RC
Robert Cox — 1940 US Census Record
Model Tree available1940 United States Federal Census · Franklin-County, Illinois
Our Model Tree links this Robert Cox across the 1920, 1930 and 1940 US Censuses in Franklin-County, Illinois (XGBoost, ~Confirmed), with identified parents Goldie & Goldie — first a son (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Male
Son
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Illinois |
| Surname | Cox |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Benton |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 454 |
| Highest Grade | No 3 |
| 1935 Residence | Illinois |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Miner |
| Township / Ward | Benton Twp |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Virginia Cox | Daughter | — | 20 | ~1920 |
| Guy Cox | Head | — | 50 | ~1890 |
| Robert Cox | Son | — | 24 | ~1916 |
| William Cox | Son | — | 16 | ~1924 |
| Nellie Cox | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Franklin, Illinois
Son, age 4
Franklin, Illinois · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Franklin, Illinois
Son, age 14
Franklin, Illinois · implied b. ~1916 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | W. Virginia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Franklin-County, Illinois
Son, age 24
Franklin-County, Illinois · implied b. ~1916 — 5 household members
| Surname | Cox |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Benton |
| 1935 Residence (County) | Franklin |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 454 |
| Highest Grade | No 3 |
| 1935 Residence | Illinois |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Robert Cox across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Goldie Cox (~0.92 confidence) and mother Goldie Cox (~0.92 confidence) and father Guy Cox (~0.92 confidence) and father Henry Cox (~0.92 confidence) and mother Nellie Cox (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Goldie Cox
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Goldie Cox
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
Guy Cox
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Henry Cox
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Nellie Cox
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Cox
Son · 1940 · age 24 · b. ~1916 · Illinois
★ You are viewing this record
Sibling
William Cox
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Cox
Sibling · 1940 · age 20
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 — Franklin-County, Illinois
Open full size
1940 US Federal Census — Franklin-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00803-00292)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nancy Gulley | 54 | Wife | — | Illinois |
| 42 | Charlie Gulley | 22 | Son | Houseman | Illinois |
| 43 | Paul Gulley | 19 | Son | Field Worker | Illinois |
| 44 | Thomas Lowry | 56 | Head | — | Illinois |
| 45 | Delia Lowry | 39 | Wife | — | Illinois |
| 46 | Charles Lowry | 19 | Step Son | Truck Driver | Illinois |
| 47 | Thomas Lowry | 18 | Step Son | Carpenter Aid | Illinois |
| 48 | Anna Belle Betchtol | 73 | Head | — | Indiana |
| 49 | Robert Anson | 71 | Head | — | Illinois |
| 50 | Sally Anson | 66 | Wife | — | Illinois |
| 51 | Joseph Anson | 27 | Son | Miner | Illinois |
| 52 | Matthew G. Brilly | 71 | Head | — | Illinois |
| 53 | Emma Brilly | 67 | Wife | — | Illinois |
| 54 | Warren Brilly | 35 | Son | Farm Laborer | Illinois |
| 55 | John Sanders | 74 | Head | Farmer | Illinois |
| 56 | Martha Sanders | 60 | Wife | — | Illinois |
| 57 | Steve Yasenick | 59 | Head | Farmer | Lithuania |
| 58 | Melia Yasenick | 44 | Wife | — | Lithuania |
| 59 | Peter Yasenick | 24 | Son | Laborer | West Virginia |
| 60 | Ora Bradley | 35 | Head | Miner | Illinois |
| 61 | Grace Bradley | 25 | Wife | — | Illinois |
| 62 | Arthur Bradley | 15 | Son | — | Illinois |
| 63 | James Bradley | 14 | Son | — | Illinois |
| 64 | John Bradley | 9 | Son | — | Illinois |
| 65 | Owen Calk | 80 | Father in law | Miner | Illinois |
| 66 | Len Lannins | 56 | Head | Laborer | Illinois |
| 67 | Nellie Lannins | 53 | Wife | — | Illinois |
| 68 | Wayne Lannins | 20 | Son | Laborer | Illinois |
| 69 | Ladene Lannins | 12 | Daughter | — | Illinois |
| 70 | Guy Cox | 50 | Head | Miner | Virginia |
| 71 | Nellie Cox | 50 | Wife | — | West Virginia |
| 72 | Robert Cox THIS PERSON | 24 | Son | Miner | West Virginia |
| 73 | Virginia Cox | 20 | Daughter | — | Illinois |
| 74 | William Cox | 16 | Son | — | Illinois |
| 75 | Bradley Meredith | 47 | Head | Roadman | Illinois |
| 76 | Lillie Meredith | 46 | Wife | — | Ohio |
| 77 | James Meredith | 12 | Son | — | Illinois |
| 78 | Logan Beal | 77 | Head | — | Illinois |
| 79 | Ella Beal | 63 | Wife | — | Illinois |
| 80 | Charles Pritchett | 42 | Son in law | Powder Weight | Illinois |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 5 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)