FJ
Frank Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Frank Jackson across the 1910, 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Mattie & Frank — first a head (b.~1903), then head of a 4-person household.
Age 37
b. ~1903
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Jackson |
| Given Name | Frank W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Oil Company |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 1600 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Bookkeeper |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1903 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Barbara Jackson | Daughter | — | 3 | ~1937 |
| Frank Jackson | Head | — | 37 | ~1903 |
| Frank Jackson | Son | — | 10 | ~1930 |
| Lillian Jackson | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Jefferson, Kentucky
Son, age 5
Jefferson, Kentucky · implied b. ~1905 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1920
Jefferson, Kentucky
Son, age 16
Jefferson, Kentucky · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Frank D. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Linen Checker |
| Industry | Pullman Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Head, age 27
Jefferson, Kentucky · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Frank W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 24 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Bookkeeper |
| Industry | Oil Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Head, age 37
Jefferson-County, Kentucky · implied b. ~1903 — 4 household members
| Surname | Jackson |
| Given Name | Frank W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Bookkeeper |
| Industry | Oil Company |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 1600 |
| Highest Grade | Hs 3 |
| 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 Frank Jackson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mattie Jackson (~0.92 confidence) and father Frank Jackson (~0.92 confidence) and father George Jackson (~0.92 confidence) and mother Elizabeth Jackson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mattie Jackson
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Frank Jackson
b. ~1876
Source father
● Household
· direct · ~0.92
Father
George Jackson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Jackson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Jackson
Head · 1940 · age 37 · b. ~1903 · 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
40 people indexed on this census page (nara:1940:m-t0627-01373-00280)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Blair | 49 | Head | Press Finisher | Kentucky |
| 2 | Alice Blair | 47 | Wife | — | Kentucky |
| 3 | Robert Blair | 18 | Son | — | Kentucky |
| 4 | William Jr. Blair | 13 | Son | — | Kentucky |
| 5 | M. J. Popper | 46 | Head | Service Manager | Kentucky |
| 6 | Lillian Popper | 48 | Wife | — | Kentucky |
| 7 | Herman Steinlage | 71 | Head | Machine Operator | Kentucky |
| 8 | Theresa Steinlage | 66 | Wife | — | Kentucky |
| 9 | Ray Gentry | 30 | Head | Manager Of Filling Station | Indiana |
| 10 | Alma J. Gentry | 29 | Wife | — | Kentucky |
| 11 | Donald R. Gentry | 6 | Son | — | Kentucky |
| 12 | Robert E. Gentry | 2 | Son | — | Kentucky |
| 13 | Richard Gentry | 1 | Son | — | Kentucky |
| 14 | Lowell Gentry | 21 | Brother | Carpenter | Indiana |
| 15 | Foster Harris | 44 | Head | Hardwood Floor Contractor | Kentucky |
| 16 | Clara Harris | 35 | Wife | Bookkeeper | Kentucky |
| 17 | Ernest L. Skull | 38 | Head | Shipping Clerk | Kentucky |
| 18 | Bessie Skull | 39 | Wife | — | Kentucky |
| 19 | Harold Skull | 16 | Son | — | Kentucky |
| 20 | Norma Skull | 13 | Daughter | — | Kentucky |
| 21 | William T. Thaleh | 25 | Head | Shipping Clerk | Louisiana |
| 22 | Virginia B. Thaleh | 21 | Wife | — | Kentucky |
| 23 | Violet Huff | 22 | Lodger | Machine Operator | Indiana |
| 24 | Alice Bennett | 22 | Lodger | Machine Operator | Kentucky |
| 25 | Edward M. Riehl | 64 | Head | Stationary Engineer | Kentucky |
| 26 | Anna B. Riehl | 64 | Wife | — | Kentucky |
| 27 | Frank W. Jackson THIS PERSON | 37 | Head | Bookkeeper | Kentucky |
| 28 | Lillian Jackson | 34 | Wife | — | Kentucky |
| 29 | Frank M. Jackson | 10 | Son | — | Kentucky |
| 30 | Barbara K. Jackson | 3 | Daughter | — | Kentucky |
| 31 | Leo Wolz | 38 | Head | Machinist | Kentucky |
| 32 | Rose Wolz | 49 | Wife | — | Indiana |
| 33 | Dora Streigel | 79 | Mother-in-law | — | Indiana |
| 34 | Thomas Lewellen | 49 | Head | Clerk | Kentucky |
| 35 | Leona Lewellen | 33 | Wife | — | Kentucky |
| 36 | Thomas Lewellen | 22 | Son | Mechanic | Kentucky |
| 37 | Laverne Lewellen | 17 | Daughter | New Worker | Kentucky |
| 38 | Louis Weiss | 72 | Head | Molder | Kentucky |
| 39 | Katie Weiss | 64 | Wife | — | Kentucky |
| 40 | Edward C. Eubanks | 65 | Brother | Watchman | Kentucky |
Pedigree Summary
Frank
Gen 1 · 4 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)