JP
John Preston — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Clair, Michigan
Our Model Tree links this John Preston across the 1920 and 1930 US Censuses in St Clair, Michigan (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 7-person household.
Age 42
b. ~1888
Male
Head
Born: Michigan
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | St Clair, Michigan |
| Surname | Preston |
| Given Name | John T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 24 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | fireman |
| Industry | Salt Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Fireman |
| Township / Ward | City Of St Clair Village |
| Est. Birth Year | ~1888 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Robert Preston | Son | — | 15 | ~1915 |
| John Preston | Son | — | 9 | ~1921 |
| Patricia Preston | Daughter | — | 3 | ~1927 |
| Roger Preston | Son | — | 17 | ~1913 |
| Hazel Preston | Spouse | — | 29 | ~1901 |
| John Preston | Head | — | 42 | ~1888 |
| Grace Preston | Daughter | — | 7 | ~1923 |
Census Appearances
1920
St Clair, …
Head, age 32
St Clair, Michigan · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Preston |
| Given Name | John G. Jr |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Massachusetts |
| Occupation | Foreman |
| Industry | City Dept. Salt B. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
St Clair, …
Head, age 42
St Clair, Michigan · implied b. ~1888 — 7 household members
| Surname | Preston |
| Given Name | John T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 24 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | fireman |
| Industry | Salt Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| 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 John Preston across 2 US Census years (1920 and 1930) in St Clair, Michigan, using XGBoost record linkage.
Show:
This person
Anchor record
John Preston
Head · 1930 · age 42 · b. ~1888 · 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:michigancensus00reel1025:0802)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Gottlieb Barick | 31 | Head | Shift Foreman | Denmark |
| 52 | Amanda S Barick | 30 | Wife | — | Denmark |
| 53 | August E Sass | 47 | Head | Laborer | Michigan |
| 54 | Minnie E Sass | 38 | Wife | — | Michigan |
| 55 | Carl Sass | 18 | Son | Laborer | Michigan |
| 56 | Fern Sass | 16 | Daughter | Operator | Michigan |
| 57 | Norma Sass | 13 | Daughter | None | Michigan |
| 58 | Chester Sass | 10 | Son | None | Michigan |
| 59 | Delphine Sass | 6 | Daughter | None | Michigan |
| 60 | Matt Grimmer | 55 | Head | Section Hand | Michigan |
| 61 | Maude E Grimmer | 42 | Wife | None | S. Dakota |
| 62 | James M Grimmer | 18 | Son | Feeding Cattle | Michigan |
| 63 | Barbara L Grimmer | 16 | Daughter | Waitress | Michigan |
| 64 | Margaret M Grimmer | 14 | Daughter | None | Michigan |
| 65 | Mary A Grimmer | 5 | Daughter | None | Michigan |
| 66 | John T Preston THIS PERSON | 42 | Head | Fireman | Michigan |
| 67 | Hazel M Preston | 29 | Wife | None | Michigan |
| 68 | Roger J Preston | 17 | Son | Operator | Michigan |
| 69 | Robert J Preston | 15 | Son | None | Michigan |
| 70 | John J Preston | 9 | Son | None | Michigan |
| 71 | Grace M Preston | 7 | Daughter | None | Michigan |
| 72 | Patricia A Preston | 3 | Daughter | None | Michigan |
| 73 | Henry F Prottie | 46 | Head | Carpenter | Michigan |
| 74 | Lydia A Prottie | 49 | Wife | None | Michigan |
| 75 | Irma J Prottie | 6 | Daughter | None | Michigan |
| 76 | Hazen D Radike | 31 | Head | Engineer | Michigan |
| 77 | Lillian A Radike | 25 | Wife | None | Canada English |
| 78 | Laurine J Radike | 3 | Daughter | None | Michigan |
| 79 | Hazen E Radike | 2 | Son | None | Michigan |
| 80 | Kenneth R Radike | 1 | Son | None | Michigan |
| 81 | Elaine A Radike | 0 | Daughter | None | Michigan |
| 82 | Edmund L Weber | 34 | Head | Electrician | Michigan |
| 83 | Zella L Weber | 31 | Wife | None | Michigan |
| 84 | Charles W Weber | 8 | Son | None | Michigan |
| 85 | Lucille Goulette | 21 | Boarder | Operator | Michigan |
| 86 | Bertha H Reeske | 67 | Boarder | Operator | Michigan |
| 87 | Vera E Reeske | 3 | Boarder | None | Michigan |
| 88 | Bernard J Vanzant | 36 | Head | Heater Man | Michigan |
| 89 | Bernadette M Vanzant | 27 | Wife | None | Michigan |
| 90 | Helen B Vanzant | 7 | Daughter | None | Michigan |
| 91 | Walter B Vanzant | 6 | Son | None | Michigan |
| 92 | Lawrence A Vanzant | 3 | Son | None | Michigan |
| 93 | Carl C Vanzant | 1 | Son | None | Michigan |
| 94 | Cecelia Belobratski | 9 | Boarder | None | Michigan |
| 95 | Angeline Belobratski | 8 | Boarder | None | Michigan |
| 96 | John H Fairchild | 60 | Head | Hostler | New York |
| 97 | Ida M Fairchild | 57 | Wife | None | Michigan |
| 98 | Margaret Weigand | 20 | Step-daughter | None | Michigan |
| 99 | Josephine Reid | 68 | Head | None | Canada English |
| 100 | Josephine A Schriter | 22 | Daughter | Saleslady | Michigan |
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)