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Ruth Larson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Oconto-County, Wisconsin
Our Model Tree links this Ruth Larson across the 1930 and 1940 US Censuses in Oconto-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oconto-County, Wisconsin |
| Surname | Larson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Oconto |
| 1935 Residence (County) | Oconto |
| Additional Details | |
| Industry | S |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Maple Valley Township |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Idis Larson | Daughter | — | 5 | ~1935 |
| James Larson | Son | — | 2 | ~1938 |
| Ruth Larson | Daughter | — | 12 | ~1928 |
| Carl Larson | Son | — | 17 | ~1923 |
| May Larson | Daughter | — | 15 | ~1925 |
| Alma Larson | Spouse | — | 37 | ~1903 |
| Edward Larson | Head | — | 40 | ~1900 |
| Roger Larson | Son | — | 10 | ~1930 |
Census Appearances
1930
Oconto, Wisconsin
Daughter, age 2
Oconto, Wisconsin · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| 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 |
| Occupation | none |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Oconto-County, Wisconsin
Daughter, age 12
Oconto-County, Wisconsin · implied b. ~1928 — 8 household members
| Surname | Larson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Oconto |
| 1935 Residence (County) | Oconto |
| Industry | S |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Wisconsin |
| 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 Larson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Larson
Daughter · 1940 · age 12 · b. ~1928 · Wisconsin
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Sibling
May Larson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Larson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roger Larson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Larson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Idis Larson
Sibling · 1940 · age 5
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 — Oconto-County, Wisconsin
Open full size
1940 US Federal Census — Oconto-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04506-00334)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alfred Hoffmann | 46 | Head | Laborer | Wisconsin |
| 2 | Mina Hoffmann | 43 | Wife | — | Wisconsin |
| 3 | Keith Hoffmann | 21 | Son | Laborer | Wisconsin |
| 4 | June Hoffmann | 17 | Daughter | — | Wisconsin |
| 5 | Robert Hoffmann | 15 | Son | — | Wisconsin |
| 6 | Nola Hoffmann | 11 | Daughter | — | Wisconsin |
| 7 | Edward Larson | 40 | Head | Laborer | Wisconsin |
| 8 | Alma Larson | 37 | Wife | — | Wisconsin |
| 9 | Carl Larson | 17 | Son | Laborer | Michigan |
| 10 | May Larson | 15 | Daughter | — | Wisconsin |
| 11 | Ruth Larson THIS PERSON | 12 | Daughter | — | Wisconsin |
| 12 | Roger Larson | 10 | Son | — | Wisconsin |
| 13 | Idis Larson | 5 | Daughter | — | Wisconsin |
| 14 | James Larson | 2 | Son | — | Wisconsin |
| 15 | James P. Jensen | 71 | Head | Laborer | Denmark |
| 16 | Margaret Jensen | 58 | Wife | — | Scotland |
| 17 | Christen Christensen | 56 | Head | Laborer | Denmark |
| 18 | Michael Schafrik | 55 | Head | Laborer | Russia |
| 19 | Wanda Schafrik | 48 | Wife | — | Russia |
| 20 | Elsie Schafrik | 21 | Daughter | — | Michigan |
| 21 | Clarence Schafrik | 20 | Son | Laborer | Wisconsin |
| 22 | Walter Schafrik | 17 | Son | Laborer | Wisconsin |
| 23 | Esther Schafrik | 16 | Daughter | — | Wisconsin |
| 24 | Erna Schafrik | 14 | Daughter | — | Wisconsin |
| 25 | Dorothy Schafrik | 9 | Daughter | — | Wisconsin |
| 26 | Alvin Schafrik | 6 | Son | — | Wisconsin |
| 27 | Conrad Christensen | 37 | Head | Laborer | Wisconsin |
| 28 | Merna Christensen | 35 | Wife | — | Wisconsin |
| 29 | Vernon Christensen | 14 | Son | Laborer | Wisconsin |
| 30 | Elton Christensen | 11 | Son | — | Wisconsin |
| 31 | Dorothy Christensen | 7 | Daughter | — | Wisconsin |
| 32 | Marvin Christensen | 4 | Son | — | Wisconsin |
| 33 | George Zeitler | 34 | Head | Laborer | Wisconsin |
| 34 | Frances Zeitler | 43 | Sister | — | Wisconsin |
| 35 | Mary Zeitler | 72 | Mother | — | Wisconsin |
| 36 | Nels Anderson | 60 | Head | Laborer | Denmark |
| 37 | Elinor Anderson | 47 | Wife | — | Wisconsin |
| 38 | Arlene Anderson | 19 | Daughter | — | Wisconsin |
| 39 | Robert Anderson | 17 | Son | Laborer | Wisconsin |
| 40 | Isabelle Anderson | 15 | Daughter | — | 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)