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Mary Mills — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Miami-County, Ohio
Our Model Tree links this Mary Mills across the 1930 and 1940 US Censuses in Miami-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Miami-County, Ohio |
| Surname | Mills |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Troy |
| 1935 Residence (County) | Miami |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Piqua City |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mills | Daughter | — | 11 | ~1929 |
| Delores Mills | Daughter | — | 6 | ~1934 |
| Myron Mills | Head | — | 34 | ~1906 |
| Thomas Mills | Son | — | 12 | ~1928 |
| Richard Mills | Son | — | 7 | ~1933 |
| Roger Mills | Son | — | 4 | ~1936 |
| Harriet Mills | Spouse | — | 32 | ~1908 |
Census Appearances
1930
Miami, Ohio
Daughter, age
Miami, Ohio · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Mary L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Miami-County, Ohio
Daughter, age 11
Miami-County, Ohio · implied b. ~1929 — 7 household members
| Surname | Mills |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Troy |
| 1935 Residence (County) | Miami |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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
Daughter · 1940 · age 11 · b. ~1929 · Ohio
★ You are viewing this record
Sibling
Delores Mills
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mills
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Mills
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roger Mills
Sibling · 1940 · age 4
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 — Miami-County, Ohio
Open full size
1940 US Federal Census — Miami-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03116-00353)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ray Friesel | 49 | Head | Truck Driver | Ohio |
| 2 | Goldie Friesel | 46 | Wife | — | Ohio |
| 3 | Frank Friesel | 24 | Son | — | Ohio |
| 4 | Robert Friesel | 20 | Son | Laborer | Ohio |
| 5 | Almeda Friesel | 12 | Daughter | — | Ohio |
| 6 | Arline Friesel | 10 | Daughter | — | Ohio |
| 7 | Roland Friesel | 7 | Son | — | Ohio |
| 8 | Thomas Arnett | 28 | Lodger | Builder | Ohio |
| 9 | Elsie Arnett | 19 | Lodger | — | Ohio |
| 10 | Robert Arnett | 1 | Lodger's Son | — | Ohio |
| 11 | William Landry | 54 | Head | — | Ohio |
| 12 | Rilla Landry | 49 | Wife | — | Ohio |
| 13 | Virgil Fiesler | 22 | Son-in-law | Assembler | Ohio |
| 14 | Virginia Fiesler | 24 | Daughter | Typewriter | Ohio |
| 15 | Marjorie Might | 70 | Lodger | — | Maryland |
| 16 | Ralph Culnette | 44 | Head | Laborer | Ohio |
| 17 | Catherine Culnette | 49 | Wife | Textile Worker | Ohio |
| 18 | Eleanor Culnette | 18 | Daughter | — | Ohio |
| 19 | Virginia Culnette | 17 | Daughter | — | Ohio |
| 20 | John Culnette | 14 | Son | — | Ohio |
| 21 | Mary Culnette | 9 | Daughter | — | Ohio |
| 22 | John Hathaway | 58 | Head | Laborer | Ohio |
| 23 | Mabel Hathaway | 53 | Wife | — | Ohio |
| 24 | Mary Hathaway | 33 | Daughter | — | Ohio |
| 25 | Robert Hathaway | 19 | Son | Clerk | Ohio |
| 26 | Arthur Mills | 62 | Head | — | Iowa |
| 27 | Ethel Mills | 52 | Wife | Dressmaker | Ohio |
| 28 | Myron Mills | 34 | Head | Painter | Ohio |
| 29 | Harriet Mills | 32 | Wife | Office Clerk | Ohio |
| 30 | Thomas Mills | 12 | Son | — | Ohio |
| 31 | Mary L. Mills THIS PERSON | 11 | Daughter | — | Ohio |
| 32 | Richard Mills | 7 | Son | — | Ohio |
| 33 | Delores Mills | 6 | Daughter | — | Ohio |
| 34 | Roger Mills | 4 | Son | — | Ohio |
| 35 | Louise Ostendorf | 66 | Head | — | Ohio |
| 36 | Mary Mcdorman | 46 | Head | Maid | Ohio |
| 37 | Betty Jean Mcdorman | 15 | Daughter | — | Ohio |
| 38 | Paul H. Mcdorman | 5 | Son | — | Ohio |
| 39 | Frank D. Dehle | 70 | Head | — | Germany |
| 40 | Mina Dehle | 60 | Wife | — | Ohio |
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)