CT
Clarence Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Clarence Thomas across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Everett & Anna — first a son (b.~1891), then head of a 2-person household.
Age 49
b. ~1891
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Thomas |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Marlborough City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Laborer |
| Industry | City Maintenance |
| Class of Worker | GW |
| Income (1939) | 468 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Marlborough City |
| Est. Birth Year | ~1891 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Clarence Thomas | Son | — | 49 | ~1891 |
| Anna Thomas | Head | — | 68 | ~1872 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 29
Middlesex, Massachusetts · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Clarence R. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Nova Scotia |
| Occupation | carpenter |
| Industry | builder |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 39
Middlesex, Massachusetts · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Clarence A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada English |
| Occupation | Cutter |
| Industry | Shoe Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 49
Middlesex-County, Massachusetts · implied b. ~1891 — 2 household members
| Surname | Thomas |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Marlborough City |
| 1935 Residence (County) | Middlesex |
| Occupation | Laborer |
| Industry | City Maintenance |
| Class of Worker | GW |
| Income (1939) | 468 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Clarence Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Everett Thomas (~0.92 confidence) and mother Anna Thomas (~0.92 confidence) and mother Lena Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Everett Thomas
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Anna Thomas
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Lena Thomas
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Thomas
Son · 1940 · age 49 · b. ~1891 · Massachusetts
★ 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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01610-00225)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Wren | 60 | Head | Watchman | Massachusetts |
| 2 | Dolores Wren | 51 | Wife | — | Massachusetts |
| 3 | Roland Wren | 24 | Son | New Worker | Massachusetts |
| 4 | Frances Wren | 17 | Son | — | Massachusetts |
| 5 | Gordon Wren | 13 | Son | — | Massachusetts |
| 6 | Eleanor Wren | 12 | Daughter | — | Massachusetts |
| 7 | Mary Wren | 10 | Daughter | — | Massachusetts |
| 8 | Nigro Pleho | 52 | Head | Leather Helper | Syria |
| 9 | Blanche Pleho | 38 | Wife | — | Massachusetts |
| 10 | Rita Pleho | 16 | Daughter | — | Massachusetts |
| 11 | Mary Pleho | 13 | Daughter | — | Massachusetts |
| 12 | Alfred Courtemanche | 53 | Head | Storekeeper | New Hampshire |
| 13 | Stella Courtemanche | 51 | Wife | — | Vermont |
| 14 | Charles Jacobs | 25 | Head | Cabinet Maker | Massachusetts |
| 15 | Lorraine Jacobs | 19 | Wife | Saleslady | Massachusetts |
| 16 | Leonard Bouffard | 25 | Head | Laster | Massachusetts |
| 17 | Eleanor Bouffard | 22 | Wife | — | Massachusetts |
| 18 | Janette Bouffard | 5 | Daughter | — | Massachusetts |
| 19 | Leonard Bouffard | 3 | Son | — | Massachusetts |
| 20 | Anthony Rando | 37 | Head | Presser | Italy |
| 21 | Jennie Rando | 33 | Wife | — | Massachusetts |
| 22 | Mary Rando | 9 | Daughter | — | Massachusetts |
| 23 | Anthony Rando | 4 | Son | — | Massachusetts |
| 24 | Emil Bedard | 35 | Head | Bartender | Massachusetts |
| 25 | Teresa Bedard | 33 | Wife | — | Massachusetts |
| 26 | Ann Bedard | 9 | Daughter | — | Massachusetts |
| 27 | Paul Bedard | 6 | Son | — | Massachusetts |
| 28 | Thomas Bedard | 2 | Son | — | Massachusetts |
| 29 | Edward Carey | 56 | Head | Instructor | Massachusetts |
| 30 | Lillian Carey | 53 | Wife | — | Massachusetts |
| 31 | Verne W Carey | 23 | Son | Clerk | Massachusetts |
| 32 | Ann Carey | 18 | Daughter | — | Massachusetts |
| 33 | Margaret Carey | 22 | Daughter | — | Massachusetts |
| 34 | Anna B Thomas | 68 | Head | — | Canada |
| 35 | Clarence Thomas THIS PERSON | 49 | Son | Laborer | Massachusetts |
| 36 | Fay Carey | 29 | Head | Assistant Manager | Massachusetts |
| 37 | Doris Carey | 24 | Wife | Candy Girl | Massachusetts |
| 38 | John Carey | 1 | Son | — | Massachusetts |
| 39 | Herman Johnson | 44 | Head | Foreman | Massachusetts |
| 40 | Hazel A Johnson | 39 | Wife | — | Massachusetts |
Pedigree Summary
Clarence
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)