TC
Thomas Callahan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Tazewell, Illinois
Our Model Tree links this Thomas Callahan across the 1910 and 1920 US Censuses in Tazewell, Illinois (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 8-person household.
Age 60
b. ~1860
Male
Head
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Tazewell, Illinois |
| Surname | Callahan |
| Given Name | Thomas |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1887 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | fireman |
| Industry | railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Fireman |
| Township / Ward | Pekin City |
| Est. Birth Year | ~1860 |
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 1920 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Teresa Callahan | Daughter | — | 20 | ~1900 |
| Dorothy Callahan | Daughter | — | 5 | ~1915 |
| Thomas Callahan | Head | — | 60 | ~1860 |
| Mary Callahan | Daughter | — | 24 | ~1896 |
| Frank Callahan | Son | — | 28 | ~1892 |
| Bernard Callahan | Son | — | 27 | ~1893 |
| Alice Callahan | Spouse | — | 49 | ~1871 |
| Helen Callahan | Daughter | — | 14 | ~1906 |
Census Appearances
1910
Tazewell, Illinois
Head, age 50
Tazewell, Illinois · implied b. ~1860 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | Tom |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 17 |
| Children Living | 1881 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Paper Mill |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Tazewell, Illinois
Head, age 60
Tazewell, Illinois · implied b. ~1860 — 8 household members
| Surname | Callahan |
| Given Name | Thomas |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1887 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | fireman |
| Industry | railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| 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 Thomas Callahan across 2 US Census years (1910 and 1920) in Tazewell, Illinois, using XGBoost record linkage.
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This person
Anchor record
Thomas Callahan
Head · 1920 · age 60 · b. ~1860 · Illinois
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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 — Tazewell, Illinois
Open full size
1920 US Federal Census — Tazewell, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu410unit:0385)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Leah L Mccoy | 12 | daughter | — | Illinois |
| 52 | Vernon L Mccoy | 10 | son | — | Illinois |
| 53 | Beulah M Mccoy | 8 | daughter | — | Illinois |
| 54 | Glen A Mccoy | 4 | son | — | Illinois |
| 55 | Lee C Mccoy | 2 | son | — | Illinois |
| 56 | George Heinrichs | 29 | head | Pipe Fitter | Illinois |
| 57 | Delia Heinrichs | 27 | wife | None | Illinois |
| 58 | Lorraine Heinrichs | 5 | daughter | — | Illinois |
| 59 | Virginia Heinrichs | 1 | daughter | — | Illinois |
| 60 | Charles Russo | 33 | head | Laborer | Italy |
| 61 | Lizzie Russo | 31 | wife | None | Kentucky |
| 62 | Gallant Graham | 14 | son | — | Illinois |
| 63 | Charlie Graham | 12 | step son | — | Arkansas |
| 64 | Francis Graham | 10 | step son | — | Arkansas |
| 65 | Josephine Graham | 8 | step daughter | — | Illinois |
| 66 | Mike Russo | 6 | son | — | Illinois |
| 67 | Fanny B Russo | 4 | daughter | — | Illinois |
| 68 | Frank Pegliosi | 37 | head | Laborer | Italy |
| 69 | Carolina Pegliosi | 33 | wife | None | Italy |
| 70 | Dominick Pegliosi | 10 | son | — | Illinois |
| 71 | Leo Pegliosi | 8 | son | — | Illinois |
| 72 | Mary Pegliosi | 6 | daughter | — | Illinois |
| 73 | Crassie Pegliosi | 5 | daughter | — | Illinois |
| 74 | Luce Pegliosi | 2 | daughter | — | Illinois |
| 75 | Josie Pegliosi | 1 | daughter | — | Illinois |
| 76 | Thomas Callahan THIS PERSON | 60 | head | Fireman | Ireland |
| 77 | Alice Callahan | 49 | wife | None | Illinois |
| 78 | Frank Callahan | 28 | son | Truck Driver | Illinois |
| 79 | Bernard Callahan | 27 | son | Tap Driver | Illinois |
| 80 | Mary Callahan | 24 | daughter | Teacher | Illinois |
| 81 | Teresa Callahan | 20 | daughter | Cashier | Illinois |
| 82 | Helen Callahan | 14 | daughter | — | Illinois |
| 83 | Dorothy Callahan | 5 | daughter | — | Illinois |
| 84 | George H Buckley | 45 | head | Engineer | Michigan |
| 85 | Mary A Buckley | 43 | wife | None | Pennsylvania |
| 86 | Hector Buckley | 18 | son | — | Michigan |
| 87 | Cecil Buckley | 17 | son | — | Michigan |
| 88 | Althea Buckley | 16 | daughter | — | Michigan |
| 89 | Evelyn Buckley | 12 | daughter | — | Michigan |
| 90 | Roy Buckley | 10 | son | — | Michigan |
| 91 | Anastasia Buckley | 7 | daughter | — | Michigan |
| 92 | Fred Pottgenner | 42 | head | Carpenter | Germany |
| 93 | Emma Pottgenner | 37 | wife | None | Alabama |
| 94 | Ernest Pottgenner | 17 | son | Cleaner | Illinois |
| 95 | Fred Pottgenner | 13 | son | — | Illinois |
| 96 | Henry Pottgenner | 10 | son | — | Illinois |
| 97 | Mae Pottgenner | 9 | son | — | Illinois |
| 98 | Howard Pottgenner | 7 | son | — | Illinois |
| 99 | Leo Pottgenner | 5 | son | — | Illinois |
| 100 | Irma Pottgenner | 2 | son | — | Illinois |
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)