TM
Thomas Mccormick — 1900 US Census Record
Model Tree available1900 United States Federal Census · Lackawanna, Pennsylvania
Our Model Tree links this Thomas Mccormick across the 1900, 1910, 1920 and 1930 US Censuses in Lackawanna, Pennsylvania (XGBoost, ~Confirmed), with identified parents Thomas & William — first a son (b.~1900), then head of a 8-person household.
Age 0
b. ~1900
Male
Son
Born: Pennsylvania
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | Lackawanna, Pennsylvania |
| Surname | McCormick |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | May |
| Birth Year | 1900 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Scranton City |
| Est. Birth Year | ~1900 |
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.
8 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Mullens | Son | — | 16 | ~1884 |
| Jane Mccormick | Daughter | — | 25 | ~1875 |
| John Hagan | Other | — | 64 | ~1836 |
| Sarah Mullens | Spouse | — | 43 | ~1857 |
| Michael Mccormick | Other | — | 26 | ~1874 |
| William Mullens | Head | — | 43 | ~1857 |
| Alice Mullens | Daughter | — | 22 | ~1878 |
| Thomas Mccormick | Son | — | ~1900 |
Census Appearances
1900
Lackawanna, Pennsylvania
Son, age
Lackawanna, Pennsylvania · implied b. ~1900 — 8 household members
| Surname | McCormick |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | May |
| Birth Year | 1900 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Lackawanna, Pennsylvania
Son, age 11
Lackawanna, Pennsylvania · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormack |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lackawanna, Pennsylvania
Son, age 20
Lackawanna, Pennsylvania · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormac |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machine Helper |
| Industry | Silk Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lackawanna, Pennsylvania
Son, age 31
Lackawanna, Pennsylvania · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormack |
| Given Name | Thomas F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machinist |
| Industry | Silk Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Thomas Mccormick across 4 US Census years (1900, 1910, 1920 and 1930) in Lackawanna, Pennsylvania, using XGBoost record linkage. Identified parents: father Thomas Mccormack (~0.92 confidence) and father William Mullens (~0.92 confidence) and mother Bridget Mccormack (~0.92 confidence) and mother Sarah Mullens (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Mccormack
b. ~1878
Source father
● Household
· direct · ~0.92
Father
William Mullens
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Bridget Mccormack
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Sarah Mullens
b. ~1857
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Mccormick
Son · 1900 · age 0 · b. ~1900 · Pennsylvania
★ You are viewing this record
Sibling
Jane Mccormick
Sibling · 1900 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mullens
Sibling · 1900 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mullens
Sibling · 1900 · age 22
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
1900 US Federal Census — Lackawanna, Pennsylvania
Open full size
1900 US Federal Census — Lackawanna, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1420unit:0063)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Catherine Grant | 1 | Daughter | — | Pennsylvania |
| 52 | William Mullens | 42 | Head | Coal Miner | Ireland |
| 53 | Sarah J. Mullens | 43 | Wife | — | Ireland |
| 54 | Alice Mullens | 22 | Daughter | — | Pennsylvania |
| 55 | Thomas Mullens | 15 | Son | Driver Coal Mine | Pennsylvania |
| 56 | Michael Mccormick | 26 | Son in law | Coal Miner | Pennsylvania |
| 57 | Jane Mccormick | 24 | Daughter | — | Pennsylvania |
| 58 | Thomas Mccormick THIS PERSON | 0 | Son | — | Pennsylvania |
| 59 | John Hagan | 63 | Boarder | Day Laborer | Ireland |
| 60 | John Armstrong | 41 | Head | Coal Miner | Wales |
| 61 | Jane Armstrong | 42 | Wife | — | Wales |
| 62 | William J. Armstrong | 20 | Son | Day Laborer | Pennsylvania |
| 63 | James Armstrong | 18 | Son | Day Laborer | Pennsylvania |
| 64 | Benjamin Armstrong | 17 | Son | Day Laborer | Pennsylvania |
| 65 | Mary Jones | 29 | Sister | Servant | Pennsylvania |
| 66 | William H. Richmond | 78 | Head | Gentleman | Connecticut |
| 67 | Lois R. Richmond | 76 | Wife | — | New York |
| 68 | Mary R. Tracy | 45 | Daughter | — | Pennsylvania |
| 69 | Emeline H. Tracy | 40 | Daughter | — | Pennsylvania |
| 70 | Clara M. Tracy | 38 | Daughter | — | Pennsylvania |
| 71 | Frederick K. Tracy | 46 | Son in law | Attorney | New York |
| 72 | Lois R. Tracy | 15 | Son | At School | Ohio |
| 73 | Emeline K. Tracy | 14 | Daughter | At School | Pennsylvania |
| 74 | William R. Tracy | 12 | Son | At School | Ohio |
| 75 | Mary A. Tracy | 9 | Daughter | At School | Ohio |
| 76 | Frederick L. Tracy | 3 | Son | — | Pennsylvania |
| 77 | Rosa Green | 21 | Servant | Servant | England |
| 78 | Mary Allen | 23 | Servant | Do | Ireland |
| 79 | Annie Battle | 30 | Servant | Do | England |
| 80 | Jane Neese | 23 | Servant | Do | Wales |
| 81 | Charles Burkoski | 40 | Head | Coal Miner | Poland Ger |
| 82 | Annie Burkoski | 40 | Wife | — | Poland Ger |
| 83 | Mary Burkoski | 4 | Daughter | — | Pennsylvania |
| 84 | John Gubinski | 30 | Boarder | Laborer Coal Mine | Poland Ger |
| 85 | John Yacariys | 25 | Boarder | Day Laborer | Poland Ger |
| 86 | Eva Yacariys | 19 | Wife | — | Poland Ger |
| 87 | Adam Yacariys | 0 | Son | — | Poland Ger |
| 88 | Mathias Arradya | 30 | Head | Laborer Coal Mine | Poland Russ |
| 89 | Mary Arradya | 22 | Wife | — | Poland Russ |
| 90 | Andrew Arradya | 1 | Son | — | Pennsylvania |
| 91 | Joseph Raitivich | 30 | Head | Laborer Coal Mine | Poland Russ |
| 92 | Eva Raitivich | 28 | Wife | — | Poland Russ |
| 93 | Annie Raitivich | 9 | Daughter | — | Poland Russ |
| 94 | Adam Yukis | 30 | Boarder | Laborer Coal Mine | Poland Russ |
| 95 | Joseph Gerbliss | 24 | Boarder | Laborer Coal Mine | Poland Russ |
| 96 | Joseph Ghomsky | 20 | Boarder | Laborer Coal Mine | Poland Russ |
| 97 | George Rusch | 18 | Boarder | Laborer Coal Mine | Poland Russ |
| 98 | William Gyditis | 24 | Boarder | Laborer Coal Mine | Poland Russ |
| 99 | John Polonchia | 22 | Head | Laborer | Poland Aus |
| 100 | Bridget Polonchia | 22 | Wife | — | Poland Aus |
Pedigree Summary
Thomas + 3 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)