CD
Charles Duncan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Charles Duncan across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a head (b.~1887), then head of a 8-person household.
Age 43
b. ~1887
Male
Head
Born: Alabama
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Duncan |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 20 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Occupation | Laborer |
| Industry | Building Dept |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20.00 |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Laborer |
| Township / Ward | Chicago |
| Est. Birth Year | ~1887 |
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 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Duncan | Daughter | — | 2 | ~1928 |
| Otis Duncan | Son | — | 10 | ~1920 |
| Raymond Duncan | Son | — | 15 | ~1915 |
| Clomas Duncan | Daughter | — | 8 | ~1922 |
| Marie Duncan | Daughter | — | ~1930 | |
| Teddie Duncan | Daughter | — | 4 | ~1926 |
| Charles Duncan | Head | — | 43 | ~1887 |
| Annie Duncan | Spouse | — | 37 | ~1893 |
Census Appearances
1930
Cook, Illinois
Head, age 43
Cook, Illinois · implied b. ~1887 — 8 household members
| Surname | Duncan |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 20 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | Building Dept |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20.00 |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Cook-County, Illinois
Head, age 56
Cook-County, Illinois · implied b. ~1884 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Charlie |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Alabama |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Blacksmith Helper |
| Industry | Blacksmith Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 460 |
| Highest Grade | No 1 |
| 1935 Residence | Same Place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Duncan
Head · 1930 · age 43 · b. ~1887 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel450:0129)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Walters | 32 | Head | Truck Driver | Illinois |
| 2 | Anna Walters | 40 | Wife | — | Wisconsin |
| 3 | Tony Adler | 39 | Head | Labor | Russia |
| 4 | Pauline Yocis | 38 | Boarder | — | Russia |
| 5 | John Yocis | 13 | Boarder | — | Illinois |
| 6 | Alex Jones | 33 | Boarder | Labor | Russia |
| 7 | Metas Phaoky | 38 | Head | Storekeeper | Russia |
| 8 | Mary Phaoky | 36 | Wife | — | Russia |
| 9 | Steve Phaoky | 16 | Son | — | Illinois |
| 10 | Metas Phaoky | 13 | Son | — | Illinois |
| 11 | Pauline Phaoky | 11 | Daughter | — | Illinois |
| 12 | Edward Phaoky | 9 | Son | — | Illinois |
| 13 | Henry Phaoky | 7 | Son | — | Illinois |
| 14 | Larry Phaoky | 4 | Son | — | Illinois |
| 15 | Pauline Phaoky | 2 | Daughter | — | Illinois |
| 16 | Louis Novinsky | 65 | Head | Peddler | Russia Poland |
| 17 | Sarah Novinsky | 60 | Wife | — | Russia Poland |
| 18 | Eugene Barnes | 42 | Head | Labor | Louisiana |
| 19 | Rachel Barnes | 38 | Wife | — | Arkansas |
| 20 | Mamie Barnes | 28 | Daughter | Labor | Louisiana |
| 21 | Jerry Dumas | 26 | Boarder | Labor | Tennessee |
| 22 | Gertrude Harding | 20 | Boarder | Labor | Arkansas |
| 23 | Robert Hamilton | 40 | Head | Labor | Mason Kentucky |
| 24 | Jane Hamilton | 40 | Wife | — | Mason Kentucky |
| 25 | Maxine Hamilton | 10 | Daughter | — | South Bend Ind |
| 26 | Robert Hamilton | 9 | Son | — | South Bend Ind |
| 27 | Ralph Hamilton | 7 | Son | — | South Bend Ind |
| 28 | Sarah Hamilton | 4 | Daughter | — | Mason Kentucky |
| 29 | Eugene Hamilton | 2 | Son | — | Illinois |
| 30 | Johnnie Hamilton | 1 | Son | — | Illinois |
| 31 | Charles Duncan THIS PERSON | 43 | Head | Laborer | Alabama |
| 32 | Annie Duncan | 37 | Wife | — | Mississippi |
| 33 | Raymond Duncan | 15 | Son | — | Largo Miss. |
| 34 | Otis Duncan | 10 | Son | — | Largo Miss. |
| 35 | Clomas Duncan | 8 | Daughter | — | Largo Miss. |
| 36 | Teddie Duncan | 4 | Daughter | — | Illinois |
| 37 | Elizabeth Duncan | 2 | Daughter | — | Illinois |
| 38 | Marie Duncan | 0 | Daughter | — | Illinois |
| 39 | Maggie Ham | 36 | Head | Labor | Georgia |
| 40 | Alberta Ham | 13 | Son | — | Georgia |
| 41 | Lockhart Ham | 17 | Daughter | — | Georgia |
| 42 | Robert William | 41 | Head | Labor | Georgia |
| 43 | Clara William | 18 | Wife | — | Georgia |
| 44 | Robert William | 16 | Son | — | Georgia |
| 45 | Fannie William | 13 | Daughter | — | Georgia |
| 46 | Fannie Foster | 37 | Head | — | Georgia |
| 47 | Louise Foster | 15 | Daughter | — | Georgia |
| 48 | John H. Foster | 14 | Son | — | Georgia |
| 49 | Mike Bogalub | 37 | Head | Laborer | Russia |
| 50 | Annie Bogalub | 36 | Wife | — | Russia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)