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William Gallagher — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this William Gallagher across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Gallagher |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Gallagher | Daughter | — | 17 | ~1923 |
| Bernadette Gallagher | Daughter | — | 5 | ~1935 |
| Margaret Gallagher | Daughter | — | 15 | ~1925 |
| William Gallagher | Head | — | 44 | ~1896 |
| William Gallagher | Son | — | 12 | ~1928 |
| Joseph Gallagher | Son | — | 21 | ~1919 |
| James Gallagher | Son | — | 8 | ~1932 |
| Robert Gallagher | Son | — | 10 | ~1930 |
| Daniel Gallagher | Son | — | 20 | ~1920 |
| Lillian Gallagher | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 2
Philadelphia, Pennsylvania · implied b. ~1928 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 12
Philadelphia-County, Pennsylvania · implied b. ~1928 — 10 household members
| Surname | Gallagher |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| 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 William Gallagher across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Gallagher
Son · 1940 · age 12 · b. ~1928 · Pennsylvania
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Sibling
Robert Gallagher
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Gallagher
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernadette Gallagher
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Gallagher
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Gallagher
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Gallagher
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Gallagher
Sibling · 1940 · age 17
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
1940 US Federal Census — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03712-00050)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Daugherty | 33 | Head | Blacksmith | Pennsylvania |
| 2 | Margaret Daugherty | 34 | Wife | None | Pennsylvania |
| 3 | Charles Daugherty | 5 | Son | — | Pennsylvania |
| 4 | William Daugherty | 3 | Son | — | Pennsylvania |
| 5 | John Daugherty | 1 | Son | — | Pennsylvania |
| 6 | Edward Gleason | 21 | Head | Helper | Pennsylvania |
| 7 | Florence Gleason | 22 | Wife | Waitress | Pennsylvania |
| 8 | Mary Lennon | 50 | Lodger | Maid | Pennsylvania |
| 9 | Thomas Vournas | 40 | Head | Proprietor | Greece |
| 10 | Frances Vournas | 27 | Wife | Assistant | Pennsylvania |
| 11 | Irene Vournas | 7 | Daughter | — | Pennsylvania |
| 12 | Ronald Vournas | 3 | Son | — | Pennsylvania |
| 13 | James Mccarthy | 37 | Head | Exterminator | Pennsylvania |
| 14 | Alice Mccarthy | 37 | Wife | None | Pennsylvania |
| 15 | John Haskins | 54 | Boarder | Baker | Pennsylvania |
| 16 | Charles P. Lonergan | 57 | Head | Investigator | Virginia |
| 17 | Robert Wineman | 51 | Head | Watchman | Pennsylvania |
| 18 | Mary Wineman | 54 | Wife | None | Pennsylvania |
| 19 | Lillian Mount | 68 | Head | None | Pennsylvania |
| 20 | George S. (Sr.) Murphy | 43 | Brother | Woodman | Pennsylvania |
| 21 | Daniel J. Murphy | 56 | Brother | Crew Dispatcher | Pennsylvania |
| 22 | Felix Mchugh | 63 | Head | None | Northern Ireland |
| 23 | Elizabeth Mchugh | 58 | Wife | None | Ireland |
| 24 | John Mchugh | 23 | Son | Chauffeur | Pennsylvania |
| 25 | Elizabeth Mchugh | 23 | Daughter | Waitress | Pennsylvania |
| 26 | Joseph Mchugh | 22 | Son | Bell Hop | Pennsylvania |
| 27 | Anna Mchugh | 13 | Daughter | — | Pennsylvania |
| 28 | Rose Mcglinchey | 59 | Head | Maid | Northern Ireland |
| 29 | Michael Mcglinchey | 54 | Brother | Chauffeur | Northern Ireland |
| 30 | Patrick Mcglinchey | 52 | Brother | Chauffeur | Northern Ireland |
| 31 | William Gallagher | 44 | Head | Attendant | Pennsylvania |
| 32 | Lillian Gallagher | 41 | Wife | None | Pennsylvania |
| 33 | Joseph Gallagher | 21 | Son | Truck Driver | Pennsylvania |
| 34 | Daniel Gallagher | 20 | Son | Smith | Pennsylvania |
| 35 | Beatrice Gallagher | 17 | Daughter | None | Pennsylvania |
| 36 | Margaret Gallagher | 15 | Daughter | — | Pennsylvania |
| 37 | William Jr. Gallagher THIS PERSON | 12 | Son | — | Pennsylvania |
| 38 | Robert Gallagher | 10 | Son | — | Pennsylvania |
| 39 | James Gallagher | 8 | Son | — | Pennsylvania |
| 40 | Bernadette Gallagher | 5 | Daughter | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)