MS
Mary Schneider — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Clair, Michigan
Our Model Tree links this Mary Schneider across the 1930 and 1940 US Censuses in St Clair, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 9-person household.
Age 40
b. ~1890
Female
Spouse
Born: Russia
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | St Clair, Michigan |
| Surname | Schneider |
| Given Name | Mary K. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Alien |
| Year of Immigration | 1911 |
| Age at First Marriage | 19 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | St Clair City |
| Est. Birth Year | ~1890 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hattie Schneider | Daughter | — | 10 | ~1920 |
| Amelia Schneider | Daughter | — | ~1930 | |
| Catherine Schneider | Daughter | — | 17 | ~1913 |
| Henry Schneider | Head | — | 40 | ~1890 |
| John Schneider | Son | — | 5 | ~1925 |
| Fred Schneider | Son | — | 2 | ~1928 |
| Chris Schneider | Son | — | 18 | ~1912 |
| Henry Schneider | Son | — | 12 | ~1918 |
| Mary Schneider | Spouse | — | 40 | ~1890 |
Census Appearances
1930
St Clair, …
Spouse, age 40
St Clair, Michigan · implied b. ~1890 — 9 household members
| Surname | Schneider |
| Given Name | Mary K. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Alien |
| Year of Immigration | 1911 |
| Age at First Marriage | 19 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
St.-Clair-County, Michigan
Spouse, age 51
St.-Clair-County, Michigan · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schneider |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | St. Clair |
| 1935 Residence (County) | St. Clair |
| Naturalization Status | Alien |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Schneider across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Schneider
Spouse · 1930 · age 40 · b. ~1890 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — St Clair, Michigan
Open full size
1930 US Federal Census — St Clair, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1025:0820)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Melvin L. Blaure | 33 | Head | Electrician | Michigan |
| 52 | Marie H. Blaure | 27 | Wife | None | Michigan |
| 53 | Katherine E. Blaure | 9 | Daughter | None | Michigan |
| 54 | Doris H. Blaure | 5 | Daughter | None | Michigan |
| 55 | Eugene Mayhue | 49 | Head | Assistant Foreman | Canada French |
| 56 | Catherine E. Mayhue | 50 | Wife | None | New Jersey |
| 57 | Eugene N. Mayhue | 22 | Son | Tester Maker | Michigan |
| 58 | Edward J. Gould | 59 | Head | Pan Tender | Michigan |
| 59 | Ida M. Gould | 55 | Wife | None | Michigan |
| 60 | Raphael E. Gould | 26 | Son | Cooper | Michigan |
| 61 | John Schuman | 33 | Head | Salt Block Maker | Russia |
| 62 | Ottie Schuman | 25 | Wife | None | Russia |
| 63 | John A. Schuman | 1 | Son | None | Michigan |
| 64 | David R. Schuman | 0 | Son | None | Michigan |
| 65 | Albert G. Minor | 35 | Head | Foreman | Michigan |
| 66 | Ethel G. Minor | 23 | Wife | None | Michigan |
| 67 | Jeanne L. Minor | 0 | Daughter | None | Michigan |
| 68 | Jerry Sebilla | 47 | Head | Carpenter | Michigan |
| 69 | Carrie E. Sebilla | 45 | Wife | Laundress | Michigan |
| 70 | Bessie V. Sebilla | 23 | Son | Inspector | Michigan |
| 71 | Harold S. Sebilla | 15 | Son | None | Michigan |
| 72 | Verna M. Sebilla | 12 | Daughter | None | Michigan |
| 73 | Frank J. La March | 32 | Head | Laborer | Canada French |
| 74 | Harriet S. La March | 22 | Wife | None | Michigan |
| 75 | Harold F. La March | 3 | Son | None | Michigan |
| 76 | Marian Ester | 17 | Boarder | Sewing | Michigan |
| 77 | Wilfred J. Hessy | 31 | Head | Truck Driver | Canada English |
| 78 | Gert M. Hessy | 31 | Wife | Filler | Canada English |
| 79 | Lucile S. Bontrager | 23 | Head | None | Michigan |
| 80 | Janice L. Bontrager | 4 | Daughter | None | Michigan |
| 81 | Phillip F. | 60 | Father-in-law | Laborer | Michigan |
| 82 | Frances P. | 57 | Mother-in-law | None | Michigan |
| 83 | Henry Schneider | 40 | Head | Laborer | Russia |
| 84 | Mary K. Schneider THIS PERSON | 40 | Wife | None | Russia |
| 85 | Chris Schneider | 18 | Son | Laborer | Russia |
| 86 | Catherine M. Schneider | 17 | Daughter | Packing Salt | Illinois |
| 87 | Henry Schneider | 12 | Son | None | Illinois |
| 88 | Hattie Schneider | 10 | Daughter | None | Illinois |
| 89 | John Schneider | 5 | Son | None | Michigan |
| 90 | Fred Schneider | 2 | Son | None | Michigan |
| 91 | Amelia Schneider | 0 | Daughter | None | Michigan |
| 92 | Edward L. Grisse | 43 | Head | Assembling | Michigan |
| 93 | Lena C. Grisse | 33 | Wife | None | Michigan |
| 94 | Frances L. Grisse | 11 | Daughter | None | Michigan |
| 95 | Catherine S. Grisse | 9 | Daughter | None | Michigan |
| 96 | Sherwood L. Grisse | 8 | Son | None | Michigan |
| 97 | Walter Grisse | 7 | Son | None | Michigan |
| 98 | Charlotte S. Grisse | 1 | Daughter | None | Michigan |
| 99 | Edward La Porte | 30 | Head | Assistant Chemist | Canada French |
| 100 | Marie S. La Porte | 32 | Wife | None | Canada French |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)