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Thomas Hamilton — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Thomas Hamilton across the 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 10-person household.
Age 15
b. ~1905
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Hamilton |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Delivery boy |
| Industry | Grocery |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Delivery Boy |
| Township / Ward | West Deer Twp |
| Est. Birth Year | ~1905 |
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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Joseph Hamilton | Head | — | 40 | ~1880 |
| Irene Hamilton | Daughter | — | 6 | ~1914 |
| Thomas Hamilton | Son | — | 15 | ~1905 |
| Lizzie Hamilton | Daughter | — | 21 | ~1899 |
| Belle Hamilton | Spouse | — | 41 | ~1879 |
| Charlotte Hamilton | Daughter | — | 8 | ~1912 |
| Anna Hamilton | Daughter | — | 17 | ~1903 |
| William Hamilton | Son | — | 19 | ~1901 |
| Ralph Hamilton | Son | — | 3 | ~1917 |
| Minnie Hamilton | Daughter | — | 11 | ~1909 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Thomas Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 15
Allegheny, Pennsylvania · implied b. ~1905 — 10 household members
| Surname | Hamilton |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Pennsylvania |
| Occupation | Delivery boy |
| Industry | Grocery |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Hamilton across 2 US Census years (1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Hamilton
Son · 1920 · age 15 · b. ~1905 · Pennsylvania
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Sibling
Lizzie Hamilton
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Minnie Hamilton
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Hamilton
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Hamilton
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Hamilton
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Hamilton
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hamilton
Sibling · 1920 · age 19
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 — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1530unit:0205)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Frank | 47 | Head | — | Pennsylvania |
| 2 | Marie Frank | 12 | Daughter | — | Pennsylvania |
| 3 | John Linnman | 30 | Head | Tippleman | Scotland |
| 4 | Christina Linnman | 27 | Wife | — | Scotland |
| 5 | John Linnman | 5 | Son | — | Pennsylvania |
| 6 | Christina Linnman | 3 | Daughter | — | Pennsylvania |
| 7 | Rebecca Linnman | 1 | Daughter | — | Pennsylvania |
| 8 | William Caldwell | 32 | Head | Wireman | Scotland |
| 9 | Jennie Caldwell | 32 | Wife | — | Scotland |
| 10 | Rose Caldwell | 7 | Daughter | — | Pennsylvania |
| 11 | Alexander Caldwell | 1 | Son | — | Pennsylvania |
| 12 | John Fleming | 31 | Boarder | Cutter | Pennsylvania |
| 13 | James Moon | 27 | Boarder | Loader | Pennsylvania |
| 14 | Archie Spears | 25 | Boarder | Driver | Pennsylvania |
| 15 | Joseph Caldwell | 17 | Boarder | Fireman | Pennsylvania |
| 16 | Hardney Perry | 49 | Boarder | Hauler | Virginia |
| 17 | James Gabor | 25 | Boarder | Butcher | Pennsylvania |
| 18 | Grover Rhodes | 30 | Boarder | Bookkeeper | Virginia |
| 19 | Ralph Lucina | 54 | Head | — | Ireland |
| 20 | William Lucina | 25 | Son | Loader | Ireland |
| 21 | Samuel Lucina | 21 | Son | Machine | Ireland |
| 22 | Sarah Lucina | 16 | Daughter | — | Ireland |
| 23 | Sarah Lucina | 14 | Daughter | — | Ireland |
| 24 | James Lucina | 11 | Son | — | Pennsylvania |
| 25 | Martha Lucina | 5 | Daughter | — | Pennsylvania |
| 26 | Joseph Hamilton | 40 | Head | Fire Boss | Ireland |
| 27 | Belle Hamilton | 41 | Wife | — | Pennsylvania |
| 28 | Lizzie Hamilton | 21 | Daughter | — | Pennsylvania |
| 29 | William Hamilton | 19 | Son | Laborer | Pennsylvania |
| 30 | Anna Hamilton | 17 | Daughter | — | Pennsylvania |
| 31 | Thomas Hamilton THIS PERSON | 15 | Son | Delivery Boy | Pennsylvania |
| 32 | Minnie Hamilton | 11 | Daughter | — | Pennsylvania |
| 33 | Charlotte Hamilton | 8 | Daughter | — | Pennsylvania |
| 34 | Irene Hamilton | 6 | Daughter | — | Pennsylvania |
| 35 | Ralph Hamilton | 3 | Son | — | Pennsylvania |
| 36 | John Gresia | 32 | Head | Repairman | Germany |
| 37 | Blanche Gresia | 31 | Wife | — | Pennsylvania |
| 38 | Russell Gresia | 9 | Son | — | Pennsylvania |
| 39 | Edward Gresia | 7 | Son | — | Pennsylvania |
| 40 | Joseph Gresia | 2 | Son | — | Pennsylvania |
| 41 | Robert Penman | 55 | Head | Fire Boss | Scotland |
| 42 | Janet Penman | 52 | Wife | — | Scotland |
| 43 | John Penman | 16 | Son | — | Scotland |
| 44 | Robert Penman | 8 | Son | — | Pennsylvania |
| 45 | James Penman | 5 | Son | — | Pennsylvania |
| 46 | Thomas Baker | 32 | Head | Cutter | Pennsylvania |
| 47 | Mary Baker | 34 | Wife | — | Pennsylvania |
| 48 | James Baker | 10 | Son | — | Pennsylvania |
| 49 | Milton Baker | 8 | Son | — | Pennsylvania |
| 50 | Glen Baker | 5 | Son | — | Pennsylvania |
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)