JF
John French — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this John French across the 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 6-person household.
Age 43
b. ~1897
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | French |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Moulder |
| Industry | Valve Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 338 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Moulder |
| Township / Ward | Cincinnati |
| Est. Birth Year | ~1897 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Cora French | Daughter | — | 9 | ~1931 |
| Dorothy French | Daughter | — | 16 | ~1924 |
| Thelma French | Daughter | — | 20 | ~1920 |
| John French | Head | — | 43 | ~1897 |
| Edward French | Son | — | 13 | ~1927 |
| Vergie French | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Hamilton, Ohio
Head, age 33
Hamilton, Ohio · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | French |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 19 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Molder |
| Industry | Foundry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | B |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Hamilton-County, Ohio
Head, age 43
Hamilton-County, Ohio · implied b. ~1897 — 6 household members
| Surname | French |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Occupation | Moulder |
| Industry | Valve Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 338 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 French across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John French
Head · 1940 · age 43 · b. ~1897 · Ohio
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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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03200-00058)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clem D Kunkel | 44 | Head | Contractor | Ohio |
| 2 | Katherine Kunkel | 22 | Daughter | Stenographer | Ohio |
| 3 | Virginia Kunkel | 15 | Daughter | — | Ohio |
| 4 | Frank Freeh | 26 | Son-in-law | Electrician | Ohio |
| 5 | Gertrude Freeh | 25 | Daughter | — | Ohio |
| 6 | Frank Edward Freeh | 0 | Grandson | — | Ohio |
| 7 | Charles Glaser | 53 | Head | Handler | Germany |
| 8 | Elizabeth D Glaser | 50 | Wife | — | Germany |
| 9 | Matilda Glaser | 26 | Daughter | Maid | Ohio |
| 10 | Joseph Glaser | 25 | Son | Laborer | Ohio |
| 11 | Katherine Glaser | 23 | Daughter | Trimmer | Ohio |
| 12 | Frances Glaser | 21 | Daughter | Packer | Ohio |
| 13 | Philomena Kramer | 63 | Head | — | Ohio |
| 14 | Florence Mitchell | 38 | Daughter | — | Ohio |
| 15 | William Mitchell | 38 | Son-in-law | Letter Carrier | Ohio |
| 16 | Shirley J Mitchell | 3 | Daughter | — | Ohio |
| 17 | Emma Markgraff | 66 | Head | — | Ohio |
| 18 | R. J. Markgraff | 60 | Brother | Finisher | Ohio |
| 19 | Fred Hass | 63 | Head | — | Ohio |
| 20 | Jacob Leonard | 58 | Brother | — | Ohio |
| 21 | John French THIS PERSON | 43 | Head | Moulder | Kentucky |
| 22 | Vergie French | 40 | Wife | Presser | Kentucky |
| 23 | Thelma French | 20 | Daughter | Packer | Indiana |
| 24 | Dorothy French | 16 | Daughter | — | Ohio |
| 25 | Edward French | 13 | Son | — | Ohio |
| 26 | Cora French | 9 | Daughter | — | Ohio |
| 27 | Edward Ramp | 28 | Head | Shipping Clerk | Kentucky |
| 28 | Alberta Ramp | 22 | Wife | — | Kentucky |
| 29 | Deanna Lee Ramp | 1 | Daughter | — | Ohio |
| 30 | Raymond Hornbach | 44 | Head | Sta. Fireman | Indiana |
| 31 | Joey Ann Hornbach | 43 | Wife | — | Indiana |
| 32 | Ernestine Hornbach | 18 | Daughter | — | Ohio |
| 33 | Lucille Hornbach | 14 | Daughter | — | Ohio |
| 34 | Edward Pruder | 48 | Head | Printer | Ohio |
| 35 | Mary Pruder | 46 | Wife | — | Ohio |
| 36 | Fred Pruder | 27 | Son | Presser | Ohio |
| 37 | Christina Knapp | 53 | Head | — | Ohio |
| 38 | Irvin Knapp | 29 | Son | Service Man | Ohio |
| 39 | Charles Knapp | 21 | Son | Apprentice | Ohio |
| 40 | June Knapp | 18 | Daughter | Typist | Ohio |
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)