SS
Stanley Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Stanley Smith across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Oscar & Daisy — first a son (b.~1918), then head of a 8-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Smith |
| Given Name | Stanley |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Porter |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 432 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Porter |
| Township / Ward | Chicago |
| Est. Birth Year | ~1918 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Stanley | Age | Birth yr |
|---|---|---|---|---|
| Estelle Smith | Daughter | — | 17 | ~1923 |
| Marion Smith | Daughter | — | 28 | ~1912 |
| Ruth Smith | Daughter | — | 18 | ~1922 |
| Arlene Smith | Daughter | — | 27 | ~1913 |
| Susie Smith | Head | — | 59 | ~1881 |
| Marlene Shelton | Other | — | 4 | ~1936 |
| Stanley Smith | Son | — | 22 | ~1918 |
| John Smith | Son | — | 23 | ~1917 |
Census Appearances
1920
Cook, Illinois
Son, age 3
Cook, Illinois · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Stanley |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 12
Cook, Illinois · implied b. ~1918 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Stanley |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 22
Cook-County, Illinois · implied b. ~1918 — 8 household members
| Surname | Smith |
| Given Name | Stanley |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Porter |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 432 |
| 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 Stanley Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Oscar Smith (~0.92 confidence) and mother Daisy Smith (~0.92 confidence) and mother Susie Smith (~0.92 confidence) and father Oscar Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Oscar Smith
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Daisy Smith
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Susie Smith
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Oscar Smith
b. ~1894
Source father
● Household
· direct · ~0.92
This person
Anchor record
Stanley Smith
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
Arlene Smith
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Smith
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Estelle Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Smith
Sibling · 1940 · age 18
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-t0627-00926-00789)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Geraldine Mitchell | 12 | Daughter | — | Illinois |
| 42 | Roy Mitchell | 7 | Son | — | Illinois |
| 43 | Barbara Jordan | 29 | Head | — | Tennessee |
| 44 | Jennetta Jordan | 12 | Daughter | — | Tennessee |
| 45 | Nora Jones | 52 | Mother | — | North Carolina |
| 46 | James Andrew Terry | 58 | Head | Tailor | Tennessee |
| 47 | Sarah Curly | 56 | Lodger | — | Tennessee |
| 48 | Susie Smith | 59 | Head | — | Kentucky |
| 49 | Marion Smith | 28 | Daughter | Maid | Illinois |
| 50 | Arlene Smith | 27 | Daughter | Maid | Illinois |
| 51 | John Milton Smith | 23 | Son | Laborer | Illinois |
| 52 | Stanley Smith THIS PERSON | 22 | Son | Porter | Illinois |
| 53 | Ruth Smith | 18 | Daughter | Typist | Illinois |
| 54 | Estelle Smith | 17 | Daughter | New Worker | Illinois |
| 55 | Marlene Shelton | 4 | Granddaughter | — | Illinois |
| 56 | Dora Evans | 46 | Head | — | Florida |
| 57 | Joseph Evans | 23 | Son | Clerk | Florida |
| 58 | Mary Ferguson | 39 | Head | — | Kentucky |
| 59 | James W. Ferguson | 17 | Son | Typist | Kentucky |
| 60 | Anna Mae Ferguson | 15 | Daughter | — | Kentucky |
| 61 | Ida Marie Ferguson | 10 | Daughter | — | Illinois |
| 62 | Ida Ray | 60 | Mother | — | Kentucky |
| 63 | Clarence Mitchell | 22 | Lodger | Laborer | Illinois |
| 64 | Alice Mitchell | 18 | Lodger | — | Illinois |
| 65 | Nannie Dillow | 47 | Head | Hairdresser | Kentucky |
| 66 | Vanessa English | 6 | Niece | — | Illinois |
| 67 | Mollie English | 77 | Mother | — | Kentucky |
| 68 | Irving Whitfield | 54 | Head | — | Wisconsin |
| 69 | Ivory Whitfield | 44 | Wife | — | Illinois |
| 70 | Daisy Monroe | 45 | Head | General Housework | Ohio |
| 71 | Daisy Rita Monroe | 8 | Daughter | — | Illinois |
| 72 | Edward Riley | 44 | Lodger | Laborer | Kentucky |
| 73 | Annie Riley | 40 | Lodger | — | Alabama |
| 74 | Fortune Purifoy | 59 | Head | Shoe Repairer | Alabama |
| 75 | Anania Eddard | 49 | Partner | — | North Carolina |
| 76 | Mable Purifoy | 53 | Head | Housework | Indiana |
| 77 | Hattie L. Hard | 52 | Lodger | Seamstress | Arkansas |
| 78 | Walter Robinson | 56 | Lodger | — | Mississippi |
| 79 | Dennis Roach | 40 | Head | Wire Drawer | Tennessee |
| 80 | Phyllis Roach | 45 | Wife | — | Tennessee |
Pedigree Summary
Stanley + 5 siblings
Gen 1 · 4 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)