MJ
Mamie Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bullitt-County, Kentucky
Our Model Tree links this Mamie Jackson across the 1930 and 1940 US Censuses in Bullitt-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bullitt-County, Kentucky |
| Surname | Jackson |
| Given Name | Mamie Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Halson | Nelson |
| 1935 Residence (County) | Nelson |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Lebanon Junction |
| Est. Birth Year | ~1920 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mamie | Age | Birth yr |
|---|---|---|---|---|
| Mamie Jackson | Daughter | — | 20 | ~1920 |
| Jean Roberts | Daughter | — | 13 | ~1927 |
| Tom Roberts | Son | — | 18 | ~1922 |
| Kathryn Roberts | Spouse | — | 39 | ~1901 |
| Annie Jackson | Spouse | — | 51 | ~1889 |
| William Roberts | Head | — | 42 | ~1898 |
| Gwyneth Roberts | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Nelson, Kentucky
Daughter, age 10
Nelson, Kentucky · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mamie Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Bullitt-County, Kentucky
Daughter, age 20
Bullitt-County, Kentucky · implied b. ~1920 — 7 household members
| Surname | Jackson |
| Given Name | Mamie Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Halson | Nelson |
| 1935 Residence (County) | Nelson |
| Highest Grade | Hs 4 |
| 1935 Residence | Kentucky |
| 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 Mamie Jackson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mamie Jackson
Daughter · 1940 · age 20 · b. ~1920 · Kentucky
★ You are viewing this record
Sibling
Tom Roberts
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Roberts
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gwyneth Roberts
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 — Bullitt-County, Kentucky
Open full size
1940 US Federal Census — Bullitt-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01286-00706)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Billie Masden | 22 | Son | Brakeman | Kentucky |
| 2 | Lillian Masden | 19 | Daughter | — | Kentucky |
| 3 | Charles Masden | 17 | Son | — | Kentucky |
| 4 | Bobby Masden | 14 | Son | — | Kentucky |
| 5 | Betty Masden | 8 | Daughter | — | Kentucky |
| 6 | William Roberts | 42 | Head | Fireman | Missouri |
| 7 | Kathryn Roberts | 39 | Wife | — | Kentucky |
| 8 | Tom Roberts | 18 | Son | — | Kentucky |
| 9 | Gwyneth Roberts | 16 | Daughter | — | Kentucky |
| 10 | Jean Roberts | 13 | Daughter | — | Kentucky |
| 11 | Annie Jackson | 51 | Wife | — | Kentucky |
| 12 | Mamie Ruth Jackson THIS PERSON | 20 | Daughter | — | Kentucky |
| 13 | Clyde Samuels | 49 | Head | Conductor | Kentucky |
| 14 | Ida Samuels | 40 | Wife | — | Kentucky |
| 15 | Bill Samuels | 26 | Son | Extra Work | Kentucky |
| 16 | Mary Samuels | 20 | Daughter | — | Kentucky |
| 17 | Helen Samuels | 17 | Daughter | — | Kentucky |
| 18 | Lottie Samuels | 14 | Daughter | — | Kentucky |
| 19 | Raymond Riggs | 34 | Head | Switchman (Extra) | Kentucky |
| 20 | Elsie Riggs | 29 | Wife | — | Kentucky |
| 21 | R. C. Riggs | 12 | Son | — | Kentucky |
| 22 | Elizabeth Riggs | 10 | Daughter | — | Kentucky |
| 23 | Alden Riggs | 7 | Son | — | Kentucky |
| 24 | Wilma Riggs | 5 | Daughter | — | Kentucky |
| 25 | George Riggs | 3 | Son | — | Kentucky |
| 26 | Wallace Riggs | 0 | Daughter | — | Kentucky |
| 27 | John Brown | 44 | Head | Section Foreman | Kentucky |
| 28 | Kathryn Brown | 36 | Wife | — | Kentucky |
| 29 | John Robert Brown | 14 | Son | — | Kentucky |
| 30 | Charles E. Brown | 13 | Son | — | Kentucky |
| 31 | William E. Brown | 6 | Son | — | Kentucky |
| 32 | James E. Brown | 6 | Son | — | Kentucky |
| 33 | J. M. Boone | 39 | Head | Fireman | Kentucky |
| 34 | Elsie Eula Boone | 34 | Wife | — | Kentucky |
| 35 | Doris Jean Boone | 14 | Daughter | — | Kentucky |
| 36 | Billy Boone | 10 | Son | — | Kentucky |
| 37 | Ernest E. Neal | 32 | Head | Welder | Kentucky |
| 38 | Verna Neal | 26 | Wife | — | Alabama |
| 39 | Courtney Neal | 1 | Son | — | Kentucky |
| 40 | Edward Hunt | 60 | Head | Conductor | 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)