JD
John Dolan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Dolan across the 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1901), then head of a 7-person household.
Age 19
b. ~1901
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Dolan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Mckees Rocks Borough |
| Est. Birth Year | ~1901 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Dolan | Son | — | 19 | ~1901 |
| Mildred Dolan | Daughter | — | 17 | ~1903 |
| John Dolan | Head | — | 57 | ~1863 |
| Matilda Dolan | Daughter | — | 27 | ~1893 |
| Elizabeth Dolan | Spouse | — | 53 | ~1867 |
| Rosella Dolan | Daughter | — | 22 | ~1898 |
| Joseph Dolan | Son | — | 25 | ~1895 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 9
Allegheny, Pennsylvania · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dolan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| 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 19
Allegheny, Pennsylvania · implied b. ~1901 — 7 household members
| Surname | Dolan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| 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 John Dolan across 2 US Census years (1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Dolan
Son · 1920 · age 19 · b. ~1901 · Pennsylvania
★ You are viewing this record
Sibling
Rosella Dolan
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matilda Dolan
Sibling · 1920 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Dolan
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Dolan
Sibling · 1920 · age 25
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:1920:14thcensusofpopu1514unit:0088)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Reed Gastafer | 24 | Boarder | Blacksmith | Russia |
| 2 | Andrew Adelene | 29 | Boarder | Blacksmith | Russia |
| 3 | George Rahal | 23 | Head | Hostler | Austria-Hung |
| 4 | Mary Rahal | 23 | Wife | — | Austria-Hung |
| 5 | George Rahal | 2 | Son | — | Pennsylvania |
| 6 | John Rahal | 1 | Son | — | Pennsylvania |
| 7 | Patrick Gill | 40 | Head | Car Repair | Ireland |
| 8 | Katharine Gill | 39 | Wife | — | Ireland |
| 9 | Luke Gill | 14 | Son | — | Pennsylvania |
| 10 | William Gill | 12 | Son | — | Pennsylvania |
| 11 | Patrick Gill | 10 | Son | — | Pennsylvania |
| 12 | Thomas Gill | 8 | Son | — | Pennsylvania |
| 13 | Francis Gill | 6 | Son | — | Pennsylvania |
| 14 | Mary Gill | 3 | Daughter | — | Pennsylvania |
| 15 | James Gill | 1 | Son | — | Pennsylvania |
| 16 | Joseph Ebusak | 33 | Head | Inspector | Austria-Hung |
| 17 | Anna Ebusak | 28 | Wife | — | Austria-Hung |
| 18 | George Ebusak | 8 | Son | — | Pennsylvania |
| 19 | Joseph Ebusak | 6 | Son | — | Pennsylvania |
| 20 | Mark Ebusak | 3 | Son | — | Pennsylvania |
| 21 | Annie C Ebusak | 1 | Daughter | — | Pennsylvania |
| 22 | Charles Piothe | 39 | Head | Car Repair | Austria-Hung |
| 23 | Anna Piothe | 36 | Wife | — | Austria-Hung |
| 24 | Mary Piothe | 12 | Daughter | — | Pennsylvania |
| 25 | Charles Piothe | 10 | Son | — | Pennsylvania |
| 26 | Margaret Piothe | 8 | Daughter | — | Pennsylvania |
| 27 | Josephine Piothe | 2 | Daughter | — | Pennsylvania |
| 28 | Joseph Kendra | 25 | Head | Car Repair | Slovakia |
| 29 | Margaret Kendra | 21 | Wife | — | Pennsylvania |
| 30 | Joseph Kendra | 1 | Son | — | Pennsylvania |
| 31 | Henry W Decker | 40 | Head | Chauffeur | Kentucky |
| 32 | Lilly Decker | 40 | Wife | — | Kentucky |
| 33 | Mary Decker | 16 | Daughter | — | Kentucky |
| 34 | John Decker | 11 | Son | — | Kentucky |
| 35 | Florence Decker | 9 | Daughter | — | Kentucky |
| 36 | Budelle Decker | 6 | Daughter | — | Kentucky |
| 37 | Herman Decker | 4 | Son | — | Kentucky |
| 38 | Isabelle Decker | 2 | Daughter | — | Kentucky |
| 39 | Anthony Pallas | 45 | Head | Machinist | Pennsylvania |
| 40 | Patrick Pallas | 35 | Wife | — | Ireland |
| 41 | Mary Pallas | 8 | Daughter | — | Pennsylvania |
| 42 | Joseph Pallas | 7 | Son | — | Pennsylvania |
| 43 | John J Dolan | 57 | Head | Machinist | Pennsylvania |
| 44 | Elizabeth Dolan | 53 | Wife | — | Pennsylvania |
| 45 | Matilda Dolan | 27 | Daughter | Operator | Pennsylvania |
| 46 | Joseph Dolan | 25 | Son | Laborer | Pennsylvania |
| 47 | Rosella Dolan | 22 | Daughter | — | Pennsylvania |
| 48 | John Dolan THIS PERSON | 19 | Son | — | Pennsylvania |
| 49 | Mildred Dolan | 17 | Daughter | — | Pennsylvania |
| 50 | George A Smith | 27 | Head | Diverter | 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)