RO
Ruth Olson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Trempealeau-County, Wisconsin
Our Model Tree links this Ruth Olson across the 1930 and 1940 US Censuses in Trempealeau-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 13-person household.
Age 12
b. ~1928
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Trempealeau-County, Wisconsin |
| Surname | Olson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Preston Town |
| 1935 Residence (County) | Trempealeau |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Preston Town |
| Est. Birth Year | ~1928 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Inez Olson | Daughter | — | 9 | ~1931 |
| Odell Olson | Son | — | 17 | ~1923 |
| Helen Olson | Daughter | — | 2 | ~1938 |
| James Olson | Son | — | 5 | ~1935 |
| Edna Olson | Daughter | — | 20 | ~1920 |
| Ruth Olson | Daughter | — | 12 | ~1928 |
| Oscar Olson | Head | — | 55 | ~1885 |
| Edwin Olson | Son | — | 25 | ~1915 |
| August Olson | Other | — | 46 | ~1894 |
| Betty Olson | Daughter | — | 8 | ~1932 |
| Norman Olson | Son | — | 10 | ~1930 |
| Clara Olson | Daughter | — | 14 | ~1926 |
| Belle Olson | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Trempealeau, Wisconsin
Daughter, age 2
Trempealeau, Wisconsin · implied b. ~1928 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Trempealeau-County, Wisconsin
Daughter, age 12
Trempealeau-County, Wisconsin · implied b. ~1928 — 13 household members
| Surname | Olson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Preston Town |
| 1935 Residence (County) | Trempealeau |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Ruth Olson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Olson
Daughter · 1940 · age 12 · b. ~1928 · Wisconsin
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Sibling
Edna Olson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Olson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Odell Olson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Olson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Inez Olson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Olson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Olson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Olson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Olson
Sibling · 1940 · age 25
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 — Trempealeau-County, Wisconsin
Open full size
1940 US Federal Census — Trempealeau-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04529-00568)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Geraldine Johnstad | 23 | Wife | — | Wisconsin |
| 42 | Errolson Johnstad | 1 | Son | — | Wisconsin |
| 43 | Clarence Brason | 41 | Head | Farmer | Wisconsin |
| 44 | Nora Brason | 37 | Wife | — | Wisconsin |
| 45 | Maynard Brason | 15 | Son | — | Wisconsin |
| 46 | Harriet Brason | 15 | Daughter | — | Wisconsin |
| 47 | Helen D. Brason | 7 | Daughter | — | Wisconsin |
| 48 | Doris Brason | 5 | Daughter | — | Wisconsin |
| 49 | Donna Mae Brason | 3 | Daughter | — | Wisconsin |
| 50 | Richard D. Brason | 1 | Son | — | Wisconsin |
| 51 | Jane Braves | 80 | Head | — | Wisconsin |
| 52 | M. Braves | 37 | Son | Attendant | Wisconsin |
| 53 | Oscar E. Olson | 55 | Head | Farmer | Wisconsin |
| 54 | Belle Olson | 46 | Wife | — | Wisconsin |
| 55 | Edwin Olson | 25 | Son | Farmer | Wisconsin |
| 56 | Edna Olson | 20 | Daughter | — | Wisconsin |
| 57 | Odell Olson | 17 | Son | Farmer | Wisconsin |
| 58 | Ruth Olson THIS PERSON | 12 | Daughter | — | Wisconsin |
| 59 | Norman Olson | 10 | Son | — | Wisconsin |
| 60 | Inez Olson | 9 | Daughter | — | Wisconsin |
| 61 | Betty Jane Olson | 8 | Daughter | — | Wisconsin |
| 62 | James Olson | 5 | Son | — | Wisconsin |
| 63 | Helen Olson | 2 | Daughter | — | Wisconsin |
| 64 | Clara Olson | 14 | Daughter | — | Wisconsin |
| 65 | August Olson | 46 | Brother | Farmer | Wisconsin |
| 66 | Julius O. Stenberg | 35 | Head | Farmer | Wisconsin |
| 67 | Nell Stenberg | 34 | Wife | — | Wisconsin |
| 68 | Selmer Knutson | 36 | Head | Farmer | Wisconsin |
| 69 | Belinda Knutson | 30 | Wife | — | Wisconsin |
| 70 | Laverne Knutson | 11 | Son | — | Wisconsin |
| 71 | Vera Knutson | 7 | Daughter | — | Wisconsin |
| 72 | Knut Flaten | 72 | Head | Farmer | Norway |
| 73 | Peter O. Flaten | 58 | Brother | Farmer | Norway |
| 74 | Gilbert Halverson | 76 | Brother | Farmer | Norway |
| 75 | Raymond Halverson | 21 | Nephew | Farmer | Minnesota |
| 76 | Milton Strand | 37 | Head | Farmer | Wisconsin |
| 77 | Gladys Strand | 33 | Wife | — | Wisconsin |
| 78 | Gailen Strand | 4 | Son | — | Wisconsin |
| 79 | Vinda Kay Strand | 2 | Daughter | — | Wisconsin |
| 80 | Lloyd Herried | 46 | Head | Laborer | Wisconsin |
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)