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Emma Olson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bayfield-County, Wisconsin
Our Model Tree links this Emma Olson across the 1930 and 1940 US Censuses in Bayfield-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bayfield-County, Wisconsin |
| Surname | Olson |
| Given Name | Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Town of Bayfield |
| 1935 Residence (County) | Bayfield |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Town Of Bayfield |
| Est. Birth Year | ~1927 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Donald Olson | Son | — | 10 | ~1930 |
| Dale Olson | Son | — | 12 | ~1928 |
| William Olson | Son | — | 17 | ~1923 |
| Betty Olson | Daughter | — | 8 | ~1932 |
| Ida Olson | Spouse | — | 39 | ~1901 |
| Mary Olson | Daughter | — | 7 | ~1933 |
| Eddie Olson | Head | — | 47 | ~1893 |
| Emma Olson | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Bayfield, Wisconsin
Other, age 3
Bayfield, Wisconsin · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Emma |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Finland |
| Can Read/Write | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Bayfield-County, Wisconsin
Daughter, age 13
Bayfield-County, Wisconsin · implied b. ~1927 — 8 household members
| Surname | Olson |
| Given Name | Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Town of Bayfield |
| 1935 Residence (County) | Bayfield |
| Highest Grade | No 7 |
| 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 Emma Olson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Emma Olson
Daughter · 1940 · age 13 · b. ~1927 · Wisconsin
★ You are viewing this record
Sibling
William Olson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Olson
Sibling · 1940 · age 7
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
Dale Olson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Olson
Sibling · 1940 · age 10
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 — Bayfield-County, Wisconsin
Open full size
1940 US Federal Census — Bayfield-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04458-00069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Agnes Vaillancourt | 48 | Wife | — | Michigan |
| 2 | Joseph A Vaillancourt | 75 | Head | Farm Operator | Canada-French |
| 3 | Eddie Olson | 47 | Head | Laborer | Wisconsin |
| 4 | Ida Olson | 39 | Wife | — | Finland |
| 5 | William Olson | 17 | Son | — | Wisconsin |
| 6 | Emma Olson THIS PERSON | 13 | Daughter | — | Wisconsin |
| 7 | Dale Olson | 12 | Son | — | Wisconsin |
| 8 | Donald Olson | 10 | Son | — | Wisconsin |
| 9 | Betty Olson | 8 | Daughter | — | Wisconsin |
| 10 | Mary Jane Olson | 7 | Daughter | — | Wisconsin |
| 11 | Martin E Barber | 54 | Head | Farm Operator | Iowa |
| 12 | Theodore E Puppert | 29 | Head | Farm Cleaning | Wisconsin |
| 13 | Lucy Puppert | 27 | Wife | — | Wisconsin |
| 14 | Raymond Puppert | 7 | Step-son | — | Wisconsin |
| 15 | George Puppert | 5 | Step-son | — | Wisconsin |
| 16 | Arthur A Hermann | 66 | Head | Farm Operator | Wisconsin |
| 17 | Minnie A Hermann | 66 | Wife | — | Wisconsin |
| 18 | Ralph Hermann | 22 | Son | Farm Laborer | Wisconsin |
| 19 | Evelyn Hermann | 22 | Daughter-in-law | — | Wisconsin |
| 20 | Beverly Hermann | 1 | Grand-daughter | — | Wisconsin |
| 21 | Grace O Montreal | 40 | Head | Cook | Iowa |
| 22 | Marie Montreal | 16 | Daughter | Janitor | Wisconsin |
| 23 | Timothy Ireland | 71 | Lodger | — | Canada-French |
| 24 | Peter J Wick | 59 | Head | Stone Mason | Norway |
| 25 | Jennie Wick | 57 | Wife | — | Norway |
| 26 | Louis Larson | 75 | Head | — | Norway |
| 27 | Nicholas A Torvick | 49 | Head | Farm Operator | Czechoslovakia |
| 28 | Mary Torvick | 45 | Wife | — | Czechoslovakia |
| 29 | John Torvick | 25 | Son | Farmer | Illinois |
| 30 | Nicholas Jr Torvick | 22 | Son | Farmer | Illinois |
| 31 | William Torvick | 16 | Son | — | Wisconsin |
| 32 | Mary Torvick | 12 | Daughter | — | Wisconsin |
| 33 | William O Shuga | 42 | Head | Farmer | Czechoslovakia |
| 34 | Bertha Shuga | 36 | Wife | — | Wisconsin |
| 35 | Betty Shuga | 8 | Daughter | — | Wisconsin |
| 36 | William Shuga | 6 | Son | — | Wisconsin |
| 37 | Teddy Shuga | 2 | Son | — | Wisconsin |
| 38 | Katherine Shuga | 85 | Mother | — | Czechoslovakia |
| 39 | Edwin S A Ostvold | 40 | Head | Farmer | Wisconsin |
| 40 | Josephine Ostvold | 33 | Wife | — | Minnesota |
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)