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John Mckinney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this John Mckinney across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 3-person household.
Age 56
b. ~1884
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | McKinney |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Cleves village |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Laborer |
| Industry | Extract Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | Cleves Village |
| Est. Birth Year | ~1884 |
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 Mckinney | Head | — | 56 | ~1884 |
| Lillie Mckinney | Spouse | — | 47 | ~1893 |
| William Mckinney | Son | — | 15 | ~1925 |
Census Appearances
1920
Hamilton, Ohio
Head, age 35
Hamilton, Ohio · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKinney |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | S. Carolina |
| Mother's Birthplace | S. Carolina |
| Occupation | laborer |
| Industry | fruit concern |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Hamilton, Ohio
Head, age 47
Hamilton, Ohio · implied b. ~1883 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKinney |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 24 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Clergyman |
| Industry | Methodist church |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Radio Set | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Hamilton-County, Ohio
Head, age 56
Hamilton-County, Ohio · implied b. ~1884 — 3 household members
| Surname | McKinney |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Cleves village |
| 1935 Residence (County) | Hamilton |
| Occupation | Laborer |
| Industry | Extract Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 Mckinney 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 Mckinney
Head · 1940 · age 56 · b. ~1884 · 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
24 people indexed on this census page (nara:1940:m-t0627-03078-00095)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Mckinney THIS PERSON | 56 | Head | Laborer | South Carolina |
| 2 | Lillie Mckinney | 47 | Wife | — | Ohio |
| 3 | William Mckinney | 15 | Son | — | Ohio |
| 4 | George Morgan | 28 | Head | Maintenance | Ohio |
| 5 | Naomi Morgan | 23 | Wife | — | Ohio |
| 6 | Betty Jane Morgan | 4 | Daughter | — | Ohio |
| 7 | Debbie Morgan | 0 | Son | — | Ohio |
| 8 | Harold Magers | 39 | Head | Proprietor | Ohio |
| 9 | Margaret Magers | 36 | Wife | — | Pennsylvania |
| 10 | Jack Lynn Magers | 11 | Son | — | Ohio |
| 11 | Elizabeth Johnston | 83 | Head | — | Ohio |
| 12 | Paul Fountain | 41 | Head | Pile Driver | N. Dak. |
| 13 | Bonnie Fountain | 41 | Wife | — | Kentucky |
| 14 | Betty Lou Fountain | 10 | Daughter | — | Michigan |
| 15 | Mary Adamson | 67 | Head | — | Ohio |
| 16 | Norma Adamson | 29 | Daughter | Partner | Ohio |
| 17 | Dorothy Bingle | 18 | Niece | Waitress | Ohio |
| 18 | James Adamson | 40 | Head | Meat Cutter | Ohio |
| 19 | Edna Adamson | 40 | Wife | — | Ohio |
| 20 | Frances Adamson | 20 | Daughter | Bookkeeper | Ohio |
| 21 | Marietta Adamson | 18 | Daughter | — | Ohio |
| 22 | Betty Adamson | 16 | Daughter | — | Ohio |
| 23 | John Adamson | 11 | Son | — | Ohio |
| 24 | Patricia Adamson | 8 | Daughter | — | 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)