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John Buck — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Buck across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Buck |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Clara Buck | Daughter | — | 14 | ~1926 |
| Jerry Buck | Son | — | 3 | ~1937 |
| Helen Buck | Daughter | — | 12 | ~1928 |
| Arminda Buck | Daughter | — | 8 | ~1932 |
| Crystal Buck | Daughter | — | 10 | ~1930 |
| John Buck | Head | — | 38 | ~1902 |
| Bera Buck | Spouse | — | 34 | ~1906 |
| John Buck | Son | — | 13 | ~1927 |
| Sadie Buck | Daughter | — | 1 | ~1939 |
Census Appearances
1930
Wayne, Michigan
Son, age 3
Wayne, Michigan · implied b. ~1927 — 37 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bice |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 13
Wayne-County, Michigan · implied b. ~1927 — 9 household members
| Surname | Buck |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Highest Grade | No 6 |
| 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 John Buck across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Buck
Son · 1940 · age 13 · b. ~1927 · Michigan
★ You are viewing this record
Sibling
Crystal Buck
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Buck
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arminda Buck
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerry Buck
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Buck
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sadie Buck
Sibling · 1940 · age 1
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01853-00599)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marie Coutts | 40 | Wife | — | Michigan |
| 2 | Virginia Coutts | 19 | Daughter | New Worker | Michigan |
| 3 | Joseph Coutts | 17 | Son | New Worker | Michigan |
| 4 | Stanley Michalowski | 37 | Head | Laborer | Michigan |
| 5 | Edna Michalowski | 32 | Wife | — | Michigan |
| 6 | Lottie Ann Michalowski | 2 | Daughter | — | Michigan |
| 7 | Agnes Halty | 32 | Head | Waitress | Michigan |
| 8 | Herbert Halty | 13 | Son | — | Michigan |
| 9 | Raymond Halty | 11 | Son | — | Michigan |
| 10 | Katherine Cunprys | 67 | Mother | — | Poland |
| 11 | Joseph Cunprys | 28 | Brother | Glass Grinder | Michigan |
| 12 | Margarette Light | 44 | Head | — | Connecticut |
| 13 | Donald Light | 13 | Son | — | Connecticut |
| 14 | Dorothy Light | 10 | Daughter | — | Michigan |
| 15 | Raymond Stachowski | 30 | Head | Driver | Michigan |
| 16 | Irene Stachowski | 29 | Wife | — | Michigan |
| 17 | Rose Ostrowski | 70 | Head | Housekeeper | Poland |
| 18 | Vicenta Stachowski | 68 | Head | — | Poland |
| 19 | Eleanor Stachowski | 25 | Daughter | Bookkeeper | Michigan |
| 20 | Sophie Horrick | 31 | Daughter | Bookkeeper | Michigan |
| 21 | Leo Makowski | 38 | Head | Tool Maker | Michigan |
| 22 | Helen Makowski | 38 | Wife | — | Michigan |
| 23 | Leonard Makowski | 18 | Son | Drill Press Oper | Michigan |
| 24 | Rita Makowski | 17 | Daughter | — | Michigan |
| 25 | Dorothy Makowski | 14 | Daughter | — | Michigan |
| 26 | Lester Makowski | 11 | Son | — | Michigan |
| 27 | Patricia Makowski | 6 | Daughter | — | Michigan |
| 28 | Stanley Buckman | 27 | Head | Welder | Michigan |
| 29 | Lucille Buckman | 23 | Wife | — | Michigan |
| 30 | Barbara L. Buckman | 5 | Daughter | — | Michigan |
| 31 | Roy Buckman | 3 | Son | — | Michigan |
| 32 | John Buck | 38 | Head | Digger | Michigan |
| 33 | Bera Buck | 34 | Wife | — | Michigan |
| 34 | Clara Buck | 14 | Daughter | — | Michigan |
| 35 | John Buck THIS PERSON | 13 | Son | — | Michigan |
| 36 | Helen Buck | 12 | Daughter | — | Michigan |
| 37 | Crystal Buck | 10 | Daughter | — | Michigan |
| 38 | Arminda Buck | 8 | Daughter | — | Michigan |
| 39 | Jerry Buck | 3 | Son | — | Michigan |
| 40 | Sadie Kay Buck | 1 | 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)