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Robert Green — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Robert Green across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Mary & Robert — first a son (b.~1910), then head of a 6-person household.
Age 30
b. ~1910
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Green |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Maywood Village |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Plasterer |
| Industry | Government Project |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 800 |
| Highest Grade | H-2 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Plasterer |
| Township / Ward | Maywood Village |
| Est. Birth Year | ~1910 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Green | Head | — | 51 | ~1889 |
| Robert Green | Other | — | 7 | ~1933 |
| Alice Green | Other | — | 27 | ~1913 |
| Darlene Green | Other | — | 9 | ~1931 |
| Robert Green | Son | — | 30 | ~1910 |
| Mary Green | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Cook, Illinois
Son, age 9
Cook, Illinois · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | Robert E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 20
Cook, Illinois · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | Robert B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | apprentice |
| Industry | plaster |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 30
Cook-County, Illinois · implied b. ~1910 — 6 household members
| Surname | Green |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Maywood Village |
| 1935 Residence (County) | Cook |
| Occupation | Plasterer |
| Industry | Government Project |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 800 |
| Highest Grade | H-2 |
| 1935 Residence | Same House |
| 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 Robert Green across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Green (~0.92 confidence) and father Robert Green (~0.92 confidence) and mother Mary Green (~0.92 confidence) and father Robert Green (~0.92 confidence) and father Robert Green (~0.92 confidence) and mother Mary Green (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Green
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Robert Green
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mary Green
b. ~1888
Source mother
● Household
· direct · ~0.92
Father
Robert Green
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Robert Green
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Mary Green
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Green
Son · 1940 · age 30 · b. ~1910 · Illinois
★ You are viewing this record
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-t0627-00787-00962)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter Urbanchuk | 30 | Head | Machinist | Illinois |
| 2 | Bernice Urbanchuk | 18 | Wife | Waitress | Illinois |
| 3 | George W. Cheely | 16 | Lodger | Public | Arizona |
| 4 | Fred Berger | 38 | Head | Mechanic | Illinois |
| 5 | Alice Berger | 33 | Wife | — | Illinois |
| 6 | Fred Jr. Berger | 12 | Son | — | Illinois |
| 7 | Audrey Berger | 11 | Daughter | — | Illinois |
| 8 | Barbara Berger | 9 | Daughter | — | Illinois |
| 9 | Norma Berger | 7 | Daughter | — | Illinois |
| 10 | Peter Klamut | 42 | Lodger | Laborer | Illinois |
| 11 | Fred Yealink | 26 | Head | Foreman | Michigan |
| 12 | Rose Yealink | 28 | Wife | — | Illinois |
| 13 | William Johnson | 58 | Head | Barber | Ohio |
| 14 | Regina Johnson | 47 | Wife | — | Illinois |
| 15 | William Jr. Johnson | 23 | Son | Stock Boy | Illinois |
| 16 | August Markle | 33 | Head | Gardner | Germany |
| 17 | Rosemary Markle | 32 | Wife | — | Illinois |
| 18 | Robert Markle | 6 | Son | — | Illinois |
| 19 | Robert Green | 51 | Head | Laborer | Illinois |
| 20 | Mary Green | 50 | Wife | — | Illinois |
| 21 | Robert E. Green THIS PERSON | 30 | Son | Plasterer | Illinois |
| 22 | Alice Green | 27 | Daughter-in-law | — | Illinois |
| 23 | Darlene Green | 9 | Granddaughter | — | Illinois |
| 24 | Robert Green | 7 | Grandson | — | Illinois |
| 25 | P. R. Mills | 53 | Head | Painter | Louisiana |
| 26 | Mary Mills | 53 | Wife | Seamstress | Czechoslovakia |
| 27 | William Mills | 30 | Son | Chauffeur | Illinois |
| 28 | Maybelle Mills | 27 | Daughter | — | Illinois |
| 29 | Henry Dettmer | 62 | Head | Laborer | Ohio |
| 30 | Nellie Dettmer | 52 | Wife | — | Kansas |
| 31 | Alice Dettmer | 24 | Daughter | Dipper | Illinois |
| 32 | Margaret Schade | 17 | Daughter | — | Illinois |
| 33 | Roland Schade | 16 | Son | — | Illinois |
| 34 | W. Ernest Stolte | 36 | Head | Proprietor | Wisconsin |
| 35 | Lucille Stolte | 34 | Wife | — | Illinois |
| 36 | Judith Stolte | 5 | Daughter | — | Illinois |
| 37 | Eddie Williams | 26 | Nephew | Core Maker | Illinois |
| 38 | Walter Messer | 42 | Head | Signal Man | Illinois |
| 39 | Elizabeth Messer | 41 | Wife | — | Germany |
| 40 | Walter Jr. Messer | 20 | Son | Attendant | Illinois |
Pedigree Summary
Robert
Gen 1 · 6 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)