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Mary Bailey — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Park, Montana
Our Model Tree links this Mary Bailey across the 1900, 1910 and 1920 US Censuses in Park, Montana (XGBoost, ~Confirmed) — first a spouse (b.~1866), then head of a 5-person household.
Age 54
b. ~1866
Female
Spouse
Born: Scotland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Park, Montana |
| Surname | Bailey |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Cinnabar Basin |
| Est. Birth Year | ~1866 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Joseph Bailey | Head | — | 56 | ~1864 |
| Bert Bailey | Son | — | 28 | ~1892 |
| James Bailey | Son | — | 26 | ~1894 |
| William Bailey | Son | — | 24 | ~1896 |
| Mary Bailey | Spouse | — | 54 | ~1866 |
Census Appearances
1900
Park, Montana
Spouse, age 34
Park, Montana · implied b. ~1866 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bailey |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Scotland |
| Birth Month | Jan |
| Birth Year | 1866 |
| Year of Immigration | 1882 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1910
Park, Montana
Spouse, age 45
Park, Montana · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bailey |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Scotland |
| Years Married | 11 |
| Children Born | 1 |
| Children Living | 1 |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1920
Park, Montana
Spouse, age 54
Park, Montana · implied b. ~1866 — 5 household members
| Surname | Bailey |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Bailey across 3 US Census years (1900, 1910 and 1920) in Park, Montana, using XGBoost record linkage.
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This person
Anchor record
Mary Bailey
Spouse · 1920 · age 54 · b. ~1866 · Montana
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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 — Park, Montana
Open full size
1920 US Federal Census — Park, Montana
Page Contents
43 people indexed on this census page (ia:1920:14thcensusofpopu974unit:0006)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Salan | 46 | Head | Farmer | Austria |
| 2 | Mary Salan | 44 | Wife | — | Austria |
| 3 | John Salan | 14 | Son | — | Austria |
| 4 | Edwin Salan | 13 | Son | — | Austria |
| 5 | Jack Salan | 8 | Son | — | Montana |
| 6 | Mary Salan | 7 | Daughter | — | Montana |
| 7 | Frank Salan | 6 | Son | — | Montana |
| 8 | Joe Stermitz | 38 | Head | Farmer | Austria |
| 9 | Kunigunde Stermitz | 38 | Wife | — | Germany |
| 10 | Joe Stermitz | 10 | Son | Laborer | Germany |
| 11 | George Stermitz | 9 | Son | Laborer | Germany |
| 12 | Sophie Stermitz | 3 | Daughter | — | Montana |
| 13 | Antone Stermitz | 1 | Son | — | Montana |
| 14 | Margaret Stermitz | 0 | Daughter | — | Montana |
| 15 | Mary Stermitz | 0 | Daughter | — | Montana |
| 16 | Solomon Hirst | 57 | Head | Farmer | Pennsylvania |
| 17 | Mary E Hirst | 43 | Wife | — | England |
| 18 | Thelma Hirst | 20 | Daughter | — | Pennsylvania |
| 19 | Roy L Dustin | 24 | Head | Laborer | Wyoming |
| 20 | Walter Hirst | 23 | Head | Farmer | Montana |
| 21 | Sarah Hirst | 21 | Wife | — | Montana |
| 22 | Mary E Hirst | 0 | Daughter | — | Montana |
| 23 | J C Bassett | 56 | Head | Farmer | California |
| 24 | Lulu Bassett | 42 | Wife | — | England |
| 25 | Gloria Bassett | 21 | Daughter | — | Montana |
| 26 | Elsie A Bassett | 14 | Daughter | — | Montana |
| 27 | Clyde W Bassett | 12 | Son | — | Montana |
| 28 | Fred S Bassett | 4 | Son | — | Montana |
| 29 | William H Emmons | 53 | Head | Farmer | Germany |
| 30 | John Donaldson | 48 | Head | Farmer | Michigan |
| 31 | Rhoda Donaldson | 41 | Wife | — | England |
| 32 | Lydia Donaldson | 20 | Daughter | Schoolteacher | Montana |
| 33 | Fred Donaldson | 19 | Son | — | Montana |
| 34 | Jack Donaldson | 9 | Son | — | Montana |
| 35 | Katherine Donaldson | 7 | Daughter | — | Montana |
| 36 | Joseph Bailey | 56 | Head | Laborer | England |
| 37 | Mary Bailey THIS PERSON | 54 | Wife | — | Scotland |
| 38 | Bert Bailey | 28 | Son | Laborer | Montana |
| 39 | James A Bailey | 26 | Son | Farmer | Montana |
| 40 | William F Bailey | 24 | Son | Laborer | Montana |
| 41 | Frank Konalza | 59 | Head | — | Austria |
| 42 | Frank Konalza | 32 | Son | Farmer | Austria |
| 43 | Tony Konalza | 31 | Son | Farmer | Austria |
Related Census Records
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)