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Mary Mccormick — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Mccormick across the 1900, 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 12-person household.
Age 50
b. ~1870
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | McCormick |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1900 |
| Birthplace (normalized) | ireland |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1870 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Thompson | Daughter | — | 6 | ~1914 |
| Michael Mccormick | Head | — | 50 | ~1870 |
| James Mccafferty | Other | — | 55 | ~1865 |
| William Keenan | Other | — | 55 | ~1865 |
| William Mcintosh | Other | — | 56 | ~1864 |
| Patrick Reilly | Other | — | 55 | ~1865 |
| Michael O'Leary | Other | — | 55 | ~1865 |
| William Kobb | Other | — | 51 | ~1869 |
| Joseph Thompson | Other | — | 8 | ~1912 |
| Frank Conway | Other | — | 60 | ~1860 |
| John Gaffney | Other | — | 54 | ~1866 |
| Mary Mccormick | Spouse | — | 50 | ~1870 |
Census Appearances
1900
Philadelphia, Pennsylvania
Spouse, age 32
Philadelphia, Pennsylvania · implied b. ~1868 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Aug |
| Birth Year | 1868 |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Philadelphia, Pennsylvania
Spouse, age 40
Philadelphia, Pennsylvania · implied b. ~1870 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 17 |
| Children Born | 8 |
| Children Living | 7 |
| Year of Immigration | 1887 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Philadelphia, Pennsylvania
Spouse, age 50
Philadelphia, Pennsylvania · implied b. ~1870 — 12 household members
| Surname | McCormick |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1900 |
| 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 Mccormick across 3 US Census years (1900, 1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Mary Mccormick
Spouse · 1920 · age 50 · b. ~1870 · Pennsylvania
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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 — Philadelphia, Pennsylvania
Open full size
1920 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1621unit:0059)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James Quinn | 62 | Head | — | Ireland |
| 52 | Annie Quinn | 49 | Wife | — | Penna |
| 53 | Valeria Quinn | 23 | Daughter | Cashier | Penna |
| 54 | Marie Quinn | 16 | Daughter | — | Penna |
| 55 | Walter S Miller | 6 | Nephew | — | Penna |
| 56 | Isabella Collins | 40 | Head | Chambermaid | Scotland |
| 57 | Isabella Collins | 20 | Daughter | Packer | Penna |
| 58 | Elizabeth Collins | 18 | Daughter | Operator | Penna |
| 59 | Patrick Linskey | 34 | Head | Salesman | Ireland |
| 60 | Agnes Linskey | 34 | Wife | — | Penna |
| 61 | James Linskey | 6 | Son | School | Penna |
| 62 | Margaret Linskey | 3 | Daughter | — | Penna |
| 63 | Joseph Linskey | 1 | Son | — | Penna |
| 64 | Catherine Wild | 40 | Head | Dry Goods | Penna |
| 65 | Jacob Wild | 45 | Brother | — | Penna |
| 66 | Eugene Gaffney | 24 | Cousin | Clerk | Ireland |
| 67 | Michael Mccormick | 50 | Head | Laborer | Ireland |
| 68 | Mary Mccormick THIS PERSON | 50 | Wife | — | Ireland |
| 69 | Joseph Thompson | 8 | Nephew | School | Penna |
| 70 | Mary Thompson | 6 | Daughter | School | Penna |
| 71 | James Mccafferty | 55 | Boarder | Laborer | Ireland |
| 72 | William Kobb | 51 | Boarder | Machinist | Ireland |
| 73 | Frank Conway | 60 | Boarder | Laborer | Ireland |
| 74 | Patrick Reilly | 55 | Boarder | Laborer | Ireland |
| 75 | John Gaffney | 54 | Boarder | Laborer | Ireland |
| 76 | Michael O'Leary | 55 | Boarder | Laborer | Ireland |
| 77 | William Mcintosh | 56 | Boarder | Laborer | Ireland |
| 78 | William Keenan | 55 | Boarder | Laborer | Ireland |
| 79 | Mary Degnan | 57 | Head | Dry Goods | Ireland |
| 80 | Margaret Sweeney | 60 | Sister | — | Ireland |
| 81 | Mary Mcanany | 70 | Boarder | — | Ireland |
| 82 | Agnes Lonergan | 15 | Niece | School | Penna |
| 83 | Anna Murphy | 45 | Head | Confectionery | Ireland |
| 84 | Thomas O'Keefe | 34 | Boarder | Clerk | Penna |
| 85 | Joseph Rumble | 34 | Boarder | Carpenter | Penna |
| 86 | John Neylon | 77 | Boarder | — | Ireland |
| 87 | Thomas Beagan | 47 | Boarder | Clerk | Penna |
| 88 | James Mcclancy | 70 | Boarder | Laborer | Ireland |
| 89 | Peter Shalmet | 33 | Head | Cookery | Russia |
| 90 | Julia Shalmet | 30 | Wife | — | Russia |
| 91 | Josephine Shalmet | 7 | Daughter | School | Penna |
| 92 | Julia Shalmet | 5 | Daughter | — | Penna |
| 93 | Peter Shalmet | 3 | Son | — | Penna |
| 94 | John Shalmet | 1 | Son | — | Penna |
| 95 | Francis Glynn | 58 | Head | Janitor | England |
| 96 | Nellie Glynn | 41 | Wife | — | New York |
| 97 | James Glynn | 1 | Son | — | Penna |
| 98 | Joseph Wilansky | 26 | Head | Helper | Russia |
| 99 | Lena Wilansky | 24 | Wife | — | Russia |
| 100 | John Conlon | 25 | Boarder | Machinist | Ireland |
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)