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John Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Robinson across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents Harry & Harry — first a son (b.~1918), then head of a 2-person household.
Age 22
b. ~1918
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Robinson |
| Given Name | John S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Usher |
| Industry | Motion Picture Theater |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 708 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Usher |
| Township / Ward | Detroit 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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Grace Robinson | Head | — | 48 | ~1892 |
| John Robinson | Son | — | 22 | ~1918 |
Census Appearances
1920
Wayne, Michigan
Son, age 2
Wayne, Michigan · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | John S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Wayne, Michigan
Son, age 12
Wayne, Michigan · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | John S. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Wayne-County, Michigan
Son, age 22
Wayne-County, Michigan · implied b. ~1918 — 2 household members
| Surname | Robinson |
| Given Name | John S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | Usher |
| Industry | Motion Picture Theater |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 708 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Robinson (~0.92 confidence) and father Harry Robinson (~0.92 confidence) and mother Grace Robinson (~0.92 confidence) and mother Grace Robinson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Robinson
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Harry Robinson
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Grace Robinson
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Grace Robinson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Robinson
Son · 1940 · age 22 · b. ~1918 · 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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01842-00077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anne M Savard | 50 | Head | Saleslady | Michigan |
| 2 | Out Of Order Savard | None | — | — | — |
| 3 | Misinformed Savard | None | — | — | — |
| 4 | Misinformed Savard | None | — | — | — |
| 5 | Mary Damrill | 32 | Head | Manicurist | Missouri |
| 6 | Extra Line Damrill | None | — | — | — |
| 7 | Thelma Chandler | 33 | Head | Teacher | Tennessee |
| 8 | Out Of Order Chandler | None | — | — | — |
| 9 | Gerald P Herlihy | 36 | Head | Scenario Writer | Irish Free State |
| 10 | Out Of Order Herlihy | None | — | — | — |
| 11 | Grace K Robinson | 48 | Head | — | Ohio |
| 12 | John S Robinson THIS PERSON | 22 | Son | Usher | Ohio |
| 13 | Richard L Hargreaves | 67 | Head | Mechanical Engineering | New York |
| 14 | Margaret Hargreaves | 63 | Wife | — | Missouri |
| 15 | William G Jessamine | 60 | Head | Janitor | Scotland |
| 16 | Gladys Berney | 38 | Head | Saleslady | Michigan |
| 17 | Evelyn Milligan | 22 | Lodger | Secretary | Michigan |
| 18 | Betty R Henretta | 55 | Head | Stenographer | Canada |
| 19 | William C Buttorf | 24 | Head | Body Trimmer | Michigan |
| 20 | Marie M Buttorf | 19 | Wife | — | Michigan |
| 21 | Judith A Buttorf | 0 | Daughter | — | Michigan |
| 22 | Norine A Gaynor | 49 | Head | Private Secretary | Canada |
| 23 | Gertrude Redfern | 35 | Lodger | Secretary | Ohio |
| 24 | James M Simpson | 26 | Head | Assembly | Tennessee |
| 25 | Doris A Simpson | 21 | Wife | — | Michigan |
| 26 | Gilbert W Isaacs | 39 | Head | Bartender | Kentucky |
| 27 | Goldy F Isaacs | 40 | Wife | Laborer Body | Kentucky |
| 28 | Pearl L Baird | 51 | Head | Assembly | Michigan |
| 29 | Joseph A Baird | 28 | Son | Accountant | Michigan |
| 30 | Frances V Walsh | 36 | Head | Typist | New York |
| 31 | Lenore A Milligan | 21 | Lodger | Secretary | Michigan |
| 32 | Evelyn K Fitzgerald | 37 | Head | Public Nurse | Canada |
| 33 | Herbert W Gary | 48 | Cousin | Core Maker | Canada |
| 34 | Donald F Borschbach | 25 | Head | Investigator | Michigan |
| 35 | Charlotte A Borschbach | 24 | Wife | Clerk | Michigan |
| 36 | Marie A Tremblay | 31 | Head | Nurse | Canada |
| 37 | Golda Crawford | 44 | Lodger | Teacher | Michigan |
| 38 | Hazel V Hill | 32 | Head | Bookkeeper | Michigan |
| 39 | Extra Line Hill | None | — | — | — |
| 40 | Florence E Thompson | 58 | Head | Beauty Operator | Michigan |
Pedigree Summary
John
Gen 1 · 4 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)