MT
Mary Tierney — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Union, New Jersey
Our Model Tree links this Mary Tierney across the 1900, 1910 and 1920 US Censuses in Union, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1869), then head of a 5-person household.
Age 51
b. ~1869
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Union, New Jersey |
| Surname | Tierney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Elizabeth City |
| Est. Birth Year | ~1869 |
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 |
|---|---|---|---|---|
| Anna Tierney | Daughter | — | 20 | ~1900 |
| Pauline Tierney | Daughter | — | 10 | ~1910 |
| John Tierney | Head | — | 52 | ~1868 |
| Mary Tierney | Spouse | — | 51 | ~1869 |
| Catherine Tierney | Daughter | — | 18 | ~1902 |
Census Appearances
1900
Union, New …
Spouse, age 35
Union, New Jersey · implied b. ~1865 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tierney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Mar |
| Birth Year | 1865 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Union, New …
Spouse, age 42
Union, New Jersey · implied b. ~1868 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tierney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 14 |
| Children Born | 8 |
| Children Living | 6 |
| Year of Immigration | 1869 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Union, New …
Spouse, age 51
Union, New Jersey · implied b. ~1869 — 5 household members
| Surname | Tierney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Tierney across 3 US Census years (1900, 1910 and 1920) in Union, New Jersey, using XGBoost record linkage.
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This person
Anchor record
Mary Tierney
Spouse · 1920 · age 51 · b. ~1869 · New Jersey
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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 — Union, New Jersey
Open full size
1920 US Federal Census — Union, New Jersey
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1069unit:0578)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Boleslaw Kulikowski | 35 | Head | Manager | Russia Poland |
| 2 | Marcella Kulikowski | 35 | Wife | — | Galicia |
| 3 | Anna Kulikowski | 11 | Daughter | — | New Jersey |
| 4 | Leo Kulikowski | 10 | Son | — | New Jersey |
| 5 | Stanislaw Raczynski | 33 | Head | Manager | Russia Poland |
| 6 | Antonia Raczynski | 25 | Wife | — | Austria |
| 7 | Edward Raczynski | 8 | Son | — | New Jersey |
| 8 | Irene Raczynski | 3 | Daughter | — | New Jersey |
| 9 | Joseph Raczynski | 34 | Head | Machinist | Russia Poland |
| 10 | Mamie Raczynski | 22 | Wife | — | Roumania |
| 11 | Lucy Raczynski | 1 | Daughter | — | New Jersey |
| 12 | John Tierney | 52 | Head | Machinist | Ireland |
| 13 | Mary Tierney THIS PERSON | 51 | Wife | — | Ireland |
| 14 | Anna Tierney | 20 | Daughter | Mach Hand | New Jersey |
| 15 | Catherine Tierney | 18 | Daughter | Mach Hand | New Jersey |
| 16 | Pauline Tierney | 10 | Daughter | — | New Jersey |
| 17 | John Owens | 27 | Head | Mach Hand | Russia |
| 18 | Mary Owens | 27 | Wife | — | Delaware |
| 19 | Eleanor Owens | 4 | Daughter | — | New Jersey |
| 20 | Thomas Lonergan | 47 | Head | Inspector | New Jersey |
| 21 | Julia Lonergan | 38 | Wife | — | New Jersey |
| 22 | Ruth Lonergan | 13 | Daughter | — | New Jersey |
| 23 | Edna Lonergan | 6 | Daughter | — | New Jersey |
| 24 | Lawrence Lonergan | 4 | Son | — | New Jersey |
| 25 | George Griffiths | 42 | Head | Laborer | Wales |
| 26 | Catherine Griffiths | 39 | Wife | — | England |
| 27 | Catherine Griffiths | 18 | Daughter | Operator | New Jersey |
| 28 | Lydia Griffiths | 16 | Daughter | — | New Jersey |
| 29 | Alice Griffiths | 14 | Daughter | — | New Jersey |
| 30 | Elizabeth Griffiths | 6 | Daughter | — | New Jersey |
| 31 | Alexander Dunbar | 52 | Head | Mach Hand | Scotland |
| 32 | Sarah Dunbar | 50 | Wife | Mach Hand | New Jersey |
| 33 | Martha Dunbar | 13 | Daughter | — | New Jersey |
| 34 | Julius Geresday | 27 | Head | Driver | Hungary |
| 35 | John Geresday | 55 | Father | Mach Hand | Hungary |
| 36 | Annie Geresday | 50 | Mother | — | Hungary |
| 37 | Ida Geresday | 12 | Sister | — | New York |
| 38 | Irving Geresday | 18 | Brother | Gage Maker | Hungary |
| 39 | Martha De Hart | 63 | Head | — | New York |
| 40 | Harry De Hart | 30 | Son | Machinist | New Jersey |
| 41 | Valentine Martynowski | 43 | Head | Foreman | Poland |
| 42 | Alice Martynowski | 34 | Wife | — | New Jersey |
| 43 | Lloyd Martynowski | 14 | Son | — | New Jersey |
| 44 | Franklin Martynowski | 10 | Son | — | New Jersey |
| 45 | Martha Martynowski | 8 | Daughter | — | New Jersey |
| 46 | William Bennett | 54 | Head | Chief Engineer | Pennsylvania |
| 47 | Lydia Bennett | 50 | Wife | — | Massachusetts |
| 48 | Harper Bennett | 19 | Son | Clerk | New Jersey |
| 49 | Robert More | 61 | Head | Ironworker | Canada |
| 50 | Ella More | 71 | Wife | — | Michigan |
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)