RC
Robert Cox — 1940 US Census Record
Model Tree available1940 United States Federal Census · Estill-County, Kentucky
Our Model Tree links this Robert Cox across the 1920, 1930 and 1940 US Censuses in Estill-County, Kentucky (XGBoost, ~Confirmed), with identified parents Perry & Grey — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Estill-County, Kentucky |
| Surname | Cox |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Station Camp |
| 1935 Residence (County) | Estill |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 36 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Station Camp |
| Est. Birth Year | ~1909 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Cox | Head | — | 31 | ~1909 |
| Louie Cox | Son | — | ~1940 | |
| Lily Cox | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Estill, Kentucky
Son, age 10
Estill, Kentucky · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Robert F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Estill, Kentucky
Son, age 21
Estill, Kentucky · implied b. ~1909 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Estill-County, Kentucky
Head, age 31
Estill-County, Kentucky · implied b. ~1909 — 3 household members
| Surname | Cox |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Station Camp |
| 1935 Residence (County) | Estill |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 36 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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: father Perry Cox (~0.92 confidence) and father Grey Cox (~0.92 confidence) and mother Paula Cox (~0.92 confidence) and mother Lula Cox (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Perry Cox
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Grey Cox
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Paula Cox
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Lula Cox
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Cox
Head · 1940 · age 31 · b. ~1909 · Kentucky
★ 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 — Estill-County, Kentucky
Open full size
1940 US Federal Census — Estill-County, Kentucky
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01301-00262)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eli Sparks | 41 | Head | Proprietor | Kentucky |
| 42 | Odell Sparks | 20 | Son | Laborer | Kentucky |
| 43 | Lydia Sparks | 19 | Daughter | — | Kentucky |
| 44 | Hazel Sparks | 16 | Daughter | — | Kentucky |
| 45 | Earl Sparks | 14 | Son | — | Kentucky |
| 46 | Donald Sparks | 12 | Son | — | Kentucky |
| 47 | Raymond Sparks | 10 | Son | — | Kentucky |
| 48 | Prentice Stanley | 51 | Head | Proprietor | Kentucky |
| 49 | Lina Stanley | 47 | Wife | — | Kentucky |
| 50 | Brookshire Stanley | 21 | Son | Pumper | Kentucky |
| 51 | Treon Stanley | 18 | Daughter | — | Kentucky |
| 52 | Robert Cox THIS PERSON | 31 | Head | Farmer | Kentucky |
| 53 | Lily Cox | 28 | Wife | — | Kentucky |
| 54 | Louie Cox | 0 | Son | — | Kentucky |
| 55 | Roy Mayes | 28 | Head | Farmer | Kentucky |
| 56 | Dorothy Mayes | 26 | Wife | — | Kentucky |
| 57 | Rutledge Mayes | 10 | Son | — | Kentucky |
| 58 | Nettie Fay Mayes | 8 | Daughter | — | Kentucky |
| 59 | Dennis Mayes | 4 | Son | — | Kentucky |
| 60 | Shelly Mayes | 3 | Son | — | Kentucky |
| 61 | Cathleen Mayes | 1 | Daughter | — | Kentucky |
| 62 | Charles Mayes | 41 | Head | Laborer | Kentucky |
| 63 | Rachel Flannery | 56 | Sister | — | Kentucky |
| 64 | Annie Mayes | 77 | Mother | — | Kentucky |
| 66 | George M. Ross | 38 | Head | Farmer | Kentucky |
| 67 | Myrtle Ross | 32 | Wife | — | Kentucky |
| 68 | James L. Ross | 15 | Son | — | Kentucky |
| 69 | Harlena Ross | 14 | Daughter | — | Kentucky |
| 70 | Kenneth Ross | 13 | Son | — | Kentucky |
| 71 | George M. Ross | 9 | Son | — | Kentucky |
| 72 | Frank W. Ross | 7 | Son | — | Kentucky |
| 73 | Mary T. Ross | 6 | Daughter | — | Kentucky |
| 74 | Anna E. Ross | 5 | Daughter | — | Kentucky |
| 75 | Charles C. Ross | 3 | Son | — | Kentucky |
| 76 | Rebecca K. Ross | 1 | Daughter | — | Kentucky |
| 77 | William Flynn | 60 | Head | Farmer | Kentucky |
| 78 | Lou Flynn | 59 | Wife | — | Kentucky |
| 79 | Hazel Flynn | 20 | Daughter | — | Kentucky |
| 80 | Annie Mckinney | 7 | Daughter | — | Kentucky |
Pedigree Summary
Robert
Gen 1 · 4 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)