JW
John Wilkins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this John Wilkins across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents John & Mamie — first a head (b.~1910), then head of a 6-person household.
Age 30
b. ~1910
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Wilkins |
| Given Name | John O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | LOUISVILLE CITY |
| 1935 Residence (County) | JEFFERSON |
| Additional Details | |
| Occupation | Fireman |
| Industry | Fire Department |
| Class of Worker | GW |
| Hours Worked | 84 |
| Income (1939) | 1560 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Fireman |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1910 |
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 |
|---|---|---|---|---|
| Blanche Wilkins | Spouse | — | 32 | ~1908 |
| John Wilkins | Other | — | 55 | ~1885 |
| Mary Wilkins | Other | — | 52 | ~1888 |
| Marilyn Wilkins | Daughter | — | 9 | ~1931 |
| Carmeline Wilkins | Daughter | — | 2 | ~1938 |
| John Wilkins | Head | — | 30 | ~1910 |
Census Appearances
1920
Jefferson, Kentucky
Son, age 10
Jefferson, Kentucky · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilkins |
| Given Name | John R. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Son, age 20
Jefferson, Kentucky · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilkins |
| Given Name | John D. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 19 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Occupation | Helper |
| Industry | Smelter Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Head, age 30
Jefferson-County, Kentucky · implied b. ~1910 — 6 household members
| Surname | Wilkins |
| Given Name | John O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | LOUISVILLE CITY |
| 1935 Residence (County) | JEFFERSON |
| Occupation | Fireman |
| Industry | Fire Department |
| Class of Worker | GW |
| Hours Worked | 84 |
| Income (1939) | 1560 |
| Highest Grade | No 6 |
| 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 Wilkins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Wilkins (~0.92 confidence) and mother Mamie Wilkins (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Wilkins
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Mamie Wilkins
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Wilkins
Head · 1940 · age 30 · b. ~1910 · Kentucky
★ 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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01376-00888)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John O. Wilkins THIS PERSON | 30 | Head | Fireman | Kentucky |
| 2 | Blanche M. Wilkins | 32 | Wife | — | Kentucky |
| 3 | Marilyn Wilkins | 9 | Daughter | — | Kentucky |
| 4 | Carmeline Wilkins | 2 | Daughter | — | Kentucky |
| 5 | John Wilkins | 55 | Father | Laborer | Kentucky |
| 6 | Mary E. Wilkins | 52 | Mother | — | Kentucky |
| 8 | Joseph F. Middeler | 55 | Head | Fire Protection Engineer | Ohio |
| 9 | Frieda Middeler | 37 | Wife | — | West Virginia |
| 10 | Joseph Middeler | 14 | Son | — | West Virginia |
| 11 | Robert Middeler | 10 | Son | — | Kentucky |
| 12 | Virginia Middeler | 5 | Daughter | — | Kentucky |
| 13 | George N. Meyer | 27 | Head | Cabinetmaker | Kentucky |
| 14 | Alma Meyer | 32 | Wife | Inspector | Kentucky |
| 15 | Donald R. Engleman | 29 | Head | Salesman | Kentucky |
| 16 | Mary Engleman | 26 | Wife | — | Kentucky |
| 17 | Donald Engleman | 3 | Son | — | Indiana |
| 18 | Jerry Engleman | 1 | Son | — | Indiana |
| 19 | Frank A. Schultz | 34 | Head | Cement Finisher | Kentucky |
| 20 | Ida L. Schultz | 28 | Wife | — | Kentucky |
| 21 | William A. Chism | 24 | Brother | Laborer | Kentucky |
| 22 | Thomas C. Lynch | 30 | Head | Truck Driver | Kentucky |
| 23 | Gertrude Lynch | 31 | Wife | — | Kentucky |
| 24 | Thomas Lynch | 10 | Son | — | Kentucky |
| 25 | James R. Lynch | 9 | Son | — | Kentucky |
| 26 | Lonnie Lang | 37 | Head | Machinist | Illinois |
| 27 | Iva Lang | 33 | Wife | — | Kentucky |
| 28 | Lawrence Lang | 15 | Son | — | Kentucky |
| 29 | Joy Lang | 10 | Daughter | — | Kentucky |
| 30 | Myrtle Barnett | 33 | Sister-in-law | Switchboard Operator | Kentucky |
| 31 | S. Willard Williams | 27 | Head | Salesman | Kentucky |
| 32 | Martha Williams | 26 | Wife | — | Kentucky |
| 33 | Jo Ann Williams | 2 | Daughter | — | Kentucky |
| 34 | Ralph T. Williams | 0 | Son | — | Kentucky |
| 35 | Josephine Sweeney | 48 | Mother-in-law | — | Kentucky |
| 36 | Carl W. Pittelko | 48 | Head | Detective Sergeant | Kentucky |
| 37 | Peggy L. Pittelko | 36 | Wife | — | Kentucky |
| 38 | Carl Pittelko | 11 | Son | — | Kentucky |
| 39 | Charles Pittelko | 10 | Son | — | Kentucky |
| 40 | Nancy Pittelko | 7 | Daughter | — | Kentucky |
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)