GS
George Sullivan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this George Sullivan across the 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 13-person household.
Age 17
b. ~1903
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Sullivan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Driver |
| Industry | Team |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Driver |
| Township / Ward | Pittsburg |
| Est. Birth Year | ~1903 |
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.
13 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Sullivan | Daughter | — | 4 | ~1916 |
| Margaret Sullivan | Daughter | — | 10 | ~1910 |
| Marie Sullivan | Daughter | — | 16 | ~1904 |
| Agnes Sullivan | Daughter | — | 14 | ~1906 |
| Catherine Sullivan | Daughter | — | ~1920 | |
| Thomas Sullivan | Head | — | 49 | ~1871 |
| John Sullivan | Son | — | 22 | ~1898 |
| Edward Sullivan | Son | — | 20 | ~1900 |
| George Sullivan | Son | — | 17 | ~1903 |
| Ralph Sullivan | Son | — | 7 | ~1913 |
| Francis Sullivan | Son | — | 2 | ~1918 |
| Edward Sullivan | Son | — | 12 | ~1908 |
| Bertha Sullivan | Spouse | — | 41 | ~1879 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 6
Allegheny, Pennsylvania · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | George L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| 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 17
Allegheny, Pennsylvania · implied b. ~1903 — 13 household members
| Surname | Sullivan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Driver |
| Industry | Team |
| 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 George Sullivan across 2 US Census years (1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
George Sullivan
Son · 1920 · age 17 · b. ~1903 · Pennsylvania
★ You are viewing this record
Sibling
Gertrude Sullivan
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Sullivan
Sibling · 1920 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Sullivan
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Sullivan
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Sullivan
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Sullivan
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Sullivan
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Sullivan
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Sullivan
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Sullivan
Sibling · 1920 · age 7
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:1920:14thcensusofpopu1518unit:0171)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Travers Duffy | 25 | Son | Brakeman | Pennsylvania |
| 52 | Margaret Duffy | 18 | Daughter | Machine Operator | Pennsylvania |
| 53 | Emmet Duffy | 5 | Grand-son | — | Pennsylvania |
| 54 | Margaret Duffy | 3 | Grand-child | — | Pennsylvania |
| 55 | James Summerville | 57 | Head | Driver | Ireland |
| 56 | Mary Ann Summerville | 47 | Wife | — | Sweden |
| 57 | Frank Summerville | 20 | Son | Labourer | Pennsylvania |
| 58 | Henry E. Summerville | 16 | Son | Order Clerk | Pennsylvania |
| 59 | Clarence Summerville | 12 | Son | — | Pennsylvania |
| 60 | John Sodnik | 34 | Head | Labourer | Poland |
| 61 | Josephine Sodnik | 42 | Wife | — | Germany |
| 62 | August Sodnik | 7 | Son | — | Pennsylvania |
| 63 | Mary Sodnik | 5 | Daughter | — | Pennsylvania |
| 64 | Frank Sodnik | 1 | Son | — | Pennsylvania |
| 65 | Jos Sutera | 45 | Head | Laborer | Poland |
| 66 | Marie Sutera | 73 | Wife | — | Poland |
| 67 | Coleman Costello | 62 | Head | Laborer | Ireland |
| 68 | Mary Costello | 55 | Wife | — | Ireland |
| 69 | Mary Margaret Hickey | 25 | Daughter | Can Seamer | Pennsylvania |
| 70 | Nora Costello | 20 | Daughter | Typist | Pennsylvania |
| 71 | Julia Costello | 18 | Daughter | Machine Operator | Pennsylvania |
| 72 | Catherine Costello | 16 | Daughter | Machine Operator | Pennsylvania |
| 73 | Joseph Hickey | 8 | Grand-son | — | Pennsylvania |
| 74 | John Hickey | 6 | Grand-son | — | Pennsylvania |
| 75 | Frances Hickey | 4 | Grand-daughter | — | Pennsylvania |
| 76 | Blanche Hickey | 3 | Grand-daughter | — | Pennsylvania |
| 77 | Sim Leonard | 57 | Head | Laborer | Georgia |
| 78 | Mary F. Leonard | 45 | Wife | Laundress | Georgia |
| 79 | Thomas Leonard | 12 | Son | — | Georgia |
| 80 | Alice Leonard | 10 | Daughter | — | Georgia |
| 81 | Rose Wright | 28 | Step-daughter | Cook | Georgia |
| 82 | Will Green | 31 | Head | Laborer | Alabama |
| 83 | Lillian Green | 25 | Wife | — | Mississippi |
| 84 | Henry Smith | 22 | Adopted Son | Machinist | Mississippi |
| 85 | Samuel Smith | 18 | Son | Fireman | Mississippi |
| 86 | Hannah Smith | 20 | Adopted Son's Wife | — | Alabama |
| 87 | Lucille Smith | 1 | Adopted Daughter | — | Pennsylvania |
| 88 | Thomas Sullivan | 49 | Head | Laborer | Pennsylvania |
| 89 | Bertha Sullivan | 41 | Wife | — | Pennsylvania |
| 90 | John Sullivan | 22 | Son | Driver | Pennsylvania |
| 91 | Edward Sullivan | 20 | Son | Driver | Pennsylvania |
| 92 | George Sullivan THIS PERSON | 17 | Son | Driver | Pennsylvania |
| 93 | Marie Sullivan | 16 | Daughter | Coffee Helper | Pennsylvania |
| 94 | Agnes Sullivan | 14 | Daughter | — | Pennsylvania |
| 95 | Edward Sullivan | 12 | Son | — | Pennsylvania |
| 96 | Margaret Sullivan | 10 | Daughter | — | Pennsylvania |
| 97 | Ralph Sullivan | 7 | Son | — | Pennsylvania |
| 98 | Gertrude Sullivan | 4 | Daughter | — | Pennsylvania |
| 99 | Francis Sullivan | 2 | Son | — | Pennsylvania |
| 100 | Catherine Sullivan | 0 | Daughter | — | 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)