JH
James Hoffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this James Hoffman across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Hoffman |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Versailles Twp. |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Versailles Twp |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Catherine Hoffman | Daughter | — | 25 | ~1915 |
| Jess Hoffman | Head | — | 48 | ~1892 |
| Ida Hoffman | Spouse | — | 48 | ~1892 |
| Jess Hoffman | Son | — | 22 | ~1918 |
| John Hoffman | Son | — | 11 | ~1929 |
| William Hoffman | Son | — | 18 | ~1922 |
| James Hoffman | Son | — | 15 | ~1925 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 15
Allegheny-County, Pennsylvania · implied b. ~1925 — 7 household members
| Surname | Hoffman |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Versailles Twp. |
| 1935 Residence (County) | Allegheny |
| Highest Grade | H 4 |
| 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 James Hoffman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Hoffman
Son · 1940 · age 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
John Hoffman
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jess Hoffman
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Hoffman
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hoffman
Sibling · 1940 · age 18
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
23 people indexed on this census page (nara:1940:m-t0627-03420-00115)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edward Kuros | 8 | Son | — | Pennsylvania |
| 42 | Robert Kuros | 5 | Son | — | Pennsylvania |
| 43 | H. John Tyree | 43 | Head | — | Pennsylvania |
| 44 | Margaret Tyree | 40 | Wife | — | Pennsylvania |
| 45 | Philip Tyree | 10 | Son | — | Pennsylvania |
| 46 | Pearl Tyree | 6 | Daughter | — | Pennsylvania |
| 47 | B. Clyde Taylor | 60 | Head | — | Pennsylvania |
| 48 | Mary S. Taylor | 48 | Wife | — | Pennsylvania |
| 49 | William Taylor | 26 | Son | — | Pennsylvania |
| 50 | Charles Taylor | 23 | Son | — | Pennsylvania |
| 51 | Dorothy Taylor | 22 | Daughter | — | Pennsylvania |
| 52 | Margaret Taylor | 11 | Daughter | — | Pennsylvania |
| 53 | Paul Taylor | 9 | Son | — | Pennsylvania |
| 54 | Helen Taylor | 8 | Daughter | — | Pennsylvania |
| 55 | Jess Hoffman | 48 | Head | Machinist | Pennsylvania |
| 56 | Ida Hoffman | 48 | Wife | — | Pennsylvania |
| 57 | Catherine Hoffman | 25 | Daughter | Teacher | Pennsylvania |
| 58 | Jess Hoffman | 22 | Son | — | Pennsylvania |
| 59 | William Hoffman | 18 | Son | — | Pennsylvania |
| 60 | James Hoffman THIS PERSON | 15 | Son | — | Pennsylvania |
| 61 | John Hoffman | 11 | Son | — | Pennsylvania |
| 62 | Leon Davis | 47 | Head | Salesman | Kentucky |
| 63 | Mary O. Davis | 48 | Wife | — | 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)