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John Olson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pierce-County, Washington
Our Model Tree links this John Olson across the 1920, 1930 and 1940 US Censuses in Pierce-County, Washington (XGBoost, ~Confirmed), with identified parents Antone & Mina — first a son (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pierce-County, Washington |
| Surname | Olson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Tacoma City |
| 1935 Residence (County) | Pierce |
| Additional Details | |
| Occupation | Wood and fuel |
| Industry | yard operator |
| Class of Worker | OA |
| Hours Worked | 24 |
| Income (1939) | 774 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Wood And Fuel |
| Township / Ward | Tacoma City |
| Est. Birth Year | ~1907 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Anton Olson | Head | — | 60 | ~1880 |
| Melvin Olson | Son | — | 31 | ~1909 |
| John Olson | Son | — | 33 | ~1907 |
| Mina Olson | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Pierce, Washington
Son, age 12
Pierce, Washington · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
Son, age 23
Pierce, Washington · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Wood Truck |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Pierce-County, Washington
Son, age 33
Pierce-County, Washington · implied b. ~1907 — 4 household members
| Surname | Olson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Tacoma City |
| 1935 Residence (County) | Pierce |
| Occupation | Wood and fuel |
| Industry | yard operator |
| Class of Worker | OA |
| Hours Worked | 24 |
| Income (1939) | 774 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 John Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Antone Olsen (~0.92 confidence) and mother Mina Olson (~0.92 confidence) and mother Mina Olson (~0.92 confidence) and father Anton Olson (~0.92 confidence) and father Anton Olson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Antone Olsen
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Mina Olson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Mina Olson
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
Anton Olson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Anton Olson
b. ~1881
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Olson
Son · 1940 · age 33 · b. ~1907 · Washington
★ You are viewing this record
Sibling
Melvin Olson
Sibling · 1940 · age 31
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 — Pierce-County, Washington
Open full size
1940 US Federal Census — Pierce-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04390-00568)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carl Leroy Simons | 5 | Son | — | Washington |
| 42 | Manetta J. Hilman | 75 | Head | — | Indiana |
| 43 | Ola M. Fowler | 68 | Head | — | Arkansas |
| 44 | George W. Simons | 38 | Head | Common Laborer | Tennessee |
| 45 | Mabel S. Simons | 29 | Wife | — | Washington |
| 46 | Jay D. Clauson | 48 | Head | Brakeman | Minn. |
| 47 | Margaret E. Clauson | 25 | Wife | — | North Dak. |
| 48 | Isabel Clauson | 5 | Daughter | — | Montana |
| 49 | Marcia Clauson | 77 | Mother | — | New York |
| 50 | Nicholas J. Luntz | 27 | Brother-in-law | Farm Laborer | North Dak. |
| 51 | Ross R. Hurst | 41 | Head | Common Labor | North Dak. |
| 52 | Gertrude E. Hurst | 38 | Wife | — | North Dak. |
| 53 | Lawrence Hurst | 14 | Son | — | North Dak. |
| 54 | Francis Hurst | 11 | Son | — | North Dak. |
| 55 | Anna Mae Hurst | 5 | Daughter | — | Wash. |
| 56 | Merle D. Jones | 18 | Step-son | New Worker | North Dak. |
| 57 | Cecile L. Jones | 19 | Step-daughter | — | Wash. |
| 58 | Everett E. Sherman | 34 | Head | Planer-Man | Iowa |
| 59 | Naomi J. Sherman | 32 | Wife | — | California |
| 60 | Wilma E. Sherman | 14 | Daughter | — | Wash. |
| 61 | Donald E. Sherman | 12 | Son | — | Wash. |
| 62 | William A. Schwartz | 59 | Head | Lather | Ill. |
| 63 | Hugh D. Hallock | 49 | Head | Common Laborer | Mich. |
| 64 | Mildred E. Hallock | 43 | Wife | — | Canada-English |
| 65 | Eleanor H. Hallock | 18 | Daughter | — | Wash. |
| 66 | Betty Lou Hallock | 15 | Daughter | — | Wash. |
| 67 | Hugh D., Jr. Hallock | 5 | Son | — | Wash. |
| 68 | Thomas H. Smith | 73 | Head | — | Wash. |
| 69 | Jennie E. Smith | 68 | Wife | — | Wis. |
| 70 | Harry J. Diedrich | 49 | Head | Common Laborer | Wash. |
| 71 | Kathryn M. Diedrich | 44 | Wife | — | Germany |
| 72 | Betty B. Diedrich | 13 | Daughter | — | Washington |
| 73 | Lorraine C. Diedrich | 11 | Daughter | — | Washington |
| 74 | Harry B. Ellis | 57 | Lodger | Field Engineer | Illinois |
| 75 | Anton Olson | 60 | Head | Superintendent | Norway |
| 76 | Mina Olson | 67 | Wife | — | Norway |
| 77 | John Olson THIS PERSON | 33 | Son | Wood And Fuel | Wisconsin |
| 78 | Melvin Olson | 31 | Son | Wood And Fuel | Wisconsin |
| 79 | Mary O. Lalonde | 72 | Head | — | Germany |
| 80 | Harold J. Walgren | 43 | Head | Fireman | Sweden |
Related Census Records
Pedigree Summary
John + 1 sibling
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)