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Mary Mills — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Kentucky
Our Model Tree links this Mary Mills across the 1930 and 1940 US Censuses in Knox-County, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1903), then head of a 10-person household.
Age 37
b. ~1903
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Kentucky |
| Surname | Mills |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist #4 |
| 1935 Residence (County) | Knox |
| Additional Details | |
| Occupation | Housekeeper |
| Industry | Home |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Housekeeper |
| Township / Ward | Mag Dist 4 |
| Est. Birth Year | ~1903 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Rubie Mills | Daughter | — | 8 | ~1932 |
| Cleo Mills | Daughter | — | 14 | ~1926 |
| Alta Mills | Daughter | — | 4 | ~1936 |
| Castle Mills | Daughter | — | 10 | ~1930 |
| James Mills | Head | — | 38 | ~1902 |
| Herbert Mills | Son | — | 1 | ~1939 |
| Lark Mills | Son | — | 12 | ~1928 |
| Lester Mills | Son | — | 6 | ~1934 |
| J Mills | Son | — | 2 | ~1938 |
| Mary Mills | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Bell, Kentucky
Spouse, age 26
Bell, Kentucky · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Knox-County, Kentucky
Spouse, age 37
Knox-County, Kentucky · implied b. ~1903 — 10 household members
| Surname | Mills |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist #4 |
| 1935 Residence (County) | Knox |
| Occupation | Housekeeper |
| Industry | Home |
| Highest Grade | No 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 Mary Mills across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mills
Spouse · 1940 · age 37 · b. ~1903 · Kentucky
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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-t0627-01326-00909)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Florine Mills | 12 | Daughter | — | Kentucky |
| 2 | Evie E Mills | 47 | Head | Farmer | Kentucky |
| 3 | Lillie Mills | 41 | Wife | Housekeeper | Kentucky |
| 4 | Clinton Mills | 16 | Son | Laborer | Kentucky |
| 5 | Reid Mills | 15 | Son | Laborer | Kentucky |
| 6 | Roberta Mills | 12 | Daughter | — | Kentucky |
| 7 | James E Mills | 38 | Head | Farmer | Kentucky |
| 8 | Mary Mills THIS PERSON | 37 | Wife | Housekeeper | Kentucky |
| 9 | Cleo Mills | 14 | Daughter | Laborer | Kentucky |
| 10 | Lark Mills | 12 | Son | — | Kentucky |
| 11 | Castle Mills | 10 | Daughter | — | Kentucky |
| 12 | Rubie Mills | 8 | Daughter | — | Kentucky |
| 13 | Lester Mills | 6 | Son | — | Kentucky |
| 14 | Alta Mills | 4 | Daughter | — | Kentucky |
| 15 | J T Mills | 2 | Son | — | Kentucky |
| 16 | Herbert Mills | 1 | Son | — | Kentucky |
| 17 | William Mills | 57 | Head | Farmer | Kentucky |
| 18 | Bertie Mills | 49 | Wife | Housekeeper | Kentucky |
| 19 | Lillie Mills | 23 | Daughter | Laborer | Kentucky |
| 20 | Jeff Mills | 18 | Son | Laborer | Kentucky |
| 21 | Benie Mills | 15 | Daughter | Laborer | Kentucky |
| 22 | Letcher Mills | 13 | Son | — | Kentucky |
| 23 | James Mills | 9 | Son | — | Kentucky |
| 24 | Gracie Mills | 7 | Daughter | — | Kentucky |
| 25 | Eli Allen | 55 | Head | Farmer | Kentucky |
| 26 | Easter Allen | 43 | Wife | Housekeeper | Kentucky |
| 27 | Ray Allen | 15 | Son | — | Kentucky |
| 28 | Alex Allen | 9 | Daughter | — | Kentucky |
| 29 | Homer Allen | 7 | Son | — | Kentucky |
| 30 | Thelma Allen | 5 | Daughter | — | Kentucky |
| 31 | Jack Allen | 11 | Nephew | — | Kentucky |
| 32 | Henry Gray | 51 | Head | Farmer | Kentucky |
| 33 | Mary Gray | 46 | Wife | Housekeeper | Kentucky |
| 34 | Walter Gray | 21 | Son | Laborer | Kentucky |
| 35 | Cecil Gray | 19 | Son | Laborer | Kentucky |
| 36 | Carlo B Gray | 11 | Son | — | Kentucky |
| 37 | Eselene Gray | 8 | Daughter | — | Kentucky |
| 38 | Gilbert Jordon | 26 | Head | Farmer | Kentucky |
| 39 | Hazel Jordon | 23 | Wife | Housekeeper | Kentucky |
| 40 | Adston Jordon | 2 | 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)