JW
John Wagner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Swift-County, Minnesota
Our Model Tree links this John Wagner across the 1920, 1930 and 1940 US Censuses in Swift-County, Minnesota (XGBoost, ~Confirmed), with identified parents Lena & John — first a head (b.~1902), then head of a 8-person household.
Age 38
b. ~1902
Male
Head
Born: South Dakota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Swift-County, Minnesota |
| Surname | Wagner |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Westbank |
| 1935 Residence (County) | Swift |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 400 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Occupation | Farmer |
| Township / Ward | Westbank |
| Est. Birth Year | ~1902 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Wanda Wagner | Daughter | — | 15 | ~1925 |
| Mary Wagner | Daughter | — | 12 | ~1928 |
| Ruby Wagner | Daughter | — | 1 | ~1939 |
| John Wagner | Head | — | 38 | ~1902 |
| Robert Wagner | Son | — | 1 | ~1939 |
| Leland Wagner | Son | — | 5 | ~1935 |
| Daniel Wagner | Son | — | 3 | ~1937 |
| Bernice Wagner | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Swift, Minnesota
Son, age 17
Swift, Minnesota · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1930
Swift, Minnesota
Other, age 28
Swift, Minnesota · implied b. ~1902 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | John A. |
| Relationship to Head | R |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | South Dakota |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Radio Set | R |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Swift-County, Minnesota
Head, age 38
Swift-County, Minnesota · implied b. ~1902 — 8 household members
| Surname | Wagner |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | South Dakota |
| 1935 Residence (City) | Westbank |
| 1935 Residence (County) | Swift |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 400 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
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 John Wagner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lena Wagner (~0.92 confidence) and father John Wagner (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lena Wagner
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
John Wagner
b. ~1875
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Wagner
Head · 1940 · age 38 · b. ~1902 · 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 — Swift-County, Minnesota
Open full size
1940 US Federal Census — Swift-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01963-00479)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harriet P. Olson | 27 | Wife | — | Minnesota |
| 42 | Robert O. Olson | 6 | Son | — | Minnesota |
| 43 | Wayne Donnamar Olson | 9 | Nice | — | Minnesota |
| 44 | Olaf M. Bjornjeld | 34 | Head | Farmer | North Dakota |
| 45 | Olga B. Bjornjeld | 26 | Sister | — | Minnesota |
| 46 | Rebecca Bjornjeld | 65 | Mother | — | North Dakota |
| 47 | Frank O'Leary | 60 | Head | — | Iowa |
| 48 | Agnes T. O'Leary | 56 | Wife | — | Iowa |
| 49 | J. Russel O'Leary | 26 | Son | Farm Laborer | Iowa |
| 50 | James M. O'Leary | 21 | Son | Farm Laborer | Minnesota |
| 51 | John Wagner THIS PERSON | 38 | Head | Farmer | South Dakota |
| 52 | Bernice A. Wagner | 25 | Wife | — | Minnesota |
| 53 | Wanda L. Wagner | 15 | Daughter | — | Minnesota |
| 54 | Mary J. Wagner | 12 | Daughter | — | Minnesota |
| 55 | Leland J. Wagner | 5 | Son | — | Minnesota |
| 56 | Daniel A. Wagner | 3 | Son | — | Minnesota |
| 57 | Robert N. Wagner | 1 | Son | — | Minnesota |
| 58 | Ruby C. Wagner | 1 | Daughter | — | Minnesota |
| 59 | Henry A. Aarhus | 37 | Head | Farmer | Minnesota |
| 60 | Adeline C. Aarhus | 26 | Wife | — | Washington |
| 61 | Stanley O. Aarhus | 1 | Son | — | Minnesota |
| 62 | Ole O. Aarhus | 75 | Head | Farmer | Norway |
| 63 | Lewis Aarhus | 41 | Son | Farm Laborer | Minnesota |
| 64 | Gilbert M. Aarhus | 40 | Son | Farm Laborer | Minnesota |
| 65 | Joseph B. Aarhus | 35 | Son | Farm Laborer | Minnesota |
| 66 | Thourine Jorgenson | 80 | Head | — | Norway |
| 67 | Becca Jorgenson | 53 | Daughter | — | Minnesota |
| 68 | Nels Jorgenson | 44 | Son | Farmer | Minnesota |
| 69 | Nella Jorgenson | 42 | Daughter | — | Minnesota |
| 70 | Ranne Jorgenson | 40 | Daughter | — | Minnesota |
| 71 | Arthur Amundson | 45 | Head | Farmer | Minnesota |
| 72 | Mabel J. Amundson | 45 | Wife | — | Minnesota |
| 73 | Alfred O. Amundson | 23 | Son | Farm Laborer | Minnesota |
| 74 | Russel V. Amundson | 18 | Son | — | North Dakota |
| 75 | Walter G. Amundson | 14 | Son | — | North Dakota |
| 76 | Kenneth M. Amundson | 11 | Son | — | North Dakota |
| 77 | Darlene E. Amundson | 7 | Daughter | — | Minnesota |
| 78 | Raymond M. Amundson | 21 | Head | Farmer | North Dakota |
| 79 | Winnefred S. Amundson | 19 | Wife | — | Minnesota |
| 80 | Thideman Barduson | 45 | Head | Farmer | Minnesota |
Pedigree Summary
John
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)