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Margaret Wagner — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Codington-County, South Dakota
Our Model Tree links this Margaret Wagner across the 1930 and 1940 US Censuses in Codington-County, South Dakota (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 7-person household.
Age 19
b. ~1921
Female
Daughter
Born: South Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Codington-County, South Dakota |
| Surname | Wagner |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | Kranzburg Township |
| 1935 Residence (County) | Codington |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Township / Ward | Kranzburg Township |
| Est. Birth Year | ~1921 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| William Wagner | Son | — | 16 | ~1924 |
| Francis Wagner | Son | — | 23 | ~1917 |
| Eileen Wagner | Daughter | — | 11 | ~1929 |
| Mary Wagner | Spouse | — | 47 | ~1893 |
| Margaret Wagner | Daughter | — | 19 | ~1921 |
| Kathleen Wagner | Daughter | — | 13 | ~1927 |
| Mike Wagner | Head | — | 52 | ~1888 |
Census Appearances
1930
Codington, South …
Daughter, age 9
Codington, South Dakota · implied b. ~1921 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | South Dakota |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Codington-County, South …
Daughter, age 19
Codington-County, South Dakota · implied b. ~1921 — 7 household members
| Surname | Wagner |
| Given Name | Margaret |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | Kranzburg Township |
| 1935 Residence (County) | Codington |
| 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 Margaret Wagner across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Wagner
Daughter · 1940 · age 19 · b. ~1921 · South Dakota
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Sibling
Kathleen Wagner
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Wagner
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Wagner
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Wagner
Sibling · 1940 · age 23
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 — Codington-County, South Dakota
Open full size
1940 US Federal Census — Codington-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03852-00122)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ann Schmieding | 27 | daughter | Egg Candler | South Dakota |
| 2 | Melvin Schmieding | 24 | son | Laborer | South Dakota |
| 3 | Rita Schmieding | 11 | daughter | — | South Dakota |
| 4 | Fred Miller | 48 | Head | Farmer | South Dakota |
| 5 | Mamie Miller | 38 | Wife | — | South Dakota |
| 6 | Yvonne Miller | 7 | son | — | South Dakota |
| 7 | Loretta Miller | 6 | daughter | — | South Dakota |
| 8 | Leone Miller | 5 | daughter | — | South Dakota |
| 9 | Edward Miller | 52 | Brother | Farmer | South Dakota |
| 10 | Henry Ries | 54 | man | Laborer | South Dakota |
| 11 | Ben Wagner | 63 | Head | Farmer | South Dakota |
| 12 | Helen Wagner | 30 | daughter | — | South Dakota |
| 13 | Frank Kuhn | 52 | laborer | Laborer | South Dakota |
| 14 | Peter Trity | 32 | Head | Farmer | South Dakota |
| 15 | Anna Trity | 25 | Wife | — | Germany |
| 16 | Henry Trity | 3 | son | — | South Dakota |
| 17 | Donald Trity | 2 | son | — | South Dakota |
| 18 | Shirley Trity | 1 | daughter | — | South Dakota |
| 19 | Patricia Trity | 0 | daughter | — | South Dakota |
| 20 | Bernard Gueuss | 37 | Hired man | Laborer | Missouri |
| 21 | Joe Mclaughlin | 66 | Head | Farmer | Iowa |
| 22 | Ellen Mclaughlin | 55 | Wife | — | Scotland |
| 23 | Mike Wagner | 52 | Head | Farmer | South Dakota |
| 24 | Mary Wagner | 47 | Wife | — | Iowa |
| 25 | Francis Wagner | 23 | son | Laborer | South Dakota |
| 26 | Margaret Wagner THIS PERSON | 19 | daughter | — | South Dakota |
| 27 | William Wagner | 16 | son | — | South Dakota |
| 28 | Kathleen Wagner | 13 | daughter | — | South Dakota |
| 29 | Eileen Wagner | 11 | daughter | — | South Dakota |
| 30 | Hubert Ries | 41 | Head | Farmer | South Dakota |
| 31 | Flora Ries | 40 | Wife | — | South Dakota |
| 32 | Donald Ries | 14 | son | — | South Dakota |
| 33 | Donna Mae Ries | 11 | daughter | — | South Dakota |
| 34 | Rita Mae Ries | 7 | daughter | — | South Dakota |
| 35 | Vincent Ries | 4 | son | — | South Dakota |
| 36 | James Hardy | 70 | man | Laborer | Missouri |
| 37 | Joe Brage | 32 | Head | Farmer | South Dakota |
| 38 | Eldon Brage | 33 | Wife | — | South Dakota |
| 39 | Gerald Brage | 12 | son | — | South Dakota |
| 40 | Ronald Brage | 6 | son | — | South Dakota |
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)