
Model Tree available1940 United States Federal Census · Saginaw-County, Michigan
Our Model Tree links this John Boyd across the 1920, 1930 and 1940 US Censuses in Saginaw-County, Michigan (XGBoost, ~Confirmed), with identified parents Claire & James — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Saginaw-County, Michigan |
| Surname | Boyd |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Saginaw City |
| 1935 Residence (County) | Saginaw |
| Additional Details | |
| Occupation | Service Dept. Inspector |
| Industry | Manufacture Service Parts |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1466 |
| Highest Grade | H4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Service Dept. Inspector |
| Township / Ward | Saginaw City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ruth Boyd | Daughter | — | 20 | ~1920 |
| James Boyd | Head | — | 48 | ~1892 |
| James Boyd | Son | — | 18 | ~1922 |
| John Boyd | Son | — | 22 | ~1918 |
| Claire Boyd | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Saginaw, Michigan
Son, age 3
Saginaw, Michigan · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Saginaw, Michigan
Son, age 12
Saginaw, Michigan · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | John R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Saginaw-County, Michigan
Son, age 22
Saginaw-County, Michigan · implied b. ~1918 — 5 household members
| Surname | Boyd |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Saginaw City |
| 1935 Residence (County) | Saginaw |
| Occupation | Service Dept. Inspector |
| Industry | Manufacture Service Parts |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1466 |
| Highest Grade | H4 |
| 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.
Our Model Tree links John Boyd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Claire Boyd (~0.92 confidence) and father James Boyd (~0.92 confidence) and father James Boyd (~0.92 confidence) and father Clarence Boyd (~0.92 confidence) and mother Elsie Boyd (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Claire Boyd
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
James Boyd
b. ~1892
Source father
● Household
· direct · ~0.92
Father
James Boyd
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Clarence Boyd
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Elsie Boyd
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Boyd
Son · 1940 · age 22 · b. ~1918 · Michigan
★ You are viewing this record
Sibling
Ruth Boyd
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Boyd
Sibling · 1940 · age 18
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 — Saginaw-County, Michigan
Open full size
1940 US Federal Census — Saginaw-County, Michigan
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01814-00371)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Richard Feldotte | 11 | son | — | Michigan |
| 2 | Edward Dohlke | 56 | head | Laborer | Ohio |
| 3 | Gertrude Dohlke | 55 | wife | — | Michigan |
| 4 | Ruth Dohlke | 29 | daughter | — | Missouri |
| 5 | Edith Krause | 27 | daughter | — | Michigan |
| 6 | Janet Krause | 2 | granddaughter | — | Michigan |
| 7 | Carol Krause | 0 | granddaughter | — | Michigan |
| 8 | August Alter | 64 | head | Assembler | Michigan |
| 9 | Anna Alter | 53 | wife | — | Germany |
| 10 | Lorna Alter | 20 | daughter | — | Michigan |
| 11 | Emil Shreyer | 68 | head | Shoe Repair | Germany |
| 12 | Minna Shreyer | 64 | wife | — | Germany |
| 13 | Erna Shreyer | 42 | daughter | Bookkeeper | Michigan |
| 14 | Charles Fisher | 69 | head | — | New York |
| 16 | Edna Curran | 70 | head | — | New York |
| 17 | Grace Curran | 47 | daughter | Bookkeeper | Michigan |
| 18 | Hazel Curran | 47 | daughter | Schoolteacher | Michigan |
| 19 | Ray J. Curran | 42 | head | Retail Salesman | Michigan |
| 20 | Alice Curran | 30 | wife | — | Michigan |
| 21 | Ray J. Jr. Curran | 2 | son | — | Michigan |
| 22 | Franklin Bromm | 44 | head | Cashier | Michigan |
| 23 | Edna Bromm | 42 | wife | — | Canada |
| 24 | Charles Bromm | 20 | son | Office Worker | Michigan |
| 25 | Sally Bromm | 15 | daughter | — | Michigan |
| 26 | John Kleinschmidt | 62 | head | Truck Driver | Michigan |
| 27 | Sophie Kleinschmidt | 57 | wife | — | Michigan |
| 28 | Hazel Kleinschmidt | 22 | daughter | Bookkeeper | Michigan |
| 29 | Earl Marcoux | 28 | head | Brusher & Finisher | Michigan |
| 30 | Ettabelle Marcoux | 24 | wife | — | Michigan |
| 31 | James Marcoux | 1 | son | — | Michigan |
| 32 | Carol Ann Marcoux | 0 | daughter | — | Michigan |
| 33 | Fred E. Stark | 47 | head | — | Michigan |
| 34 | Mary Stark | 48 | wife | — | Germany |
| 35 | Pauline Stark | 68 | mother | — | Michigan |
| 36 | James C. Boyd | 48 | head | Setup Man | Ohio |
| 37 | Claire Boyd | 50 | wife | — | Michigan |
| 38 | John Boyd THIS PERSON | 22 | son | Service Dept. Inspector | Michigan |
| 39 | Ruth Boyd | 20 | daughter | — | Michigan |
| 40 | James Boyd | 18 | son | New Worker | Michigan |
Pedigree Summary
John + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)