MS
Mary Schmitt — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Schmitt across the 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1911), then head of a 4-person household.
Age 19
b. ~1911
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Schmitt |
| Given Name | Mary Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1911 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Schmitt | Daughter | — | 19 | ~1911 |
| Jno Schmitt | Son | — | 22 | ~1908 |
| Clara Schmitt | Other | — | 55 | ~1875 |
| John Schmitt | Head | — | 58 | ~1872 |
Census Appearances
1920
Cook, Illinois
Daughter, age 7
Cook, Illinois · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmitt |
| Given Name | Mary Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 19
Cook, Illinois · implied b. ~1911 — 4 household members
| Surname | Schmitt |
| Given Name | Mary Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 (1920 and 1930) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Schmitt
Daughter · 1930 · age 19 · b. ~1911 · Illinois
★ You are viewing this record
Sibling
Jno Schmitt
Sibling · 1930 · age 22
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
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel492:0830)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Miniter | 55 | Head | Policeman | Ireland F.S. |
| 2 | Mary M. Miniter | 45 | Wife-H | None | Ireland F.S. |
| 3 | John J. Miniter | 27 | Son | Salesman | Illinois |
| 4 | James M. Miniter | 26 | Son | Salesman | Illinois |
| 5 | Mary B. Miniter | 23 | Daughter | None | Illinois |
| 6 | Dan W. Miniter | 22 | Son | None | Illinois |
| 7 | Ann Joan Miniter | 19 | Daughter | None | Illinois |
| 8 | John J. Schmitt | 58 | Head | Druggist | Illinois |
| 9 | Clara R. Schmitt | 55 | Wife-H | None | Wisconsin |
| 10 | Jno. J. Jr. Schmitt | 22 | Son | Civil Engineer | Illinois |
| 11 | Mary Helen Schmitt THIS PERSON | 19 | Daughter | None | Illinois |
| 12 | Mahlon J. Couch | 42 | Head | Dentist | Illinois |
| 13 | Mabel Couch | 41 | Wife-H | None | Illinois |
| 14 | William Couch | 14 | Son | None | Illinois |
| 15 | John Couch | 10 | Son | None | Illinois |
| 16 | Mack Couch | 27 | Brother | Salesman | Illinois |
| 17 | Raymond Mooney | 33 | Head | Manufacturer | Illinois |
| 18 | Catherine Mooney | 22 | Wife-H | None | Maine |
| 19 | Paul Mooney | 6 | Son | None | Illinois |
| 20 | Cameron Whitsett | 32 | Head | Attorney | Illinois |
| 21 | Nellie Whitsett | 65 | Mother-H | None | Pennsylvania |
| 22 | Maude Stephens | 52 | Roomer | Nurse (Childs) | Iowa |
| 23 | Mamie E. Cawley | 42 | Head-H | None | Iowa |
| 24 | Mary E. Cawley | 19 | Daughter | None | Illinois |
| 25 | Charles R. Cawley | 12 | Son | None | Illinois |
| 26 | Walter J. Mccord | 70 | Father | Watchman | New York |
| 27 | Otto Liebisch | 49 | Head | Janitor | Austria |
| 28 | Marie Liebisch | 47 | Wife-H | None | Austria |
| 29 | Robert W. Warshick | 28 | Head | Art Director | Indiana |
| 30 | Helen Warshick | 27 | Wife-H | None | Illinois |
| 31 | Robert W. Jr. Warshick | 1 | Son | None | Illinois |
| 32 | Edmund Joeler | 32 | Head | Salesman | Illinois |
| 33 | Josephine Joeler | 25 | Wife-H | None | Illinois |
| 34 | Edmund Jr. Joeler | 2 | Son | None | Illinois |
| 35 | Henry J. Richter | 33 | Head | Asst Traffic Mgr | Illinois |
| 36 | Esther S. Richter | 30 | Wife-H | None | Illinois |
| 37 | James Richter | 0 | Son | None | Illinois |
| 38 | William C. Van Kirk | 59 | Head | Farmer | Wisconsin |
| 39 | Cora E. Van Kirk | 57 | Wife-H | None | Wisconsin |
| 40 | William T. Van Kirk | 31 | Son | Salesman | Wisconsin |
| 41 | Virginia Van Kirk | 27 | Daughter | Office Work | Wisconsin |
| 42 | Isabelle Van Kirk | 25 | Daughter | Stenographer | Wisconsin |
| 43 | Leon Rothschild | 55 | Head | Manager | Kentucky |
| 44 | Marion Rothschild | 42 | Wife-H | None | Massachusetts |
| 45 | Joseph L. Rothschild | 18 | Son | None | California |
| 46 | Selma J. Rothschild | 16 | Daughter | None | California |
| 47 | George O. Jones | 30 | Head | Dentist | Illinois |
| 48 | Susan Jones | 30 | Wife-H | None | Illinois |
| 49 | Richard Jones | 4 | Son | None | Illinois |
| 50 | Frank Stark | 28 | Roomer | None | Canada Eng |
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)