JR
John Roth — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Roth across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents Ray & Helene — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Roth |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | manager |
| Industry | Finance Company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 523400 |
| Highest Grade | C-5 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Manager |
| Township / Ward | Detroit |
| Est. Birth Year | ~1906 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Roth | Head | — | 34 | ~1906 |
| Patricia Roth | Daughter | — | 1 | ~1939 |
| Margaret Roth | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Wayne, Michigan
Son, age 13
Wayne, Michigan · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roth |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Wayne, Michigan
Son, age 24
Wayne, Michigan · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roth |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Michigan |
| Occupation | Salesman |
| Industry | Auto Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Wayne-County, Michigan
Head, age 34
Wayne-County, Michigan · implied b. ~1906 — 3 household members
| Surname | Roth |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Occupation | manager |
| Industry | Finance Company |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 523400 |
| Highest Grade | C-5 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Roth across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ray Roth (~0.92 confidence) and mother Helene Roth (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ray Roth
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Helene Roth
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Roth
Head · 1940 · age 34 · b. ~1906 · 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-t0627-01875-00667)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John C. Roth THIS PERSON | 34 | Head | Manager | Iowa |
| 42 | Margaret Roth | 28 | Wife | — | Indiana |
| 43 | Patricia Roth | 1 | Daughter | — | Michigan |
| 44 | New Ends Block 61 And Begins Block 62 | None | — | — | — |
| 45 | Walter Reckling | 34 | Head | Steam Fitter | Michigan |
| 46 | Mildred Reckling | 30 | Wife | — | Michigan |
| 47 | Pius Sackett | 59 | Head | Boiler Maker | Michigan |
| 48 | Johana Sackett | 60 | Wife | — | Michigan |
| 49 | John J. Bath | 49 | Head | Tool And Die Maker | Michigan |
| 50 | Anna Bath | 43 | Wife | — | Michigan |
| 51 | James Jr. Bath | 11 | Son | — | Michigan |
| 52 | Ronald Bath | 3 | Son | — | Michigan |
| 53 | Albert Litterst | 31 | Head | Paint Technician | Illinois |
| 54 | Eleanor Litterst | 28 | Wife | — | Illinois |
| 55 | Albert Jr. Litterst | 1 | Son | — | Michigan |
| 56 | Cora Mitchell | 60 | Mother | — | Illinois |
| 57 | Harrison Spindler | 54 | Head | Gasoline Dealer | Pennsylvania |
| 58 | Alma Spindler | 53 | Wife | — | Michigan |
| 59 | Harrison Jr. Spindler | 1 | Son | — | Michigan |
| 60 | Wellington Burke | 41 | Head | Gasoline Dealer | Michigan |
| 61 | Eldred Burke | 31 | Wife | — | Michigan |
| 62 | Robert Burke | 11 | Son | — | Michigan |
| 63 | Burke | 3 | Son | — | Michigan |
| 64 | Robert Zendler | 36 | Head | Car Repair Man | Michigan |
| 65 | Christine Zendler | 43 | Wife | — | England |
| 66 | Bernice Zendler | 18 | Daughter | Clerk Office | Michigan |
| 67 | Jessie Carson | 66 | Head | Sheet Metal Layout | Scotland |
| 68 | Jessie Carson | 63 | Wife | — | Scotland |
| 69 | John Arthur | 47 | Head | Supervisor Of Machine | Scotland |
| 70 | Elizabeth Arthur | 47 | Wife | — | Scotland |
| 71 | Betty Arthur | 15 | Daughter | — | Michigan |
| 72 | Edward Wolf | 42 | Head | Full Press Operator | Ohio |
| 73 | Mable Wolf | 42 | Wife | — | Indiana |
| 74 | Marjorie Wolf | 14 | Daughter | — | Michigan |
| 75 | Karl Indywell | 68 | Head | Doctor | English Canada |
| 76 | Florence Ferguson | 25 | Boarder | House Keeper | Washington |
| 77 | Walter Srolovich | 41 | Head | Police Officer | Michigan |
| 78 | Mary Srolovich | 40 | Wife | — | Michigan |
| 79 | Shirley Srolovich | 17 | Daughter | — | Michigan |
| 80 | June Srolovich | 16 | Daughter | — | Michigan |
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)