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Charles Olson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Charles Olson across the 1920, 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 5-person household.
Age 43
b. ~1897
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Olson |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | South Moline Twp |
| Additional Details | |
| Occupation | Laborer |
| Industry | Imple Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1175 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | South Moline Twp |
| Est. Birth Year | ~1897 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Olson | Head | — | 43 | ~1897 |
| Pauline Olson | Spouse | — | 40 | ~1900 |
| Helen Olson | Daughter | — | 19 | ~1921 |
| Raymond Olson | Son | — | 14 | ~1926 |
| Gladys Olson | Daughter | — | 17 | ~1923 |
Census Appearances
1920
Rock Island, …
Other, age 22
Rock Island, Illinois · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Carl |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Handle Maker |
| Industry | Pail Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Head, age 32
Rock Island, Illinois · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | wood worker |
| Industry | Handle factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4500 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Head, age 43
Rock-Island-County, Illinois · implied b. ~1897 — 5 household members
| Surname | Olson |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | South Moline Twp |
| Occupation | Laborer |
| Industry | Imple Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1175 |
| Highest Grade | No 7 |
| 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 Charles Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Olson
Head · 1940 · age 43 · b. ~1897 · 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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00877-00613)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | La Verne Smith | 22 | Head | Farmer | Illinois |
| 42 | Gerald Wood | 24 | Head | Laborer | Illinois |
| 43 | Pearl Wood | 21 | Wife | — | Illinois |
| 44 | Marilyn Jean Wood | 1 | Daughter | — | Illinois |
| 45 | P. J. Frieden | 26 | Head | Repairtire | Illinois |
| 46 | Frances Frieden | 19 | Wife | — | Illinois |
| 47 | George Russell | 36 | Head | Skilled Labor | Illinois |
| 48 | Anna Russell | 34 | Wife | — | Illinois |
| 49 | Harriet Russell | 13 | Daughter | — | Illinois |
| 50 | Leon Russell | 11 | Daughter | — | Illinois |
| 51 | Sherman Russell | 8 | Son | — | Illinois |
| 52 | Henry De Smet | 25 | Head | Skilled Labor | Illinois |
| 53 | Rachel De Smet | 25 | Wife | — | Illinois |
| 54 | Kenneth De Smet | 5 | Son | — | Illinois |
| 55 | Thomas De Smet | 2 | Son | — | Illinois |
| 56 | Julius Claeys | 69 | Father-in-law | — | Belgium |
| 57 | Earl Fairchild | 31 | Head | Receiving Clerk | Iowa |
| 58 | Louise Fairchild | 24 | Wife | — | Iowa |
| 59 | Nancy Fairchild | 4 | Daughter | — | Illinois |
| 60 | Charles Olson THIS PERSON | 43 | Head | Laborer | Illinois |
| 61 | Pauline Olson | 40 | Wife | — | Poland |
| 62 | Helen Olson | 19 | Daughter | Office Clerk | Illinois |
| 63 | Gladys Olson | 17 | Daughter | Newswriter | Illinois |
| 64 | Raymond Olson | 14 | Son | — | Illinois |
| 65 | John De Neve | 36 | Head | Truck Driver | Iowa |
| 66 | Albert De Neve | 28 | Brother | Laborer | Illinois |
| 67 | Theresa De Neve | 19 | Sister-in-law | — | Illinois |
| 68 | Chris Dennis | 59 | Lodger | Laborer | Illinois |
| 69 | Fred Crosby | 34 | Head | Laborer | Illinois |
| 70 | Clara Crosby | 29 | Wife | — | Illinois |
| 71 | Jenny Crosby | 9 | Daughter | — | Illinois |
| 72 | Fred Jr. Crosby | 7 | Son | — | Illinois |
| 73 | Annetta Marie Crosby | 3 | Daughter | — | Illinois |
| 74 | Harvey Crosby | 0 | Son | — | Illinois |
| 75 | John Manning | 70 | Head | — | New York |
| 76 | Etta Manning | 65 | Wife | — | Michigan |
| 77 | Adolph Pynckel | 45 | Head | Skilled Laborer | Belgium |
| 78 | Pauline Pynckel | 45 | Wife | — | Belgium |
| 79 | Joseph Crane | 26 | Head | Laborer | Indiana |
| 80 | Mary Crane | 25 | Wife | — | Iowa |
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)