JG
James Gallagher — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Gallagher across the 1910, 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 3-person household.
Age 54
b. ~1886
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Gallagher |
| Given Name | James X. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Gardner |
| Industry | Private |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 520 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Gardner |
| Township / Ward | Phila |
| Est. Birth Year | ~1886 |
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 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Gallagher | Head | — | 54 | ~1886 |
| James Gallagher | Son | — | 14 | ~1926 |
| Mary Gallagher | Spouse | — | 43 | ~1897 |
Census Appearances
1910
Philadelphia, Pennsylvania
Other, age 30
Philadelphia, Pennsylvania · implied b. ~1880 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | James |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Ireland |
| Children Living | 1895 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Machinist |
| Industry | Locomotive Works |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Philadelphia, Pennsylvania
Other, age 39
Philadelphia, Pennsylvania · implied b. ~1881 — 47 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | James |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1900 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Street |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Philadelphia, Pennsylvania
Head, age 47
Philadelphia, Pennsylvania · implied b. ~1883 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gallagher |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 25 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | $3500 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Philadelphia-County, Pennsylvania
Head, age 54
Philadelphia-County, Pennsylvania · implied b. ~1886 — 3 household members
| Surname | Gallagher |
| Given Name | James X. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Naturalization Status | Naturalized |
| Occupation | Gardner |
| Industry | Private |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 520 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 James Gallagher across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Gallagher
Head · 1940 · age 54 · b. ~1886 · Pennsylvania
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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-t0627-03754-00440)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Smith | 51 | Head | Supervisor | Penna |
| 42 | Cloe E. Smith | 38 | Wife | — | Penna |
| 43 | Lee E. Smith | 16 | Daughter | — | Penna |
| 44 | Charles Smith | 13 | Son | — | Penna |
| 45 | Milton E. Kirby | 46 | Head | Estimator | Penna |
| 46 | Mary F. Kirby | 45 | Wife | — | Penna |
| 47 | Raymond J. Killian | 23 | Nephew | Clerk | Penna |
| 48 | Gottlieb Ruepp | 47 | Head | Meat + Grocery | Hungary |
| 49 | Elizabeth Ruepp | 44 | Wife | — | Hungary |
| 50 | William Ruepp | 21 | Son | Clerk | Penna |
| 51 | Walter Ruepp | 15 | Son | — | Penna |
| 52 | James X. Gallagher THIS PERSON | 54 | Head | Gardner | Ireland |
| 53 | Mary Gallagher | 43 | Wife | — | Ireland |
| 54 | James M. Gallagher | 14 | Son | — | Penna |
| 55 | Albert Frank | 43 | Head | Salesman | Penna |
| 56 | Henrietta Frank | 36 | Wife | — | Penna |
| 57 | William Frank Frank | 7 | Son | — | Penna |
| 58 | Francis Ann Frank | 3 | Son | — | Penna |
| 59 | Lydia Hanning | 69 | Mother-in-law | — | Penna |
| 60 | William B. Nolen | 43 | Head | Salesman | Penna |
| 61 | Helen Nolen | 42 | Wife | — | Penna |
| 62 | William Nolen | 8 | Son | — | Penna |
| 63 | Helen Nolen | 6 | Daughter | — | Penna |
| 64 | Jessica Nolen | 73 | Mother | — | Penna |
| 65 | Helen Conway | 25 | Niece | Clerk | Penna |
| 66 | Sarah Savage | 31 | Lodger | Beautician | Penna |
| 67 | Samuel Black | 53 | Head | Machinist | Penna |
| 68 | Marie Black | 49 | Wife | Waitress | Germany |
| 69 | Samuel Jr. Black | 28 | Son | Clerk | Penna |
| 70 | Margaret Black | 23 | Daughter | Secretary | Penna |
| 71 | Nicholas Wergregory | 30 | Lodger | Clerk | Penna |
| 72 | John Cook | 33 | Head | Tailor | Penna |
| 73 | Dorothy Cook | 31 | Wife | Secretary | Penna |
| 74 | Amos R. Bannan | 34 | Head | Shipper | Penna |
| 75 | Elmer Bannan | 31 | Wife | — | Penna |
| 76 | Frederick R. Bannan | 2 | Son | — | Penna |
| 77 | James V. Rawson | 31 | Head | Supt. | Penna |
| 78 | Margaret Rawson | 24 | Wife | — | Penna |
| 79 | David H. Linsberg | 45 | Head | Buyer | England |
| 80 | Flossie Linsberg | 29 | Wife | — | Penna |
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)