JG
John Gallagher — 1920 US Census Record
Model Tree available1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this John Gallagher across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & Mary — first a head (b.~1883), then head of a 5-person household.
Age 37
b. ~1883
Male
Head
Born: England
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Gallagher |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Driver |
| Industry | Ice House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Year of Naturalization | 1911 |
| Birthplace (normalized) | england |
| Occupation | Driver |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1883 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Gallagher | Daughter | — | 11 | ~1909 |
| Elizabeth Gallagher | Daughter | — | 3 | ~1917 |
| John Gallagher | Head | — | 37 | ~1883 |
| James Gallagher | Son | — | 13 | ~1907 |
| Rose Gallagher | Spouse | — | 26 | ~1894 |
Census Appearances
1910
Philadelphia, Pennsylvania
Head, age 26
Philadelphia, Pennsylvania · implied b. ~1884 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | England |
| Years Married | 5 |
| Year of Immigration | 1900 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Finisher |
| Industry | Dye House |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1920
Philadelphia, Pennsylvania
Head, age 37
Philadelphia, Pennsylvania · implied b. ~1883 — 5 household members
| Surname | Gallagher |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Driver |
| Industry | Ice House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Year of Naturalization | 1911 |
| Birthplace (normalized) | england |
1930
Philadelphia, Pennsylvania
Son, age 48
Philadelphia, Pennsylvania · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 23 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | England |
| Occupation | Dyer |
| Industry | Dye House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Gallagher across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father John Gallagher (~0.92 confidence) and mother Mary Gallagher (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Gallagher
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Mary Gallagher
b. ~1862
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Gallagher
Head · 1920 · age 37 · b. ~1883 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Philadelphia, Pennsylvania
Open full size
1920 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1635unit:0425)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Isabella Ellmer | 12 | daughter | None | Pennsylvania |
| 52 | Clarence Branson | 23 | son | Helper | Pennsylvania |
| 53 | Clarence Walsh | 24 | Boarder | Weaver | Pennsylvania |
| 54 | Ralph Hewitt | 32 | Boarder | Carpenter | Maryland |
| 55 | William H Bailey | 35 | Head | Driller | Pennsylvania |
| 56 | Margaret Bailey | 31 | wife | Saleslady | Pennsylvania |
| 57 | William H Jr Bailey | 12 | son | None | Pennsylvania |
| 58 | Margaret M Bailey | 10 | daughter | None | Pennsylvania |
| 59 | Helen C Bailey | 8 | daughter | None | Pennsylvania |
| 60 | Daniel P Bailey | 1 | son | None | Pennsylvania |
| 61 | Christina Mccauley | 58 | mother-in-law | Winder | Scotland |
| 62 | Elizabeth Hollowell | 70 | Boarder | Examiner | England |
| 63 | Emily Fletcher | 65 | Boarder | Weaver | Pennsylvania |
| 64 | Barbara Stein | 75 | Head | None | Germany |
| 65 | Joseph Stein | 48 | son | Whaler | Pennsylvania |
| 66 | Otto Stein | 46 | son | Machinist | Pennsylvania |
| 67 | Harry Stein | 38 | son | Leather Worker | Pennsylvania |
| 68 | John J Gallagher THIS PERSON | 37 | Head | Driver | England |
| 69 | Rose J Gallagher | 26 | wife | None | Ireland |
| 70 | James J Gallagher | 13 | son | None | Pennsylvania |
| 71 | Mary A Gallagher | 11 | daughter | None | Pennsylvania |
| 72 | Elizabeth Gallagher | 3 | daughter | None | Pennsylvania |
| 73 | Ida F Mccleary | 44 | Head | None | Pennsylvania |
| 74 | Edward Mccleary | 31 | son-in-law | Joiner | Pennsylvania |
| 75 | Florence Mccleary | 26 | daughter | None | Pennsylvania |
| 76 | Edward Mccleary | 5 | nephew | None | Pennsylvania |
| 77 | Rose Sutherland | 24 | Boarder | Winder | Pennsylvania |
| 78 | Florence Sutherland | 4 | Boarder | None | Pennsylvania |
| 79 | John W Birks | 55 | Boarder | Driver | Pennsylvania |
| 80 | Harry Schuyler | 45 | Boarder | Teamster | Pennsylvania |
| 81 | John Gabel | 44 | Boarder | Finisher | Pennsylvania |
| 82 | Ethel Campbell | 17 | Boarder | Winder | Pennsylvania |
| 83 | James J Deroach | 28 | Head | Machinist | Pennsylvania |
| 84 | Florence Deroach | 25 | wife | None | Pennsylvania |
| 85 | Alberta F Deroach | 6 | daughter | None | Pennsylvania |
| 86 | William J Deroach | 4 | son | None | Pennsylvania |
| 87 | Margaret E Deroach | 2 | daughter | None | Pennsylvania |
| 88 | Florence A Deroach | 0 | daughter | None | Pennsylvania |
| 89 | Regina M Ellmer | 23 | Lodger | None | Pennsylvania |
| 90 | Walter Ellmer | 22 | Lodger | Machinist | Pennsylvania |
| 91 | Michael Nolan | 56 | Head | None | Ireland |
| 92 | Rose Nolan | 26 | daughter | Winder | Ireland |
| 93 | John Nolan | 26 | son | Driver | Ireland |
| 94 | Elizabeth Nolan | 24 | daughter | Bookkeeper | Ireland |
| 95 | Hugh Nolan | 20 | son | Weaver | Pennsylvania |
| 96 | Charles W Boland | 38 | Head | Moulder | Pennsylvania |
| 97 | Margaret Boland | 45 | wife | None | England |
| 98 | Charles H Boland | 9 | son | None | Pennsylvania |
| 99 | Harry J Deroach | 31 | Head | Blacksmith Helper | Pennsylvania |
| 100 | Helen Deroach | 28 | wife | None | Pennsylvania |
Pedigree Summary
John
Gen 1 · 2 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)