MD
Mary Douglas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clark-County, Kentucky
Our Model Tree links this Mary Douglas across the 1920, 1930 and 1940 US Censuses in Clark-County, Kentucky (XGBoost, ~Confirmed), with identified parents J & James — first a daughter (b.~1901), then head of a 3-person household.
Age 39
b. ~1901
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Kentucky |
| Surname | Douglas |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Winchester (Pt.) |
| 1935 Residence (County) | Clark |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Retail Novelty Shop |
| Class of Worker | PW |
| Income (1939) | 210 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Bookkeeper |
| Township / Ward | Winchester Pt |
| Est. Birth Year | ~1901 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Douglas | Daughter | — | 39 | ~1901 |
| Elizabeth Douglas | Daughter | — | 36 | ~1904 |
| James Douglas | Head | — | 21 | ~1919 |
Census Appearances
1920
Clark, Kentucky
Daughter, age 16
Clark, Kentucky · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglass |
| Given Name | Mattie E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Clark, Kentucky
Daughter, age 27
Clark, Kentucky · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Bookkeeper |
| Industry | Art Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Clark-County, Kentucky
Daughter, age 39
Clark-County, Kentucky · implied b. ~1901 — 3 household members
| Surname | Douglas |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Winchester (Pt.) |
| 1935 Residence (County) | Clark |
| Occupation | Bookkeeper |
| Industry | Retail Novelty Shop |
| Class of Worker | PW |
| Income (1939) | 210 |
| Highest Grade | H-4 |
| 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 Mary Douglas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father J Douglas (~0.92 confidence) and father James Douglass (~0.92 confidence) and mother Margaret Douglass (~0.92 confidence) and father James Douglas (~0.50 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.82
Father
J Douglas
b. ~1867
Source father
● Household
· direct · ~0.92
Father
James Douglass
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Margaret Douglass
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
James Douglas
b. ~1919
Source father
● Household
· direct · ~0.5
This person
Anchor record
Mary Douglas
Daughter · 1940 · age 39 · b. ~1901 · Kentucky
★ You are viewing this record
Sibling
Elizabeth Douglas
Sibling · 1940 · age 36
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 — Clark-County, Kentucky
Open full size
1940 US Federal Census — Clark-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01295-00302)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Harney | 37 | Son | Mechanic | Kentucky |
| 42 | Norman B. Sewell | 58 | Head | Upholsterer | Kentucky |
| 43 | Perla H. Sewell | 38 | Daughter | — | Kentucky |
| 44 | Mary Guthern Sewell | 18 | Daughter | Asst Librarian | Kentucky |
| 45 | Robert E. Sewell | 16 | Grand-son | — | Kentucky |
| 46 | James N. Sewell | 9 | Grand-son | — | Kentucky |
| 47 | David Shepherd | 45 | Roomer | Mechanic | Tennessee |
| 48 | John D. Mccloud | 38 | Head | Mechanic | Kentucky |
| 49 | Maude E. Mccloud | 38 | Wife | — | Kentucky |
| 50 | Nora M. Mccloud | 17 | Daughter | — | Kentucky |
| 51 | John Jr. Mccloud | 12 | Son | — | Kentucky |
| 52 | Bellie S. Mccloud | 3 | Daughter | — | Kentucky |
| 53 | Willard Mccloud | 73 | Father | — | Kentucky |
| 54 | Robert D. Baker | 34 | Head | Patrolman | Kentucky |
| 55 | Thelma Baker | 28 | Wife | — | Kentucky |
| 56 | Robert T. Baker | 3 | Son | — | Kentucky |
| 57 | Barbara R. Baker | 0 | Daughter | — | Kentucky |
| 58 | James Douglas | 21 | Head | — | Kentucky |
| 59 | Mary M. Douglas THIS PERSON | 39 | Daughter | Bookkeeper | Kentucky |
| 60 | Elizabeth Douglas | 36 | Daughter | Newsworker | Kentucky |
| 61 | D. C. Webb | 52 | Head | Paper Hanger | Kentucky |
| 62 | Nancy J. Webb | 50 | Wife | — | Kentucky |
| 63 | Bernice Webb | 32 | Son | Paper Hanger | Kentucky |
| 64 | Ogden Ecton | 27 | Son-in-law | Collector | Kentucky |
| 65 | Mary Ecton | 23 | Daughter | — | Kentucky |
| 66 | Jane Ecton | 3 | Grand-daughter | — | Kentucky |
| 67 | Sue Carolyn Ecton | 2 | Grand-daughter | — | Kentucky |
| 68 | Bhosie Reed | 26 | Head | Laborer | Kentucky |
| 69 | Eunice Reed | 25 | Wife | — | Kentucky |
| 70 | Green Reed | 63 | Father | Laborer | Kentucky |
| 71 | Neely Reed | 37 | Brother | Laborer | Kentucky |
| 72 | Joe Q. White | 39 | Head | Substitute Carrier | Kentucky |
| 73 | Emma White | 47 | Wife | — | Kentucky |
| 74 | E. Ralph White | 14 | Son | — | Kentucky |
| 75 | Eugene Q. White | 12 | Son | — | Kentucky |
| 76 | Robert Cole White | 9 | Son | — | Kentucky |
| 77 | Bettie Josephine White | 6 | Daughter | — | Kentucky |
| 78 | Kate Rosa Smith | 58 | Head | — | Kentucky |
| 79 | James Howard Smith | 37 | Son | — | Kentucky |
| 80 | Floyd Oldham | 32 | Head | Laborer | Kentucky |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 4 parents
~0.81
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)