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Mary Mills — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fayette-County, Illinois
Our Model Tree links this Mary Mills across the 1930 and 1940 US Censuses in Fayette-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 8-person household.
Age 49
b. ~1891
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fayette-County, Illinois |
| Surname | Mills |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Seminary Township |
| 1935 Residence (County) | Fayette |
| Additional Details | |
| Industry | U |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Seminary Township |
| Est. Birth Year | ~1891 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Bernice Mills | Daughter | — | 18 | ~1922 |
| Ruby Mills | Daughter | — | 10 | ~1930 |
| Pearl Mills | Daughter | — | 14 | ~1926 |
| Olive Mills | Daughter | — | 16 | ~1924 |
| Joseph Mills | Head | — | 51 | ~1889 |
| Paul Matheny | Other | — | 25 | ~1915 |
| Billy Mills | Son | — | 6 | ~1934 |
| Mary Mills | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Fayette, Illinois
Other, age 37
Fayette, Illinois · implied b. ~1893 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Mary B. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 16 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Fayette-County, Illinois
Spouse, age 49
Fayette-County, Illinois · implied b. ~1891 — 8 household members
| Surname | Mills |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Seminary Township |
| 1935 Residence (County) | Fayette |
| Industry | U |
| 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 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 49 · b. ~1891 · Illinois
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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 — Fayette-County, Illinois
Open full size
1940 US Federal Census — Fayette-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00801-00498)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Wochener|Wocheness | 84 | Head | — | Illinois |
| 2 | Mary Wochener|Wocheness | 79 | Wife | — | Illinois |
| 3 | Eugene F. Wochener|Wocheness | 55 | Son | Farmer | Illinois |
| 4 | Joseph Mills | 51 | Head | Farmer | Illinois |
| 5 | Mary B. Mills THIS PERSON | 49 | Wife | — | Illinois |
| 6 | Bernice Edna Mills | 18 | Daughter | — | Illinois |
| 7 | Olive Mills | 16 | Daughter | — | Illinois |
| 8 | Pearl Mills | 14 | Daughter | — | Illinois |
| 9 | Ruby Mills | 10 | Daughter | — | Illinois |
| 10 | Billy Mills | 6 | Son | — | Illinois |
| 11 | Paul B. Matheny | 25 | Lodger | Laborer | Illinois |
| 12 | Shelby J. Bone | 65 | Head | Farmer | Illinois |
| 13 | Cynthia L. Bone | 45 | Wife | — | Illinois |
| 14 | Thelma M. Bone | 14 | Daughter | — | Illinois |
| 15 | Elvin L. Bone | 12 | Son | — | Illinois |
| 16 | Rufus Cripe | 26 | Head | Laborer | Illinois |
| 17 | Edith E. Cripe | 22 | Wife | — | Illinois |
| 18 | Morris D. Cripe | 3 | Son | — | Illinois |
| 19 | William J. Ellen | 73 | Head | — | Illinois |
| 20 | Eva X. Ellen | 67 | Wife | — | Illinois |
| 21 | David W. Smail | 71 | Head | Farmer | Illinois |
| 22 | Olive M. Smail | 56 | Wife | — | Illinois |
| 23 | Grover J. Kibler | 51 | Head | Farmer | Illinois |
| 24 | Earl J. Harrison | 49 | Head | Laborer | Illinois |
| 25 | Mamie E. Harrison | 44 | Wife | — | Illinois |
| 26 | Lloyd D. Harrison | 24 | Son | Farmer | Illinois |
| 27 | Glen J. Harrison | 22 | Son | Laborer | Illinois |
| 28 | Irene Harrison | 21 | Daughter | — | Illinois |
| 29 | Leonard Harrison | 18 | Son | Laborer | Illinois |
| 30 | Charles H. Harrison | 9 | Son | — | Illinois |
| 31 | Claude D. Harrison | 5 | Son | — | Illinois |
| 32 | John A. Heather | 27 | Head | Laborer | Illinois |
| 33 | Violet Heather | 25 | Wife | — | Illinois |
| 34 | John T. Heather | 4 | Son | — | Illinois |
| 35 | Ira Smith | 47 | Head | Farmer | Illinois |
| 36 | Maud E. Smith | 51 | Wife | — | Illinois |
| 37 | Everett M. Smith | 14 | Son | — | Illinois |
| 38 | Clarence F. Smith | 12 | Son | — | Illinois |
| 39 | Earl M. Smith | 8 | Son | — | Illinois |
| 40 | Sarah G. Wright | 83 | Head | — | Illinois |
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)