TS
Thomas Sweeney — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Thomas Sweeney across the 1910, 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Michael & Kate — first a head (b.~1894), then head of a 3-person household.
Age 46
b. ~1894
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Sweeney |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Same Place |
| Industry | 40 |
| Class of Worker | Labor |
| Highest Grade | No 8 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Same Place |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1894 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Sweeney | Head | — | 46 | ~1894 |
| Thomas Sweeney | Son | — | 17 | ~1923 |
| Ann Sweeney | Spouse | — | 49 | ~1891 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 16
Allegheny, Pennsylvania · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Head, age 26
Allegheny, Pennsylvania · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 36
Allegheny, Pennsylvania · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | Thomas J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 25 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30.00 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 46
Allegheny-County, Pennsylvania · implied b. ~1894 — 3 household members
| Surname | Sweeney |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (County) | Allegheny |
| Occupation | Same Place |
| Industry | 40 |
| Class of Worker | Labor |
| Highest Grade | No 8 |
| 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 Sweeney across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Sweeney (~0.92 confidence) and mother Kate Sweeney (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Sweeney
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Kate Sweeney
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Sweeney
Head · 1940 · age 46 · b. ~1894 · 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
40 people indexed on this census page (nara:1940:m-t0627-03653-00323)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald Moss | 3 | Son | Same House | Pennsylvania |
| 2 | Florence Moss | 7 | Daughter | Same House | Pennsylvania |
| 3 | William Plumer | 25 | Brother in law | Same House | Pennsylvania |
| 4 | Nathan Williams | 46 | Uncle | Same House | Pennsylvania |
| 5 | Leroy Harris | 38 | Head | 40 | Virginia |
| 6 | Mary Harris | 33 | Wife | 32 | Virginia |
| 7 | Betty Harris | 14 | Daughter | — | Virginia |
| 8 | Rosella Harris | 13 | Daughter | — | Pennsylvania |
| 9 | Leroy Jr. Harris | 6 | Son | — | Virginia |
| 10 | Russell Harris | 4 | Son | — | Virginia |
| 11 | Thelma Harris | 2 | Daughter | Same House | Pennsylvania |
| 12 | Samuel Whitehead | 42 | Head | Same Place | Georgia |
| 13 | Sylvia Whitehead | 31 | Wife | Same Place | Georgia |
| 14 | Stella Whitehead | 18 | Daughter | Same Place | Pennsylvania |
| 15 | Mckinley Whitehead | 16 | Son | Same Place | Georgia |
| 16 | Edna Whitehead | 14 | Daughter | Same Place | Pennsylvania |
| 17 | Eunice Whitehead | 12 | Daughter | Same Place | Pennsylvania |
| 18 | Thomas Sweeney THIS PERSON | 46 | Head | Same Place | Pennsylvania |
| 19 | Ann Sweeney | 49 | Wife | Same Place | Pennsylvania |
| 20 | Thomas Jr. Sweeney | 17 | Son | Same Place | Pennsylvania |
| 21 | John Vilsack | 30 | Head | Same Place | Pennsylvania |
| 22 | Laura Vilsack | 25 | Wife | Same Place | Pennsylvania |
| 23 | John Jr. Vilsack | 8 | Son | Same Place | Pennsylvania |
| 24 | Gloria Vilsack | 6 | Daughter | Same Place | Pennsylvania |
| 25 | George Slovodnyak | 20 | Cousin | Same Place | Pennsylvania |
| 26 | Peter Slovodnyak | 17 | Cousin | Same Place | Pennsylvania |
| 27 | Anna Gutkowski | 30 | Sister in law | Same Place | Pennsylvania |
| 28 | Rita Gutkowski | 3 | Niece | Same Place | Pennsylvania |
| 29 | Joseph Gutkowski | 1 | Nephew | Same Place | Pennsylvania |
| 30 | Wojciech Lasek | 62 | Head | 40 | Austria Hungary |
| 31 | Mary Lasek | 53 | Wife | — | Austria Hungary |
| 32 | Helen Lasek | 25 | Daughter | Same House | Pennsylvania |
| 33 | Frank Lasek | 20 | Son | Same House | Pennsylvania |
| 34 | Adela Lasek | 19 | Daughter | Same House | Pennsylvania |
| 35 | Irene Lasek | 14 | Daughter | Same House | Pennsylvania |
| 36 | Joseph Malczyk | 55 | Head | 104 | Poland |
| 37 | Mercedes Malczyk | 29 | Daughter | Same House | Pennsylvania |
| 38 | Genevieve Malczyk | 27 | Daughter | Same House | Pennsylvania |
| 39 | Josephine Malczyk | 23 | Daughter | Same House | Pennsylvania |
| 40 | Honore Malczyk | 17 | Daughter | Same House | Pennsylvania |
Pedigree Summary
Thomas
Gen 1 · 2 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)