TC
Thomas Cox — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pope-County, Illinois
Our Model Tree links this Thomas Cox across the 1930 and 1940 US Censuses in Pope-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 10-person household.
Age 16
b. ~1924
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pope-County, Illinois |
| Surname | Cox |
| Given Name | Thomas L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Webster Precinct |
| 1935 Residence (County) | Pope |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 5 |
| Income (1939) | 86 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Webster Precinct |
| Est. Birth Year | ~1924 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Wayne Cox | Son | — | 9 | ~1931 |
| Fred Cox | Head | — | 37 | ~1903 |
| Shirley Cox | Daughter | — | 4 | ~1936 |
| Charles Cox | Son | — | 6 | ~1934 |
| Urba Cox | Spouse | — | 41 | ~1899 |
| Jack Cox | Son | — | 2 | ~1938 |
| Geraldine Cox | Daughter | — | 11 | ~1929 |
| Fred Cox | Son | — | 15 | ~1925 |
| Thomas Cox | Son | — | 16 | ~1924 |
| Alberta Cox | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Pope, Illinois
Son, age 7
Pope, Illinois · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Thomas E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Pope-County, Illinois
Son, age 16
Pope-County, Illinois · implied b. ~1924 — 10 household members
| Surname | Cox |
| Given Name | Thomas L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Webster Precinct |
| 1935 Residence (County) | Pope |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 5 |
| Income (1939) | 86 |
| 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 Cox across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Cox
Son · 1940 · age 16 · b. ~1924 · Illinois
★ You are viewing this record
Sibling
Wayne Cox
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alberta Cox
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Cox
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Cox
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Cox
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geraldine Cox
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Cox
Sibling · 1940 · age 15
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 — Pope-County, Illinois
Open full size
1940 US Federal Census — Pope-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00869-00233)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Florence Lutes | 25 | Daughter | Teacher | Illinois |
| 2 | Dery D. Lutes | 4 | Grand daughter | — | — |
| 3 | Effie Phelps | 60 | Head | Farmer | Illinois |
| 4 | Irvin K. Maid | 25 | Son-in-law | Laborer | Kentucky |
| 5 | Ruby M. Maid | 21 | Daughter | — | Illinois |
| 6 | Hayes D. Maid | 4 | Grandson | — | — |
| 7 | J. Otto Farmer | 55 | Head | Farmer | Illinois |
| 8 | Myrtle A. Farmer | 52 | Wife | — | Illinois |
| 9 | Hartley Farmer | 23 | Son | Truck Driver | Illinois |
| 10 | Edith Farmer | 18 | Daughter | Secretary | Illinois |
| 11 | James Farmer | 17 | Son | Laborer | Illinois |
| 12 | Delphia Farmer | 14 | Daughter | — | Illinois |
| 13 | Mollie A. Trammell | 43 | Head | — | Illinois |
| 14 | Mildred G. Trammell | 20 | Daughter | Seamstress | Illinois |
| 15 | Lowell Trammell | 17 | Son | Laborer | Illinois |
| 16 | Wayne Trammell | 14 | Son | — | Illinois |
| 17 | Harley Trammell | 12 | Son | — | Illinois |
| 18 | Hazel Trammell | 9 | Daughter | — | Illinois |
| 19 | Leon L. Bullock | 24 | Head | Carpenter | Illinois |
| 20 | Edna E. Bullock | 23 | Wife | — | Illinois |
| 21 | George Jones | 52 | Lodger | Laborer | Illinois |
| 22 | Amos Baker | 54 | Lodger | Laborer | Illinois |
| 23 | Ralph Cox | 32 | Head | Farmer | Illinois |
| 24 | Lois Cox | 32 | Wife | — | Kentucky |
| 25 | Clifford L. Mcmahon | 15 | Stepson | 3 | Illinois |
| 26 | Venita C. Mcmahon | 13 | Step daughter | — | Illinois |
| 27 | Fred L. Cox | 37 | Head | Head Sawyer | Illinois |
| 28 | Urba Cox | 41 | Wife | — | Illinois |
| 29 | Thomas L. Cox THIS PERSON | 16 | Son | Laborer | Illinois |
| 30 | Fred Jr. Cox | 15 | Son | — | Illinois |
| 31 | Alberta Cox | 13 | Daughter | — | Illinois |
| 32 | Geraldine Cox | 11 | Daughter | — | Illinois |
| 33 | Wayne L. Cox | 9 | Son | — | Illinois |
| 34 | Charles J. Cox | 6 | Son | — | Illinois |
| 35 | Shirley A. Cox | 4 | Daughter | — | — |
| 36 | Jack E. Cox | 2 | Son | — | — |
| 37 | Saul O. Carpenter | 37 | Head | Farmer | Illinois |
| 38 | Faye Carpenter | 33 | Wife | — | Illinois |
| 39 | Wayne Carpenter | 11 | Son | — | Illinois |
| 40 | Pearl Carpenter | 4 | Son | — | — |
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)