WP
William Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wadena-County, Minnesota
Our Model Tree links this William Peterson across the 1920, 1930 and 1940 US Censuses in Wadena-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 4-person household.
Age 61
b. ~1879
Male
Head
Born: Germany
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wadena-County, Minnesota |
| Surname | Peterson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | North Germany Township |
| 1935 Residence (County) | Wadena |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | G 7 |
| 1935 Residence | Same House |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Occupation | Farmer |
| Township / Ward | North Germany Township |
| Est. Birth Year | ~1879 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Peterson | Head | — | 61 | ~1879 |
| Harvey Peterson | Son | — | 16 | ~1924 |
| Kenneth Peterson | Son | — | 21 | ~1919 |
| Ella Peterson | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Wadena, Minnesota
Head, age 40
Wadena, Minnesota · implied b. ~1880 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1876 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | Home Farm |
| Class of Worker | OA |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Germany |
| Year of Naturalization | 1900 |
| Birthplace (normalized) | germany |
1930
Wadena, Minnesota
Head, age 51
Wadena, Minnesota · implied b. ~1879 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | William I |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1884 |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Wadena-County, Minnesota
Head, age 61
Wadena-County, Minnesota · implied b. ~1879 — 4 household members
| Surname | Peterson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | North Germany Township |
| 1935 Residence (County) | Wadena |
| Naturalization Status | Naturalized |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | G 7 |
| 1935 Residence | Same House |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 William Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Peterson
Head · 1940 · age 61 · b. ~1879 · Minnesota
★ 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 — Wadena-County, Minnesota
Open full size
1940 US Federal Census — Wadena-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01966-00149)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald Mc Donald | 11 | Son | — | Minnesota |
| 2 | Wilbur Mc Donald | 9 | Son | — | Minnesota |
| 3 | Adolph Steinke | 33 | Head | Farmer | Minnesota |
| 4 | Anna Steinke | 24 | Wife | — | Minnesota |
| 5 | Eugene Steinke | 6 | Son | — | Minnesota |
| 6 | Reinhard Steinke | 62 | Head | Farmer | Germany |
| 7 | Ida Steinke | 56 | Wife | — | Germany |
| 8 | Hulda Steinke | 22 | Daughter | Housework | Minnesota |
| 9 | Arnold Steinke | 17 | Son | Laborer | Minnesota |
| 10 | Edwin Steinke | 15 | Son | — | Minnesota |
| 11 | Emelie Steinkraus | 54 | Head | — | Germany |
| 12 | Albert Steinkraus | 26 | Son | — | Minnesota |
| 13 | Arthur Steinkraus | 25 | Son | Farmer | Minnesota |
| 14 | Walter J. Steinkraus | 21 | Son | Field Work | Minnesota |
| 15 | Luella Steinkraus | 18 | Daughter | House Work | Minnesota |
| 16 | Walter Hanson | 33 | Head | Farmer | Minnesota |
| 17 | Lydia Hanson | 27 | Wife | — | Minnesota |
| 18 | Melvin Hanson | 7 | Son | — | Minnesota |
| 19 | Marilyn Hanson | 2 | Daughter | — | Minnesota |
| 20 | Alexandria Boddin | 47 | Head | Farmer | Germany |
| 21 | Margaretha Boddin | 41 | Wife | — | Minnesota |
| 22 | William Peterson THIS PERSON | 61 | Head | Farmer | Germany |
| 23 | Ella Peterson | 55 | Wife | — | Wisconsin |
| 24 | Kenneth Peterson | 21 | Son | Laborer | Minnesota |
| 25 | Harvey Peterson | 16 | Son | Laborer | Minnesota |
| 26 | Eva Schwab | 49 | Head | — | Ohio |
| 27 | Mark Schwab | 17 | Son | Farmer | Minnesota |
| 28 | Roderick Schwab | 10 | Son | — | Minnesota |
| 29 | Thomas Schwab | 8 | Son | — | Minnesota |
| 30 | John Roergaard | 65 | Head | — | Minnesota |
| 31 | Ella Roergaard | 49 | Wife | — | Iowa |
| 32 | Harold Roergaard | 24 | Son | Farmer | Minnesota |
| 33 | David Roergaard | 10 | Son | — | Minnesota |
| 34 | Frank Schwab | 28 | Head | Farmer | Kansas |
| 35 | Marie Schwab | 23 | Wife | — | Iowa |
| 36 | Monica Schwab | 1 | Daughter | — | Minnesota |
| 37 | Elaine Schwab | 0 | Daughter | — | Minnesota |
| 38 | Grace Harmes | 27 | Boarder | Teacher | Minnesota |
| 39 | Glen Forsberg | 27 | Head | Laborer | Minnesota |
| 40 | Nina Forsberg | 21 | 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)