WC
William Collier — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kent-County, Michigan
Our Model Tree links this William Collier across the 1930 and 1940 US Censuses in Kent-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1908), then head of a 7-person household.
Age 32
b. ~1908
Male
Head
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kent-County, Michigan |
| Surname | Collier |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | Kent |
| Additional Details | |
| Occupation | Painter |
| Industry | Railroad office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Painter |
| Township / Ward | Grand Rapids |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Wilhelmina Collier | Daughter | — | 6 | ~1934 |
| William Collier | Head | — | 32 | ~1908 |
| Otilia Collier | Daughter | — | 8 | ~1932 |
| Susan Collier | Daughter | — | 5 | ~1935 |
| Patricia Collier | Daughter | — | 10 | ~1930 |
| Cosmita Collier | Daughter | — | 7 | ~1933 |
| Cosmita Collier | Spouse | — | 29 | ~1911 |
Census Appearances
1930
Kent, Michigan
Other, age 21
Kent, Michigan · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collier |
| Given Name | William |
| Relationship to Head | lodger |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 21 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | painter |
| Industry | contractor |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 18.00 |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Kent-County, Michigan
Head, age 32
Kent-County, Michigan · implied b. ~1908 — 7 household members
| Surname | Collier |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | Kent |
| Occupation | Painter |
| Industry | Railroad office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Collier across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Collier
Head · 1940 · age 32 · b. ~1908 · Michigan
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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 — Kent-County, Michigan
Open full size
1940 US Federal Census — Kent-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01901-00139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wife Frieds|Trieds | 32 | Wife | — | Germany |
| 2 | Richard Frieds|Trieds | 9 | Son | — | Michigan |
| 3 | Wendell Frieds|Trieds | 4 | Son | — | Michigan |
| 4 | Edward Frieds|Trieds | 2 | Son | — | Michigan |
| 5 | David Frieds|Trieds | 0 | Son | — | Michigan |
| 6 | John Moderman | 58 | Head | Canal Work | Netherlands |
| 7 | Jenny Moderman | 53 | Wife | — | Michigan |
| 8 | Sam Moderman | 15 | Son | — | Michigan |
| 9 | Jacob Tramper | 60 | Head | Cement Finisher | Netherlands |
| 10 | Alice Tramper | 54 | Wife | — | Netherlands |
| 11 | Mary Tramper | 20 | Daughter | Secretary | Michigan |
| 12 | William Collier THIS PERSON | 32 | Head | Painter | Georgia |
| 13 | Cosmita Collier | 29 | Wife | Maid | Michigan |
| 14 | Patricia Collier | 10 | Daughter | — | Michigan |
| 15 | Otilia Collier | 8 | Daughter | — | Michigan |
| 16 | Cosmita Collier | 7 | Daughter | — | Michigan |
| 17 | Wilhelmina Collier | 6 | Daughter | — | Michigan |
| 18 | Susan Collier | 5 | Daughter | — | Michigan |
| 19 | Hellena Westrate | 41 | Head | — | Michigan |
| 20 | Herman Westrate | 16 | Son | New Worker | Wisconsin |
| 21 | — | None | — | — | — |
| 22 | — | None | — | — | — |
| 23 | Joseph Vanderwald | 24 | Head | Mechanic | Michigan |
| 24 | Annette Vanderwald | 20 | Wife | — | Michigan |
| 25 | Charlene Vanderwald | 2 | Daughter | — | Michigan |
| 26 | Cornelius Klaver | 74 | Head | — | Netherlands |
| 27 | Alice Klaver | 72 | Wife | — | Netherlands |
| 28 | Gertrude Stuyfzant | 62 | Head | — | Netherlands |
| 29 | Henry Niebelink | 40 | Head | Pharmacist | Michigan |
| 30 | Lilah Niebelink | 40 | Wife | — | Michigan |
| 31 | Henry Jr. Niebelink | 12 | Son | — | Michigan |
| 32 | Peter Krugh | 30 | Head | Mechanic | Michigan |
| 33 | Faye Krugh | 35 | Wife | — | Michigan |
| 34 | John Wegter | 73 | Head | — | Netherlands |
| 35 | Jenny Wegter | 70 | Wife | — | Netherlands |
| 36 | Wilma Wegter | 17 | Daughter | — | Michigan |
| 37 | A. J. Taylor | 45 | Head | Waiter | Tennessee |
| 38 | Chrystella Taylor | 40 | Wife | — | Alabama |
| 39 | Monique Taylor | 18 | Daughter | — | Michigan |
| 40 | Eleanor Taylor | 15 | Daughter | — | Michigan |
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)