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Margaret Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bullitt-County, Kentucky
Our Model Tree links this Margaret Mason across the 1930 and 1940 US Censuses in Bullitt-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bullitt-County, Kentucky |
| Surname | Mason |
| Given Name | Margaret D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Bullitt |
| Additional Details | |
| Industry | S |
| Highest Grade | No 7 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial District 4 Shepherdsville |
| Est. Birth Year | ~1926 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Gladys Mason | Daughter | — | 4 | ~1936 |
| Ethel Mason | Spouse | — | 36 | ~1904 |
| Margaret Mason | Daughter | — | 14 | ~1926 |
| Claude Mason | Son | — | 16 | ~1924 |
| Ethel Mason | Daughter | — | 6 | ~1934 |
| Claude Mason | Head | — | 42 | ~1898 |
| James Mason | Son | — | 10 | ~1930 |
| Woodford Mason | Son | — | 8 | ~1932 |
Census Appearances
1930
Bullitt, Kentucky
Daughter, age 4
Bullitt, Kentucky · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Bullitt-County, Kentucky
Daughter, age 14
Bullitt-County, Kentucky · implied b. ~1926 — 8 household members
| Surname | Mason |
| Given Name | Margaret D. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Bullitt |
| Industry | S |
| Highest Grade | No 7 |
| 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 Margaret Mason across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Mason
Daughter · 1940 · age 14 · b. ~1926 · Kentucky
★ You are viewing this record
Sibling
Gladys Mason
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mason
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Woodford Mason
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claude Mason
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Mason
Sibling · 1940 · age 6
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-t0627-01286-00597)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maudie Howlett | 51 | Wife | — | Kentucky |
| 2 | Ledger Howlett | 23 | Son | Laborer | Kentucky |
| 3 | Robert Howlett | 20 | Son | — | Kentucky |
| 4 | Thelma Howlett | 16 | Daughter | — | Kentucky |
| 5 | Zelma Howlett | 16 | Daughter | — | Kentucky |
| 6 | Lillian Howlett | 14 | Daughter | — | Kentucky |
| 7 | Claude Mason | 42 | Head | Farmer | Kentucky |
| 8 | Ethel Mason | 36 | Wife | — | Kentucky |
| 9 | Claude Jr Mason | 16 | Son | Laborer | Kentucky |
| 10 | Margaret D. Mason THIS PERSON | 14 | Daughter | — | Kentucky |
| 11 | James Mason | 10 | Son | — | Kentucky |
| 12 | Woodford M. Mason | 8 | Son | — | Kentucky |
| 13 | Ethel M. Mason | 6 | Daughter | — | Kentucky |
| 14 | Gladys M. Mason | 4 | Daughter | — | Kentucky |
| 15 | Lawrence Howlett | 27 | Head | Farmer | Kentucky |
| 16 | Helen Louise Howlett | 19 | Wife | — | Kentucky |
| 17 | William Howlett | 18 | Head | Farmer | Kentucky |
| 18 | Charles Howlett | 15 | Brother | — | Kentucky |
| 19 | William Mithern | 56 | Lodger | Laborer | Kentucky |
| 20 | Luther Myers | 51 | Head | Farmer | Kentucky |
| 21 | Eulla Mae Myers | 39 | Wife | — | Kentucky |
| 22 | Mary Edith Myers | 11 | Daughter | — | Kentucky |
| 23 | Mabel E. Myers | 8 | Daughter | — | Kentucky |
| 24 | Luke Ryan | 56 | Head | Farmer | Kentucky |
| 25 | Betty Ryan | 53 | Wife | — | Kentucky |
| 26 | Martin Ryan | 17 | Son | Laborer | Kentucky |
| 27 | Wesley Ryan | 14 | Son | — | Kentucky |
| 28 | Luke Jr. Ryan | 13 | Son | — | Kentucky |
| 29 | Starks Stark | 40 | Head | Farmer | Kentucky |
| 30 | Step Francis Stark | 46 | Step-mother | — | Kentucky |
| 31 | Marietta Stark | 19 | Half Sister | — | Kentucky |
| 32 | Mason Stark | 17 | Son | — | Kentucky |
| 33 | Francis Stark | 14 | Daughter | — | Kentucky |
| 34 | Thomas Elzy | 47 | Head | Farmer | Kentucky |
| 35 | Mary D. Elzy | 46 | Wife | — | Kentucky |
| 36 | Nellie Mae Elzy | 19 | Daughter | Laborer | Kentucky |
| 37 | Mary Grace Elzy | 16 | Daughter | — | Kentucky |
| 38 | Sol Thomas Elzy | 14 | Son | — | Kentucky |
| 39 | Louise Elzy | 12 | Daughter | — | Kentucky |
| 40 | Gertrude Elzy | 10 | Daughter | — | 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)