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Charles Duncan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Scioto-County, Ohio
Our Model Tree links this Charles Duncan across the 1920, 1930 and 1940 US Censuses in Scioto-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Scioto-County, Ohio |
| Surname | Duncan |
| Given Name | Charles |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | New Boston |
| 1935 Residence (County) | Scioto |
| Additional Details | |
| Occupation | fireman loc |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Fireman Loc |
| Township / Ward | New Boston |
| Est. Birth Year | ~1898 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Duncan | Head | — | 42 | ~1898 |
| Bernice Duncan | Daughter | — | 19 | ~1921 |
| Maxhine Duncan | Spouse | — | 35 | ~1905 |
| Charles Duncan | Son | — | 14 | ~1926 |
Census Appearances
1920
Scioto, Ohio
Head, age 21
Scioto, Ohio · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Ladlesman |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Scioto, Ohio
Head, age 32
Scioto, Ohio · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Cook |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Radio Set | R |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Scioto-County, Ohio
Head, age 42
Scioto-County, Ohio · implied b. ~1898 — 4 household members
| Surname | Duncan |
| Given Name | Charles |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | New Boston |
| 1935 Residence (County) | Scioto |
| Occupation | fireman loc |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 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 Charles Duncan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Duncan
Head · 1940 · age 42 · b. ~1898 · Ohio
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Scioto-County, Ohio
Open full size
1940 US Federal Census — Scioto-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03141-00622)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Opal Todd | 18 | daughter | No | Kentucky |
| 2 | Yalona Todd | 16 | daughter | No | Kentucky |
| 3 | Mervil Todd | 14 | son | No | Kentucky |
| 4 | Junior Todd | 12 | son | — | Kentucky |
| 5 | Juanita Todd | 10 | daughter | — | Kentucky |
| 6 | Carl Todd | 8 | son | — | Kentucky |
| 7 | Betty Jean Todd | 3 | daughter | — | Ohio |
| 8 | Shade Lander | 26 | boarder | Laborer | Kentucky |
| 9 | Adice Lander | 21 | daughter | No | Kentucky |
| 10 | Joan Lander | 4 | granddaughter | — | Ohio |
| 11 | Darlene Lander | 2 | granddaughter | — | Ohio |
| 12 | Jackie Lander | 0 | grandson | — | Ohio |
| 13 | Elzie Riley | 27 | head | Yes | Kentucky |
| 14 | Elvice Riley | 22 | son | No | Kentucky |
| 15 | Norman Gilmore | 44 | head | Luggplate | Ohio |
| 16 | Connie Julia Gilmore | 63 | sister | No | Ohio |
| 17 | Russell Zimmerman | 13 | nephew | — | Ohio |
| 18 | — | None | — | — | — |
| 19 | Clyde B Hamm | 40 | head | Jumbo Man | Kentucky |
| 20 | Sarah Hamm | 45 | wife | No | West Virginia |
| 21 | Myrtle Louise Hamm | 14 | daughter | No | Michigan |
| 22 | Clida Leota Hamm | 13 | daughter | — | Michigan |
| 23 | Clyde Jr Hamm | 12 | son | — | Ohio |
| 24 | — | None | — | — | — |
| 25 | — | None | — | — | — |
| 26 | — | None | — | — | — |
| 27 | Charles Duncan THIS PERSON | 42 | head | Fireman Loc | Kentucky |
| 28 | Maxhine Duncan | 35 | wife | No | Kentucky |
| 29 | Bernice Jean Duncan | 19 | daughter | New Worker | Ohio |
| 30 | Charles Jr Duncan | 14 | son | No | Ohio |
| 31 | Raymond Cochrell | 35 | head | Truck Driver | Ohio |
| 32 | Mary Cochrell | 26 | wife | No | Tennessee |
| 33 | Victor R Simons | 23 | head | Crane Operator | France |
| 34 | Mildred Simons | 35 | wife | Crane Follower | Ohio |
| 35 | Glada Simons | 39 | daughter | No | Kentucky |
| 36 | Archie Cragg | 41 | head | Blooming Mill | Kentucky |
| 37 | Nellie Cragg | 36 | wife | No | Ohio |
| 38 | Thelma Cragg | 16 | daughter | No | Ohio |
| 39 | Arthur Jr Cragg | 4 | son | — | Ohio |
| 40 | Donald Cragg | 11 | son | — | Ohio |
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)