MW
Marie Wilson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Codington-County, South Dakota
Our Model Tree links this Marie Wilson across the 1930 and 1940 US Censuses in Codington-County, South Dakota (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 10-person household.
Age 55
b. ~1885
Female
Spouse
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Codington-County, South Dakota |
| Surname | Wilson |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Watertown |
| 1935 Residence (County) | Codington |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Housework |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Housework |
| Township / Ward | Watertown |
| Est. Birth Year | ~1885 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marie | Age | Birth yr |
|---|---|---|---|---|
| Shirley Gerhart | Daughter | — | 10 | ~1930 |
| Vera Gerhart | Daughter | — | 15 | ~1925 |
| Anna Gerhart | Head | — | 38 | ~1902 |
| Ottelia Clausen | Other | — | 22 | ~1918 |
| Charles Andersen | Other | — | 54 | ~1886 |
| Nick Gerhart | Son | — | 19 | ~1921 |
| John Gerhart | Son | — | 7 | ~1933 |
| George Gerhart | Son | — | 22 | ~1918 |
| Melvin Gerhart | Son | — | 17 | ~1923 |
| Marie Wilson | Spouse | — | 55 | ~1885 |
Census Appearances
1930
Codington, South …
Other, age 46
Codington, South Dakota · implied b. ~1884 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Marie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Norway |
| Age at First Marriage | 1890 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Class of Worker | 23 |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Codington-County, South …
Spouse, age 55
Codington-County, South Dakota · implied b. ~1885 — 10 household members
| Surname | Wilson |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Watertown |
| 1935 Residence (County) | Codington |
| Naturalization Status | Naturalized |
| Occupation | Housework |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 Marie Wilson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Marie Wilson
Spouse · 1940 · age 55 · b. ~1885 · South Dakota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Codington-County, South Dakota
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1940 US Federal Census — Codington-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03852-00220)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl Rose Krans | 17 | Son | X | S. Dak |
| 2 | Eva Rose Krans | 16 | Daughter | X | Minnesota |
| 3 | William Rose Krans | 5 | Son | X | S. Dak |
| 4 | Anna B. Gerhart | 38 | Head | — | Germany |
| 5 | George Gerhart | 22 | Son | X | S. Dak |
| 6 | Nick Gerhart | 19 | Son | — | S. Dak |
| 7 | Melvin Gerhart | 17 | Son | — | S. Dak |
| 8 | Vera Ann Gerhart | 15 | Daughter | — | S. Dak |
| 9 | Shirley Rose Gerhart | 10 | Daughter | — | S. Dak |
| 10 | John Gerhart | 7 | Son | — | S. Dak |
| 11 | Charles Andersen | 54 | Lodger | Salesman | S. Dak |
| 12 | Ottelia Clausen | 22 | Lodger | Waitress | S. Dak |
| 13 | Marie Wilson THIS PERSON | 55 | Wife | Housework | Norway |
| 14 | James Wilson | 58 | Head | Mechanic | Illinois |
| 15 | Emma Freemann | 45 | Wife | Housework | Iowa |
| 16 | Harry Freemann | 47 | Head | Laborer | Nebraska |
| 17 | Le Roy Freemann | 18 | Son | — | S. Dak |
| 18 | Arlin Freemann | 15 | Son | — | S. Dak |
| 19 | Nels Berens | 27 | Lodger | — | Sweden |
| 20 | Ida Rehberg | None | — | — | — |
| 21 | Lenard Goodroad | 21 | Head | Road Construct | S. Dak |
| 22 | Verna Goodroad | 22 | Wife | — | S. Dak |
| 23 | Ida Rehberg | 34 | Head | Cook | Germany |
| 24 | Carl Rehberg | 10 | Son | — | Illinois |
| 25 | Robert Rehberg | 5 | Son | — | Illinois |
| 26 | Othel Miller | 24 | Wife | Housework | S. Dak |
| 27 | John French | 27 | Head | Pharmacist | S. Dak |
| 28 | Frances French | 2 | Daughter | — | S. Dak |
| 29 | Lucie Green | 52 | Wife | Housework | Minnesota |
| 30 | Alfred Green | 55 | Head | Milling | Minnesota |
| 31 | Lucille Green | 24 | Daughter | — | Minnesota |
| 32 | Gerald Green | 22 | Son | — | Minnesota |
| 33 | Charles Green | 18 | Son | — | Minnesota |
| 34 | George Green | 12 | Son | — | Minnesota |
| 35 | Lillian Boland | 42 | Wife | — | S. Dak |
| 36 | Leo Boland | 44 | Head | Salesman | Iowa |
| 37 | Dorothy Boland | 20 | Daughter | — | S. Dak |
| 38 | John Boland | 15 | Son | — | S. Dak |
| 39 | Paul M. Posey | 44 | Head | Bridge Building | Minnesota |
| 40 | Hilda Posey | 49 | Wife | Dry Cleaners | S. Dak |
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)