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Doris Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Doris Williams across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Williams |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | 7 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Doris | Age | Birth yr |
|---|---|---|---|---|
| Margaret Williams | Daughter | — | 17 | ~1923 |
| Doris Williams | Daughter | — | 13 | ~1927 |
| James Williams | Head | — | 42 | ~1898 |
| Mary Wilson | Other | — | 62 | ~1878 |
| Cora Brown | Other | — | 45 | ~1895 |
| Rudolph Williams | Son | — | 12 | ~1928 |
| Oliver Williams | Son | — | 1 | ~1939 |
| James Williams | Son | — | 14 | ~1926 |
| Dorothy Williams | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Cook, Illinois
Daughter, age 3
Cook, Illinois · implied b. ~1927 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Doris |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 13
Cook-County, Illinois · implied b. ~1927 — 9 household members
| Surname | Williams |
| Given Name | Doris |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | 7 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Doris Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Doris Williams
Daughter · 1940 · age 13 · b. ~1927 · Illinois
★ You are viewing this record
Sibling
Oliver Williams
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Williams
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rudolph Williams
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Williams
Sibling · 1940 · age 14
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00933-00205)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jerry Gerald King | 48 | Head | Rail Road | Tennessee |
| 42 | Callie King | 38 | Wife | Private Family | Tennessee |
| 43 | James Jr. Williams | 42 | Head | Post Office | Tennessee |
| 44 | Dorothy N. Williams | 35 | Wife | — | Ohio |
| 45 | Margaret Williams | 17 | Daughter | — | Illinois |
| 46 | James Jr. Williams | 14 | Son | — | Illinois |
| 47 | Doris Williams THIS PERSON | 13 | Daughter | — | Illinois |
| 48 | Rudolph Williams | 12 | Son | — | Illinois |
| 49 | Oliver Williams | 1 | Son | — | Illinois |
| 50 | Cora Russell Brown | 45 | Lodger | Cafe | Alabama |
| 51 | Mary Wilson | 62 | Lodger | — | Tennessee |
| 52 | Enoch Stidrick | 60 | Head | Brokerage Office | Virginia |
| 53 | Mary Stidrick | 50 | Wife | — | Georgia |
| 54 | Annie Hill | 30 | Head | Insurance Office | Georgia |
| 55 | Carrie B. Hill | 68 | Mother | — | Georgia |
| 56 | Remy-A. Provitt | 34 | Head | Private Family | Arkansas |
| 57 | Aretha Provitt | 34 | Wife | — | Illinois |
| 58 | Aretha Provitt | 10 | Daughter | — | Illinois |
| 59 | Donald Provitt | 8 | Son | — | Illinois |
| 60 | Mollie Jackson | 65 | Mother-in-law | — | Mississippi |
| 61 | Thomas Henry | 69 | Lodger | — | Alabama |
| 62 | Jeanette Henry | 68 | Lodger | — | Alabama |
| 63 | Henry Curtis | 50 | Head | Rail Road | Louisiana |
| 64 | Ernestine Curtis | 53 | Wife | — | Mississippi |
| 65 | Catherine Helm | 23 | Niece | — | Mississippi |
| 66 | Frankie A. Cook | 10 | Lodger | — | Alabama |
| 67 | Bernard N. Johnson | 35 | Head | Hotel | Texas |
| 68 | Carrie J. Johnson | 36 | Wife | Publishing Co. | Kansas |
| 69 | Faye A. Johnson | 12 | Daughter | — | Illinois |
| 70 | Doris B. Johnson | 9 | Daughter | — | Illinois |
| 71 | Jane Ann Johnson | 4 | Daughter | — | Illinois |
| 72 | Sylvester Crump | 47 | Head | Post Office | Tennessee |
| 73 | Lulu Crump | 42 | Wife | — | Tennessee |
| 74 | Seymore Washington | 29 | Lodger | Own Business | Tennessee |
| 75 | Milton J. Poinsette | 34 | Lodger | — | Georgia |
| 76 | Arthur Jones | 31 | Head | Club House | Alabama |
| 77 | Aubry Hamilton | 39 | Lodger | Steel Mill | Alabama |
| 78 | Hattie Hamilton | 30 | Lodger | Steel Mill | Alabama |
| 79 | Kelvin R. Person | 40 | Head | Post Office | Mississippi |
| 80 | Bennie C. Person | 60 | Wife | — | Mississippi |
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)