MW
Mary Wagner — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bay-County, Michigan
Our Model Tree links this Mary Wagner across the 1930 and 1940 US Censuses in Bay-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 15-person household.
Age 45
b. ~1895
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bay-County, Michigan |
| Surname | Wagner |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Williams |
| 1935 Residence (County) | Bay |
| Additional Details | |
| Class of Worker | H |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Williams |
| Est. Birth Year | ~1895 |
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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Wagner | Daughter | — | 6 | ~1934 |
| Edith Wagner | Daughter | — | 7 | ~1933 |
| Dorothy Wagner | Daughter | — | 4 | ~1936 |
| Ella Wagner | Daughter | — | 17 | ~1923 |
| Mary Wagner | Daughter | — | 14 | ~1926 |
| Alice Wagner | Daughter | — | 10 | ~1930 |
| Eleanora Wagner | Daughter | — | 9 | ~1931 |
| Ruth Wagner | Daughter | — | 18 | ~1922 |
| John Wagner | Head | — | 47 | ~1893 |
| Fredrica Hamann | Other | — | 86 | ~1854 |
| John Wagner | Son | — | 16 | ~1924 |
| Walter Wagner | Son | — | 12 | ~1928 |
| Raymond Wagner | Son | — | 21 | ~1919 |
| Elmer Wagner | Son | — | 20 | ~1920 |
| Mary Wagner | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Bay, Michigan
Spouse, age 35
Bay, Michigan · implied b. ~1895 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Bay-County, Michigan
Spouse, age 45
Bay-County, Michigan · implied b. ~1895 — 15 household members
| Surname | Wagner |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Williams |
| 1935 Residence (County) | Bay |
| Class of Worker | H |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Mary Wagner across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Wagner
Spouse · 1940 · age 45 · b. ~1895 · Michigan
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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 — Bay-County, Michigan
Open full size
1940 US Federal Census — Bay-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01729-00604)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H Wagner | 47 | Head | Farmer | Michigan |
| 2 | Mary Wagner THIS PERSON | 45 | Wife | — | Michigan |
| 3 | Raymond Wagner | 21 | Son | Carpenter | Michigan |
| 4 | Elmer Wagner | 20 | Son | — | Michigan |
| 5 | Ruth Wagner | 18 | Daughter | Laborer | Michigan |
| 6 | Ella Wagner | 17 | Daughter | — | Michigan |
| 7 | John Wagner | 16 | Son | — | Michigan |
| 8 | Mary Wagner | 14 | Daughter | — | Michigan |
| 9 | Walter Wagner | 12 | Son | — | Michigan |
| 10 | Alice Wagner | 10 | Daughter | — | Michigan |
| 11 | Eleanora Wagner | 9 | Daughter | — | Michigan |
| 12 | Edith Wagner | 7 | Daughter | — | Michigan |
| 13 | Gertrude Wagner | 6 | Daughter | — | Michigan |
| 14 | Dorothy Wagner | 4 | Daughter | — | Michigan |
| 15 | Fredrica Hamann | 86 | Mother-in-law | — | Germany |
| 16 | Otto Krueger | 48 | Head | Farmer | Illinois |
| 17 | Marie Krueger | 43 | Wife | — | Michigan |
| 18 | Catherine Krueger | 18 | Daughter | — | Michigan |
| 19 | Chester Krueger | 12 | Son | — | Michigan |
| 20 | Nancy Krueger | 2 | Daughter | — | Michigan |
| 21 | Allen Beattie | 86 | Father | — | Ohio |
| 22 | William Davis | 64 | Head | Farmer | Michigan |
| 23 | Bertha Davis | 63 | Wife | — | Michigan |
| 24 | Mary Myers | 77 | Mother | — | New York |
| 25 | Charles Johnson | 83 | Head | Farmer | Sweden |
| 26 | Emma Johnson | 77 | Wife | — | Sweden |
| 27 | Carl Johnson | 43 | Son | Farmer | Michigan |
| 28 | Aloysius Rytlewski | 47 | Head | Farmer | Michigan |
| 29 | Eva Rytlewski | 37 | Wife | — | Michigan |
| 30 | Rita Rytlewski | 11 | Daughter | — | Michigan |
| 31 | Gertrude Rytlewski | 10 | Daughter | — | Michigan |
| 32 | Delphine Rytlewski | 9 | Daughter | — | Michigan |
| 33 | Erwin Rytlewski | 5 | Son | — | Michigan |
| 34 | James Rytlewski | 2 | Son | — | Michigan |
| 35 | Father Clements | None | M | — | — |
| 36 | George Spengler | 57 | Head | Farmer | Michigan |
| 37 | Minnie Spengler | 47 | Wife | — | Michigan |
| 38 | Esther Spengler | 16 | Daughter | — | Michigan |
| 39 | Marie Spengler | 13 | Daughter | — | Michigan |
| 40 | Sam Nelson | 75 | Son | — | Michigan |
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)