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George Hartman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this George Hartman across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Hartman |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | West Homestead |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Hours Worked | 40 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | West Homestead |
| Est. Birth Year | ~1919 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Carolyn Hartman | Spouse | — | 44 | ~1896 |
| Catherine Hartman | Daughter | — | 13 | ~1927 |
| Albert Hartman | Son | — | 19 | ~1921 |
| Lucille Hartman | Daughter | — | 3 | ~1937 |
| Lawrence Hartman | Son | — | 3 | ~1937 |
| Marion Hartman | Daughter | — | 4 | ~1936 |
| George Hartman | Son | — | 21 | ~1919 |
| William Hartman | Son | — | 17 | ~1923 |
| Carolyn Hartman | Daughter | — | 15 | ~1925 |
| William Hartman | Head | — | 48 | ~1892 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 11
Allegheny, Pennsylvania · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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 21
Allegheny-County, Pennsylvania · implied b. ~1919 — 10 household members
| Surname | Hartman |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | West Homestead |
| 1935 Residence (County) | Allegheny |
| Hours Worked | 40 |
| Highest Grade | Hs 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 George Hartman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Hartman
Son · 1940 · age 21 · b. ~1919 · Pennsylvania
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Sibling
Lawrence Hartman
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hartman
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Hartman
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carolyn Hartman
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Hartman
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Hartman
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Hartman
Sibling · 1940 · age 13
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-t0627-03420-00538)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Clever | 10 | Head | — | Pennsylvania |
| 42 | Richard Clever | 7 | Son | — | Pennsylvania |
| 43 | David Clever | 5 | Son | — | Pennsylvania |
| 44 | Edward Riley | 45 | Head | Clerk | Pennsylvania |
| 45 | Margaret Riley | 46 | Wife | — | Pennsylvania |
| 46 | Nordene Riley | 21 | Daughter | Clerical | Pennsylvania |
| 47 | Bert F. Miller | 56 | Head | Foreman | Pennsylvania |
| 48 | Ethel Miller | 54 | Wife | — | Pennsylvania |
| 49 | Ada F. Miller | 28 | Daughter | Seamstress | Pennsylvania |
| 50 | Albert F. Miller | 30 | Son | — | Pennsylvania |
| 51 | — | None | — | — | — |
| 52 | Michael Mach | 68 | Head | — | Pennsylvania |
| 53 | Margaret Mach | 58 | Wife | — | Pennsylvania |
| 54 | John Mach | 35 | Son | Trucker | Pennsylvania |
| 55 | Francis Mach | 20 | Son | Waiter | Pennsylvania |
| 56 | Nelson Wilburn | 52 | Head | Police | Pennsylvania |
| 57 | Anna Wilburn | 52 | Wife | — | Pennsylvania |
| 58 | Nelson Jr. Wilburn | 26 | Son | Transit Man | Pennsylvania |
| 59 | John Wilburn | 17 | Son | — | Pennsylvania |
| 60 | James Mach | 25 | Head | Machinist Helper | Pennsylvania |
| 61 | Marie Mach | 25 | Wife | — | Pennsylvania |
| 62 | William Hartman | 48 | Head | Core Maker | Pennsylvania |
| 63 | Carolyn Hartman | 44 | Wife | — | Pennsylvania |
| 64 | George Hartman THIS PERSON | 21 | Son | — | Pennsylvania |
| 65 | Albert Hartman | 19 | Son | Helper | Pennsylvania |
| 66 | William Hartman | 17 | Son | — | Pennsylvania |
| 67 | Carolyn Hartman | 15 | Daughter | — | Pennsylvania |
| 68 | Catherine Hartman | 13 | Daughter | — | Pennsylvania |
| 69 | Marion Hartman | 4 | Daughter | — | Pennsylvania |
| 70 | Lawrence Hartman | 3 | Son | — | Pennsylvania |
| 71 | Lucille Hartman | 3 | Daughter | — | Pennsylvania |
| 72 | James Greater | 36 | Head | Truck Driver | West Virginia |
| 73 | Thelma Greater | 23 | Wife | — | Pennsylvania |
| 74 | Fred Vigna | 25 | Head | Crane Hooker | Pennsylvania |
| 75 | Elaine Vigna | 22 | Wife | — | Pennsylvania |
| 76 | Ronald Vigna | 3 | Son | — | Pennsylvania |
| 77 | James Vigna | 2 | Son | — | Pennsylvania |
| 78 | Harry Smith | 40 | Head | Machinist Helper | Pennsylvania |
| 79 | Margaret Smith | 36 | Wife | — | Pennsylvania |
| 80 | Carl Wolf | 19 | Boarder | Mechanic | 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)