MJ
Mary Johnston — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Will, Illinois
Our Model Tree links this Mary Johnston across the 1900, 1910 and 1920 US Censuses in Will, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1855), then head of a 3-person household.
Age 65
b. ~1855
Female
Spouse
Born: Illinois
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Will, Illinois |
| Surname | Johnston |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Joliet City |
| Est. Birth Year | ~1855 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Myrtle Johnston | Daughter | — | 38 | ~1882 |
| Aaron Johnston | Head | — | 70 | ~1850 |
| Mary Johnston | Spouse | — | 65 | ~1855 |
Census Appearances
1900
Will, Illinois
Spouse, age 46
Will, Illinois · implied b. ~1854 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Illinois |
| Birth Month | July |
| Birth Year | 1854 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Will, Illinois
Spouse, age 54
Will, Illinois · implied b. ~1856 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Illinois |
| Years Married | 36 |
| Children Born | 3 |
| Children Living | 3 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Will, Illinois
Spouse, age 65
Will, Illinois · implied b. ~1855 — 3 household members
| Surname | Johnston |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Johnston across 3 US Census years (1900, 1910 and 1920) in Will, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Johnston
Spouse · 1920 · age 65 · b. ~1855 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Will, Illinois
Open full size
1920 US Federal Census — Will, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu415unit:0970)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James A. O'Brien | 41 | Head | Salesman | Illinois |
| 2 | Margaret O'Brien | 38 | Wife | — | Illinois |
| 3 | Marjorie O'Brien | 10 | Daughter | — | Illinois |
| 4 | Helen O'Brien | 7 | Daughter | — | Illinois |
| 5 | Marion O'Brien | 5 | Daughter | — | Illinois |
| 6 | James O'Brien | 2 | Son | — | Illinois |
| 7 | Mary Rosenberg | 56 | Head | — | Scotland |
| 8 | Arthur Rosenberg | 39 | Son | Laborer | Illinois |
| 9 | Harry Rosenberg | 26 | Son | Shipping Clerk | Illinois |
| 10 | May Shiffer | 26 | Daughter | Bookkeeper | Illinois |
| 11 | William Rosenberg | 23 | Son | Machinist | Illinois |
| 12 | Florence Rosenberg | 15 | Daughter | — | Illinois |
| 13 | Harry J. Moreau | 27 | Head | Electrician | Illinois |
| 14 | Edith Marie Moreau | 23 | Wife | — | Illinois |
| 15 | Charles Moreau | 3 | Son | — | Illinois |
| 16 | Janet Moreau | 1 | Daughter | — | Illinois |
| 17 | William Matthes | 58 | Head | Butcher | Illinois |
| 18 | Clara E. Matthes | 60 | Wife | — | Illinois |
| 19 | Winifred Dutton | 43 | Housekeeper | Housekeeper | Illinois |
| 20 | Aaron C. Johnston | 70 | Head | Merchant | New York |
| 21 | Mary Johnston THIS PERSON | 65 | Wife | — | Illinois |
| 22 | Myrtle Johnston | 38 | Daughter | — | Illinois |
| 23 | Edward Kelley | 27 | Head | Vice President | Illinois |
| 24 | Helen Kelley | 26 | Wife | — | Illinois |
| 25 | William H. Zarley | 41 | Head | Civil Engineer | Illinois |
| 26 | Ruth A. Zarley | 38 | Wife | — | Illinois |
| 27 | Gladys G. Zarley | 9 | Daughter | — | Illinois |
| 28 | Lois R. Zarley | 3 | Daughter | — | Illinois |
| 29 | Ida T. Zarley | 74 | Mother | — | Illinois |
| 30 | Georgia Alexander | 17 | Niece | — | Illinois |
| 31 | Gabriel N. Zarley | 37 | Brother | Salesman | Illinois |
| 32 | Harold M. Clark | 25 | Head | Clerk | Illinois |
| 33 | Ruth Clark | 25 | Wife | — | Illinois |
| 34 | Jane Clark | 0 | Daughter | — | Illinois |
| 35 | Harry J. Bates | 46 | Head | President | Missouri |
| 36 | Nina Bates | 34 | Wife | — | Illinois |
| 37 | Elinor Bates | 8 | Daughter | — | Illinois |
| 38 | Carrie Henion | 56 | Mother-in-law | — | Illinois |
| 39 | Marion Williams | 52 | Head | Promoter | Illinois |
| 40 | Minnie Williams | 48 | Wife | — | Nebraska |
| 41 | Marion Williams | 19 | Son | Laborer | Illinois |
| 42 | William Bessinger | 48 | Head | Laborer | Hesse-Nassau |
| 43 | Catherine Bessinger | 58 | Wife | — | Wurttemberg |
| 44 | Herman Bessinger | 22 | Son | Shipping Clerk | Illinois |
| 45 | William Bessinger | 16 | Son | Bookkeeper | Illinois |
| 46 | James P. Russell | 63 | Head | Laborer | Illinois |
| 47 | Sarah Russell | 63 | Wife | — | Illinois |
| 48 | Alice Russell | 30 | Daughter | — | Illinois |
| 49 | Maitland Russell | 27 | Son | Yard Clerk | Illinois |
| 50 | Stanley Russell | 23 | Son | Clerk | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)