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John Schmidt — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Hamilton, Ohio
Our Model Tree links this John Schmidt across the 1900, 1910 and 1920 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 8-person household.
Age 40
b. ~1860
Male
Head
Born: Ohio
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Hamilton, Ohio |
| Surname | Schmidt |
| Given Name | John G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| Birth Month | June |
| Birth Year | 1860 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Teamster |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Teamster |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1860 |
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.
8 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Schmidt | Daughter | — | 2 | ~1898 |
| Gertie Schmidt | Daughter | — | 11 | ~1889 |
| Dora Schmidt | Daughter | — | 4 | ~1896 |
| Mamie Schmidt | Daughter | — | 18 | ~1882 |
| John Schmidt | Head | — | 40 | ~1860 |
| John Schmidt | Son | — | 8 | ~1892 |
| George Schmidt | Son | — | 20 | ~1880 |
| Anna Schmidt | Spouse | — | 38 | ~1862 |
Census Appearances
1900
Hamilton, Ohio
Head, age 40
Hamilton, Ohio · implied b. ~1860 — 8 household members
| Surname | Schmidt |
| Given Name | John G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| Birth Month | June |
| Birth Year | 1860 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Teamster |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1910
Hamilton, Ohio
Head, age 49
Hamilton, Ohio · implied b. ~1861 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmudde |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 22 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Carpenter |
| Industry | House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Hamilton, Ohio
Head, age 59
Hamilton, Ohio · implied b. ~1861 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmudde |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Carpenter |
| Industry | jobbing |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Schmidt across 3 US Census years (1900, 1910 and 1920) in Hamilton, Ohio, using XGBoost record linkage.
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This person
Anchor record
John Schmidt
Head · 1900 · age 40 · b. ~1860 · Ohio
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Hamilton, Ohio
Open full size
1900 US Federal Census — Hamilton, Ohio
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1278unit:0743)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ed. H. Frizuea|Friznea | 73 | Head | Attorney | New York |
| 2 | Agness Frizuea|Friznea | 72 | Wife | — | Ohio |
| 3 | Katie Ed. Frizuea|Friznea | 42 | Son | Attorney | Ohio |
| 4 | Virginia Frizuea|Friznea | 45 | Daughter | — | Ohio |
| 5 | Albina Frizuea|Friznea | 39 | Daughter | At School | Ohio |
| 6 | Mary Christian | 43 | Cook | Servant | Ireland |
| 7 | Mary Mack | 39 | Servant | Servant | Ohio |
| 8 | Nellie Reiley | 23 | Servant | Servant | Kentucky |
| 9 | Rosena Coombs | 25 | Laundress | Laundress | Kentucky |
| 10 | John G. Schmidt THIS PERSON | 39 | Head | Teamster | Ohio |
| 11 | Anna Schmidt | 37 | Wife | — | Germany |
| 12 | Gertie Schmidt | 10 | Daughter | At School | Ohio |
| 13 | John Schmidt | 8 | Son | At School | Ohio |
| 14 | Dora Schmidt | 3 | Daughter | — | Ohio |
| 15 | Margaret Schmidt | 1 | Daughter | — | Ohio |
| 16 | George Schmidt | 20 | Son | Sheet Metal Wkr | Ohio |
| 17 | Mamie Schmidt | 17 | Daughter | Servant | Ohio |
| 18 | Albert Schaufert | 44 | Head | Butcher | Ohio |
| 19 | Louisa Schaufert | 44 | Wife | — | Ohio |
| 20 | Henry Schaufert | 20 | Son | Porter | Ohio |
| 21 | Fredrick Schaufert | 18 | Son | Machinist | Ohio |
| 22 | Emma Schaufert | 14 | Daughter | Shoemaker | Ohio |
| 23 | Annie Schaufert | 10 | Daughter | At School | Ohio |
| 24 | Elba S. Spera | 65 | Head | Brick Maker | Indiana |
| 25 | Edward Spera | 28 | Son | Teamster | Ohio |
| 26 | Mary Spera | 38 | Daughter | — | Ohio |
| 27 | William G. Deire | 29 | Head | At School | Indiana |
| 28 | Kate Deire | 30 | Wife | — | Ohio |
| 29 | Henry Deire | 6 | Son | — | Ohio |
| 30 | William Deire | 5 | Son | — | Ohio |
| 31 | Ida Deire | 1 | Daughter | — | Ohio |
| 32 | Louis G. Lienhart | 36 | Head | Harness Maker | Ohio |
| 33 | Joseph Lienhart | 16 | Son | At School | Ohio |
| 34 | Katie Lienhart | 13 | Daughter | At School | Ohio |
| 35 | Carrie Lienhart | 9 | Daughter | At School | Ohio |
| 36 | Emma Lienhart | 7 | Daughter | At School | Ohio |
| 37 | Nellie Lienhart | 5 | Daughter | — | Ohio |
| 38 | Louis G. Burnet | 37 | Head | Woodworker | Ohio |
| 39 | Mary A. Burnet | 33 | Wife | — | Ohio |
| 40 | Ruth A. Burnet | 7 | Son | At School | Ohio |
| 41 | Florence Burnet | 3 | Daughter | — | Ohio |
| 42 | Hardman Breiting | 65 | Head | Salesman | Germany |
| 43 | Eliza Breiting | 28 | Daughter | Tape Maker | Ohio |
| 44 | Joseph Breiting | 25 | Son | Baker | Ohio |
| 45 | Paul Breiting | 23 | Son | Saloon Keeper | Ohio |
| 46 | Ida Hess | 27 | Boarder | — | Germany |
| 47 | John G. Amstater | 29 | Head | Solicitor | Ohio |
| 48 | Louise Amstater | 28 | Wife | — | Ohio |
| 49 | Christian Holzbach | 46 | Head | Solicitor | Germany |
| 50 | Emma S. Holzbach | 30 | Daughter | — | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)