AO
Arthur Olson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Arthur Olson across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents John & Mary — first a head (b.~1904), then head of a 3-person household.
Age 26
b. ~1904
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Olson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Salesman |
| Industry | Milk |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 60 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1904 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Arthur Olson | Head | — | 26 | ~1904 |
| Betty Olson | Daughter | — | 1 | ~1929 |
| Gladys Olson | Spouse | — | 25 | ~1905 |
Census Appearances
1910
Cook, Illinois
Son, age 5
Cook, Illinois · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 15
Cook, Illinois · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Head, age 26
Cook, Illinois · implied b. ~1904 — 3 household members
| Surname | Olson |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Salesman |
| Industry | Milk |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 60 |
| Veteran | No |
| 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 Arthur Olson across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father John Olson (~0.92 confidence) and mother Mary Olson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Olson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Olson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Olson
Head · 1930 · age 26 · b. ~1904 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel476:0067)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Adelaide Flaherty | 49 | Head | — | Illinois |
| 2 | Thomas Flaherty | 21 | Son | Collector | Illinois |
| 3 | Adelaide Flaherty | 18 | Daughter | Operator | Illinois |
| 4 | Francis Flaherty | 13 | Son | — | Illinois |
| 5 | Leo Kos | 53 | Head | Proprietor | Poland |
| 6 | Lottie Kos | 38 | Sister | — | Poland |
| 7 | Arthur Olson THIS PERSON | 26 | Head | Salesman | Illinois |
| 8 | Gladys Olson | 25 | Wife | — | Illinois |
| 9 | Betty Olson | 1 | Daughter | — | Illinois |
| 10 | Fred S. Darcy | 44 | Head | Druggist | England |
| 11 | Edward Darcy | 22 | Son | — | Illinois |
| 12 | Kenneth Darcy | 20 | Son | Usher | Illinois |
| 13 | Anna Darcy | 72 | Mother | — | England |
| 14 | Ray Edwin | 27 | Head | Electrician | Illinois |
| 15 | Florence Edwin | 28 | Wife | Bookkeeper | Illinois |
| 16 | Joseph Tucker | 24 | Head | Physician | New York |
| 17 | Violette Tucker | 23 | Wife | Nurse | Missouri |
| 18 | Harry Bristow | 35 | Head | Salesman | Kansas |
| 19 | Henrietta Bristow | 35 | Wife | — | Illinois |
| 20 | Charles Haskin | 23 | Head | Salesman | Illinois |
| 21 | Gladys Haskin | 21 | Wife | — | Illinois |
| 22 | Daniel French | 37 | Head | Photographer | Illinois |
| 23 | Julia French | 22 | Wife | — | Illinois |
| 24 | Daniel French | 0 | Son | — | Illinois |
| 25 | Arthur French | 30 | Brother | Photographer | Illinois |
| 26 | Lester Liddell | 32 | Head | Inspector | Illinois |
| 27 | Agnes Liddell | 30 | Wife | — | Sweden |
| 28 | William Liddell | 3 | Son | — | Illinois |
| 29 | Garvin Kingdon | 26 | Head | Helper | Illinois |
| 30 | Lorraine Kingdon | 19 | Wife | Operator | Illinois |
| 31 | — | None | — | — | — |
| 32 | — | None | — | — | — |
| 33 | Earl Leganger | 27 | Head | President | Illinois |
| 34 | Florence Leganger | 27 | Wife | Operator | New York |
| 35 | James Cummings | 26 | Head | Fireman | Illinois |
| 36 | Mary Cummings | 20 | Wife | — | Illinois |
| 37 | Michael Sylvestro | 43 | Head | Plumber | Italy |
| 38 | Mary Sylvestro | 40 | Wife | — | Italy |
| 39 | Christ Sylvestro | 18 | Son | Repairman | Pennsylvania |
| 40 | James Sylvestro | 15 | Son | Newsboy | Illinois |
| 41 | Joseph Sylvestro | 13 | Son | — | Illinois |
| 42 | Michael Sylvestro | 10 | Son | — | Illinois |
| 43 | Carmella Sylvestro | 6 | Daughter | — | Illinois |
| 44 | Michael Loftus | 28 | Head | Motorman | Ireland |
| 45 | May Loftus | 27 | Wife | — | Ireland |
| 46 | James Mcandrew | 34 | Brother-in-law | Policeman | Ireland |
| 47 | Patrick Mcandrew | 31 | Brother-in-law | Conductor | Ireland |
| 48 | Christy Mcandrew | 18 | Brother-in-law | Salesboy | Ireland |
| 49 | Esther Overly | 28 | Lodger | Saleslady | Minnesota |
| 50 | Walter Stroker | 55 | Head | Salesman | Illinois |
Pedigree Summary
Arthur
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)