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Mary Duggan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Washington-County, Georgia
Our Model Tree links this Mary Duggan across the 1930 and 1940 US Censuses in Washington-County, Georgia (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Female
Daughter
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Georgia |
| Surname | Duggan |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Washington |
| Additional Details | |
| Highest Grade | No 5 |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Rural Section |
| Est. Birth Year | ~1929 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Lavergne Duggan | Daughter | — | 18 | ~1922 |
| J Duggan | Son | — | 12 | ~1928 |
| Mary Duggan | Daughter | — | 11 | ~1929 |
| David Duggan | Son | — | 3 | ~1937 |
| Julian Duggan | Head | — | 38 | ~1902 |
| Rheba Duggan | Daughter | — | 6 | ~1934 |
| Hilda Duggan | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Washington, Georgia
Daughter, age 1
Washington, Georgia · implied b. ~1929
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Duggan |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Washington-County, Georgia
Daughter, age 11
Washington-County, Georgia · implied b. ~1929 — 7 household members
| Surname | Duggan |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Washington |
| Highest Grade | No 5 |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Duggan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Duggan
Daughter · 1940 · age 11 · b. ~1929 · Georgia
★ You are viewing this record
Sibling
David Duggan
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lavergne Duggan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Duggan
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rheba Duggan
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 — Washington-County, Georgia
Open full size
1940 US Federal Census — Washington-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00721-00050)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Georgia D. Logue | 26 | Head | Farm | Georgia |
| 42 | Jeffrey Logue | 20 | Son | Farm | Georgia |
| 43 | Thomas Logue | 16 | Son | Farm | Georgia |
| 44 | Walter Logue | 14 | Son | Farm | Georgia |
| 45 | Dorthey Logue | 12 | Daughter | — | Georgia |
| 46 | Earl Logue | 8 | Son | — | Georgia |
| 47 | Rubye Logue | 4 | Daughter | — | Georgia |
| 48 | Joseph Boyles | 49 | Head | Farm | Georgia |
| 49 | Maude Boyles | 48 | Wife | Farm | Georgia |
| 50 | Lucy Boyles | 15 | Daughter | Farm | Georgia |
| 51 | Rubye Boyles | 13 | Daughter | — | Georgia |
| 52 | Eugene Boyles | 8 | Son | — | Georgia |
| 53 | Hyman Cochran | 21 | Head | Farm | Georgia |
| 54 | Estelle Cochran | 19 | Wife | Farm | Georgia |
| 55 | L. P. Cochran | 1 | Son | — | Georgia |
| 56 | James Armstrong | 23 | Head | Farm | Georgia |
| 57 | Rosa Mae Armstrong | 22 | Wife | Farm | Georgia |
| 58 | Louise Armstrong | 5 | Daughter | — | Georgia |
| 59 | Jerry Armstrong | 3 | Son | — | Georgia |
| 60 | Rosetta Armstrong | 2 | Daughter | — | Georgia |
| 61 | Willie Jackson | 40 | Boarder | Farm | Georgia |
| 62 | Julian M. Duggan | 38 | Head | Mail Order House | Georgia |
| 63 | Hilda Duggan | 38 | Wife | Farm | Georgia |
| 64 | Lavergne Duggan | 18 | Daughter | Farm | Georgia |
| 65 | J. M. Duggan | 12 | Son | Farm | Georgia |
| 66 | Mary Lou Duggan THIS PERSON | 11 | Daughter | — | Georgia |
| 67 | Rheba Duggan | 6 | Daughter | — | Georgia |
| 68 | David Duggan | 3 | Son | — | Georgia |
| 69 | Charlie H. Kitchens | 43 | Head | Farm | Georgia |
| 70 | Maude Kitchens | 47 | Wife | Farm | Georgia |
| 71 | Herbert Kitchens | 18 | Son | Farm | Georgia |
| 72 | Ray Kitchens | 15 | Son | Farm | Georgia |
| 73 | Doris Kitchens | 14 | Daughter | Farm | Georgia |
| 74 | Dorthey Kitchens | 7 | Daughter | — | Georgia |
| 75 | Carl Kitchens | 28 | Head | Farm | Georgia |
| 76 | Rubye Kitchens | 18 | Wife | Farm | Georgia |
| 77 | Hazel Kitchens | 0 | Daughter | — | Georgia |
| 78 | Lonnie Hooks | 30 | Head | Farm | Georgia |
| 79 | Rubye Hooks | 27 | Wife | Farm | Georgia |
| 80 | Mattie Tanner | 55 | Mother-in-law | Farm | Georgia |
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)