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Margaret Donnelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Kentucky
Our Model Tree links this Margaret Donnelly across the 1930 and 1940 US Censuses in Washington-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Kentucky |
| Surname | Donnelly |
| Given Name | Margaret K. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial Dist No 3 |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial Dist No 3 |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| Thomas Donnelly | Son | — | 6 | ~1934 |
| James Donnelly | Son | — | 23 | ~1917 |
| Lilly Donnelly | Spouse | — | 43 | ~1897 |
| Ethel Donnelly | Daughter | — | 11 | ~1929 |
| Margaret Donnelly | Daughter | — | 15 | ~1925 |
| John Donnelly | Head | — | 49 | ~1891 |
| John Donnelly | Son | — | 9 | ~1931 |
| Mary Donnelly | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Washington, Kentucky
Daughter, age 5
Washington, Kentucky · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donnelly |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| 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 |
1940
Washington-County, Kentucky
Daughter, age 15
Washington-County, Kentucky · implied b. ~1925 — 8 household members
| Surname | Donnelly |
| Given Name | Margaret K. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial Dist No 3 |
| 1935 Residence (County) | Washington |
| Highest Grade | 8 |
| 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 Margaret Donnelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Donnelly
Daughter · 1940 · age 15 · b. ~1925 · Kentucky
★ You are viewing this record
Sibling
Ethel Donnelly
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Donnelly
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Donnelly
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Donnelly
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Donnelly
Sibling · 1940 · age 20
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 — Washington-County, Kentucky
Open full size
1940 US Federal Census — Washington-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01361-00352)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | C. B. Bunn | 55 | Head | Electrician | Kentucky |
| 2 | J. W. Bunn | 47 | Brother | Painter | Kentucky |
| 3 | Katherine Gandy | 44 | Head | — | Kentucky |
| 4 | Joe Gatley | 58 | Lodger | Farmer | Kentucky |
| 5 | Charles Brown | 17 | Lodger | Farm | Kentucky |
| 6 | Robert Young | 10 | Lodger | — | Kentucky |
| 7 | Chas. Sanders | 7 | Lodger | — | Kentucky |
| 8 | Richard Dean | 40 | Head | Farmer | Kentucky |
| 9 | Carine Dean | 36 | Wife | — | Kentucky |
| 10 | George Dean | 8 | Son | — | Kentucky |
| 11 | Mary Julia Dean | 5 | Daughter | — | Kentucky |
| 12 | Richard Lee Dean | 3 | Son | — | Kentucky |
| 13 | Eloise Dean | 1 | Daughter | — | Kentucky |
| 14 | H. S. Clements | 60 | Head | Farmer | Kentucky |
| 15 | M. Alma Clements | 53 | Wife | — | Kentucky |
| 16 | Tom B. Clements | 18 | Son | Labour | Kentucky |
| 17 | Clara S. Clements | 14 | Daughter | — | Kentucky |
| 18 | Leon Ellery | 22 | Head | Farmer | Kentucky |
| 19 | Hattie Ellery | 18 | Wife | — | Kentucky |
| 20 | Leon Ellery | 3 | Son | — | Kentucky |
| 21 | Hattie Ellery | 1 | Daughter | — | Kentucky |
| 22 | Richard Fuller | 20 | Head | Farmer | Kentucky |
| 23 | Elizabeth Fuller | 16 | Wife | — | Kentucky |
| 24 | J. N. Montgomery | 45 | Head | Farmer | Kentucky |
| 25 | Ora Montgomery | 60 | Wife | — | Kentucky |
| 26 | John J. Donnelly | 49 | Head | Farmer | Kentucky |
| 27 | Lilly V. Donnelly | 43 | Wife | — | Kentucky |
| 28 | James E. Donnelly | 23 | Son | Clerk | Kentucky |
| 29 | Mary K. Donnelly | 20 | Daughter | — | Kentucky |
| 30 | Margaret K. Donnelly THIS PERSON | 15 | Daughter | — | Kentucky |
| 31 | Ethel M. Donnelly | 11 | Daughter | — | Kentucky |
| 32 | John J. Donnelly | 9 | Son | — | Kentucky |
| 33 | Thomas A. Donnelly | 6 | Son | — | Kentucky |
| 34 | Ernest Smothers | 43 | Head | Engineer | Kentucky |
| 35 | Elozia D. Smothers | 38 | Wife | House Wife | Kentucky |
| 36 | Mary C. Smothers | 19 | Daughter | — | Kentucky |
| 37 | Ethelyn Smothers | 17 | Daughter | — | Kentucky |
| 38 | Joe E. Mudd | 23 | Head | Farmer | Kentucky |
| 39 | Levina G. Mudd | 21 | Wife | — | Kentucky |
| 40 | Francis E. Mudd | 1 | Daughter | — | Kentucky |
Related Census Records
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)