JM
John Mcdonald — 1940 US Census Record
Model Tree available1940 United States Federal Census · Huron-County, Michigan
Our Model Tree links this John Mcdonald across the 1920, 1930 and 1940 US Censuses in Huron-County, Michigan (XGBoost, ~Confirmed), with identified parents William & Elizabeth — first a head (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Huron-County, Michigan |
| Surname | McDonald |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Bad Axe City |
| 1935 Residence (County) | Huron |
| Additional Details | |
| Occupation | Laborer |
| Industry | Park Project |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 476 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Laborer |
| Township / Ward | Bad Axe City |
| Est. Birth Year | ~1915 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Sharon Mcdonald | Daughter | — | ~1940 | |
| John Mcdonald | Head | — | 25 | ~1915 |
| John Mcdonald | Son | — | 3 | ~1937 |
| Ann Mcdonald | Spouse | — | 22 | ~1918 |
Census Appearances
1920
Huron, Michigan
Son, age 5
Huron, Michigan · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | John H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
Son, age 15
Huron, Michigan · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | MacDonald |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Huron-County, Michigan
Head, age 25
Huron-County, Michigan · implied b. ~1915 — 4 household members
| Surname | McDonald |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Bad Axe City |
| 1935 Residence (County) | Huron |
| Occupation | Laborer |
| Industry | Park Project |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 476 |
| Highest Grade | No 8 |
| 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 Mcdonald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Mcdonald (~0.92 confidence) and mother Elizabeth Macdonald (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Mcdonald
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Macdonald
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Mcdonald
Head · 1940 · age 25 · b. ~1915 · Michigan
★ 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 — Huron-County, Michigan
Open full size
1940 US Federal Census — Huron-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01758-00059)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alex P. Grayenbiehl | 45 | Head | Investigator | Michigan |
| 2 | Fred B. Huston | 48 | Head | Nurse, R.N. | Michigan |
| 3 | Agnes Huston | 48 | Wife | Attendant | Michigan |
| 4 | Joan Huston | 22 | Daughter | Nurse, R.N. | Michigan |
| 5 | Robert Huston | 19 | Son | Attendant | Michigan |
| 6 | Jack Huston | 17 | Son | — | Michigan |
| 7 | Kay Huston | 3 | Daughter | — | Michigan |
| 8 | Saburn Nutt | 49 | Head | Laborer | Michigan |
| 9 | Violet Nutt | 51 | Wife | Laundress | Michigan |
| 10 | Dwain Nutt | 7 | Grandson | — | Michigan |
| 11 | Samuel Williams | 61 | Head | Laborer | Canada-English |
| 12 | Edna D. Williams | 47 | Wife | — | Michigan |
| 13 | Ethel M. Williams | 14 | Daughter | — | Michigan |
| 14 | Fredrick S. Williams | 12 | Son | — | Michigan |
| 15 | Chester J. Williams | 10 | Son | — | Michigan |
| 16 | Roseanne Williams | 8 | Daughter | — | Michigan |
| 17 | Danthaty Williams | 10 | Daughter | — | Michigan |
| 18 | Irwin Williams | 7 | Son | — | Michigan |
| 19 | Ronald Mcdonald | 34 | Head | Laborer | Michigan |
| 20 | Elionor Mcdonald | 30 | Wife | — | Michigan |
| 21 | Ronald A. Mcdonald | 2 | Son | — | Michigan |
| 22 | Richard Mcdonald | 0 | Son | — | Michigan |
| 23 | John H. Mcdonald THIS PERSON | 25 | Head | Laborer | Michigan |
| 24 | Ann V. Mcdonald | 22 | Wife | — | Michigan |
| 25 | John H. Jr. Mcdonald | 3 | Son | — | Michigan |
| 26 | Sharon Ann Mcdonald | 0 | Daughter | — | Michigan |
| 27 | Alex Mcdonald | 60 | Head | Laborer | Michigan |
| 28 | Mary Mcdonald | 58 | Wife | — | Michigan |
| 29 | Lillian M. Mcdonald | 16 | Daughter | — | Michigan |
| 30 | Kenneth W. Mcdonald | 5 | Grandson | — | Michigan |
| 31 | Frank Ontwine | 44 | Head | Laborer | Canada-English |
| 32 | Alma Ontwine | 40 | Wife | — | Michigan |
| 33 | Norman Ontwine | 21 | Son | Laborer | Michigan |
| 34 | Richard Ontwine | 13 | Son | — | Michigan |
| 35 | Isabella Ontwine | 10 | Daughter | — | Michigan |
| 36 | Frank Ontwine | 6 | Son | — | Michigan |
| 37 | Raymond Ontwine | 3 | Son | — | Michigan |
| 38 | John Ireland | 61 | Head | Laborer | Michigan |
| 39 | Dorothy Curry | 20 | Head | Operator | Michigan |
| 40 | Jennie Beach | 22 | Lodger | Stenographer | Michigan |
Related Census Records
Pedigree Summary
John
Gen 1 · 2 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)