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Charles Duncan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Gwinnett-County, Georgia
Our Model Tree links this Charles Duncan across the 1920, 1930 and 1940 US Censuses in Gwinnett-County, Georgia (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a head (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Head
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Gwinnett-County, Georgia |
| Surname | Duncan |
| Given Name | Charles V |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Gwinnett |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 35 |
| Highest Grade | No 8 |
| 1935 Residence | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Farmer |
| Township / Ward | Duncans |
| Est. Birth Year | ~1917 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Duncan | Son | — | ~1940 | |
| Charles Duncan | Head | — | 23 | ~1917 |
| Blanch Duncan | Spouse | — | 20 | ~1920 |
Census Appearances
1920
Gwinnett, Georgia
Son, age 3
Gwinnett, Georgia · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Gwinnett, Georgia
Son, age 13
Gwinnett, Georgia · implied b. ~1917 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Charles W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Gwinnett-County, Georgia
Head, age 23
Gwinnett-County, Georgia · implied b. ~1917 — 3 household members
| Surname | Duncan |
| Given Name | Charles V |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Gwinnett |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 35 |
| Highest Grade | No 8 |
| 1935 Residence | Georgia |
| 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 Charles Duncan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Duncan (~0.92 confidence) and father Charles Duncan (~0.92 confidence) and mother Lillie Duncan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Duncan
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Charles Duncan
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Lillie Duncan
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Duncan
Head · 1940 · age 23 · b. ~1917 · Georgia
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Gwinnett-County, Georgia
Open full size
1940 US Federal Census — Gwinnett-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00680-01207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Waycaster | 7 | — | — | Georgia |
| 42 | Ernie S Mauldin | 62 | Head | — | Georgia |
| 43 | Louisa Mauldin | 32 | Sister | Laborer | Georgia |
| 44 | Gertrude Roebuck | 50 | Head | — | Georgia |
| 45 | John B Roebuck | 22 | Son | Farmer | Georgia |
| 46 | Gene Agnes Roebuck | 15 | Daughter | — | Georgia |
| 47 | Ollie Parker | 22 | Head | Farmer | Georgia |
| 48 | Grace Q Parker | 21 | Wife | — | Georgia |
| 49 | Daniel Parker | 1 | Son | — | Georgia |
| 50 | Charles V Duncan THIS PERSON | 23 | Head | Farmer | Georgia |
| 51 | Blanch O Duncan | 20 | Wife | — | Georgia |
| 52 | Charles N Duncan | 0 | Son | — | Georgia |
| 53 | Charlie H Boggs | 79 | Head | Farmer | South Carolina |
| 54 | Venia Boggs | 76 | Wife | — | Georgia |
| 55 | Maggie Boggs | 36 | Daughter | — | Georgia |
| 56 | W Scott Maddox | 49 | Head | Farmer | Georgia |
| 57 | Mittie Maddox | 47 | Wife | — | Georgia |
| 58 | Grover D Maddox | 23 | Son | — | Georgia |
| 59 | H Scott Jr Maddox | 16 | Son | — | Georgia |
| 60 | Mary Maddox | 14 | Daughter | — | Georgia |
| 61 | Willard C Maddox | 14 | Son | — | Georgia |
| 62 | Mattie Burel | 65 | Lodger | — | Georgia |
| 63 | Lonnie P Burrett | 66 | Head | — | Georgia |
| 64 | Lelia Burrett | 40 | Daughter | — | Georgia |
| 65 | Robert Halman | 41 | Head | Laborer | Georgia |
| 66 | Gertrude Halman | 20 | Wife | — | Georgia |
| 67 | Frances Halman | 4 | Daughter | — | Georgia |
| 68 | Evelyn Halman | 2 | Daughter | — | Georgia |
| 69 | Herbert Halman | 0 | Son | — | Georgia |
| 70 | Russel O Halman | 66 | Head | Farmer | Georgia |
| 71 | Ellie Halman | 63 | Wife | — | Georgia |
| 72 | Clifford Halman | 37 | Son | Laborer | Georgia |
| 73 | Albert S Kennedy | 24 | Head | Farmer | Georgia |
| 74 | Rosie Lee Kennedy | 22 | Wife | — | Georgia |
| 75 | Trenton C Boggs | 33 | Head | Farmer | Georgia |
| 76 | Lara B Boggs | 30 | Wife | — | Georgia |
| 77 | Charles Boggs | 12 | Son | — | Georgia |
| 78 | John Boggs | 11 | Son | — | Georgia |
| 79 | Billie Boggs | 8 | Son | — | Georgia |
| 80 | Clara Boggs | 3 | Daughter | — | Georgia |
Related Census Records
Pedigree Summary
Charles
Gen 1 · 3 parents
~0.92
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)