JH
John Heller — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Heller across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 6-person household.
Age 14
b. ~1916
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Heller |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Millvale Borough |
| Est. Birth Year | ~1916 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Heller | Son | — | 23 | ~1907 |
| Grace Heller | Other | — | 49 | ~1881 |
| John Heller | Head | — | 58 | ~1872 |
| John Heller | Son | — | 14 | ~1916 |
| Isabel Heller | Daughter | — | 16 | ~1914 |
| Mary Heller | Daughter | — | 21 | ~1909 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 3
Allegheny, Pennsylvania · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hiller |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 14
Allegheny, Pennsylvania · implied b. ~1916 — 6 household members
| Surname | Heller |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| 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 John Heller across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Heller
Son · 1930 · age 14 · b. ~1916 · Pennsylvania
★ You are viewing this record
Sibling
Isabel Heller
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Heller
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Heller
Sibling · 1930 · age 21
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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1967:0675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | J. Mary Kirch | 59 | Wife-H | — | Pennsylvania |
| 2 | John W. Zickman | 87 | Father in Law | — | Germany |
| 3 | George Mayode | 67 | Head | Laborer | Austria |
| 4 | Teresa Mayode | 65 | Wife-H | — | Austria |
| 5 | Helen Mayode | 18 | Daughter | — | Pennsylvania |
| 6 | Mary Ruefle | 56 | Head-H | — | Pennsylvania |
| 7 | Albert Ruefle | 29 | Daughter | — | Pennsylvania |
| 8 | Alvin Ruefle | 23 | Son | Stenographer | Pennsylvania |
| 9 | Edward Ruefle | 15 | Son | File Clerk | Pennsylvania |
| 10 | Mark Jordan | 41 | Head | Traffic Manager | Pennsylvania |
| 11 | Clara Jordan | 41 | Wife-H | — | Pennsylvania |
| 12 | Ellen Jordan | 18 | Daughter | Stenographer | Pennsylvania |
| 13 | Robert Jordan | 16 | Son | Messenger | Pennsylvania |
| 14 | Frank Mertz | 68 | Head | Watchman | Germany |
| 15 | Anna Mertz | 60 | Wife-H | — | Germany |
| 16 | Joseph Mertz | 29 | Son | Office Clerk | Pennsylvania |
| 17 | Charles Mertz | 24 | Son | Pattern Maker | Pennsylvania |
| 18 | Helen Mertz | 22 | Daughter | Bookkeeper | Pennsylvania |
| 19 | Richard Mertz | 18 | Son | Bookkeeper | Pennsylvania |
| 20 | Clarence Miller | 53 | Head | Laborer | Pennsylvania |
| 21 | Florence Miller | 41 | Wife-H | — | Pennsylvania |
| 22 | Mildred Danner | 5 | Boarder | — | Pennsylvania |
| 23 | Bertha Danner | 3 | Boarder | — | Pennsylvania |
| 24 | John W. Heller | 58 | Head | Collector | Pennsylvania |
| 25 | Grace B. Heller | 49 | Wife-H | — | Pennsylvania |
| 26 | James Heller | 23 | Son | Salesman | Pennsylvania |
| 27 | Mary Heller | 21 | Daughter | — | Pennsylvania |
| 28 | Isabel Heller | 16 | Daughter | — | Pennsylvania |
| 29 | John Jr. Heller THIS PERSON | 14 | Son | — | Pennsylvania |
| 30 | Anne R. Staffer | 25 | Head | Minister | Pennsylvania |
| 31 | Josephine Staffer | 22 | Wife-H | — | Pennsylvania |
| 32 | Molly Wagner | 62 | Mother-in-law | — | Pennsylvania |
| 33 | Adolph Kenner | 42 | Head | Laborer | Pennsylvania |
| 34 | Clara Kenner | 40 | Wife-H | — | Pennsylvania |
| 35 | Anna Kenner | 17 | Daughter | — | Pennsylvania |
| 36 | Charles Kenner | 16 | Son | — | Pennsylvania |
| 37 | Arthur Kenner | 13 | Son | — | Pennsylvania |
| 38 | Warren Kenner | 1 | Son | — | Pennsylvania |
| 39 | Elmer J. Schaub | 42 | Head | Motorman | Pennsylvania |
| 40 | Barbara Schaub | 41 | Wife-H | — | Pennsylvania |
| 41 | Lois Schaub | 6 | Daughter | — | Pennsylvania |
| 42 | Ira C. Langfery | 36 | Head | Brakeman | Pennsylvania |
| 43 | Josephine Langfery | 34 | Wife-H | — | Pennsylvania |
| 44 | Jean Langfery | 12 | Daughter | — | Pennsylvania |
| 45 | James J. Gervinne | 60 | Head | Laborer | Ohio |
| 46 | Minnie Gervinne | 56 | Wife-H | — | Pennsylvania |
| 47 | Margaret Gervinne | 25 | Daughter | Stenographer | Pennsylvania |
| 48 | David A. Daemon | 49 | Head | Night Conductor | Pennsylvania |
| 49 | Anna C. Daemon | 48 | Wife-H | — | Pennsylvania |
| 50 | Richard Daemon | 21 | Son | Stock Room | Pennsylvania |
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)