MJ
Mary John — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary John across the 1900 and 1910 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1861), then head of a 10-person household.
Age 39
b. ~1861
Female
Spouse
Born: Germany
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Cook, Illinois |
| Surname | John |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | Nov |
| Birth Year | 1861 |
| Year of Immigration | 1882 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Salesman Cigar |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Occupation | Salesman Cigar |
| Township / Ward | North Town |
| Est. Birth Year | ~1861 |
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.
10 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Fred John | Head | — | 41 | ~1859 |
| Francis John | Daughter | — | 3 | ~1897 |
| Theodore John | Son | — | 17 | ~1883 |
| Joseph John | Son | — | 5 | ~1895 |
| Elsie John | Daughter | — | 9 | ~1891 |
| Mary John | Spouse | — | 39 | ~1861 |
| Martha John | Daughter | — | 6 | ~1894 |
| Oscar Frenkel | Other | — | 19 | ~1881 |
| Anton John | Son | — | 13 | ~1887 |
| Bernard John | Son | — | 11 | ~1889 |
Census Appearances
1900
Cook, Illinois
Spouse, age 39
Cook, Illinois · implied b. ~1861 — 10 household members
| Surname | John |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | Nov |
| Birth Year | 1861 |
| Year of Immigration | 1882 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Salesman Cigar |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1910
Cook, Illinois
Spouse, age 51
Cook, Illinois · implied b. ~1859 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Germany |
| Years Married | 28 |
| Children Born | 8 |
| Children Living | 7 |
| Year of Immigration | 1881 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 John across 2 US Census years (1900 and 1910) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary John
Spouse · 1900 · age 39 · b. ~1861 · Illinois
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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 — Cook, Illinois
Open full size
1900 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu271unit:0139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Armand Pallming | 5 | Son | At School | Russia |
| 52 | Frank Allen | 51 | Head | Brakeman | Illinois |
| 53 | Josephine Allen | 42 | Wife | — | Illinois |
| 54 | Carrie Ida Allen | 26 | Daughter | Book-Keeper | Illinois |
| 55 | John Sherlock | 37 | Boarder | Cigar Agent | Ireland |
| 56 | Edward Horan | 37 | Head | Engineer Stationary | Michigan |
| 57 | Jennie Horan | 36 | Wife | — | New York |
| 58 | Ethel Ganthier | 18 | Step daughter | — | Illinois |
| 59 | Mabel Ganthier | 15 | Step daughter | At School | Illinois |
| 60 | Clarence Horan | 3 | Son | — | Illinois |
| 61 | O. B. Davis | 31 | Boarder | Conductor Railway | Iowa |
| 62 | Jacob Reyes | 27 | Boarder | Conductor Railway | Ireland |
| 63 | Fred R. John | 40 | Head | Salesman Liquors | Germany |
| 64 | Mary John THIS PERSON | 38 | Wife | Salesman Cigar | Germany |
| 65 | Theodore John | 16 | Son | At School | Illinois |
| 66 | Anton John | 12 | Son | At School | Illinois |
| 67 | Bernard John | 10 | Son | At School | Illinois |
| 68 | Elsie John | 8 | Daughter | At School | Illinois |
| 69 | Martha John | 6 | Daughter | At School | Illinois |
| 70 | Joseph John | 4 | Son | — | Illinois |
| 71 | Francis John | 2 | Daughter | — | Illinois |
| 72 | Oscar Frenkel | 18 | Boarder | Porter | Germany |
| 73 | John Rochette | 31 | Head | Painter | Ohio |
| 74 | Anna Rochette | 27 | Wife | — | Illinois |
| 75 | William Rochette | 7 | Son | At School | Illinois |
| 76 | Harry Rochette | 5 | Son | — | Illinois |
| 77 | Lucille Rochette | 4 | Daughter | — | Illinois |
| 78 | Le Roy Rochette | 1 | Son | — | Illinois |
| 79 | Virginia Rochette | 0 | Daughter | — | Illinois |
| 80 | Albert Rochette | 27 | Brother | Shipping Clerk | Ohio |
| 81 | Kate Mccurdy | 35 | Mother in law | — | Illinois |
| 82 | Vera Mccurdy | 22 | Sister in law | Seamstress | Illinois |
| 83 | John H. Haffy | 35 | Head | — | Ireland |
| 84 | Mary Haffy | 33 | Wife | — | Ireland |
| 85 | John Haffy | 10 | Son | At School | Illinois |
| 86 | Mary Haffy | 9 | Daughter | At School | Illinois |
| 87 | Rosie Haffy | 7 | Daughter | At School | Illinois |
| 88 | Thomas Haffy | 2 | Son | — | Illinois |
| 89 | Sarah Haffy | 0 | Daughter | — | Illinois |
| 90 | P. J. Mcdonnell | 35 | Boarder | Motorman | Ireland |
| 91 | William Mcgrane | 39 | Boarder | Mason Stone | Ireland |
| 92 | Samuel Hawthorne | 27 | Boarder | Conductor | Illinois |
| 93 | Thaddeus Maher | 25 | Boarder | Motorman | Illinois |
| 94 | Joseph Mcgrubey | 22 | Boarder | — | Ireland |
| 95 | Carrie Jensen | 17 | Servant | Servant | Denmark |
| 96 | Hellen Baur | 17 | Servant | Servant | Nebraska |
| 97 | Fred R. Haase | 60 | Head | Capitalist | Germany |
| 98 | Mary Haase | 53 | Wife | — | Germany |
| 99 | William F. Haase | 25 | Son | Order Clerk | Illinois |
| 100 | Alice M. Haase | 23 | Daughter | — | Illinois |
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)