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Thomas Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Madison-County, Illinois
Our Model Tree links this Thomas Thomas across the 1920, 1930 and 1940 US Censuses in Madison-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 5-person household.
Age 63
b. ~1877
Male
Head
Born: Wales
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Illinois |
| Surname | Thomas |
| Given Name | Thomas J |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Wales |
| 1935 Residence (City) | Granite City |
| 1935 Residence (County) | Madison |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | watchman |
| Industry | Steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
| Occupation | Watchman |
| Township / Ward | Granite City |
| Est. Birth Year | ~1877 |
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 |
|---|---|---|---|---|
| Elizabeth Thomas | Daughter | — | 16 | ~1924 |
| Thomas Thomas | Head | — | 63 | ~1877 |
| Thomas Thomas | Son | — | 15 | ~1925 |
| David Thomas | Son | — | 12 | ~1928 |
| Ruby Thomas | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Madison, Illinois
Other, age 43
Madison, Illinois · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Tom G. |
| Relationship to Head | boarder |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | Wales |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | superintendent |
| Industry | rolling mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | 1910 |
| Birth Country | Wales |
| Year of Naturalization | 1890 |
| Birthplace (normalized) | wales |
1930
Madison, Illinois
Head, age 53
Madison, Illinois · implied b. ~1877 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Thomas H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Wales |
| Naturalization Status | Naturalized |
| Year of Immigration | 1902 |
| Age at First Marriage | 46 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Foreman Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1940
Madison-County, Illinois
Head, age 63
Madison-County, Illinois · implied b. ~1877 — 5 household members
| Surname | Thomas |
| Given Name | Thomas J |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Wales |
| 1935 Residence (City) | Granite City |
| 1935 Residence (County) | Madison |
| Naturalization Status | Naturalized |
| Occupation | watchman |
| Industry | Steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
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 Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Thomas
Head · 1940 · age 63 · b. ~1877 · Illinois
★ 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 — Madison-County, Illinois
Open full size
1940 US Federal Census — Madison-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00850-00387)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Angela Hatfield | 34 | wife | Stenographer | Illinois |
| 42 | Elmer E Hatfield | 78 | father | — | Illinois |
| 43 | Rebecca Hatfield | 77 | mother | — | Illinois |
| 44 | John R Slattery | 42 | head | Stationary Engineer | Missouri |
| 45 | Helen E Slattery | 42 | wife | — | New Jersey |
| 46 | George R Slattery | 20 | son | Office Work | Illinois |
| 47 | Mary Belle Slattery | 18 | daughter | Switch Board Opr | Illinois |
| 48 | James D Slattery | 16 | son | — | Illinois |
| 49 | Rose Miller | 47 | head | — | Missouri |
| 50 | Herbert Westhoff | 28 | son-in-law | Office Clerk | Missouri |
| 51 | Juanita Westhoff | 26 | daughter | — | Missouri |
| 52 | Raymond Westhoff | 3 | grandson | — | Illinois |
| 53 | Joseph Chepely | 34 | head | Mechanic | Hungary |
| 54 | Lillian Chepely | 33 | wife | Saleslady | Illinois |
| 55 | David Rees | 71 | head | Doubler | Wales |
| 56 | Angelina Rees | 69 | wife | — | Wales |
| 57 | Mary Mortensen | 49 | head | Waitress | Illinois |
| 58 | Elva Hoover | 21 | daughter | Bookkeeper | Missouri |
| 59 | Mary Hoover | 11 | granddaughter | — | Illinois |
| 60 | Carl Hoover | 6 | grandson | — | Illinois |
| 61 | Peter P Elder | 47 | lodger | Teacher | Massachusetts |
| 62 | Arthur Brammell | 24 | head | Road Work | Illinois |
| 63 | Louise Brammell | 22 | wife | — | Illinois |
| 64 | Norma Brammell | 4 | daughter | — | Illinois |
| 65 | Ethel May Brammell | 2 | daughter | — | Illinois |
| 66 | Ralph Gauen | 35 | head | Rate Clerk | Illinois |
| 67 | Justine Gauen | 35 | wife | — | Illinois |
| 68 | Ralph Gauen | 15 | son | — | Illinois |
| 69 | Joyce Gauen | 8 | daughter | — | Illinois |
| 70 | Harry Brockman | 38 | head | Cabinetmaker | Missouri |
| 71 | Rowena Brockman | 34 | wife | — | Illinois |
| 72 | Edward Lockhart | 15 | stepson | — | Illinois |
| 73 | Frances Lockhart | 13 | stepdaughter | — | Illinois |
| 74 | Thomas J Thomas THIS PERSON | 63 | head | Watchman | Wales |
| 75 | Ruby E Thomas | 51 | wife | — | Pennsylvania |
| 76 | Elizabeth Thomas | 16 | daughter | — | Illinois |
| 77 | Thomas J Thomas | 15 | son | — | Illinois |
| 78 | David E Thomas | 12 | son | — | Illinois |
| 79 | William Frede | 48 | head | Master Mechanic | Germany |
| 80 | Frieda Frede | 51 | wife | — | Germany |
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)