JD
John Dyer — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Dyer across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 8-person household.
Age 42
b. ~1888
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Dyer |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | County Treasurer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Chauffeur |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1888 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Dyer | Son | — | 19 | ~1911 |
| Anna Dyer | Daughter | — | 15 | ~1915 |
| Henry Dyer | Son | — | 9 | ~1921 |
| Ida Dyer | Spouse | — | 39 | ~1891 |
| John Dyer | Head | — | 42 | ~1888 |
| Margaret Dyer | Daughter | — | 15 | ~1915 |
| Joseph Dyer | Son | — | 5 | ~1925 |
| Marie Dyer | Daughter | — | 12 | ~1918 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 31
Allegheny, Pennsylvania · implied b. ~1889 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dyer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Chauffeur |
| Industry | Brewery Truck |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 42
Allegheny, Pennsylvania · implied b. ~1888 — 8 household members
| Surname | Dyer |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Chauffeur |
| Industry | County Treasurer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| 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 John Dyer across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
John Dyer
Head · 1930 · age 42 · b. ~1888 · 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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1980:0698)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Victoria Lutty | 45 | Head | — | Pennsylvania |
| 2 | William Lutty | 19 | Son | — | Pennsylvania |
| 3 | Lillian Lutty | 16 | Daughter | Saleswoman | Pennsylvania |
| 4 | Thelma Lutty | 15 | Daughter | — | Pennsylvania |
| 5 | Paul Lutty | 12 | Son | — | Pennsylvania |
| 6 | Robert Lutty | 11 | Son | — | Pennsylvania |
| 7 | Cancel | None | — | — | — |
| 8 | John H. Dyer THIS PERSON | 42 | Head | Chauffeur | Pennsylvania |
| 9 | Ida Dyer | 39 | Wife | — | Pennsylvania |
| 10 | John R. Dyer | 19 | Son | Truck Driver | Pennsylvania |
| 11 | Margaret B. Dyer | 15 | Daughter | Stiller | Pennsylvania |
| 12 | Anna M. Dyer | 15 | Daughter | — | Pennsylvania |
| 13 | Marie A. Dyer | 12 | Daughter | — | Pennsylvania |
| 14 | Henry E. Dyer | 9 | Son | — | Pennsylvania |
| 15 | Joseph R. Dyer | 5 | Son | — | Pennsylvania |
| 16 | Charles P. Rohaus | 42 | Head | Salesman | Pennsylvania |
| 17 | Edna Rohaus | 41 | Wife | — | Pennsylvania |
| 18 | Dolores Rohaus | 16 | Daughter | — | Pennsylvania |
| 19 | Charles Rohaus | 14 | Son | — | Pennsylvania |
| 20 | Mary Maley | 69 | Head | — | Pennsylvania |
| 21 | John Ochs | 29 | Head | Tester | Pennsylvania |
| 22 | Mary Ochs | 31 | Wife | — | Pennsylvania |
| 23 | Sylvester Ochs | 15 | Son | — | Pennsylvania |
| 24 | William Ochs | 9 | Son | — | Pennsylvania |
| 25 | James V. Rodgers | 44 | Head | Laborer | Pennsylvania |
| 26 | Clara Rodgers | 42 | Wife | — | Pennsylvania |
| 27 | Dorothy Rodgers | 15 | Daughter | — | Pennsylvania |
| 28 | Clara Rodgers | 12 | Daughter | — | Pennsylvania |
| 29 | Mercedes Rodgers | 9 | Daughter | — | Pennsylvania |
| 30 | Harry Elizabeth J. Rodgers | 6 | Lodger | — | Pennsylvania |
| 31 | Margaret Powers | 70 | Head | — | Germany |
| 32 | John Powers | 33 | Son | Driver | Pennsylvania |
| 33 | Louis Powers | 31 | Son | — | Pennsylvania |
| 34 | Margaret Stinger | 18 | Granddaughter | Bookkeeper | Pennsylvania |
| 35 | Robert Stinger | 16 | Grandson | Wrapper | Pennsylvania |
| 36 | Edward Stinger | 14 | Grandson | — | Pennsylvania |
| 37 | Peter H. Stroehlich | 39 | Head | Laborer | Pennsylvania |
| 38 | Julia Stroehlich | 34 | Wife | — | Pennsylvania |
| 39 | Claudia Stroehlich | 8 | Daughter | — | Pennsylvania |
| 40 | Helen Stroehlich | 6 | Daughter | — | Pennsylvania |
| 41 | Joseph Stroehlich | 4 | Son | — | Pennsylvania |
| 42 | Teresa Stroehlich | 4 | Daughter | — | Pennsylvania |
| 43 | Joseph Krappweis | 25 | Head | Laborer | Pennsylvania |
| 44 | Margaret Krappweis | 20 | Wife | — | Pennsylvania |
| 45 | Margaret Krappweis | 3 | Daughter | — | Pennsylvania |
| 46 | Dolores Krappweis | 1 | Daughter | — | Pennsylvania |
| 47 | George Krappweis | 64 | Brother | Laborer | Germany |
| 48 | Alois Krappweis | 25 | Nephew | Helper | Pennsylvania |
| 49 | Edward Diethorn | 42 | Head | Laborer | Pennsylvania |
| 50 | Kunigunda Diethorn | 41 | Wife | — | 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)