RS
Robert Schmidt — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Clair, Michigan
Our Model Tree links this Robert Schmidt across the 1930 and 1940 US Censuses in St Clair, Michigan (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 12-person household.
Age 2
b. ~1928
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Clair, Michigan |
| Surname | Schmidt |
| Given Name | Robert G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Port Huron City |
| Est. Birth Year | ~1928 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Raymond Schmidt | Son | — | 12 | ~1918 |
| Mary Schmidt | Other | — | 50 | ~1880 |
| Frank Schmidt | Son | — | 30 | ~1900 |
| Frederick Schmidt | Son | — | 17 | ~1913 |
| George Schmidt | Son | — | 27 | ~1903 |
| Robert Schmidt | Son | — | 2 | ~1928 |
| Arthur Schmidt | Son | — | 22 | ~1908 |
| Evelyn Schmidt | Daughter | — | 11 | ~1919 |
| Eva Schmidt | Daughter | — | 15 | ~1915 |
| Edwin Schmidt | Son | — | 20 | ~1910 |
| Victor Schmidt | Son | — | 6 | ~1924 |
| Otto Schmidt | Head | — | 54 | ~1876 |
Census Appearances
1930
St Clair, …
Son, age 2
St Clair, Michigan · implied b. ~1928 — 12 household members
| Surname | Schmidt |
| Given Name | Robert G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
St.-Clair-County, Michigan
Son, age 12
St.-Clair-County, Michigan · implied b. ~1928 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmude |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Port Huron City |
| Highest Grade | No 6 |
| 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 Robert Schmidt across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Schmidt
Son · 1930 · age 2 · b. ~1928 · Michigan
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Sibling
Evelyn Schmidt
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Schmidt
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Schmidt
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eva Schmidt
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Schmidt
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Schmidt
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Victor Schmidt
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Schmidt
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Schmidt
Sibling · 1930 · age 12
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 — St Clair, Michigan
Open full size
1930 US Federal Census — St Clair, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1025:0531)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Paul H Wilke | 13 | Son | None | Michigan |
| 2 | Edward L Wilke | 11 | Son | None | Michigan |
| 3 | Otto L Schmidt | 54 | Head | Carpenter | Germany |
| 4 | Mary C Schmidt | 50 | Wife-H | None | Germany |
| 5 | Frank A Schmidt | 30 | Son | Inspector | Michigan |
| 6 | George A Schmidt | 27 | Son | Carpenter | Michigan |
| 7 | Arthur H Schmidt | 22 | Son | Carpenter | Michigan |
| 8 | Edwin W Schmidt | 20 | Son | Driver | Michigan |
| 9 | Frederick C Schmidt | 17 | Son | Laborer | Michigan |
| 10 | Eva D Schmidt | 15 | Daughter | None | Michigan |
| 11 | Raymond J Schmidt | 12 | Son | None | Michigan |
| 12 | Evelyn M Schmidt | 11 | Daughter | None | Michigan |
| 13 | Victor W Schmidt | 6 | Son | None | Michigan |
| 14 | Robert G Schmidt THIS PERSON | 2 | Son | None | Michigan |
| 15 | Simon Robson | 51 | Head | Carpenter | Northern Ireland |
| 16 | Hattie B Robson | 40 | Wife-H | None | Germany-Berlin |
| 17 | Karl L Robson | 20 | Step Son | Salesman | Michigan |
| 18 | Caroline M Robson | 18 | Step Daughter | None | Michigan |
| 19 | Frank A Carson | 43 | Head | None | Michigan |
| 20 | Bernice E Carson | 38 | Wife-H | Saleslady | Michigan |
| 21 | Betty M Carson | 12 | Daughter | None | Michigan |
| 22 | Jane A Carson | 1 | Daughter | None | Michigan |
| 23 | Amelia D Nern | 38 | H | Proprietor | Michigan |
| 24 | Lena S Nern | 28 | Sister | Secretary | Michigan |
| 25 | William M Jerome | 25 | Head | Clerical Work | Michigan |
| 26 | Evelyn M Jerome | 22 | Wife-H | Hairdresser | Michigan |
| 27 | William W Jerome | 30 | Head | Proprietor | Pennsylvania |
| 28 | Evelyn M Jerome | 26 | Wife-H | None | Canada-English |
| 29 | William J Jerome | 4 | Son | None | Michigan |
| 30 | Genevieve Jerome | 1 | Daughter | None | Michigan |
| 31 | Charles A Cristick | 41 | Head | Walker | Germany |
| 32 | Clara L Cristick | 33 | Wife-H | None | Michigan |
| 33 | Elizabeth M Cristick | 6 | Daughter | None | Michigan |
| 34 | Edward C Cristick | 7 | Son | None | Michigan |
| 35 | Perry L Fredendell | 43 | Head | Salesman | Iowa |
| 36 | Mae E Fredendell | 40 | Wife-H | None | Michigan |
| 37 | Sterling E Reynolds | 18 | Step Son | None | Michigan |
| 38 | Guy E Gerrard | 39 | Head | Conductor | Michigan |
| 39 | Mary E Gerrard | 41 | Wife-H | None | Canada-English |
| 40 | Jack Gerrard | 15 | Son | None | Michigan |
| 41 | Donald Whiteman | 10 | Nephew | None | Michigan |
| 42 | Clare Agnew | 28 | Head | Millwright | Michigan |
| 43 | Marie A Agnew | 19 | Wife-H | None | Michigan |
| 44 | Clare W Jr Agnew | 1 | Son | None | Michigan |
| 45 | Lloyd P Morley | 39 | Head | Electrician | Canada-English |
| 46 | Helen M Morley | 27 | Wife-H | None | Michigan |
| 47 | Harold A Broadway | 25 | Head | Agent | Michigan |
| 48 | Louise M Broadway | 23 | Wife-H | Stenographer | Michigan |
| 49 | Sarah G Broadway | 45 | Mother | None | Michigan |
| 50 | Donald J Tiger | 25 | Head | Foreman | Ohio |
Related Census Records
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)