EO
Edward Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Edward Olson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Albert & Alfred — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Olson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Maywood Village |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Clerical Work |
| Industry | Bowling Equipment |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 780 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerical Work |
| Township / Ward | Maywood Village |
| Est. Birth Year | ~1919 |
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 Edward | Age | Birth yr |
|---|---|---|---|---|
| Helen Olson | Daughter | — | 17 | ~1923 |
| Edward Olson | Son | — | 21 | ~1919 |
| George Olson | Son | — | 12 | ~1928 |
| Alfred Olson | Son | — | 20 | ~1920 |
| James Olson | Head | — | 47 | ~1893 |
Census Appearances
1920
Cook, Illinois
Son, age
Cook, Illinois · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| 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 11
Cook, Illinois · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 21
Cook-County, Illinois · implied b. ~1919 — 5 household members
| Surname | Olson |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Maywood Village |
| 1935 Residence (County) | Cook |
| Occupation | Clerical Work |
| Industry | Bowling Equipment |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 780 |
| Highest Grade | H-4 |
| 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 Edward Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Olson (~0.92 confidence) and father Alfred Olsen (~0.92 confidence) and father James Olson (~0.92 confidence) and mother Alma Olsen (~0.92 confidence) and mother Mary Olson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Olson
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Alfred Olsen
b. ~1888
Source father
● Household
· direct · ~0.92
Father
James Olson
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Alma Olsen
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Mary Olson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Olson
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
George Olson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Olson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Olson
Sibling · 1940 · age 17
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-t0627-00787-00572)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Orta Hampton | 6 | Son | — | Illinois |
| 2 | Malcolm Hampton | 4 | Son | — | Illinois |
| 3 | Gilbert Moutaw | 67 | Head | Labor | Michigan |
| 4 | Bertha Moutaw | 62 | Wife | — | Illinois |
| 5 | John Rudolph | 55 | Head | Machinist | Illinois |
| 6 | Alvina Rudolph | 53 | Wife | Housekeeper | Illinois |
| 7 | Robert Rudolph | 23 | Son | Draftsman | Illinois |
| 8 | Lorraine Rudolph | 23 | Daughter | — | Illinois |
| 9 | Robert Jr. Rudolph | 2 | Grandson | — | Illinois |
| 10 | Edward Rudolph | 50 | Head | Painter And Decorator | Illinois |
| 11 | Susan Rudolph | 41 | Wife | — | Kansas |
| 12 | Edward Jr. Rudolph | 16 | Son | — | Illinois |
| 13 | Lucille Peddersen | 11 | Niece | — | Illinois |
| 14 | Dave Hermann | 29 | Head | Laborer | Canada |
| 15 | Mary Hermann | 28 | Wife | — | Russia |
| 16 | Shirley Hermann | 5 | Daughter | — | Illinois |
| 17 | Kurt Brozig | 32 | Head | Assembler | Illinois |
| 18 | Grace Brozig | 22 | Wife | — | Illinois |
| 19 | Barbara Brozig | 2 | Daughter | — | Illinois |
| 20 | James Olson | 47 | Head | — | Illinois |
| 21 | Edward Olson THIS PERSON | 21 | Son | Clerical Work | Illinois |
| 22 | Alfred Olson | 20 | Son | Clerical Work | Illinois |
| 23 | Helen Olson | 17 | Daughter | Assistant Teacher | Illinois |
| 24 | George Olson | 12 | Son | — | Illinois |
| 25 | Willard Tomlinson | 39 | Head | Stockman | Indiana |
| 26 | Violet Tomlinson | 24 | Wife | — | Illinois |
| 27 | David Tomlinson | 1 | Son | — | Illinois |
| 28 | Edmund Baber | 36 | Head | Mechanic | Illinois |
| 29 | Esther Baber | 24 | Wife | — | Illinois |
| 30 | Barbara Jean Baber | 1 | Daughter | — | Illinois |
| 31 | Carol Anne Baber | 0 | Daughter | — | Illinois |
| 32 | Alex Theuse | 53 | Head | Contractor | Russia |
| 33 | Stephanie Theuse | 52 | Wife | — | Austria |
| 34 | Paula Schuster | 30 | Daughter | Office Clerk | Austria |
| 35 | Frieda Theuse | 29 | Daughter | Bookkeeper | Illinois |
| 36 | Emily Theuse | 26 | Daughter | Stenographer | Illinois |
| 37 | Rose Theuse | 25 | Daughter | Stenographer | Illinois |
| 38 | Alex Jr. Theuse | 17 | Son | — | Illinois |
| 39 | Ruth Theuse | 9 | Daughter | — | Illinois |
| 40 | Lucille Theuse | 8 | Daughter | — | Illinois |
Pedigree Summary
Edward + 3 siblings
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)