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Lillian Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Lillian Williams across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 9-person household.
Age 43
b. ~1897
Female
Spouse
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Williams |
| Given Name | Lillian |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Township / Ward | Chicago |
| Est. Birth Year | ~1897 |
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 Lillian | Age | Birth yr |
|---|---|---|---|---|
| Lorna Williams | Daughter | — | 9 | ~1931 |
| Sylvia Williams | Daughter | — | 3 | ~1937 |
| Lillian Williams | Daughter | — | 5 | ~1935 |
| Carrie Williams | Daughter | — | 12 | ~1928 |
| Aimee Williams | Daughter | — | 14 | ~1926 |
| Anna Williams | Daughter | — | 7 | ~1933 |
| Ross Williams | Head | — | 45 | ~1895 |
| Joseph Williams | Son | — | ~1940 | |
| Lillian Williams | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Cook, Illinois
Spouse, age 33
Cook, Illinois · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | William |
| Given Name | Lillian |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Cook-County, Illinois
Spouse, age 43
Cook-County, Illinois · implied b. ~1897 — 9 household members
| Surname | Williams |
| Given Name | Lillian |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Lillian Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lillian Williams
Spouse · 1940 · age 43 · b. ~1897 · Illinois
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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 — 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-t0627-00926-00765)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marie Neal | 47 | Head | Seamstress | Georgia |
| 42 | Willie Horton | 20 | Son | New Worker | Georgia |
| 43 | Oscar Neal | 17 | Son | — | Illinois |
| 44 | Otis Branch | 29 | Head | Hooker In Yard | Georgia |
| 45 | Mary Branch | 27 | Wife | — | Georgia |
| 46 | Mattie Branch | 9 | Daughter | — | Georgia |
| 47 | Otis Jr. Branch | 7 | Son | — | Georgia |
| 48 | Mamie Branch | 5 | Daughter | — | Georgia |
| 49 | Odessa Branch | 4 | Daughter | — | Georgia |
| 50 | Victoria Branch | 1 | Daughter | — | Illinois |
| 51 | Elliott Spearman | 23 | Lodger | Laborer | Georgia |
| 52 | Mattie Jeffries | 45 | Lodger | Handler | Georgia |
| 53 | John Henry Jeffries | 69 | Head | — | Georgia |
| 54 | Annie Jeffries | 66 | Wife | — | Georgia |
| 55 | Gustava Richard | 44 | Daughter | — | Georgia |
| 56 | Rochelle Richard | 16 | Granddaughter | — | Georgia |
| 57 | Leroy Richard | 12 | Grandson | — | Pennsylvania |
| 58 | Jimmy Richard | 6 | Grandson | — | Florida |
| 59 | Emmie Lou Tennant | 25 | Daughter | Seamstress | Georgia |
| 60 | Alice Ruth Tennant | 8 | Granddaughter | — | Georgia |
| 61 | Ines Tennant | 4 | Grandson | — | Georgia |
| 62 | Ross Williams | 45 | Head | — | New York |
| 63 | Lillian Williams THIS PERSON | 43 | Wife | — | Georgia |
| 64 | Aimee Williams | 14 | Daughter | — | Illinois |
| 65 | Carrie Williams | 12 | Daughter | — | Illinois |
| 66 | Lorna Williams | 9 | Daughter | — | Illinois |
| 67 | Anna Williams | 7 | Daughter | — | Illinois |
| 68 | Lillian Williams | 5 | Daughter | — | Illinois |
| 69 | Sylvia Williams | 3 | Daughter | — | Illinois |
| 70 | Joseph Williams | 0 | Son | — | Illinois |
| 71 | James Thomas | 50 | Head | Watchman | Alabama |
| 72 | Alberta Thomas | 42 | Wife | — | Alabama |
| 73 | Mary Taylor | 67 | Mother | — | Alabama |
| 74 | Arthur Jones | 38 | Nephew | — | Illinois |
| 75 | Richard Reese | 39 | Head | Decorator | Mississippi |
| 76 | Lula Reese | 14 | Wife | — | Arkansas |
| 77 | Lula Anderson | 56 | Mother | — | Mississippi |
| 78 | John Starks | 73 | Head | — | Arkansas |
| 79 | Nellie Starks | 54 | Wife | — | Missouri |
| 80 | Dave Collier | 40 | Head | Utility Man | Indiana |
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)