MS
Mary Schmitt — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Mary Schmitt across the 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 3-person household.
Age 53
b. ~1887
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Schmitt |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | St. Louis (City) |
| 1935 Residence (County) | St. Louis City |
| Additional Details | |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1887 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Schmitt | Head | — | 57 | ~1883 |
| John Schmitt | Son | — | 31 | ~1909 |
| Mary Schmitt | Spouse | — | 53 | ~1887 |
Census Appearances
1930
St Louis, …
Other, age 42
St Louis, Missouri · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmitt |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 19 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
St.-Louis-City-County, Missouri
Spouse, age 53
St.-Louis-City-County, Missouri · implied b. ~1887 — 3 household members
| Surname | Schmitt |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | St. Louis (City) |
| 1935 Residence (County) | St. Louis City |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Schmitt across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Schmitt
Spouse · 1940 · age 53 · b. ~1887 · Missouri
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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 — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02192-00675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles O. Peach | 32 | Brother | Machinist | Missouri |
| 2 | Joseph Benel | 36 | Head | Salesman | Missouri |
| 3 | Ruth Benel | 34 | Wife | — | Missouri |
| 4 | Joseph Jr. Benel | 3 | Son | — | Missouri |
| 5 | John R. Schmitt | 57 | Head | General Foreman | Missouri |
| 6 | Mary Schmitt THIS PERSON | 53 | Wife | — | Nebraska |
| 7 | John R. Jr. Schmitt | 31 | Son | Chiropractor | Missouri |
| 8 | Emil Jr. Heinrich | 30 | Head | Bartender | Missouri |
| 9 | Abbie Heinrich | 27 | Wife | — | Missouri |
| 10 | Emil Sr. Heinrich | 62 | Father | Proprietor | Missouri |
| 11 | Elizabeth Heick | 77 | Head | — | Germany |
| 12 | Arthur P. Hager | 61 | Head | Tailor | Illinois |
| 13 | Jessie Hager | 47 | Wife | — | Missouri |
| 14 | August Grevis | 53 | Head | Elevator Op | Germany |
| 15 | Anna Grevis | 47 | Wife | — | Germany |
| 16 | Lillian Grevis | 27 | Daughter | Secretary | Missouri |
| 17 | Robert Pahl | 45 | Head | Salesman | Missouri |
| 18 | Helen Pahl | 45 | Wife | — | Missouri |
| 19 | Joyce Pahl | 17 | Daughter | — | Missouri |
| 20 | Robert Jr. Pahl | 9 | Son | — | Missouri |
| 21 | Martin Hoerner | 60 | Head | Meat Cutter | Missouri |
| 22 | Anna D. Hoerner | 55 | Wife | — | Missouri |
| 23 | Preston E. Keithly | 49 | Head | Clerk | Missouri |
| 24 | Mabel F. Keithly | 49 | Wife | — | Illinois |
| 25 | John R. Keithly | 22 | Son | — | Missouri |
| 26 | August G. Stollman | 65 | Head | Contractor | Missouri |
| 27 | Eva Stollman | 58 | Wife | — | Illinois |
| 28 | Marie Rotter | 72 | Head | — | Austria |
| 29 | Charles L. Stadler | 54 | Head | Clerk-Traffic | Illinois |
| 30 | Freda Stadler | 53 | Wife | — | Illinois |
| 31 | Cecilia Crawford | 38 | Head | Clerk | Missouri |
| 32 | Viola Crawford | 35 | Sister | Clerk | Missouri |
| 33 | Joseph Fischman | 49 | Head | Salesman | New York |
| 34 | Blanche Fischman | 45 | Wife | — | Illinois |
| 35 | Elizabeth Kronenkamp | 57 | Head | — | Missouri |
| 36 | Frank J. Kronenkamp | 57 | Husband | Fireman | Missouri |
| 37 | Joseph B. Carnie | 41 | Head | Adjuster | Missouri |
| 38 | Mary Carnie | 35 | Wife | Shoe Repairer | Kentucky |
| 39 | Frances Kullman | 46 | Head | Clerk | Illinois |
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)