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Thomas Long — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Thomas Long across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 11-person household.
Age 19
b. ~1921
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Long |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Duquesne |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Truck Driver |
| Township / Ward | Duquesne |
| Est. Birth Year | ~1921 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Louise Long | Daughter | — | 9 | ~1931 |
| Catherine Long | Daughter | — | 11 | ~1929 |
| William Long | Son | — | 12 | ~1928 |
| Thomas Long | Son | — | 19 | ~1921 |
| Eugene Long | Son | — | 14 | ~1926 |
| Hanna Long | Daughter | — | 16 | ~1924 |
| Henrietta Long | Spouse | — | 41 | ~1899 |
| Raymond Long | Son | — | 21 | ~1919 |
| Mary Long | Daughter | — | 18 | ~1922 |
| Frances Long | Head | — | 44 | ~1896 |
| John Long | Son | — | 23 | ~1917 |
Census Appearances
1930
Washington, Pennsylvania
Son, age 8
Washington, Pennsylvania · implied b. ~1922 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | Thomas M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 19
Allegheny-County, Pennsylvania · implied b. ~1921 — 11 household members
| Surname | Long |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Duquesne |
| 1935 Residence (County) | Allegheny |
| Occupation | Truck Driver |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | Hs 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 Thomas Long across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Long
Son · 1940 · age 19 · b. ~1921 · Pennsylvania
★ You are viewing this record
Sibling
Hanna Long
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Long
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Long
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Long
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Long
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Long
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Long
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Long
Sibling · 1940 · age 11
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-t0627-03402-00255)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Richard Smith | 32 | Lodger | Laborer | Pennsylvania |
| 42 | Robert Boucht | 21 | Lodger | Chipper | Pennsylvania |
| 43 | William Summerly | 46 | Head | Foreman | Pennsylvania |
| 44 | Flora Summerly | 44 | Wife | — | Pennsylvania |
| 45 | William Summerly | 12 | Son | — | Pennsylvania |
| 46 | Jennene Summerly | 10 | Daughter | — | Pennsylvania |
| 47 | Marianne Summerly | 8 | Daughter | — | Pennsylvania |
| 48 | Jerome Summerly | 3 | Son | — | Pennsylvania |
| 49 | Celestine Mathies | 76 | Head | — | France |
| 50 | Henrietta Mathies | 47 | Daughter | — | Pennsylvania |
| 51 | Bernard Kroeger | 37 | Head | Printer | Pennsylvania |
| 52 | Mildred Kroeger | 27 | Wife | — | Pennsylvania |
| 53 | Walter Fulmer | 34 | Head | Projectionist | Pennsylvania |
| 54 | Anna Fulmer | 32 | Wife | — | Pennsylvania |
| 55 | James Fulmer | 10 | Son | — | Pennsylvania |
| 56 | Louis Fulmer | 5 | Son | — | Pennsylvania |
| 57 | William Schulte | 41 | Head | Sheet Metal | Pennsylvania |
| 58 | Luetta Schulte | 38 | Wife | — | Pennsylvania |
| 59 | William Linkhauer | 60 | Head | — | Pennsylvania |
| 60 | Gertrude Linkhauer | 63 | Wife | — | Pennsylvania |
| 61 | Anna Linkhauer | 34 | Daughter | Beautician | Pennsylvania |
| 62 | Leonard Linkhauer | 32 | Son | Mill Hand | Pennsylvania |
| 63 | Margaret Linkhauer | 28 | Daughter | Nurse | Pennsylvania |
| 64 | Walter Linkhauer | 23 | Son | Laborer | Pennsylvania |
| 65 | Helen Linkhauer | 22 | Daughter | Clerk | Pennsylvania |
| 66 | Loretta Linkhauer | 20 | Daughter | — | Pennsylvania |
| 67 | Anselm Pukert | 31 | Head | Clerk | Pennsylvania |
| 68 | Agnes Pukert | 27 | Wife | — | Pennsylvania |
| 69 | Dianne Pukert | 1 | Daughter | — | Pennsylvania |
| 70 | Frances Long | 44 | Head | Health Officer | Pennsylvania |
| 71 | Henrietta Long | 41 | Wife | — | Pennsylvania |
| 72 | John A. Long | 23 | Son | Blacksmith | Pennsylvania |
| 73 | Raymond F. Long | 21 | Son | Chipper | Pennsylvania |
| 74 | Thomas J. Long THIS PERSON | 19 | Son | Truck Driver | Pennsylvania |
| 75 | Mary Margaret Long | 18 | Daughter | — | Pennsylvania |
| 76 | Hanna Long | 16 | Daughter | — | Pennsylvania |
| 77 | Eugene Long | 14 | Son | — | Pennsylvania |
| 78 | William Long | 12 | Son | — | Pennsylvania |
| 79 | Catherine Long | 11 | Daughter | — | Pennsylvania |
| 80 | Louise Long | 9 | Daughter | — | 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)