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James Jennings — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this James Jennings across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Jennings |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | LOUISVILLE CITY |
| 1935 Residence (County) | JEFFERSON |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1928 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Donald Jennings | Son | — | 8 | ~1932 |
| John Jennings | Son | — | 18 | ~1922 |
| Thomas Jennings | Son | — | 16 | ~1924 |
| James Jennings | Son | — | 12 | ~1928 |
| John Jennings | Head | — | 46 | ~1894 |
| Carl Jennings | Son | — | 13 | ~1927 |
| Leslie Jennings | Son | — | 15 | ~1925 |
| Edna Jennings | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Jefferson, Kentucky
Son, age 2
Jefferson, Kentucky · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jennings |
| Given Name | James I. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Son, age 12
Jefferson-County, Kentucky · implied b. ~1928 — 8 household members
| Surname | Jennings |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | LOUISVILLE CITY |
| 1935 Residence (County) | JEFFERSON |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 James Jennings across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Jennings
Son · 1940 · age 12 · b. ~1928 · Kentucky
★ You are viewing this record
Sibling
Carl Jennings
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Jennings
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leslie Jennings
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Jennings
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Jennings
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-01375-00729)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George W. Arnold | 50 | Head | Auto Mechanic | Indiana |
| 42 | Amelia Arnold | 48 | Wife | — | Indiana |
| 43 | Louis Arnold | 18 | Son | Attendant | Kentucky |
| 44 | Eugene Arnold | 16 | Son | — | Kentucky |
| 45 | Marion Stucker | 36 | Head | Truck Driver | Kentucky |
| 46 | Josephine Stucker | 30 | Wife | — | Kentucky |
| 47 | Carlton Erwin | 36 | Head | Powder Mixer | Kentucky |
| 48 | Zelma Erwin | 32 | Wife | Teacher | Kentucky |
| 49 | Samuel Lyon | 57 | Head | Salesman | Kentucky |
| 50 | Estella Lyon | 55 | Wife | — | Kentucky |
| 51 | Billie Lyon | 18 | Daughter | Waitress | Kentucky |
| 52 | Ethelean C.B. Mitchel | 70 | Head | — | Kentucky |
| 53 | William Augustus | 29 | Head | Brass Finisher | Illinois |
| 54 | Marjoria Augustus | 21 | Wife | — | Kentucky |
| 55 | Edward Sondergeld | 30 | Head | Brass Finisher | Kentucky |
| 56 | Mary Sondergeld | 24 | Wife | — | Kentucky |
| 57 | Sandra J. Sondergeld | 1 | Daughter | — | Kentucky |
| 58 | Clarence Cochran | 51 | Head | Contractor Carpenter | Kentucky |
| 59 | Anna Cochran | 51 | Wife | — | Kentucky |
| 60 | William Cochran | 23 | Son | Contractor Carpenter | Kentucky |
| 61 | Anna L. Cochran | 19 | Daughter | Waitress | Kentucky |
| 62 | James Cochran | 16 | Son | New Worker | Kentucky |
| 63 | John Borders | 56 | Head | Fireman | Kentucky |
| 64 | Lucy Borders | 42 | Wife | — | Kentucky |
| 66 | Paul J. Tatum | 39 | Head | Salesman | Kentucky |
| 67 | Mary Tatum | 43 | Wife | — | Kentucky |
| 68 | Robert W. Lotz | 43 | Head | General Foreman | Kentucky |
| 69 | Mattie S. Lotz | 41 | Wife | — | Kentucky |
| 70 | Hortense Hicks | 19 | Lodger | Packer | Kentucky |
| 71 | Mary Pearl Hicks | 1 | Lodger's Daughter | — | Kentucky |
| 72 | John A. Jennings | 46 | Head | Contractor Carpenter | Kentucky |
| 73 | Edna M. Jennings | 42 | Wife | — | Kentucky |
| 74 | John A., Jr. Jennings | 18 | Son | — | Kentucky |
| 75 | Thomas R. Jennings | 16 | Son | — | Kentucky |
| 76 | Leslie W. Jennings | 15 | Son | — | Kentucky |
| 77 | Carl W. Jennings | 13 | Son | — | Kentucky |
| 78 | James E. Jennings THIS PERSON | 12 | Son | — | Kentucky |
| 79 | Donald E. Jennings | 8 | Son | — | Kentucky |
| 80 | Walter A. Scott | 32 | Head | Utility Clerk | 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)