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Nellie Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Nellie Lewis across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 9-person household.
Age 44
b. ~1896
Female
Head
Born: Iowa
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Lewis |
| Given Name | Nellie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Chicago |
| Est. Birth Year | ~1896 |
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 Nellie | Age | Birth yr |
|---|---|---|---|---|
| Thelma Lewis | Daughter | — | 18 | ~1922 |
| Nellie Lewis | Head | — | 44 | ~1896 |
| Earl Lewis | Son | — | 9 | ~1931 |
| Charles Lewis | Son | — | 13 | ~1927 |
| Theodore Lewis | Son | — | 14 | ~1926 |
| Floreda Lewis | Daughter | — | 5 | ~1935 |
| Marcina Lewis | Daughter | — | 10 | ~1930 |
| Edgar Lewis | Son | — | 16 | ~1924 |
| Neola Lewis | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Cook, Illinois
Other, age 35
Cook, Illinois · implied b. ~1895 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Nellie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cook-County, Illinois
Head, age 44
Cook-County, Illinois · implied b. ~1896 — 9 household members
| Surname | Lewis |
| Given Name | Nellie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Nellie Lewis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Nellie Lewis
Head · 1940 · age 44 · b. ~1896 · 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-t0627-00923-00056)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Bennett | 36 | Lodger | Maid | Oklahoma |
| 2 | Dorothy Bennett | 10 | Lodger | — | Oklahoma |
| 3 | Elijah Griffin | 65 | Head | — | Louisiana |
| 4 | Hattie Griffin | 60 | Wife | — | Mississippi |
| 5 | Grover Williams | 59 | Head | Laborer | Alabama |
| 6 | Jenny Williams | 55 | Wife | — | Virginia |
| 7 | Rosa Williams | 59 | Head | Seamstress | Mississippi |
| 8 | Aaron Davis | 94 | Father | — | Mississippi |
| 9 | Joseph Mansell | 49 | Lodger | Bartender | Louisiana |
| 10 | John Adams | 66 | Lodger | — | Louisiana |
| 11 | Russell Douglas | 60 | Head | — | Kentucky |
| 12 | Mary Douglas | 41 | Wife | — | Georgia |
| 13 | Warren Douglas | 18 | Son | New Worker | Illinois |
| 14 | Clyde Douglas | 17 | Son | New Worker | Illinois |
| 15 | Willard Douglas | 16 | Son | — | Illinois |
| 16 | Nathaniel Douglas | 14 | Son | — | Illinois |
| 17 | Ester Douglas | 8 | Daughter | — | Illinois |
| 18 | Charles Douglas | 7 | Son | — | Illinois |
| 19 | Donald Douglas | 5 | Son | — | Illinois |
| 20 | Gloria Douglas | 3 | Daughter | — | Illinois |
| 21 | Howard Wilburn | 28 | Head | Clerk | Mississippi |
| 22 | Dorothy Wilburn | 20 | Wife | Nurse | Alabama |
| 23 | Robert Howard | 41 | Lodger | — | Mississippi |
| 24 | Leonard Stewart | 16 | Lodger | — | Mississippi |
| 25 | Jake Ramsey | 48 | Lodger | Laborer | Mississippi |
| 26 | Mary Jones | 35 | Lodger | Laundress | Louisiana |
| 27 | Bernice Jones | 14 | Lodger | — | Illinois |
| 28 | Nellie Lewis THIS PERSON | 44 | Head | — | Iowa |
| 29 | Neola Lewis | 22 | Daughter | New Worker | Iowa |
| 30 | Thelma Lewis | 18 | Daughter | — | Iowa |
| 31 | Edgar Lewis | 16 | Son | — | Iowa |
| 32 | Theodore Lewis | 14 | Son | — | Illinois |
| 33 | Charles Lewis | 13 | Son | — | Illinois |
| 34 | Marcina Lewis | 10 | Daughter | — | Illinois |
| 35 | Earl Lewis | 9 | Son | — | Illinois |
| 36 | Floreda Lewis | 5 | Daughter | — | Illinois |
| 37 | Adam E. Smith | 32 | Head | Laborer | Texas |
| 38 | Cordelia Smith | 33 | Wife | Housekeeper | Texas |
| 39 | Mattie Wilson | 41 | Lodger | — | Mississippi |
| 40 | Herman Wilson | 4 | Lodger | — | Illinois |
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)