TC
Thomas Carroll — 1940 US Census Record
Model Tree available1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Thomas Carroll across the 1920, 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed), with identified parents Marjorie & Mary — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | Carroll |
| Given Name | Thomas H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Book Finisher |
| Industry | City Library |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 520 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Book Finisher |
| Township / Ward | Buffalo |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Ellen Carroll | Daughter | — | 21 | ~1919 |
| Mary Carroll | Head | — | 59 | ~1881 |
| Thomas Carroll | Son | — | 23 | ~1917 |
| Kevin Carroll | Son | — | 20 | ~1920 |
| Catherine Carroll | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Erie, New …
Son, age 2
Erie, New York · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Erie, New …
Son, age 13
Erie, New York · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Thomas H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Erie-County, New …
Son, age 23
Erie-County, New York · implied b. ~1917 — 5 household members
| Surname | Carroll |
| Given Name | Thomas H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo |
| 1935 Residence (County) | Erie |
| Occupation | Book Finisher |
| Industry | City Library |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 520 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Carroll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Marjorie Carroll (~0.92 confidence) and mother Mary Carroll (~0.92 confidence) and father Thomas Carroll (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Marjorie Carroll
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Mary Carroll
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Thomas Carroll
b. ~1886
Source father
● Household
· direct · ~0.92
This person
Anchor record
Thomas Carroll
Son · 1940 · age 23 · b. ~1917 · New York
★ You are viewing this record
Sibling
Kevin Carroll
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Carroll
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Carroll
Sibling · 1940 · age 25
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 — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02823-00010)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nugent, Edward Nugent | 15 | Son | — | New York |
| 2 | Nugent, Earl Nugent | 13 | Son | — | New York |
| 3 | Nugent, Lorraine Nugent | 8 | Daughter | — | New York |
| 4 | Julius Hoffmann | 56 | Head | Glazer | New York |
| 5 | Bessie Hoffmann | 53 | Wife | — | Canada-French |
| 6 | Frank Gorom | 36 | Head | Baker | New York |
| 7 | Stella Gorom | 40 | Wife | Box Maker | New York |
| 8 | Raymond Gorom | 16 | Son | — | New York |
| 9 | Frank Arnold | 38 | Border | — | Pennsylvania |
| 10 | William Arnold | 1 | Borders Son | — | New York |
| 11 | Patrick J. Quinn | 70 | Head | Box Maker | Irish Free State |
| 12 | Mary Quinn | 62 | Wife | Proprietor | Irish Free State |
| 13 | William Quinn | 29 | Son | — | New York |
| 14 | Peter V. Quinn | 21 | Son | Steel Worker | New York |
| 15 | Mary Carroll | 59 | Head | Pattern Cutter | New York |
| 16 | Catherine Carroll | 25 | Daughter | — | New York |
| 17 | Thomas H. Carroll THIS PERSON | 23 | Son | Book Finisher | New York |
| 18 | Ellen Carroll | 21 | Daughter | Clerical | New York |
| 19 | Kevin R. Carroll | 20 | Son | Saleslady | New York |
| 20 | Joseph Kolodzies | 71 | Head | Operator | Poland |
| 21 | Frances Kolodzies | 62 | Wife | — | Poland |
| 22 | Theodore Kolodzies | 42 | Son | — | New York |
| 23 | Vincent Kolodzies | 39 | Son | — | New York |
| 24 | Percy Miller | 38 | Head | Auto Mechanic | New York |
| 25 | Louise Miller | 25 | Wife | — | New York |
| 26 | James Miller | 5 | Son | — | New York |
| 27 | Margaret Miller | 77 | Mother | — | England |
| 28 | Edward Miller | 34 | Brother | — | New York |
| 29 | Alexander Campbell | 39 | Head | Stock Clerk | Nova Scotia |
| 30 | Laura Campbell | 49 | Wife | Blacksmith | Poland |
| 31 | Joseph Racalski | 26 | Step-Son | — | New York |
| 32 | John Racalski | 22 | Step-Son | Apprentice Blacksmith | New York |
| 33 | Robert Bruce | 51 | Head | New Worker | New York |
| 34 | Elvira Bruce | 23 | Daughter | Lineman | New York |
| 35 | Betty Bruce | 21 | Daughter | Stenographer | New York |
| 36 | Charles Williams | 47 | Head | — | New York |
| 37 | Nellie Williams | 50 | Wife | Hostler | New York |
| 38 | Richard Williams | 18 | Son | New Worker | New York |
| 39 | Barbara Williams | 16 | Daughter | — | New York |
| 40 | Pricilla Williams | 14 | Daughter | — | New York |
Pedigree Summary
Thomas + 3 siblings
Gen 1 · 3 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)