JV
John Vincent — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this John Vincent across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 6-person household.
Age 57
b. ~1883
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Vincent |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Motorman |
| Industry | Street Railway |
| Class of Worker | PW |
| Hours Worked | 51 |
| Income (1939) | 456 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Motorman |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1883 |
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 |
|---|---|---|---|---|
| Della Vincent | Daughter | — | 12 | ~1928 |
| John Vincent | Head | — | 57 | ~1883 |
| Harold Vincent | Son | — | 21 | ~1919 |
| Ola Vincent | Spouse | — | 42 | ~1898 |
| John Vincent | Son | — | 24 | ~1916 |
| Ella Vincent | Daughter | — | 12 | ~1928 |
Census Appearances
1920
Jefferson, Kentucky
Head, age 36
Jefferson, Kentucky · implied b. ~1884 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vincent |
| Given Name | John R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Conductor |
| Industry | Street Railway |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Head, age 47
Jefferson, Kentucky · implied b. ~1883 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Vincent |
| Given Name | John R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 20 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Conductor |
| Industry | Street Railway |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2200 |
| Veteran | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Head, age 57
Jefferson-County, Kentucky · implied b. ~1883 — 6 household members
| Surname | Vincent |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Occupation | Motorman |
| Industry | Street Railway |
| Class of Worker | PW |
| Hours Worked | 51 |
| Income (1939) | 456 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| 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 Vincent across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Vincent
Head · 1940 · age 57 · b. ~1883 · Kentucky
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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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01375-00307)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Tomlin, Celeste Tavlin | 64 | Sister | Bookkeeper | Kentucky |
| 42 | Lanahan, Patrick Tavlin | 60 | Cousin | Stenographer | Kentucky |
| 43 | Hade, Mary Tavlin | 70 | Cousin | — | Kentucky |
| 44 | Hayes, Michael Tavlin | 75 | Cousin | Policeman | Kentucky |
| 45 | Robert L. Climan | 34 | Head | Plasterer | Kentucky |
| 46 | Gladys Climan | 31 | Wife | — | Kentucky |
| 47 | E. Leslie Cowles | 25 | Head | Shipping Clerk | Kentucky |
| 48 | Virginia Cowles | 21 | Wife | — | Kentucky |
| 49 | Alexius Wiltshire | 52 | Head | Grocery Clerk | Kentucky |
| 50 | Anna F. Gruber | 62 | Head | — | Germany |
| 51 | Clara L. Gruber | 46 | Daughter | — | Kentucky |
| 52 | James W. Gruber | 30 | Son | Grocery Clerk | Kentucky |
| 53 | Paul W. Gruber | 25 | Son | Truck Driver | Kentucky |
| 54 | Willy Lela Gruber | 66 | Niece | — | Kentucky |
| 55 | Ernestine Malfey | 76 | Head | — | Kentucky |
| 56 | Caroline Quigley | 84 | Sister | — | Kentucky |
| 57 | Charles N. Wilson | 27 | Head | Machine Operator | Ohio |
| 58 | Zula Wilson | 27 | Wife | — | Kentucky |
| 59 | Charles E. Wilson | 6 | Son | — | Kentucky |
| 60 | William Eliot | 35 | Head | Assembler | Kentucky |
| 61 | Eileen Eliot | 22 | Wife | Laborer | Kentucky |
| 62 | Shirley Ann Eliot | 6 | Daughter | — | Kentucky |
| 63 | John D. Eliot | 5 | Son | — | Kentucky |
| 64 | Norman L. Eliot | 3 | Son | — | Kentucky |
| 65 | Gertrude O'Brien | 18 | Maid | Maid | Kentucky |
| 66 | John R. Vincent THIS PERSON | 57 | Head | Motorman | Kentucky |
| 67 | Ola Vincent | 42 | Wife | — | Kentucky |
| 68 | Harold Vincent | 21 | Son | Butcher | Kentucky |
| 69 | Della Vincent | 12 | Daughter | — | Kentucky |
| 70 | Ella Vincent | 12 | Daughter | — | Kentucky |
| 71 | John R. Jr. Vincent | 24 | Son | Proprietor Of Grocery | Kentucky |
| 72 | Garland Walls | 33 | Head | Grocery Clerk | Kentucky |
| 73 | Aster Walls | 28 | Wife | — | Kentucky |
| 74 | Hattie Walls | 57 | Mother | — | Kentucky |
| 75 | James S. Vertrees | 27 | Head | Mill Operator | Kentucky |
| 76 | Maybelle Vertrees | 23 | Wife | Stemming Machine | Kentucky |
| 77 | Charlotte A. Vertrees | 0 | Daughter | — | Kentucky |
| 78 | Charles J. Mckenna | 50 | Head | Sheet Metal Worker | Kentucky |
| 79 | Lillian Mckenna | 39 | Wife | Housekeeper | Kentucky |
| 80 | Charles J. Jr. Mckenna | 14 | Son | — | Kentucky |
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)