JD
John Doyle — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Doyle across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Thomas & Anne — first a son (b.~1900), then head of a 3-person household.
Age 20
b. ~1900
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Doyle |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Brakeman |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Brakeman |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1900 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Catherine Doyle | Head | — | 53 | ~1867 |
| Mickel Doyle | Son | — | 25 | ~1895 |
| John Doyle | Son | — | 20 | ~1900 |
Census Appearances
1900
Allegheny, Pennsylvania
Son, age
Allegheny, Pennsylvania · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doyle |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | May |
| Birth Year | 1900 |
| Year of Immigration | 1885 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Son, age 11
Allegheny, Pennsylvania · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doyle |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 20
Allegheny, Pennsylvania · implied b. ~1900 — 3 household members
| Surname | Doyle |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Brakeman |
| Industry | Railroad |
| 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 John Doyle across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Thomas Doyle (~0.92 confidence) and mother Anne Doyle (~0.92 confidence) and mother Catherine Doyle (~0.92 confidence) and father Michael Doyle (~0.92 confidence) and mother Ellen Doyle (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Doyle
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Anne Doyle
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Catherine Doyle
b. ~1867
Source mother
● Household
· direct · ~0.92
Father
Michael Doyle
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Ellen Doyle
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Doyle
Son · 1920 · age 20 · b. ~1900 · Pennsylvania
★ You are viewing this record
Sibling
Mickel Doyle
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:1920:14thcensusofpopu1519unit:0968)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Catherine Bodycomb | 26 | Daughter | Clerk | South Wales |
| 52 | Gladys Bodycomb | 19 | Daughter | Nurse | South Wales |
| 53 | Nellie Bodycomb | 16 | Daughter | — | South Wales |
| 54 | David E. Bodycomb | 40 | Head | Clerk | South Wales |
| 55 | Ellen Bodycomb | 40 | Wife | — | South Wales |
| 56 | Arthur Bodycomb | 16 | Son | — | South Wales |
| 57 | Haydn Bodycomb | 13 | Son | — | South Wales |
| 58 | Matilda Bodycomb | 11 | Daughter | — | South Wales |
| 59 | David Jr. Bodycomb | 5 | Son | — | South Wales |
| 60 | William Lewis | 35 | Head | Civil Engineer | South Wales |
| 61 | Lottie Lewis | 32 | Wife | — | South Wales |
| 62 | Nora Lewis | 8 | Daughter | — | Pennsylvania |
| 63 | Lawrence Croup | 20 | Head | Civil Engineer | Pennsylvania |
| 64 | Elizabeth Croup | 29 | Wife | — | Pennsylvania |
| 65 | Edward Cameron | 28 | Roomer | Locomotive Engineer | Canada |
| 66 | George Skene | 29 | Head | Locomotive Engineer | Canada |
| 67 | John Skene | 28 | Son | Clerk | Montana |
| 68 | Nell Skene | 29 | Daughter-in-law | — | Virginia |
| 69 | Frank Diehl | 56 | Head | Blacksmith | Pennsylvania |
| 70 | Millie Diehl | 52 | Wife | — | Pennsylvania |
| 71 | Edna Diehl | 32 | Daughter | — | Pennsylvania |
| 72 | Grace Diehl | 30 | Daughter | — | Colorado |
| 73 | Jessie Diehl | 26 | Daughter | — | Colorado |
| 74 | Gordon Diehl | 22 | Son | Clerk | Virginia |
| 75 | John Waido | 22 | Head | Co. Clerk | Pennsylvania |
| 76 | Iona Waido | 23 | Wife | — | Pennsylvania |
| 77 | Lewis De Bisi | 36 | Head | Clerk | Pennsylvania |
| 78 | Mary De Bisi | 31 | Wife | — | Pennsylvania |
| 79 | Katherine Weiert | 19 | Sister-in-law | Cashier | Pennsylvania |
| 80 | Bertha Weiert | 24 | Sister-in-law | Packer | Pennsylvania |
| 81 | Nicolo Ventura | 43 | Head | Painter | Italy |
| 82 | Phillip Ventura | 12 | Son | — | Pennsylvania |
| 83 | Paul Ventura | 10 | Son | — | Pennsylvania |
| 84 | Stella Ventura | 7 | Daughter | — | Pennsylvania |
| 85 | Thomas Ventura | 6 | Son | — | Pennsylvania |
| 86 | Frank Ventura | 21 | Brother | Salesman | Pennsylvania |
| 87 | Catherine Doyle | 53 | Head | — | Ireland |
| 88 | Mickel Doyle | 25 | Son | Waiter | Pennsylvania |
| 89 | John Doyle THIS PERSON | 20 | Son | Brakeman | Pennsylvania |
| 90 | Joseph Hamilton | 45 | Head | Machinist | Pennsylvania |
| 91 | Mary Hamilton | 36 | Wife | — | Pennsylvania |
| 92 | Joseph Hamilton | 22 | Son | Brakeman | Pennsylvania |
| 93 | Anna Hamilton | 20 | Daughter | Stenographer | Pennsylvania |
| 94 | Harry Hamilton | 18 | Son | — | Pennsylvania |
| 95 | George Farrell | 62 | Head | Foreman | England |
| 96 | Catherine Farrell | 62 | Wife | — | West Virginia |
| 97 | Charles Farrell | 36 | Son | Shearman | Pennsylvania |
| 98 | Esther Farrell | 26 | Daughter | Clerk 707 | Pennsylvania |
| 99 | Charles Jr. Farrell | 7 | Grandson | — | Pennsylvania |
| 100 | Nellie Farrell | 5 | Granddaughter | — | Pennsylvania |
Pedigree Summary
John + 1 sibling
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)