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George Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this George Olson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Hans & Mae — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Olson |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Machinist |
| Industry | General Motors |
| Class of Worker | PW |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Machinist |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Orville Olson | Son | — | 25 | ~1915 |
| Leroy Olson | Son | — | 21 | ~1919 |
| Helen Olson | Daughter | — | 19 | ~1921 |
| May Olson | Head | — | 50 | ~1890 |
| George Olson | Son | — | 23 | ~1917 |
Census Appearances
1920
Cook, Illinois
Son, age 3
Cook, Illinois · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Norway |
| Mother's Birthplace | England |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Cook, Illinois
Son, age 13
Cook, Illinois · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Norway |
| Mother's Birthplace | Northern Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Cook-County, Illinois
Son, age 23
Cook-County, Illinois · implied b. ~1917 — 5 household members
| Surname | Olson |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Machinist |
| Industry | General Motors |
| Class of Worker | PW |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 George Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hans Olsen (~0.92 confidence) and mother Mae Olsen (~0.92 confidence) and mother May Olson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Olsen
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mae Olsen
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
May Olson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Olson
Son · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Orville Olson
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Olson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Olson
Sibling · 1940 · age 21
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-t0627-00990-00510)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur Schael | 49 | Head | Baker | Germany |
| 2 | Clara Schael | 42 | Wife | — | Germany |
| 3 | Arthur Schael | 24 | Son | Trucker | Illinois |
| 4 | Gladys Schael | 18 | Daughter | Finisher | Illinois |
| 5 | George Schael | 15 | Son | — | Illinois |
| 6 | Eleanor Schael | 7 | Daughter | — | Illinois |
| 7 | James Rustman | 38 | Head | Bar Tender | Illinois |
| 8 | Lillian Rustman | 38 | Wife | — | Illinois |
| 9 | James Jr. Rustman | 16 | Son | — | Illinois |
| 10 | Dale R. Rustman | 9 | Son | — | Illinois |
| 11 | Svea Keys | 42 | Head | House Work | Illinois |
| 12 | Ruth Keys | 20 | Daughter | Mechanic | Illinois |
| 13 | June Keys | 11 | Daughter | — | Illinois |
| 14 | Carl Busse | 37 | Head | Roofer | Illinois |
| 15 | Myrtle Busse | 33 | Wife | — | Illinois |
| 16 | Carl Busse | 13 | Son | — | Illinois |
| 17 | Vivian Busse | 11 | Daughter | — | Illinois |
| 18 | Lorraine Busse | 9 | Daughter | — | Illinois |
| 19 | Viola Busse | 7 | Daughter | — | Illinois |
| 20 | George Schmidt | 44 | Head | Chauffeur | Illinois |
| 21 | Myrtle Schmidt | 45 | Wife | — | Illinois |
| 22 | Myrtle Schmidt | 8 | Daughter | — | Illinois |
| 23 | May Olson | 50 | Head | — | North Dakota |
| 24 | Orville Olson | 25 | Son | Inspector | New York |
| 25 | George Olson THIS PERSON | 23 | Son | Machinist | New York |
| 26 | Leroy Olson | 21 | Son | Truck Driver | Illinois |
| 27 | Helen Olson | 19 | Daughter | Sprayer | Illinois |
| 28 | Henry Lauber | 42 | Head | Instalator | Kansas |
| 29 | Irene Lauber | 40 | Wife | — | Illinois |
| 30 | Henry Paulson | 43 | Head | Janitor | Norway |
| 31 | Regina Paulson | 43 | Wife | — | Norway |
| 32 | Nelly Paulson | 12 | Daughter | — | Illinois |
| 33 | Peggy Paulson | 10 | Daughter | — | Illinois |
| 34 | Louis Frohling | 56 | Head | Wood Worker | Holland |
| 35 | Margareth Frohling | 22 | Wife | — | Germany |
| 36 | Bertram Frohling | 26 | Son | Chauffeur | Illinois |
| 37 | Albert Frohling | 25 | Son | Furnace Man | Illinois |
| 38 | Charles Hansen | 77 | Head | — | Germany |
| 39 | Laura Hansen | 75 | Wife | — | Illinois |
| 40 | Anna Nelson | 79 | Head | — | Sweden |
Pedigree Summary
George + 3 siblings
Gen 1 · 3 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)