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John Stewart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Stewart across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 4-person household.
Age 57
b. ~1883
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Stewart |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Wilmerding Boro |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Laborer |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Laborer |
| Township / Ward | Wilmerding Boro |
| Est. Birth Year | ~1883 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Stewart | Daughter | — | 21 | ~1919 |
| John Stewart | Head | — | 57 | ~1883 |
| John Stewart | Son | — | 18 | ~1922 |
| Margaret Stewart | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Allegheny, Pennsylvania
Other, age 39
Allegheny, Pennsylvania · implied b. ~1881 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stewart |
| Given Name | John |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1905 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Occupation | Salesman |
| Industry | Tea Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Allegheny, Pennsylvania
Head, age 44
Allegheny, Pennsylvania · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stewart |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1905 |
| Age at First Marriage | 34 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Occupation | Salesman |
| Industry | Coffee & Tea |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 50 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Allegheny-County, Pennsylvania
Head, age 57
Allegheny-County, Pennsylvania · implied b. ~1883 — 4 household members
| Surname | Stewart |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Wilmerding Boro |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Occupation | Laborer |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Stewart 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 Stewart
Head · 1940 · age 57 · b. ~1883 · 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-t0627-03421-00865)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Brown | 24 | Son | Teacher | Scotland |
| 2 | Edward H. Artman | 46 | Head | Laborer | Penna |
| 3 | Sara J. Artman | 43 | Wife | — | Penna |
| 4 | Mary B. Artman | 22 | Daughter | Typist | Penna |
| 5 | Edward H. Artman | 16 | Son | — | Penna |
| 6 | Thomas Stacy | 59 | Head | Machine Hand | Penna |
| 7 | Marie Stacy | 52 | Wife | — | Penna |
| 8 | John Stewart THIS PERSON | 57 | Head | Laborer | Ireland |
| 9 | Margaret Stewart | 50 | Wife | — | Ireland |
| 10 | Margaret Stewart | 21 | Daughter | Clerk | Penna |
| 11 | John Stewart | 18 | Son | — | Penna |
| 12 | John D. Graham | 48 | Head | Tester | Penna |
| 13 | Julia Graham | 37 | Wife | — | Penna |
| 14 | Thomas Padgett | 63 | Head | Watchman | West Virginia |
| 15 | Blanche Padgett | 59 | Wife | — | Ohio |
| 16 | Anna Duffy | 45 | Head | — | Penna |
| 17 | Vivian Duffy | 14 | Daughter | — | Penna |
| 18 | Jack Duffy | 17 | Son | C.C.C. | Penna |
| 19 | Henry Duffy | 21 | Son | Messenger | Penna |
| 20 | David Fritchey | 45 | Head | Laborer | Penna |
| 21 | Mae Fritchey | 45 | Wife | — | Penna |
| 22 | Helen Fritchey | 16 | Daughter | — | Penna |
| 23 | James Crosby | 25 | Son-in-law | Laborer | Penna |
| 24 | Jane Crosby | 21 | Daughter | Punch Key Operator | Penna |
| 25 | Stella Davis | 54 | Head | — | Penna |
| 26 | Elsie Davis | 48 | Sister | Clerk | Penna |
| 27 | John Lutz | 62 | Head | Laborer | Penna |
| 28 | Audrey Lutz | 20 | Daughter | — | Penna |
| 29 | Vivian Walls | 33 | Daughter | — | Penna |
| 30 | Myrna Walls | 10 | Daughter | — | Penna |
| 31 | Floyde Chilcoat | 29 | Head | Bench Hand | Penna |
| 32 | Edna Chilcoat | 29 | Wife | — | Penna |
| 33 | Joanne Chilcoat | 4 | Daughter | — | Penna |
| 34 | Richard Chilcoat | 1 | Son | — | Penna |
| 35 | William Wise | 64 | Head | Pipefitter | Penna |
| 36 | William Wise | 18 | Son | — | Penna |
| 37 | Stanley Hall | 25 | Son-in-law | Truck Driver | Ohio |
| 38 | Helen Hall | 22 | Daughter | — | Penna |
| 39 | Patricia Hall | 5 | Daughter | — | Penna |
| 40 | Shirley Hall | 4 | Daughter | — | Penna |
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)