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James Allison — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this James Allison across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Arthur & Elizabeth — first a son (b.~1914), then head of a 3-person household.
Age 26
b. ~1914
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Allison |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Tarentum Borough |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Chemist |
| Industry | Penn Salt Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1617 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Chemist |
| Township / Ward | Tarentum Borough |
| Est. Birth Year | ~1914 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Allison | Son | — | 26 | ~1914 |
| Mary Allison | Head | — | 48 | ~1892 |
| Peter Lovasik | Other | — | 25 | ~1915 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 1
Allegheny, Pennsylvania · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allison |
| Given Name | James L Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| 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 13
Allegheny, Pennsylvania · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allison |
| Given Name | James G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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 |
1940
Allegheny-County, Pennsylvania
Son, age 26
Allegheny-County, Pennsylvania · implied b. ~1914 — 3 household members
| Surname | Allison |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Tarentum Borough |
| 1935 Residence (County) | Allegheny |
| Occupation | Chemist |
| Industry | Penn Salt Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1617 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| 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 James Allison across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Allison (~0.92 confidence) and mother Elizabeth Allison (~0.92 confidence) and mother Kelley Allison (~0.92 confidence) and mother Mary Allison (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Allison
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Allison
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Kelley Allison
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Mary Allison
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Allison
Son · 1940 · age 26 · b. ~1914 · 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
35 people indexed on this census page (nara:1940:m-t0627-03419-00200)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Allison | 48 | Head | — | Pennsylvania |
| 42 | James Allison THIS PERSON | 26 | Son | Chemist | Pennsylvania |
| 43 | Peter Lovasik | 25 | Step-son | — | Czechoslovakia |
| 45 | Paul Kristofek | 65 | Head | — | Czechoslovakia |
| 46 | Eve Kristofek | 58 | Wife | Masher | Czechoslovakia |
| 47 | Vernie Kristofek | 19 | Daughter | Housework | Pennsylvania |
| 48 | Paul Jr. Kristofek | 17 | Son | — | Pennsylvania |
| 49 | Betty Kristofek | 13 | Daughter | — | Pennsylvania |
| 51 | Joseph Chodelka | 42 | Head | — | Czechoslovakia |
| 52 | Elizabeth Chodelka | 38 | Wife | — | Czechoslovakia |
| 53 | Mary Barnas | 18 | Step-daughter | Housework | Pennsylvania |
| 54 | Michael Barnas | 16 | Step-son | — | Pennsylvania |
| 55 | Edward Chodelka | 7 | Son | — | Pennsylvania |
| 56 | Essey Bowser | 22 | Nephew | — | Pennsylvania |
| 57 | Fred Jr. Danner | 49 | Head | Bricklayer | Pennsylvania |
| 58 | Harriet Danner | 45 | Wife | Supervisor | Michigan |
| 59 | Olive Danner | 19 | Daughter | — | Pennsylvania |
| 60 | Phineas Danner | 15 | Son | — | Pennsylvania |
| 61 | Harry Danner | 12 | Son | — | Pennsylvania |
| 63 | Jules Cullers | 38 | Head | Electrician | Pennsylvania |
| 64 | Frances Cullers | 34 | Wife | — | Pennsylvania |
| 65 | Margaret Cullers | 14 | Daughter | — | Pennsylvania |
| 66 | Jo Ann Cullers | 9 | Daughter | — | Pennsylvania |
| 67 | Barbara Cullers | 5 | Daughter | — | Pennsylvania |
| 69 | Peter Stewart | 62 | Head | Rougher | Pennsylvania |
| 70 | Ella Stewart | 54 | Wife | — | West Virginia |
| 71 | Roland Coberly | 11 | Grand-son | — | Pennsylvania |
| 72 | Catherine Coberly | 10 | Grand-daughter | — | Pennsylvania |
| 73 | Keith Caporal | 3 | Grand-son | — | Pennsylvania |
| 74 | Joseph Korman | 37 | Head | Local Packer | Pennsylvania |
| 75 | Louise Korman | 36 | Wife | — | Pennsylvania |
| 76 | Evelyn Korman | 13 | Daughter | — | Pennsylvania |
| 77 | Charles Korman | 12 | Son | — | Pennsylvania |
| 78 | Dorothy Korman | 10 | Daughter | — | Pennsylvania |
| 79 | Howard Daugherty | 68 | Head | Brakeman | Pennsylvania |
Related Census Records
Pedigree Summary
James
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)