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James Mcgrath — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Mcgrath across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | McGrath |
| Given Name | James |
| 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 | 5 |
| 1935 Residence | Same place |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mcgrath | Daughter | — | 19 | ~1921 |
| Mary Mcgrath | Daughter | — | 20 | ~1920 |
| Catherine Mcgrath | Daughter | — | 16 | ~1924 |
| John Mcgrath | Head | — | 48 | ~1892 |
| James Mcgrath | Son | — | 12 | ~1928 |
| John Mcgrath | Son | — | 17 | ~1923 |
| Thomas Mcgrath | Son | — | 14 | ~1926 |
| Bernard Mcgrath | Son | — | 12 | ~1928 |
| Mary Mcgrath | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 1
Philadelphia, Pennsylvania · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGrath |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 12
Philadelphia-County, Pennsylvania · implied b. ~1928 — 9 household members
| Surname | McGrath |
| Given Name | James |
| 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 | 5 |
| 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 James Mcgrath across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcgrath
Son · 1940 · age 12 · b. ~1928 · Pennsylvania
★ You are viewing this record
Sibling
Catherine Mcgrath
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcgrath
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcgrath
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcgrath
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Mcgrath
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcgrath
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-t0627-03749-00239)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry Falick | 23 | son | Salesman | Pennsylvania |
| 42 | Henry Kaiser | 22 | son-in-law | Salesman | Pennsylvania |
| 43 | Lilly Kaiser | 20 | daughter | Breaker | Pennsylvania |
| 44 | John Mcgrath | 48 | head | Painter | Pennsylvania |
| 45 | Mary Mcgrath | 50 | wife | — | Pennsylvania |
| 46 | Mary Mcgrath | 20 | daughter | Salesgirl | Pennsylvania |
| 47 | Margaret Mcgrath | 19 | daughter | New Worker | Pennsylvania |
| 48 | John Jr. Mcgrath | 17 | son | Delivery Boy | Pennsylvania |
| 49 | Catherine Mcgrath | 16 | daughter | — | Pennsylvania |
| 50 | Thomas Mcgrath | 14 | son | — | Pennsylvania |
| 51 | James Mcgrath THIS PERSON | 12 | son | — | Pennsylvania |
| 52 | Bernard Mcgrath | 12 | son | — | Pennsylvania |
| 53 | Carrie Miller | 52 | head | — | Maryland |
| 54 | Frederick Bingham | 61 | head | Agent | Pennsylvania |
| 55 | Anna S. Bingham | 44 | wife | Maid | Scotland |
| 56 | Harold Moore | 27 | head | Clerk | Pennsylvania |
| 57 | Marie Moore | 25 | wife | — | Pennsylvania |
| 58 | Albert Young | 55 | head | Painter | Northern Ireland |
| 59 | Annie Young | 55 | wife | — | Northern Ireland |
| 60 | Dorothy Young | 24 | daughter | Furniture Designer | Pennsylvania |
| 61 | Joseph Stratos | 45 | head | Clerk | Greece |
| 62 | Christina Stratos | 31 | wife | — | Pennsylvania |
| 63 | Joseph Jr. Stratos | 9 | son | — | Pennsylvania |
| 64 | Means Divers | 48 | head | Shipping Clerk | Scotland |
| 65 | Teresa Divers | 44 | wife | — | Scotland |
| 66 | John Divers | 6 | son | — | Pennsylvania |
| 67 | Mary Burnside | 57 | head | — | Eire |
| 68 | George Burnside | 28 | son | Porter | Pennsylvania |
| 69 | Rose Burnside | 20 | daughter | New Worker | Pennsylvania |
| 70 | Catherine Burnside | 17 | daughter | — | Pennsylvania |
| 71 | Patrick Burke | 52 | brother | Porter | Eire |
| 72 | Mary Hart | 78 | aunt | — | Eire |
| 73 | Charles Rosenacker | 32 | head | Typist | Pennsylvania |
| 74 | Mildred Rosenacker | 27 | wife | — | Pennsylvania |
| 75 | Charles Rosenacker | 1 | son | — | Pennsylvania |
| 76 | Anthony Balestriere | 48 | head | Cook | France |
| 77 | Henrietta Balestriere | 45 | wife | — | France |
| 78 | Henry Balestriere | 19 | son | Wholesale And Retail Grocery | Pennsylvania |
| 79 | James Mellin | 47 | head | Candy Maker | Pennsylvania |
| 80 | Catherine Mellin | 45 | wife | — | 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)