OS
Oscar Swanson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Crow-Wing-County, Minnesota
Our Model Tree links this Oscar Swanson across the 1920, 1930 and 1940 US Censuses in Crow-Wing-County, Minnesota (XGBoost, ~Confirmed), with identified parents Henry & Emily — first a head (b.~1903), then head of a 3-person household.
Age 37
b. ~1903
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Crow-Wing-County, Minnesota |
| Surname | Swanson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Deerwood |
| 1935 Residence (County) | Crow Wing |
| Additional Details | |
| Occupation | Chemist |
| Industry | Iron Mine Laboratory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Chemist |
| Township / Ward | Deerwood |
| Est. Birth Year | ~1903 |
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 1940 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Mary Swanson | Daughter | — | 5 | ~1935 |
| Mildred Swanson | Spouse | — | 36 | ~1904 |
| Oscar Swanson | Head | — | 37 | ~1903 |
Census Appearances
1920
Crow Wing, …
Son, age 17
Crow Wing, Minnesota · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Section |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Crow Wing, …
Other, age 27
Crow Wing, Minnesota · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Oscar J. |
| Relationship to Head | Step son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Occupation | Chemist |
| Industry | Iron Co. Laboratory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Crow-Wing-County, Minnesota
Head, age 37
Crow-Wing-County, Minnesota · implied b. ~1903 — 3 household members
| Surname | Swanson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Deerwood |
| 1935 Residence (County) | Crow Wing |
| Occupation | Chemist |
| Industry | Iron Mine Laboratory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Oscar Swanson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Hendrickson (~0.92 confidence) and mother Emily Hendrickson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Hendrickson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Emily Hendrickson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Swanson
Head · 1940 · age 37 · b. ~1903 · Minnesota
★ 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 — Crow-Wing-County, Minnesota
Open full size
1940 US Federal Census — Crow-Wing-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01916-00534)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Babb | 38 | Head | Manager | Iowa |
| 2 | Alving Babb | 33 | Wife | — | Iowa |
| 3 | Forrest Babb | 10 | Son | — | Iowa |
| 4 | Richard Babb | 6 | Son | — | Iowa |
| 5 | Mabel Kennison | 26 | Housekeeper | Waitress | South Dakota |
| 6 | Conrad Meyer | 51 | Head | Carpenter | Minnesota |
| 7 | Edna Meyer | 48 | Wife | — | Minnesota |
| 8 | Edna Meyer | 17 | Daughter | — | Minnesota |
| 9 | Robert Meyer | 15 | Son | — | Minnesota |
| 10 | Arlene Meyer | 12 | Daughter | — | Minnesota |
| 11 | Loren Meyer | 9 | Son | — | Minnesota |
| 12 | Roy Meyer | 7 | Son | — | Minnesota |
| 13 | Charles Peterson | 64 | Head | — | Sweden |
| 14 | Martha Peterson | 49 | Wife | — | Norway |
| 15 | Alice Peterson | 26 | Daughter | Seamstress | Minnesota |
| 16 | Arnold Peterson | 14 | Son | — | Minnesota |
| 17 | Marie Tallfson | 74 | Head | — | Norway |
| 18 | John Peterson | 77 | Boarder | — | Sweden |
| 19 | Mildrita Peterson | 88 | Head | — | Sweden |
| 20 | Mabel Cowling | 52 | Roomer | — | Wisconsin |
| 21 | Artwin Genzale | 29 | Head | Laborer Section | Minnesota |
| 22 | Mildred Genzale | 21 | Wife | — | Minnesota |
| 23 | La Verne Richards | 25 | Head | New Worker | Minnesota |
| 24 | Clela Mae Richards | 21 | Wife | — | Minnesota |
| 25 | Burnell Richards | 0 | Son | — | Minnesota |
| 26 | Oscar Swanson THIS PERSON | 37 | Head | Chemist | Minnesota |
| 27 | Mildred Swanson | 36 | Wife | — | Minnesota |
| 28 | Mary Ann Swanson | 5 | Daughter | — | Minnesota |
| 29 | Emily Henrickson | 69 | Head | — | Minnesota |
| 30 | Walter Livingston | 42 | Head | Carpenter | Iowa |
| 31 | Ann Livingston | 39 | Wife | — | Minnesota |
| 32 | Raymond Livingston | 17 | Son | New Worker | Minnesota |
| 33 | La Verne Livingston | 16 | Son | New Worker | Minnesota |
| 34 | Virginia Livingston | 13 | Daughter | — | Minnesota |
| 35 | Wesley Livingston | 4 | Son | — | Minnesota |
| 36 | Jerome Livingston | 2 | Son | — | Minnesota |
| 37 | Loren Morgan | 21 | Head | Laborer | Minnesota |
| 38 | Lorcille Morgan | 19 | Wife | — | Minnesota |
| 39 | Richard Morgan | 0 | Son | — | Minnesota |
| 40 | Clara Archibald | 78 | Head | — | Minnesota |
Pedigree Summary
Oscar
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 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)