JK
John Knight — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Knight across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 4-person household.
Age 61
b. ~1879
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Knight |
| Given Name | John Sr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Painter |
| Industry | Majestic Building |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | 4 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Painter |
| Township / Ward | Detroit |
| Est. Birth Year | ~1879 |
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 |
|---|---|---|---|---|
| John Knight | Head | — | 61 | ~1879 |
| William Knight | Son | — | 23 | ~1917 |
| John Knight | Son | — | 30 | ~1910 |
| Jane Knight | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Wayne, Michigan
Head, age 40
Wayne, Michigan · implied b. ~1880 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1912 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Mill Wright |
| Industry | Auto Plant |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Wayne, Michigan
Head, age 50
Wayne, Michigan · implied b. ~1880 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Age at First Marriage | 30 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Painter |
| Industry | Office Bldg |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 3500 |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Wayne-County, Michigan
Head, age 61
Wayne-County, Michigan · implied b. ~1879 — 4 household members
| Surname | Knight |
| Given Name | John Sr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Occupation | Painter |
| Industry | Majestic Building |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | 4 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Knight across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Knight
Head · 1940 · age 61 · b. ~1879 · Michigan
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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-t0627-01878-00570)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Karen Lee Raymus | 2 | Daughter | — | Michigan |
| 2 | John Raymus | 34 | Head | Roofer | Michigan |
| 3 | Mary Raymus | 30 | Wife | Clerk | Illinois |
| 4 | Thomas Raymus | 10 | Son | — | Michigan |
| 5 | Virginia Raymus | 8 | Daughter | — | Michigan |
| 6 | William P. Mcdougall | 65 | Head | Salesman | Canada English |
| 7 | Grace E. Mcdougall | 67 | Wife | — | Michigan |
| 8 | John Gamalla | 27 | Roomer | Mechanic | Michigan |
| 9 | Mary Gamalla | 24 | Roomer | — | Michigan |
| 10 | Leona Gamalla | 6 | Roomer | — | Michigan |
| 11 | Mary Gamalla | 3 | Roomer | — | Michigan |
| 12 | Ralph La Graff | 45 | Roomer | Machine Opertr | Michigan |
| 13 | Jerry La Graff | 18 | Roomer | — | Michigan |
| 14 | John Sr. Knight THIS PERSON | 61 | Head | Painter | Scotland |
| 15 | Jane Knight | 61 | Wife | — | Scotland |
| 16 | John Jr. Knight | 30 | Son | Sprayman | Canada English |
| 17 | William Knight | 23 | Son | Clerk | Michigan |
| 18 | Charles Raetzel | 52 | Head | Polisher | Michigan |
| 19 | Anna Raetzel | 42 | Wife | — | Romania |
| 20 | George Raetzel | 23 | Son | Temperature Reader | Michigan |
| 21 | Carl Raetzel | 21 | Son | Assembler | Michigan |
| 22 | Lorraine Raetzel | 16 | Daughter | — | Michigan |
| 23 | Clarence Raetzel | 11 | Son | — | Michigan |
| 24 | Charles Wixom | 36 | Head | Policeman | Michigan |
| 25 | Harriet Wixom | 33 | Wife | — | Michigan |
| 26 | Andrew Auch | 67 | Father-in-law | Caretaker | Germany |
| 27 | Joseph Beaudoin | 21 | Head | Beauty Chemist | Michigan |
| 28 | Jessie Beaudoin | 19 | Wife | — | Michigan |
| 29 | — | None | — | — | — |
| 30 | Joseph Jr. Greenwald | 20 | Head | Journeyman | Michigan |
| 31 | Edith Greenwald | 22 | Wife | — | Michigan |
| 32 | William Greenwald | 5 | Son | — | Michigan |
| 33 | Harry Burden | 27 | Head | Temperature Man | Kentucky |
| 34 | Virginia Burden | 22 | Wife | — | Kentucky |
| 35 | Carole Burden | 2 | Daughter | — | Michigan |
| 36 | Joseph Pelymen | 29 | Head | Market Business | Germany |
| 37 | Opal Pelymen | 23 | Wife | — | Kentucky |
| 38 | Joseph Jr. Pelymen | 1 | Son | — | Michigan |
| 39 | John Abrams | 38 | Head | Watch Repairer | New York |
| 40 | Rose Abrams | 27 | Wife | — | Pennsylvania |
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)