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Patrick Gallagher — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Patrick Gallagher across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Daniel & Anna — first a son (b.~1915), then head of a 10-person household.
Age 25
b. ~1915
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Gallagher |
| Given Name | Patrick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Watchman |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Watchman |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1915 |
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 Patrick | Age | Birth yr |
|---|---|---|---|---|
| Genevieve Gallagher | Spouse | — | 49 | ~1891 |
| Daniel Gallagher | Son | — | 14 | ~1926 |
| Dan Gallagher | Son | — | 16 | ~1924 |
| Daniel Gallagher | Head | — | 53 | ~1887 |
| Patrick Gallagher | Son | — | 25 | ~1915 |
| Mary Gallagher | Daughter | — | 21 | ~1919 |
| Genevieve Gallagher | Daughter | — | 11 | ~1929 |
| Rose Gallagher | Daughter | — | 23 | ~1917 |
| Thomas Gallagher | Son | — | 9 | ~1931 |
| Elizabeth Gallagher | Daughter | — | 19 | ~1921 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | Patrick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 15
Allegheny, Pennsylvania · implied b. ~1915 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | Patrick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 25
Allegheny-County, Pennsylvania · implied b. ~1915 — 10 household members
| Surname | Gallagher |
| Given Name | Patrick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Occupation | Watchman |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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 Patrick Gallagher across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Gallagher (~0.92 confidence) and mother Anna Gallagher (~0.92 confidence) and mother Genevieve Gallagher (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Gallagher
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Anna Gallagher
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Genevieve Gallagher
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Patrick Gallagher
Son · 1940 · age 25 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Dan Gallagher
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Gallagher
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Gallagher
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Gallagher
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Gallagher
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Genevieve Gallagher
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Gallagher
Sibling · 1940 · age 21
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03670-00210)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Burley | 44 | Wife | — | Pennsylvania |
| 42 | Mary E. Ignacak | 12 | Niece | — | Pennsylvania |
| 43 | Clarence Speed | 55 | Head | Clerk | Ohio |
| 44 | Dagmar Speed | 50 | Wife | — | Alabama |
| 45 | Nettie Barker | 73 | Lodger | — | Kentucky |
| 46 | Daniel Gallagher | 53 | Head | Plumber | Pennsylvania |
| 47 | Genevieve Gallagher | 49 | Wife | — | Pennsylvania |
| 48 | Patrick Gallagher THIS PERSON | 25 | Son | Watchman | Pennsylvania |
| 49 | Rose Gallagher | 23 | Daughter | Office Clerk | Pennsylvania |
| 50 | Mary Gallagher | 21 | Daughter | New Worker | Pennsylvania |
| 51 | Elizabeth Gallagher | 19 | Daughter | New Worker | Pennsylvania |
| 52 | Dan Gallagher | 16 | Son | — | Pennsylvania |
| 53 | Daniel Gallagher | 14 | Son | — | Pennsylvania |
| 54 | Genevieve Gallagher | 11 | Daughter | — | Pennsylvania |
| 55 | Thomas Gallagher | 9 | Son | — | Pennsylvania |
| 56 | Adam Ehrman | 56 | Head | Bookkeeper | Pennsylvania |
| 57 | Elsie Ehrman | 54 | Wife | — | Pennsylvania |
| 58 | Cyril Ehrman | 29 | Son | Painter | Pennsylvania |
| 59 | Herbert Ehrman | 25 | Son | Painter Helper | Pennsylvania |
| 60 | Vincent Ehrman | 23 | Son | Clerk | Pennsylvania |
| 61 | Annette Ehrman | 16 | Daughter | — | Pennsylvania |
| 62 | Jack Ehrman | 12 | Son | — | Pennsylvania |
| 63 | William Ehrman | 10 | Son | — | Pennsylvania |
| 64 | Charles Specht | 65 | Head | Baker | Germany |
| 65 | Roberta Specht | 55 | Wife | — | West Virginia |
| 66 | Hilda Specht | 29 | Daughter | Stenographer | Pennsylvania |
| 67 | Alice M. Specht | 21 | Daughter | New Worker | Pennsylvania |
| 68 | Milford Specht | 19 | Son | Clerk | Pennsylvania |
| 69 | Patrick Meehan | 59 | Head | Auditor | Pennsylvania |
| 70 | Catherine Meehan | 58 | Wife | — | Pennsylvania |
| 71 | Mildred Meehan | 28 | Son | Foreman | Pennsylvania |
| 72 | Catherine Meehan | 21 | Daughter | New Worker | Pennsylvania |
| 73 | Cletus Meehan | 26 | Son | Foreman | Pennsylvania |
| 74 | Norine Meehan | 25 | Daughter-in-law | — | Pennsylvania |
| 75 | Cletus Meehan | 0 | Grandson | — | Pennsylvania |
| 76 | Joan Meehan | 2 | Granddaughter | — | Pennsylvania |
| 77 | John Meighan | 28 | Son-in-law | Foreman | Pennsylvania |
| 78 | Lillian Meighan | 24 | Daughter | — | Pennsylvania |
| 79 | Patricia Meighan | 5 | Granddaughter | — | Pennsylvania |
| 80 | Adelaide Mosby | 30 | Head | Bookkeeper | Pennsylvania |
Pedigree Summary
Patrick + 7 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)