OS
Oscar Swanson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this Oscar Swanson across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed), with identified parents Charles & Anna — first a head (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Male
Head
Born: Oregon
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Swanson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | Grain Handler |
| Industry | Dock |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Grain Handler |
| Township / Ward | Portland City |
| Est. Birth Year | ~1896 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Geraldine Swanson | Daughter | — | 9 | ~1931 |
| Oscar Swanson | Head | — | 44 | ~1896 |
| Ellen Swanson | Spouse | — | 38 | ~1902 |
| Harold Erickson | Other | — | 20 | ~1920 |
Census Appearances
1920
Multnomah, Oregon
Son, age 24
Multnomah, Oregon · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Oscar W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Multnomah, Oregon
Head, age 34
Multnomah, Oregon · implied b. ~1896 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Oregon |
| Age at First Marriage | 28 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Grain handler |
| Industry | Public docks |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Radio Set | R |
| Veteran | No |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Multnomah-County, Oregon
Head, age 44
Multnomah-County, Oregon · implied b. ~1896 — 4 household members
| Surname | Swanson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Occupation | Grain Handler |
| Industry | Dock |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Charles Swanson (~0.92 confidence) and mother Anna Swanson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Swanson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Anna Swanson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Swanson
Head · 1940 · age 44 · b. ~1896 · Oregon
★ 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 — Multnomah-County, Oregon
Open full size
1940 US Federal Census — Multnomah-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03392-00210)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Johnson, Juanita Child | 30 | Daughter | Maid | Kansas |
| 42 | Lois Child | 20 | Daughter | — | Idaho |
| 43 | Jack Vetter | 25 | Head | Moulder | Oregon |
| 44 | Genevieve A Vetter | 21 | Wife | — | Washington |
| 45 | Thomas Vetter | 2 | Son | — | Oregon |
| 46 | Henry Nehren | 73 | Head | — | Oregon |
| 47 | Mary A Nehren | 63 | Wife | — | Poland |
| 48 | Justis R Kenson | 43 | Head | Longshoreman | Iowa |
| 49 | Irene Kenson | 32 | Wife | — | Michigan |
| 50 | Darlene Kenson | 3 | Daughter | — | Oregon |
| 51 | Delbert Kenson | 2 | Son | — | Oregon |
| 52 | Louis B Palmer | 37 | Head | Laborer | Oregon |
| 53 | Emma Palmer | 37 | Wife | — | Canada |
| 54 | Donald Palmer | 8 | Son | — | California |
| 55 | Emalou Palmer | 4 | Daughter | — | Oregon |
| 56 | Mary Kochenyos | 70 | Head | — | Ireland |
| 57 | Frank S Kochenyos | 42 | Son | Clerk | Oregon |
| 58 | Marie C Kochenyos | 34 | Daughter | Clerk | Oregon |
| 59 | Ralph L Jackson | 26 | Head | Salesman | Iowa |
| 60 | Mable I Jackson | 26 | Wife | — | Oregon |
| 61 | Neil Jackson | 1 | Son | — | Oregon |
| 62 | Ira B Garnette | 56 | Head | Cook | Kansas |
| 63 | Carl Denham | 32 | Head | Machinist Helper | Denmark |
| 64 | Mildred V Denham | 33 | Wife | Nurse | Minnesota |
| 65 | Donald Denham | 4 | Son | — | Oregon |
| 66 | David Denham | 1 | Son | — | Oregon |
| 67 | Hulda Lindshorg | 54 | Mother-in-law | — | Illinois |
| 68 | Ludvig Larson | 69 | Head | Cook | Norway |
| 69 | Ellen Larson | 67 | Wife | — | Minnesota |
| 70 | John Connolly | 73 | Head | — | Ireland |
| 71 | Alice E Connolly | 66 | Wife | — | Kansas |
| 72 | Mary Francis Connolly | 25 | Daughter | Nurse | Oregon |
| 73 | William P Connolly | 24 | Son | Salesman | Oregon |
| 74 | Etta W Randle | 73 | Head | — | Illinois |
| 75 | (Here Ends Block 140) | None | — | — | — |
| 76 | Oscar Swanson THIS PERSON | 44 | Head | Grain Handler | Oregon |
| 77 | Ellen R Swanson | 38 | Wife | — | Sweden |
| 78 | Geraldine Swanson | 9 | Daughter | — | Oregon |
| 79 | Harold Erickson | 20 | Step-son | Professional Baseball Player | Oregon |
| 80 | William Truman | 39 | Head | Clerk | Oregon |
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)