JG
John Graham — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this John Graham across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1848), then head of a 3-person household.
Age 82
b. ~1848
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Graham |
| Given Name | John Y |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 82 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 25 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Agent |
| Industry | Life Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Agent |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1848 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Graham | Head | — | 82 | ~1848 |
| Malcolm Graham | Son | — | 56 | ~1874 |
| Bertha Graham | Spouse | — | 81 | ~1849 |
Census Appearances
1910
Philadelphia, Pennsylvania
Head, age 62
Philadelphia, Pennsylvania · implied b. ~1848 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | John G |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Maryland |
| Years Married | 37 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Collector |
| Industry | Insurance |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Philadelphia, Pennsylvania
Head, age 71
Philadelphia, Pennsylvania · implied b. ~1849 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | John Y. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Agent |
| Industry | Life Insurance |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Philadelphia, Pennsylvania
Head, age 82
Philadelphia, Pennsylvania · implied b. ~1848 — 3 household members
| Surname | Graham |
| Given Name | John Y |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 82 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 25 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Agent |
| Industry | Life Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 John Graham across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
John Graham
Head · 1930 · age 82 · b. ~1848 · 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
48 people indexed on this census page (ia:1930:fifteenthcensus00reel2129:0506)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Isabel Hunter | 39 | Boarder | Sewing | Pennsylvania |
| 52 | Samuel Radsky | 65 | Head | Teamster | Poland |
| 53 | Kate H Radsky | 64 | Wife | — | Poland |
| 54 | Betty Radsky | 11 | Daughter | — | Pennsylvania |
| 55 | Thomas J Wiley | 68 | Head | Decorator | Pennsylvania |
| 56 | Elizabeth Wiley | 65 | Wife | — | Rhode Island |
| 57 | Edith Wiley | 40 | Daughter | Salesman | Pennsylvania |
| 58 | Emma A Wiley | 31 | Daughter | Stenographer | Pennsylvania |
| 59 | Fred Muergenberger | 69 | Head | — | Germany |
| 60 | Catherine Muergenberger | 57 | Wife | — | New York |
| 61 | Henry W Muergenberger | 27 | Son | Clerk | Pennsylvania |
| 62 | Anna Mount | 58 | Head | — | Pennsylvania |
| 63 | Michael Mount | 53 | Brother | Porter | Pennsylvania |
| 64 | William Craig | 58 | Boarder | Printer | Pennsylvania |
| 65 | Andrew Knoebel | 52 | Boarder | Laborer | Pennsylvania |
| 66 | William St Clair | 58 | Boarder | Laborer | England |
| 67 | Marie Knoebel | 10 | Boarder | — | Pennsylvania |
| 68 | Mary Maclaughlin | 45 | Head | Inspector | Pennsylvania |
| 69 | Catherine Giblin | 19 | Daughter | Salesman | Pennsylvania |
| 70 | Joseph Giblin | 13 | Son | — | Pennsylvania |
| 71 | George H Glasgow | 51 | Head | Painter | Pennsylvania |
| 72 | Ada M Glasgow | 47 | Wife | — | Pennsylvania |
| 73 | Cecelia M Glasgow | 22 | Daughter | Clerk | Pennsylvania |
| 74 | Edward G Glasgow | 19 | Son | Clerk | Pennsylvania |
| 75 | George M Glasgow | 18 | Son | — | Pennsylvania |
| 76 | John J Glasgow | 13 | Son | — | Pennsylvania |
| 77 | William M Cooper | 58 | Head | Clerk | Delaware |
| 78 | Emma E Cooper | 58 | Wife | — | Delaware |
| 79 | Mary Dolan | 60 | Head | — | Irish Free State |
| 80 | Regina H Leary | 51 | Head | — | Pennsylvania |
| 81 | John A Leary | 23 | Son | Plumber | Pennsylvania |
| 82 | Henry D Leary | 22 | Son | Plumber | Pennsylvania |
| 83 | Margaret R Leary | 12 | Daughter | — | Pennsylvania |
| 84 | Daniel A Leary | 9 | Son | — | Pennsylvania |
| 85 | Alfred B Cole | 57 | Head | Agent | Pennsylvania |
| 86 | Anne Cole | 57 | Wife | Salesman | Pennsylvania |
| 87 | Thelma Cole | 28 | Daughter | Clerk | Pennsylvania |
| 89 | John Y Graham THIS PERSON | 82 | Head | Agent | Maryland |
| 90 | Bertha D Graham | 81 | Wife | — | Maryland |
| 91 | Malcolm Graham | 56 | Son | Agent | Maryland |
| 92 | Edward J Fagan | 64 | Head | Shipwright | Pennsylvania |
| 93 | Mary Fagan | 31 | Daughter | — | Pennsylvania |
| 94 | Thomas Fagan | 28 | Son | Clerk | Pennsylvania |
| 95 | Edward Fagan | 15 | Son | — | Pennsylvania |
| 96 | James Mcfadden | 27 | Head | Buyer | Irish Free State |
| 97 | Bridget Mcfadden | 26 | Wife | Operator | Northern Ireland |
| 98 | Morton Courtt | 28 | Head | Salesman | Pennsylvania |
| 99 | Edith Courtt | 23 | Wife | — | New York |
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)