TS
Thomas Simpson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Williamson-County, Illinois
Our Model Tree links this Thomas Simpson across the 1920, 1930 and 1940 US Censuses in Williamson-County, Illinois (XGBoost, ~Confirmed), with identified parents Thomas & Jane — first a son (b.~1916), then head of a 2-person household.
Age 24
b. ~1916
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Williamson-County, Illinois |
| Surname | Simpson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Spillertown village |
| 1935 Residence (County) | Williamson |
| Additional Details | |
| Occupation | Cageman |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Cageman |
| Township / Ward | Spillertown Village |
| Est. Birth Year | ~1916 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Simpson | Son | — | 24 | ~1916 |
| Jane Simpson | Head | — | 66 | ~1874 |
Census Appearances
1920
Williamson, Illinois
Son, age 5
Williamson, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Williamson, Illinois
Son, age 15
Williamson, Illinois · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Williamson-County, Illinois
Son, age 24
Williamson-County, Illinois · implied b. ~1916 — 2 household members
| Surname | Simpson |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Spillertown village |
| 1935 Residence (County) | Williamson |
| Occupation | Cageman |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Simpson (~0.92 confidence) and mother Jane Simpson (~0.92 confidence) and mother Sarah Simpson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Simpson
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Jane Simpson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Sarah Simpson
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Simpson
Son · 1940 · age 24 · b. ~1916 · 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 — Williamson-County, Illinois
Open full size
1940 US Federal Census — Williamson-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00911-00309)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fisher Charles | 54 | Head | Timberman | Poland |
| 2 | Ann Fisher | 48 | Wife | — | Poland |
| 3 | Lawrence Spiller | 26 | Head | Service Man | Illinois |
| 4 | Angie Spiller | 25 | Wife | — | Illinois |
| 5 | Thos. Mckenzie | 52 | Head | Driller | Pa |
| 6 | Olive Mckenzie | 44 | Wife | — | England |
| 7 | Clair Mckenzie | 23 | Son | Track Layer | Illinois |
| 8 | Walter Kassak | 24 | Head | Coal Loader | Illinois |
| 9 | Lupine Kassak | 23 | Wife | — | Illinois |
| 10 | Anna Kassak | 6 | Daughter | — | Illinois |
| 11 | Jane Simpson | 66 | Head | — | England |
| 12 | Thomas Simpson THIS PERSON | 24 | Son | Cageman | Illinois |
| 13 | M. H. Radford | 64 | Head | — | England |
| 14 | A. M. Radford | 63 | Wife | — | England |
| 15 | Ray Wilson | 46 | Head | Painter | Illinois |
| 16 | Bessie Wilson | 45 | Wife | Housekeeper | Illinois |
| 17 | James Wilson | 16 | Son | — | Illinois |
| 18 | Rose Wilson | 14 | Daughter | — | Illinois |
| 19 | Mickey Hopkins | 75 | Head | — | Tennessee |
| 20 | William Bebush | 69 | Head | Timberman | Russia |
| 21 | Marco Angell | 54 | Head | Coal Loader | Illinois |
| 22 | Mattie Angell | 55 | Wife | — | Illinois |
| 23 | Eleanor Headam | 35 | Head | Laborer | Illinois |
| 24 | Rebecca Headam | 37 | Wife | — | England |
| 25 | Joyce Headam | 14 | Daughter | — | Illinois |
| 26 | Bill Whitehead | 39 | Head | Coal Loader | Illinois |
| 27 | Sadie Whitehead | 39 | Wife | — | Illinois |
| 28 | Bill Whitehead | 18 | Son | — | Illinois |
| 29 | J. R. Whitehead | 15 | Son | — | Illinois |
| 30 | Bobby Whitehead | 12 | Son | — | Illinois |
| 31 | Wilma Whitehead | 9 | Daughter | — | Illinois |
| 32 | Jimmy Whitehead | 6 | Son | — | Illinois |
| 33 | Juanita Whitehead | 2 | Daughter | — | Illinois |
| 34 | George Phillips | 35 | Head | Machine Man | Illinois |
| 35 | Rena Phillips | 35 | Wife | — | Illinois |
| 36 | Betty Phillips | 14 | Daughter | — | Illinois |
| 37 | Mildred Phillips | 11 | Daughter | — | Colorado |
| 38 | Mary Phillips | 8 | Daughter | — | Illinois |
| 39 | George Jr. Phillips | 3 | Son | — | Illinois |
| 40 | Carol Phillips | 2 | Daughter | — | Illinois |
Pedigree Summary
Thomas
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)