JM
James Mills — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Kentucky
Our Model Tree links this James Mills across the 1930 and 1940 US Censuses in Knox-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1908), then head of a 8-person household.
Age 32
b. ~1908
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Kentucky |
| Surname | Mills |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist No 5 |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 400 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Mag Dist No 5 |
| Est. Birth Year | ~1908 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Lia Mills | Daughter | — | 3 | ~1937 |
| James Mills | Head | — | 32 | ~1908 |
| Ben Mills | Other | — | 56 | ~1884 |
| Olla Mills | Son | — | 2 | ~1938 |
| Dexter Mills | Son | — | 6 | ~1934 |
| Enis Mills | Son | — | 8 | ~1932 |
| Dallas Mills | Son | — | 7 | ~1933 |
| Dora Mills | Spouse | — | 26 | ~1914 |
Census Appearances
1930
Knox, Kentucky
Head, age 21
Knox, Kentucky · implied b. ~1909 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Knox-County, Kentucky
Head, age 32
Knox-County, Kentucky · implied b. ~1908 — 8 household members
| Surname | Mills |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist No 5 |
| 1935 Residence (County) | Knox |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 400 |
| Highest Grade | No 7 |
| 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 James Mills across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mills
Head · 1940 · age 32 · b. ~1908 · 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 — Knox-County, Kentucky
Open full size
1940 US Federal Census — Knox-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01326-00988)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Finley Gambriel | 31 | Head | Farmer | Kentucky |
| 2 | Geneva Gambriel | 25 | Wife | — | Kentucky |
| 3 | Rosie Gambriel | 9 | Daughter | — | Kentucky |
| 4 | Dan Gambriel | 7 | Son | — | Kentucky |
| 5 | Genoa Gambriel | 5 | Daughter | — | Kentucky |
| 6 | Harold Gambriel | 3 | Son | — | Kentucky |
| 7 | Initel Gambriel | 1 | Daughter | — | Kentucky |
| 8 | Effie Gambriel | 0 | Daughter | — | Kentucky |
| 9 | James Mills THIS PERSON | 32 | Head | Farmer | Kentucky |
| 10 | Dora Mills | 26 | Wife | — | Kentucky |
| 11 | Enis Mills | 8 | Son | — | Kentucky |
| 12 | Dallas Mills | 7 | Son | — | Kentucky |
| 13 | Dexter Mills | 6 | Son | — | Kentucky |
| 14 | Lia Mills | 3 | Daughter | — | Kentucky |
| 15 | Olla Mills | 2 | Son | — | Kentucky |
| 16 | Ben Mills | 56 | Father | — | Kentucky |
| 17 | Claude Gibson | 42 | Head | Farmer | Kentucky |
| 18 | Ethel Gibson | 41 | Wife | — | Kentucky |
| 19 | Elmer Gibson | 20 | Son | Farm Laborer | Kentucky |
| 20 | Claude Jr. Gibson | 15 | Son | Farm Laborer | Kentucky |
| 21 | Clyde Gibson | 4 | Son | — | Kentucky |
| 22 | Harvey Smith | 44 | Head | Farmer | Kentucky |
| 23 | Nannie Smith | 35 | Wife | — | Kentucky |
| 24 | Arnold Smith | 17 | Son | Farm Laborer | Kentucky |
| 25 | Arla Smith | 15 | Son | Farm Laborer | Kentucky |
| 26 | Alta Smith | 11 | Daughter | — | Kentucky |
| 27 | Walter Smith | 36 | Head | Farmer | Kentucky |
| 28 | Bertha Smith | 34 | Wife | — | Kentucky |
| 29 | Ellis Smith | 15 | Son | — | Kentucky |
| 30 | Virgie Smith | 9 | Daughter | — | Kentucky |
| 31 | Walter Jr. Smith | 1 | Son | — | Kentucky |
| 32 | A. R. Swafford | 35 | Head | Farmer | Kentucky |
| 33 | Mary Swafford | 30 | Wife | — | Kentucky |
| 34 | Viola Swafford | 14 | Daughter | — | Kentucky |
| 35 | Lola Swafford | 11 | Daughter | — | Kentucky |
| 36 | Verna Swafford | 9 | Daughter | — | Kentucky |
| 37 | Rena Swafford | 8 | Daughter | — | Kentucky |
| 38 | June Swafford | 5 | Daughter | — | Kentucky |
| 39 | Creed Swafford | 3 | Son | — | Kentucky |
| 40 | Morgan Swafford | 1 | Son | — | Kentucky |
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)