MC
Mary Cummings — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Will, Illinois
Our Model Tree links this Mary Cummings across the 1910 and 1920 US Censuses in Will, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 6-person household.
Age 11
b. ~1909
Female
Daughter
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Will, Illinois |
| Surname | Cummings |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Joliet City |
| Est. Birth Year | ~1909 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Cummings | Daughter | — | 11 | ~1909 |
| Marie Cummings | Daughter | — | 7 | ~1913 |
| Joseph Cummings | Head | — | 50 | ~1870 |
| Raymond Cummings | Son | — | 17 | ~1903 |
| John Cummings | Son | — | 16 | ~1904 |
| Mary Cummings | Spouse | — | 47 | ~1873 |
Census Appearances
1910
Will, Illinois
Daughter, age 2
Will, Illinois · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cummings |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Will, Illinois
Daughter, age 11
Will, Illinois · implied b. ~1909 — 6 household members
| Surname | Cummings |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| 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 Cummings across 2 US Census years (1910 and 1920) in Will, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cummings
Daughter · 1920 · age 11 · b. ~1909 · Illinois
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Sibling
John Cummings
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Cummings
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Cummings
Sibling · 1920 · age 17
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
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:1154)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl Ulorica | 30 | Lodger | Laborer | Italy |
| 2 | Ben Ulorica | 24 | Lodger | Laborer | Italy |
| 3 | Incornata Ulorica | 18 | Lodger | — | Italy |
| 4 | Stephen Reed | 25 | Head | Laborer | Italy |
| 5 | Julia Reed | 25 | Wife | — | Italy |
| 6 | Morris Davis | 38 | Head | Machinist | Pennsylvania |
| 7 | Elizabeth Davis | 34 | Wife | — | Pennsylvania |
| 8 | Hugo Mattei | 30 | Head | Naprapath | Italy |
| 9 | Jessie Mattei | 27 | Wife | — | Michigan |
| 10 | Rosella Mattei | 9 | Daughter | — | Illinois |
| 11 | Joseph Marconi | 26 | Head | Moulder | Italy |
| 12 | Lucy Marconi | 24 | Wife | — | Italy |
| 13 | Louis Marconi | 2 | Son | — | Italy |
| 14 | Yolanda Marconi | 1 | Daughter | — | Illinois |
| 15 | Rosalie Marconi | 0 | Daughter | — | Illinois |
| 16 | Rose Gaudio | 54 | Head | — | Italy |
| 17 | Stephen Gaudio | 33 | Son | Merchant | Italy |
| 18 | Joseph Cummings | 50 | Head | Yard Master | Illinois |
| 19 | Mary Cummings | 47 | Wife | — | Illinois |
| 20 | Raymond Cummings | 17 | Son | Grocer | Illinois |
| 21 | John Cummings | 16 | Son | — | Illinois |
| 22 | Mary Cummings THIS PERSON | 11 | Daughter | — | Illinois |
| 23 | Marie Cummings | 7 | Daughter | — | Illinois |
| 24 | Andrew Valentina | 27 | Head | Moulder | Italy |
| 25 | Esther Valentina | 23 | Wife | — | Illinois |
| 26 | Mary Valentina | 4 | Daughter | — | Illinois |
| 27 | Raymond Valentina | 2 | Son | — | Illinois |
| 28 | Frank Drachus | 32 | Head | Machinist | Austria |
| 29 | Katie Drachus | 33 | Wife | Laborer | Austria |
| 30 | Johnie Drachus | 2 | Son | — | Illinois |
| 31 | Stephen Drachus | 1 | Son | — | Illinois |
| 32 | Frank Gregorich | 33 | Lodger | Boiler Maker | Austria |
| 33 | Pauline Petrosky | 64 | Head | — | Poland |
| 34 | Anthony B. Petrosky | 36 | Son | Fireman | Illinois |
| 35 | Stella E. Petrosky | 22 | Daughter | — | Illinois |
| 36 | Michael Petrosky | 19 | Son | Laborer | Illinois |
| 37 | Joe Butcher | 27 | Head | Laborer | Italy |
| 38 | Mary Butcher | 25 | Wife | — | Italy |
| 39 | Frank Planincek | 30 | Lodger | Laborer | Italy |
| 40 | Tony Briski | 60 | Lodger | Laborer | Italy |
| 41 | Tony Stenich | 38 | Lodger | Laborer | Italy |
| 42 | Tony Garmotek | 45 | Lodger | Laborer | Italy |
| 43 | Anthony Miariski | 32 | Lodger | Moulder | Italy |
| 44 | Frank Kocobar | 31 | Lodger | Crane-Man | Italy |
| 45 | Jesus Muralez | 30 | Head | Laborer | Mexico |
| 46 | Dantos Muralez | 30 | Wife | — | Mexico |
| 47 | Aurelia Basques | 14 | Niece | — | Spanish |
| 48 | Head Seberiana | 25 | — | Laundress | Mexico |
| 49 | Petreta Seberiana | 5 | Daughter | — | Spanish |
| 50 | Danturita Seberiana | 3 | Daughter | — | Texas |
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)