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Catherine Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Catherine Lewis across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 10-person household.
Age 18
b. ~1922
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Lewis |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1922 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| William Lewis | Son | — | 17 | ~1923 |
| Lorraine Lewis | Daughter | — | 14 | ~1926 |
| Robert Lewis | Son | — | 11 | ~1929 |
| William Lewis | Head | — | 45 | ~1895 |
| Susie Lewis | Spouse | — | 25 | ~1915 |
| Maurice Lewis | Son | — | 3 | ~1937 |
| Stanley Lewis | Son | — | 2 | ~1938 |
| Raymond Lewis | Son | — | 8 | ~1932 |
| Jane Lewis | Daughter | — | 6 | ~1934 |
| Catherine Lewis | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Cook, Illinois
Other, age 7
Cook, Illinois · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Charlotte |
| Relationship to Head | Niece |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 18
Cook-County, Illinois · implied b. ~1922 — 10 household members
| Surname | Lewis |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same Place |
| 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 Catherine Lewis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Catherine Lewis
Daughter · 1940 · age 18 · b. ~1922 · Illinois
★ You are viewing this record
Sibling
Jane Lewis
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Lewis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Lewis
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lewis
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorraine Lewis
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stanley Lewis
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Lewis
Sibling · 1940 · age 8
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-t0627-00933-00298)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lillian Zellas | 39 | Wife | — | Georgia |
| 2 | Elysea Taylor | 43 | Head | Mail Collector | Illinois |
| 3 | Ruth Taylor | 27 | Wife | — | Oklahoma |
| 4 | Charlene Taylor | 18 | Son | — | Illinois |
| 5 | Elysea Jr. Taylor | 17 | Son | — | Illinois |
| 6 | Otis Taylor | 9 | Son | — | Illinois |
| 7 | Michael Taylor | 3 | Son | 0 | Illinois |
| 8 | James Bush | 48 | Head | Laborer | Illinois |
| 9 | Nora Bush | 49 | Wife | — | Alabama |
| 10 | Yancy Miles | 53 | In-law | Laborer | Alabama |
| 11 | Amanda Miles | 56 | In-law | — | Alabama |
| 12 | James Harris | 55 | Head | Watchman | Tennessee |
| 13 | Beatrice Harris | 39 | Wife | Laborer | Louisiana |
| 14 | Robert Carter Harris | 23 | Son | — | Louisiana |
| 15 | Chester Carter Harris | 22 | Son | Laborer | Louisiana |
| 16 | Harold Elliott | 30 | Head | Letter Carrier | Illinois |
| 17 | Nora Elliott | 29 | Wife | — | Mississippi |
| 18 | William Harris | 63 | Step-father | Porter | Georgia |
| 19 | Gertrude Harris | 54 | Mother | — | Missouri |
| 20 | Mary Jane Smith | 75 | Grandmother | — | Missouri |
| 21 | A. H. Logan | 46 | Head | Proprietor | Kentucky |
| 22 | Mazie Logan | 50 | Wife | Maid | Kentucky |
| 23 | Thomas Brooks | 70 | Lodger | — | Kentucky |
| 24 | John W. Gondert | 66 | Lodger | Sales Clerk | Wisconsin |
| 25 | Mary B. Gondert | 70 | Lodger | — | Kentucky |
| 26 | Roy W. Gondert | 18 | Son | — | Illinois |
| 27 | William Isaac White | 35 | Head | Social Worker | Tennessee |
| 28 | Ruth Cecile White | 34 | Wife | Social Worker | Louisiana |
| 29 | William Lewis | 45 | Head | Clerk | Georgia |
| 30 | Susie Lewis | 25 | Wife | — | Louisiana |
| 31 | Catherine Lewis THIS PERSON | 18 | Daughter | — | Illinois |
| 32 | William Jr. Lewis | 17 | Son | — | Illinois |
| 33 | Lorraine Lewis | 14 | Daughter | — | Illinois |
| 34 | Robert Lewis | 11 | Son | — | Illinois |
| 35 | Raymond Lewis | 8 | Son | — | Illinois |
| 36 | Jane Lewis | 6 | Daughter | — | Illinois |
| 37 | Maurice Lewis | 3 | Son | 0 | Illinois |
| 38 | Stanley Lewis | 2 | Son | 0 | Illinois |
| 39 | Frances Scales | 31 | Head | — | Tennessee |
| 40 | Verter Mae Scales | 15 | Daughter | — | Tennessee |
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)