WM
William Mills — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chippewa-County, Michigan
Our Model Tree links this William Mills across the 1930 and 1940 US Censuses in Chippewa-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chippewa-County, Michigan |
| Surname | Mills |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Superior Township |
| 1935 Residence (County) | Chippewa |
| Additional Details | |
| Highest Grade | S 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Superior Township |
| Est. Birth Year | ~1928 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Mary Mills | Daughter | — | 2 | ~1938 |
| Muriel Mills | Daughter | — | 21 | ~1919 |
| Onona Mills | Daughter | — | 16 | ~1924 |
| Lela Mills | Daughter | — | 5 | ~1935 |
| Catherine Mills | Daughter | — | 14 | ~1926 |
| June Mills | Daughter | — | 17 | ~1923 |
| Robert Mills | Head | — | 44 | ~1896 |
| Harris Mills | Son | — | 19 | ~1921 |
| William Mills | Son | — | 12 | ~1928 |
| Verna Mills | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Chippewa, Michigan
Son, age 2
Chippewa, Michigan · implied b. ~1928 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Chippewa-County, Michigan
Son, age 12
Chippewa-County, Michigan · implied b. ~1928 — 10 household members
| Surname | Mills |
| Given Name | William R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Superior Township |
| 1935 Residence (County) | Chippewa |
| Highest Grade | S 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 William Mills across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mills
Son · 1940 · age 12 · b. ~1928 · Michigan
★ You are viewing this record
Sibling
Lela Mills
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Onona Mills
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Mills
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mills
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mills
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harris Mills
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Muriel Mills
Sibling · 1940 · age 21
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 — Chippewa-County, Michigan
Open full size
1940 US Federal Census — Chippewa-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01741-00749)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward J Mcclure | 11 | Son | — | Michigan |
| 2 | Robert C Mills | 44 | Head | Farm Operator | Michigan |
| 3 | Verna M Mills | 42 | Wife | — | Michigan |
| 4 | Muriel M Mills | 21 | Daughter | New Worker | Michigan |
| 5 | Harris R Mills | 19 | Son | New Worker | Michigan |
| 6 | June Mills | 17 | Daughter | — | Michigan |
| 7 | Onona F Mills | 16 | Daughter | — | Michigan |
| 8 | Catherine R Mills | 14 | Daughter | — | Michigan |
| 9 | William R Mills THIS PERSON | 12 | Son | — | Michigan |
| 10 | Lela M Mills | 5 | Daughter | — | Michigan |
| 11 | Mary J Mills | 2 | Daughter | — | Michigan |
| 12 | Harry A Wynn | 62 | Head | Farm Operator | Canada English |
| 13 | Catherine Wynn | 62 | Wife | — | Canada English |
| 14 | Rena L Wynn | 26 | Daughter | — | Michigan |
| 15 | James C Mccowan | 39 | Hired Hand | Farm Hand | Michigan |
| 16 | Frank M Wynn | 46 | Head | Farm Operator | Canada English |
| 17 | Marie J Wynn | 41 | Wife | — | Michigan |
| 18 | Harold E Wynn | 20 | Son | New Worker | Michigan |
| 19 | Wesley R Wynn | 18 | Son | New Worker | Michigan |
| 20 | Edward D Wynn | 16 | Son | — | Michigan |
| 21 | Florence M Wynn | 15 | Daughter | — | Michigan |
| 22 | Everlyn M Wynn | 4 | Daughter | — | Michigan |
| 23 | Richard Kennel | 34 | Head | Laborer | Michigan |
| 24 | Alice A Kennel | 32 | Wife | — | Michigan |
| 25 | Irene M Kennel | 4 | Daughter | — | Michigan |
| 26 | Margaret O'Boyle | 42 | Head | — | Michigan |
| 27 | Donna M O'Boyle | 19 | Daughter | Part Time Office Work | Michigan |
| 28 | Daniel W O'Boyle | 16 | Son | Asst Janitor | Michigan |
| 29 | Lawrence O'Boyle | 13 | Son | Asst Janitor | Michigan |
| 30 | Irwin O'Boyle | 13 | Son | — | Michigan |
| 31 | Clifford C Mills | 33 | Head | W.P.A. | Michigan |
| 32 | Gladys M Mills | 27 | Wife | — | Michigan |
| 33 | Robert L Mills | 8 | Son | — | Michigan |
| 34 | Albert J Mills | 7 | Son | — | Michigan |
| 35 | John J Ruck | 54 | Head | Road Construction | Canada English |
| 36 | Ingeborg Ruck | 55 | Wife | — | Norway |
| 37 | William Reynolds | 78 | Head | Farm Operator | Canada English |
| 38 | William J Reynolds | 41 | Son | — | Canada English |
| 39 | Margaret Ellison | 69 | Sister in law | — | Canada English |
| 40 | Napoleon Beaune | 76 | Head | Farm Operator | Canada French |
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)