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John Bruce — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Bruce across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 11-person household.
Age 14
b. ~1926
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Bruce |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elizabeth Twpr. |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Elizabeth Twpr |
| Est. Birth Year | ~1926 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| George Bruce | Other | — | 47 | ~1893 |
| Alvin Bruce | Son | — | 4 | ~1936 |
| Janet Mckown | Other | — | 4 | ~1936 |
| John Bruce | Head | — | 52 | ~1888 |
| John Bruce | Son | — | 14 | ~1926 |
| Naomi Bruce | Daughter | — | 16 | ~1924 |
| Nellie Bruce | Daughter | — | 18 | ~1922 |
| Blanche Bruce | Daughter | — | 22 | ~1918 |
| Harry Bruce | Son | — | 10 | ~1930 |
| Martha Mckown | Daughter | — | 23 | ~1917 |
| Lillian Bruce | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1925 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bruce |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Age at First Marriage | 5 |
| Father's Birthplace | Lutvinia |
| Mother's Birthplace | Lutvinia |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 14
Allegheny-County, Pennsylvania · implied b. ~1926 — 11 household members
| Surname | Bruce |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elizabeth Twpr. |
| 1935 Residence (County) | Allegheny |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Bruce across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Bruce
Son · 1940 · age 14 · b. ~1926 · Pennsylvania
★ You are viewing this record
Sibling
Nellie Bruce
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Bruce
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanche Bruce
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Bruce
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Mckown
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Bruce
Sibling · 1940 · age 16
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
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-t0627-03403-00364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lewis Clendaniel | 28 | Head | Laborer | Pennsylvania |
| 2 | Harriet Clendaniel | 25 | Wife | — | Pennsylvania |
| 3 | Carl Clendaniel | 1 | Son | — | Pennsylvania |
| 4 | Frances Frola | 23 | Head | Mothers Assistance | Pennsylvania |
| 5 | Jean Frola | 4 | Daughter | — | Pennsylvania |
| 6 | Marion Frola | 3 | Daughter | — | Pennsylvania |
| 7 | Oswald George | 25 | Head | Laborer | Pennsylvania |
| 8 | Rebecca George | 25 | Wife | — | Pennsylvania |
| 9 | Bernard George | 5 | Son | — | Pennsylvania |
| 10 | Kenneth George | 2 | Son | — | Pennsylvania |
| 11 | John Bruce | 52 | Head | Clerk | Pennsylvania |
| 12 | Lillian Bruce | 42 | Wife | — | Pennsylvania |
| 13 | Blanche Bruce | 22 | Daughter | New Worker | Pennsylvania |
| 14 | Nellie Bruce | 18 | Daughter | New Worker | Pennsylvania |
| 15 | Naomi Bruce | 16 | Daughter | — | Pennsylvania |
| 16 | John Bruce THIS PERSON | 14 | Son | — | Pennsylvania |
| 17 | Harry Bruce | 10 | Son | — | Pennsylvania |
| 18 | Alvin Bruce | 4 | Son | — | Pennsylvania |
| 19 | Martha Mckown | 23 | Daughter | — | Pennsylvania |
| 20 | Janet L. Mckown | 4 | Grand-dau | — | Pennsylvania |
| 21 | George Bruce | 47 | Brother | Laborer | Pennsylvania |
| 22 | James Evans | 23 | Head | Laborer | Ohio |
| 23 | Bellah Evans | 22 | Wife | — | Tennessee |
| 24 | Joycelyn Evans | 3 | Daughter | — | Pennsylvania |
| 25 | Doris J. Evans | 2 | Daughter | — | Pennsylvania |
| 26 | Marion Evans | 0 | Daughter | — | Pennsylvania |
| 27 | Elizabeth Mccall | 67 | Head | Seamstress | Pennsylvania |
| 28 | Lalita Payne | 21 | Daughter | — | Illinois |
| 29 | Jacquelyn Payne | 1 | Grand-dau | — | Pennsylvania |
| 30 | Albert Harper | 35 | Head | Truck Driver | Pennsylvania |
| 31 | Susan Harper | 27 | Wife | — | Pennsylvania |
| 32 | Mary Stodaleski | 19 | Sister-in-law | Domestic | Pennsylvania |
| 33 | Frank Bast | 45 | Head | Laborer | Pennsylvania |
| 34 | Helen M. Bast | 37 | Wife | — | Pennsylvania |
| 35 | Sherry Bast | 16 | Daughter | — | Pennsylvania |
| 36 | Glenda Bast | 14 | Daughter | — | Pennsylvania |
| 37 | Charles O. Criswell | 45 | Head | Truck Driver | Pennsylvania |
| 38 | Ellen Criswell | 40 | Wife | — | Pennsylvania |
| 39 | Sara Criswell | 22 | Daughter | Nurse | Pennsylvania |
| 40 | Dorothy Criswell | 20 | Daughter | Clerk | Pennsylvania |
Related Census Records
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)