TS
Thomas Sullivan — 1920 US Census Record
Model Tree available1920 United States Federal Census · Adams, Illinois
Our Model Tree links this Thomas Sullivan across the 1900, 1910 and 1920 US Censuses in Adams, Illinois (XGBoost, ~Confirmed), with identified parents James & Chas — first a son (b.~1897), then head of a 6-person household.
Age 23
b. ~1897
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Adams, Illinois |
| Surname | Sullivan |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Plumber |
| Industry | Plumbing Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Plumber |
| Township / Ward | Quincy City |
| Est. Birth Year | ~1897 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Helen Sullivan | Daughter | — | 12 | ~1908 |
| Ida Sullivan | Head | — | 50 | ~1870 |
| Thomas Sullivan | Son | — | 23 | ~1897 |
| George Sullivan | Son | — | 29 | ~1891 |
| Albert Sullivan | Son | — | 16 | ~1904 |
| Edward Sullivan | Son | — | 19 | ~1901 |
Census Appearances
1900
Adams, Illinois
Son, age 4
Adams, Illinois · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Thos W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Oct |
| Birth Year | 1896 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Adams, Illinois
Son, age 13
Adams, Illinois · implied b. ~1897 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Thomas R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Chore boy |
| Industry | Private Family |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Adams, Illinois
Son, age 23
Adams, Illinois · implied b. ~1897 — 6 household members
| Surname | Sullivan |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Plumber |
| Industry | Plumbing Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Sullivan across 3 US Census years (1900, 1910 and 1920) in Adams, Illinois, using XGBoost record linkage. Identified parents: father James Sullivan (~0.92 confidence) and father Chas Sullivan (~0.92 confidence) and mother Caroline Sullivan (~0.92 confidence) and mother Ida Sullivan (~0.92 confidence) and mother Ida Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Sullivan
b. ~1857
Source father
● Household
· direct · ~0.92
Father
Chas Sullivan
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Caroline Sullivan
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Ida Sullivan
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Ida Sullivan
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Sullivan
Son · 1920 · age 23 · b. ~1897 · Illinois
★ You are viewing this record
Sibling
George Sullivan
Sibling · 1920 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Sullivan
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Sullivan
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Sullivan
Sibling · 1920 · age 12
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 — Adams, Illinois
Open full size
1920 US Federal Census — Adams, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu296unit:0626)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry Beals | 32 | Head | Laborer | Illinois |
| 2 | Eliza Beals | 39 | Wife | Agent | Missouri |
| 3 | Michael Ignaday | 60 | Head | Peddler | Illinois |
| 4 | Henry Ammertsh | 61 | Head | Laborer | Illinois |
| 5 | Harrison Clark | 70 | Head | Laborer | Iowa |
| 6 | Susan Ray | 70 | Head | None | Indiana |
| 7 | George Ray | 37 | Son | Driver | Illinois |
| 8 | William Alexander | 78 | Brother | None | Kentucky |
| 9 | Ida Sullivan | 50 | Head | None | Illinois |
| 10 | George Sullivan | 29 | Son | Repairer | Illinois |
| 11 | Thomas Sullivan THIS PERSON | 23 | Son | Plumber | Illinois |
| 12 | Edward Sullivan | 19 | Son | None | Illinois |
| 13 | Albert Sullivan | 16 | Son | None | Illinois |
| 14 | Helen Sullivan | 12 | Daughter | None | Illinois |
| 15 | William Hageman | 37 | Head | Proprietor | Illinois |
| 16 | Clara Hageman | 35 | Wife | None | Missouri |
| 17 | Ralph Hageman | 7 | Son | None | Illinois |
| 18 | Carl Hageman | 3 | Son | None | Illinois |
| 19 | Lowell Hageman | 1 | Son | None | Illinois |
| 20 | William Ott | 28 | Head | Secretary | Illinois |
| 21 | Henrietta Ott | 26 | Wife | None | Illinois |
| 22 | Robert Ott | 5 | Son | None | Illinois |
| 23 | Jerome Ott | 4 | Son | None | Illinois |
| 24 | Mary Ott | 3 | Daughter | None | Illinois |
| 25 | Luther Gibbs | 48 | Head | Train Dispatcher | Illinois |
| 26 | June Gibbs | 43 | Wife | None | Illinois |
| 27 | Enoch Toms | 53 | Head | Commercial Trav | Illinois |
| 28 | Alleen Toms | 45 | Wife | None | Missouri |
| 29 | Nidomer Toms | 15 | Son | None | Missouri |
| 30 | Richard Toms | 7 | Son | None | Illinois |
| 31 | Robert Toms | 4 | Son | None | Illinois |
| 32 | Alleen Toms | 12 | Daughter | None | Illinois |
| 33 | Helen Gibbs | 22 | Daughter | Stenographer | Illinois |
| 34 | Arthur Van Doorn | 48 | Head | Postal Clerk | Illinois |
| 35 | Margaret Van Doorn | 51 | Wife | None | Illinois |
| 36 | Annasfred Van Doorn | 20 | Daughter | Teacher | Illinois |
| 37 | Julia Van Doorn | 18 | Daughter | None | Illinois |
| 38 | James Van Doorn | 16 | Son | None | Illinois |
| 39 | Lee Terrill | 36 | Head | Machinist | Illinois |
| 40 | Eva Terrill | 34 | Wife | None | Illinois |
| 41 | Stella Terrill | 12 | Daughter | None | Illinois |
| 42 | Florence Terrill | 7 | Daughter | None | Illinois |
| 43 | John Owens | 52 | Cousin | Machinist | Illinois |
| 44 | Henry Hulthin | 37 | Head | Asst Foreman | Illinois |
| 45 | Maud Hulthin | 31 | Wife | None | Illinois |
| 46 | Jacob Neff | 58 | Head | Laborer | Illinois |
| 47 | Sarah Neff | 50 | Wife | None | Illinois |
| 48 | Robert Neff | 26 | Son | Laborer | Illinois |
| 49 | William Neff | 24 | Head | None | Illinois |
| 50 | Anna Neff | 22 | Wife | None | Illinois |
Pedigree Summary
Thomas + 4 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)