CL
Clarence Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Clarence Lewis across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Lawrence & Ruth — first a son (b.~1903), then head of a 7-person household.
Age 37
b. ~1903
Male
Son
Born: Illinois
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Lewis |
| Given Name | Clarence |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | mail carrier |
| Industry | P. O. Dept. |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2060 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Mail Carrier |
| Township / Ward | Chicago |
| Est. Birth Year | ~1903 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Ruth Lewis | Spouse | — | 67 | ~1873 |
| Sara Smith | Other | — | 70 | ~1870 |
| Lawrence Lewis | Head | — | 63 | ~1877 |
| Clarence Lewis | Son | — | 37 | ~1903 |
| Elouise Stahl | Daughter | — | 35 | ~1905 |
| Erhardt Stahl | Other | — | 37 | ~1903 |
| Laurence Lewis | Other | — | 6 | ~1934 |
Census Appearances
1920
Cook, Illinois
Son, age 17
Cook, Illinois · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 27
Cook, Illinois · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Clarence H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| Age at First Marriage | 27 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | New Jersey |
| Occupation | Mail Carrier |
| Industry | Post Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 37
Cook-County, Illinois · implied b. ~1903 — 7 household members
| Surname | Lewis |
| Given Name | Clarence |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | mail carrier |
| Industry | P. O. Dept. |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2060 |
| Highest Grade | H 4 |
| 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 Clarence Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lawrence Lewis (~0.92 confidence) and mother Ruth Lewis (~0.92 confidence) and mother Ruth Lewis (~0.92 confidence) and father Lawrence Lewis (~0.92 confidence) and father Lawrence Lewis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lawrence Lewis
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Ruth Lewis
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Ruth Lewis
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Lawrence Lewis
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Lawrence Lewis
b. ~1878
Source father
● Household
· direct · ~0.92
This person
Anchor record
Clarence Lewis
Son · 1940 · age 37 · b. ~1903 · Illinois
★ You are viewing this record
Sibling
Elouise Stahl
Sibling · 1940 · age 35
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-t0627-00956-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Noshoff | 25 | daughter | Clerk | Illinois |
| 42 | Paul Peschel | 29 | head | Shipping Clerk | Illinois |
| 43 | Harriet Peschel | 25 | wife | None | Illinois |
| 44 | Paul Jr Peschel | 2 | son | — | Illinois |
| 45 | Marion Angsten | 40 | head | Stenographer | Illinois |
| 46 | Margaret Angsten | 36 | sister | Stenographer | Illinois |
| 47 | Frank Farrell | 45 | brother in law | Clerk | Illinois |
| 48 | Julia Farrell | 41 | sister | None | Illinois |
| 49 | Catherine Farrell | 9 | niece | — | Illinois |
| 50 | Robert Farrell | 3 | nephew | — | Illinois |
| 51 | John Fleming | 41 | head | Chauffeur | Illinois |
| 52 | Margaret Fleming | 40 | wife | None | Illinois |
| 53 | Mike Ruich | 54 | head | Laborer | Yugoslavia |
| 54 | Jennie Ruich | 48 | wife | None | Yugoslavia |
| 55 | Theresa Ruich | 18 | daughter | Office Clerk | Illinois |
| 56 | Mary Ruich | 17 | daughter | None | Illinois |
| 57 | Luba Ruich | 15 | son | None | Illinois |
| 58 | Milton Bendizken | 43 | head | Truck Driver | Illinois |
| 59 | Helen Bendizken | 40 | wife | None | Illinois |
| 60 | John Bendizken | 23 | son | Developer | Illinois |
| 61 | John Bendizken | 82 | father | None | Denmark |
| 62 | Lawrence Lewis | 63 | head | Asst Ticket Agent | Illinois |
| 63 | Ruth Lewis | 67 | wife | None | New Jersey |
| 64 | Clarence Lewis THIS PERSON | 37 | son | Mail Carrier | Illinois |
| 65 | Laurence Lewis | 6 | grand son | — | Illinois |
| 66 | Erhardt Stahl | 37 | son in law | Shipping Clerk | Illinois |
| 67 | Elouise Stahl | 35 | daughter | Stenographer | Illinois |
| 68 | Sara Smith | 70 | mother in law | None | Indiana |
| 69 | Isabelle Rice | 42 | head | Dramatist Instructor | Illinois |
| 70 | Douglas Rice | 24 | son | Metalurgist | California |
| 71 | Mae Hebner | 37 | sister | Accounting | Illinois |
| 72 | Albert Brooks | 50 | head | Belt Car Operator | Illinois |
| 73 | Esther Brooks | 42 | wife | None | Indiana |
| 74 | Ruth Brooks | 21 | daughter | Nurses Aid | Illinois |
| 75 | Frank Hale | 28 | head | Delivery | Illinois |
| 76 | Gertrude Hale | 26 | wife | None | Illinois |
| 77 | Gertrude Hale | 5 | daughter | — | Illinois |
| 78 | Henry Sipes | 62 | head | Steel Worker | Illinois |
| 79 | Jennie Sipes | 50 | wife | None | Iowa |
| 80 | Harry Sipes | 11 | son | — | Illinois |
Pedigree Summary
Clarence + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)