WJ
William John — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this William John across the 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 5-person household.
Age 25
b. ~1905
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | John |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Paper Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Bookkeeper |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1905 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth John | Daughter | — | 31 | ~1899 |
| Joseph John | Son | — | 23 | ~1907 |
| Julia John | Spouse | — | 57 | ~1873 |
| William John | Son | — | 25 | ~1905 |
| Lynney John | Head | — | 61 | ~1869 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 15
Philadelphia, Pennsylvania · implied b. ~1905 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | John |
| Given Name | William |
| 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 | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 25
Philadelphia, Pennsylvania · implied b. ~1905 — 5 household members
| Surname | John |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Bookkeeper |
| Industry | Paper Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 William John across 2 US Census years (1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
William John
Son · 1930 · age 25 · b. ~1905 · Pennsylvania
★ You are viewing this record
Sibling
Elizabeth John
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph John
Sibling · 1930 · age 23
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
1930 US Federal Census — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2100:0485)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Carroll | 66 | Head | — | Pennsylvania |
| 2 | Stella M. Carroll | 41 | Daughter | Bookkeeper | Pennsylvania |
| 3 | Irene M. Carroll | 33 | Daughter | Stenographer | Pennsylvania |
| 4 | Catherine Carroll | 25 | Daughter | Stenographer | Pennsylvania |
| 5 | Felix Hamill | 46 | Head | Inspector | Pennsylvania |
| 6 | Nellie Hamill | 46 | Wife | — | Pennsylvania |
| 7 | William Hamill | 23 | Son | Finisher | Pennsylvania |
| 8 | Mary Hamill | 21 | Daughter | Finisher | Pennsylvania |
| 9 | Catherine Hamill | 19 | Daughter | — | Pennsylvania |
| 10 | Felix Hamill | 14 | Son | — | Pennsylvania |
| 11 | Walter Bloomer | 57 | Head | Helper | England |
| 12 | Katherine Bloomer | 56 | Wife | — | Pennsylvania |
| 13 | Joseph Bloomer | 27 | Son | Bookkeeper | Pennsylvania |
| 14 | Margaret Bloomer | 25 | Daughter | Stenographer | Pennsylvania |
| 15 | Robert Taylor | 63 | Head | — | Northern Ireland |
| 16 | Annie Taylor | 61 | Wife | — | Pennsylvania |
| 17 | Robert Taylor | 31 | Son | — | Pennsylvania |
| 18 | William Taylor | 25 | Son | — | Pennsylvania |
| 19 | Thomas Taylor | 21 | Son | Helper | Pennsylvania |
| 20 | William Taylor | 19 | Son | Assembler | Pennsylvania |
| 21 | Lynney John | 61 | Head | Checker | Pennsylvania |
| 22 | Julia John | 57 | Wife | Engineer | Pennsylvania |
| 23 | Elizabeth John | 31 | Daughter | — | Pennsylvania |
| 24 | William John THIS PERSON | 25 | Son | Bookkeeper | Pennsylvania |
| 25 | Joseph John | 23 | Son | Helper | Pennsylvania |
| 26 | Charles Logue | 55 | Head | — | Pennsylvania |
| 27 | Isabella Logue | 57 | Wife | — | Pennsylvania |
| 28 | Mary Rahill | 33 | Daughter | — | Pennsylvania |
| 29 | Charles Rahill | 13 | Grandson | Servant | Pennsylvania |
| 30 | William Rahill | 11 | Grandson | — | Pennsylvania |
| 31 | Edward Mcfadden | 48 | Head | — | Pennsylvania |
| 32 | Margaret Mcfadden | 45 | Wife | Dealer | England |
| 33 | Ella Mcfadden | 21 | Daughter | — | Pennsylvania |
| 34 | Vincent Mcfadden | 19 | Son | Stenographer | Pennsylvania |
| 35 | James Mcfadden | 17 | Son | Helper | Pennsylvania |
| 36 | Richard Mcfadden | 15 | Son | Helper | Pennsylvania |
| 37 | Thomas Fitzgerald | 55 | Head | Helper | Northern Ireland |
| 38 | Nora Fitzgerald | 53 | Wife | Watchman | Northern Ireland |
| 39 | Gerald Fitzgerald | 27 | Son | — | Pennsylvania |
| 40 | Irene Lutz | 25 | Daughter | Printer | Pennsylvania |
| 41 | Katherine Lutz | 9 | Granddaughter | Looper | Pennsylvania |
| 42 | Harry Lutz | 5 | Grandson | — | Pennsylvania |
| 43 | Arthur O'Keefe | 74 | Father-in-law | — | Northern Ireland |
| 44 | William Mcewan | 59 | Head | — | Pennsylvania |
| 45 | John Mcguigan | 31 | Nephew | Foreman | Pennsylvania |
| 46 | Kathleen Mcguigan | 22 | Niece | Statistician | Pennsylvania |
| 47 | Kathleen Mcguigan | 1 | Grandniece | — | Pennsylvania |
| 48 | George Hunsberger | 50 | Head | — | Pennsylvania |
| 49 | Julia Hunsberger | 48 | Wife | Finisher | Pennsylvania |
| 50 | Julia Hunsberger | 75 | Mother-in-law | — | Northern Ireland |
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)