JG
James Gray — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this James Gray across the 1900, 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1869), then head of a 4-person household.
Age 61
b. ~1869
Male
Head
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1889 |
| Age at First Marriage | 30 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Bronze Worker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 9500 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Bronze Worker |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1869 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Gray | Head | — | 61 | ~1869 |
| Thomas Flynn | Other | — | 27 | ~1903 |
| Philip Gray | Son | — | 26 | ~1904 |
| Mary Gray | Spouse | — | 54 | ~1876 |
Census Appearances
1900
Philadelphia, Pennsylvania
Other, age 27
Philadelphia, Pennsylvania · implied b. ~1873 — 29 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ireland |
| Birth Month | Oct |
| Birth Year | 1873 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | un |
| Can Read | un |
| Can Write | Laborer |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Philadelphia, Pennsylvania
Head, age 38
Philadelphia, Pennsylvania · implied b. ~1872 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 11 |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Driver |
| Industry | Express |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Philadelphia, Pennsylvania
Head, age 48
Philadelphia, Pennsylvania · implied b. ~1872 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Gas Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Ireland |
| Year of Naturalization | 1891 |
| Birthplace (normalized) | ireland |
1930
Philadelphia, Pennsylvania
Head, age 61
Philadelphia, Pennsylvania · implied b. ~1869 — 4 household members
| Surname | Gray |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1889 |
| Age at First Marriage | 30 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Bronze Worker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 9500 |
| Radio Set | R |
| 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 Gray across 4 US Census years (1900, 1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
James Gray
Head · 1930 · age 61 · b. ~1869 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
49 people indexed on this census page (ia:1930:fifteenthcensus00reel2130rs:0254)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Warren Lloyd | 45 | Head | Sales | Penna |
| 52 | John Lloyd | 15 | Grandson | — | Penna |
| 53 | Warren Jr. Lloyd | 11 | Grandson | — | Penna |
| 54 | Grace Mccullough | 37 | Daughter | Stenog. | Penna |
| 55 | William Pratt | 42 | Head | Engineer | Maryland |
| 56 | Lillian Pratt | 38 | Wife | — | Penna |
| 57 | Eleanor Pratt | 7 | Daughter | — | Penna |
| 58 | Patrick Cochran | 65 | Lodger | Street Clnr. | Ireland |
| 59 | James Sparks | 65 | Lodger | Laborer | England |
| 60 | Lillie Linton | 48 | Head | Sales | Penna |
| 61 | Virginia Linton | 21 | Daughter | Stenog. | Penna |
| 62 | James Gray THIS PERSON | 61 | Head | Bronze Worker | Ireland |
| 63 | Mary Gray | 54 | Wife | — | Ireland |
| 64 | Philip Gray | 26 | Son | Installer | Penna |
| 65 | Thomas Flynn | 27 | Lodger | Chauffeur | Penna |
| 66 | Louis Viginer | 56 | Head | Shipfitter | Penna |
| 67 | Mary Viginer | 54 | Wife | Sales Lady | Penna |
| 68 | Walter O'Shea | 48 | Head | Supt. | Penna |
| 69 | Mary O'Shea | 48 | Wife | — | Penna |
| 70 | Catherine O'Shea | 14 | Daughter | — | Penna |
| 71 | James O'Shea | 12 | Son | — | Penna |
| 72 | Regina O'Shea | 10 | Daughter | — | Penna |
| 73 | Walter Mccrosland | 36 | Head | Buyer | Penna |
| 74 | Helen Mccrosland | 34 | Wife | — | Penna |
| 75 | Dorothy Mccrosland | 13 | Daughter | — | Penna |
| 76 | William Walker | 67 | Father | Locksmith | Penna |
| 77 | Catherine Jobly | 63 | Head | — | New York |
| 78 | James Drescher | 29 | Lodger | Salesman | New York |
| 79 | Rudolph Poschi | 43 | Head | Photographer | Italy |
| 80 | Mary M. Poschi | 35 | Wife | — | Philadelphia |
| 81 | Dorothy Poschi | 14 | Daughter | — | Penna |
| 82 | Rudolph Jr. Poschi | 10 | Son | — | Penna |
| 83 | Victor Poschi | 4 | Son | — | Penna |
| 84 | Joseph Kavanaugh | 49 | Head | Pipefitter | Penna |
| 85 | Mary Kavanaugh | 48 | Wife | — | Ireland |
| 86 | Kathleen Kavanaugh | 18 | Daughter | Typist | Penna |
| 87 | Wm. J. Moran | 45 | Brother-in-law | Car Inspector | Ireland |
| 88 | Katherine Moran | 28 | Niece | Nurse | Penna |
| 89 | Nellie Moran | 38 | Sister-in-law | Seamstress | Ireland |
| 90 | John Mckeon | 53 | Head | Salesman | Penna |
| 91 | Mary H. Mckeon | 51 | Wife | — | Penna |
| 92 | John J. Mckeon | 20 | Son | Clerk | Penna |
| 93 | Augustus Dauris | 57 | Head | Engineer | New York |
| 94 | Martha S. Dauris | 57 | Wife | — | Penna |
| 95 | Norman Dauris | 19 | Son | Credit Mgr. | Penna |
| 96 | Chas. E. Dahl | 45 | R | Artist | Germany |
| 97 | Georgia Dahl | 42 | Wife | — | Illinois |
| 98 | Betty Jane Dahl | 7 | Daughter | — | Illinois |
| 99 | Chas. Jr. Dahl | 5 | Son | — | Missouri |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)