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John Stark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Stark across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 3-person household.
Age 45
b. ~1895
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Stark |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | helper |
| Industry | heating co |
| Class of Worker | PW |
| Hours Worked | 32 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Helper |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1895 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Anna Stark | Spouse | — | 45 | ~1895 |
| John Stark | Head | — | 45 | ~1895 |
| Jane Stark | Daughter | — | 19 | ~1921 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 28
Allegheny, Pennsylvania · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stark |
| Given Name | John V. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | Laborer |
| Industry | Iron Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Allegheny, Pennsylvania
Head, age 37
Allegheny, Pennsylvania · implied b. ~1893 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Starks |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 27 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | laborer |
| Industry | mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $16 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Allegheny-County, Pennsylvania
Head, age 45
Allegheny-County, Pennsylvania · implied b. ~1895 — 3 household members
| Surname | Stark |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | helper |
| Industry | heating co |
| Class of Worker | PW |
| Hours Worked | 32 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Stark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Stark
Head · 1940 · age 45 · b. ~1895 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03677-00023)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charlotte Hassick | 41 | Wife | — | Pennsylvania |
| 42 | Mary Hassick | 3 | Daughter | — | Pennsylvania |
| 43 | John Mahaven | 21 | Step-son | Clerk | Pennsylvania |
| 44 | Harry Mahaven | 19 | Step-son | New Worker | Pennsylvania |
| 45 | Laurel (X) Alamos | 77 | Head | — | Pennsylvania |
| 46 | Bernice Mcmichael | 65 | Niece | — | Pennsylvania |
| 47 | Rachael Schulze | 72 | Head | Clerk | Pennsylvania |
| 48 | Joseph Schulze | 45 | Son | Office Work | Pennsylvania |
| 49 | Raymond Young | 40 | Head | Sheet Metal | Pennsylvania |
| 50 | Hilda (X) Young | 41 | Wife | — | Pennsylvania |
| 51 | Ruth Young | 16 | Daughter | — | Pennsylvania |
| 52 | Not At Home | None | — | — | — |
| 53 | Not At Home | None | — | — | — |
| 54 | William Smith | 53 | Head | Elevator Oper | Pennsylvania |
| 55 | Adele Smith | 25 | Daughter | Clerk | Pennsylvania |
| 56 | William Smith | 22 | Son | Sheet Metal | Pennsylvania |
| 57 | Harry Dunlap | 48 | Head | Service Man | Pennsylvania |
| 58 | Marie Dunlap | 38 | Wife | Presser | Pennsylvania |
| 59 | Harriet Dunlap | 19 | Daughter | Checker | Pennsylvania |
| 60 | Elvira (X) Dunlap | 17 | Daughter | — | Pennsylvania |
| 61 | Lillian Dunlap | 16 | Daughter | — | Pennsylvania |
| 62 | Ester Dunlap | 11 | Daughter | — | Pennsylvania |
| 63 | Harry Dunlap | 8 | Son | — | Pennsylvania |
| 64 | Anna (X) Krill | 77 | Head | — | Pennsylvania |
| 65 | Kathryn Miller | 42 | Daughter | — | Pennsylvania |
| 66 | Paul Miller | 22 | Grand-son | Elevator Boy | Pennsylvania |
| 67 | Norbert Miller | 20 | Grand-son | Displayer | Pennsylvania |
| 68 | James Miller | 18 | Grand-son | — | Pennsylvania |
| 69 | Emile (X) Stamson | 76 | Head | — | Pennsylvania |
| 70 | Ida Jones | 70 | Lodger | Housekeeper | Pennsylvania |
| 71 | Dorothy Kraus | 67 | Head | — | Austria |
| 72 | Stephen Kraus | 33 | Son | Printer | Pennsylvania |
| 73 | Florence (X) Werner | 49 | Head | Laborer | Pennsylvania |
| 74 | Walter Junkea | 43 | In-law | Clerk | Pennsylvania |
| 75 | Hilda Junkea | 39 | Daughter | — | Pennsylvania |
| 76 | Norma Junkea | 15 | Grand-daughter | — | Pennsylvania |
| 77 | Walter Junkea | 11 | Grand-son | — | Pennsylvania |
| 78 | John Stark THIS PERSON | 45 | Head | Helper | Ohio |
| 79 | Anna (X) Stark | 45 | Wife | — | Pennsylvania |
| 80 | Jane Stark | 19 | Daughter | Stenographer | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)