WB
William Buck — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wapello-County, Iowa
Our Model Tree links this William Buck across the 1930 and 1940 US Censuses in Wapello-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 7-person household.
Age 56
b. ~1884
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wapello-County, Iowa |
| Surname | Buck |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ottumwa City |
| 1935 Residence (County) | Wapello County |
| Additional Details | |
| Occupation | Laborer |
| Industry | Sewers Pro. |
| Class of Worker | GW |
| Hours Worked | 2 |
| Income (1939) | 520 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Laborer |
| Township / Ward | Ottumwa City |
| Est. Birth Year | ~1884 |
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 |
|---|---|---|---|---|
| Margaret Buck | Daughter | — | 1 | ~1939 |
| Helen Buck | Daughter | — | 7 | ~1933 |
| Beulah Buck | Spouse | — | 39 | ~1901 |
| Luella Buck | Daughter | — | 9 | ~1931 |
| William Buck | Son | — | 12 | ~1928 |
| Jessie Buck | Daughter | — | 4 | ~1936 |
| William Buck | Head | — | 56 | ~1884 |
Census Appearances
1930
Wapello, Iowa
Head, age 44
Wapello, Iowa · implied b. ~1886 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buck |
| Given Name | William M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | Laborer |
| Industry | Wholesale bakery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5 |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Wapello-County, Iowa
Head, age 56
Wapello-County, Iowa · implied b. ~1884 — 7 household members
| Surname | Buck |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ottumwa City |
| 1935 Residence (County) | Wapello County |
| Occupation | Laborer |
| Industry | Sewers Pro. |
| Class of Worker | GW |
| Hours Worked | 2 |
| Income (1939) | 520 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Buck across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Buck
Head · 1940 · age 56 · b. ~1884 · Iowa
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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 — Wapello-County, Iowa
Open full size
1940 US Federal Census — Wapello-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01209-00674)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernadette A Davis | 42 | Wife | — | Iowa |
| 2 | Herbert Edward Davis | 17 | Son | — | Iowa |
| 3 | Durward Freedom | 42 | Head | Motor Co | Iowa |
| 4 | Mary Freedom | 38 | Wife | — | Iowa |
| 5 | Durward Jr Freedom | 2 | Son | — | Iowa |
| 6 | William Buck THIS PERSON | 56 | Head | Laborer | Iowa |
| 7 | Beulah A Buck | 39 | Wife | — | Iowa |
| 8 | William Jr Buck | 12 | Son | — | Missouri |
| 9 | Luella G Buck | 9 | Daughter | — | Iowa |
| 10 | Helen M Buck | 7 | Daughter | — | Iowa |
| 11 | Jessie E Buck | 4 | Daughter | — | Iowa |
| 12 | Margaret L Buck | 1 | Daughter | — | Iowa |
| 13 | Ernest E Nicholson | 40 | Head | Common Labor | Iowa |
| 14 | Lona Nicholson | 39 | Wife | — | Iowa |
| 15 | Carl Nicholson | 18 | Son | Helper | Iowa |
| 16 | Paul Spencer | 26 | Head | Office Clerk | Iowa |
| 17 | Beulah Spencer | 29 | Wife | — | Iowa |
| 18 | Ralph Oiler | 25 | Head | Stationary Engineer | Iowa |
| 19 | Helen Oiler | 26 | Wife | — | Missouri |
| 20 | Jimmy Oiler | 8 | Son | — | Iowa |
| 21 | Karen Oiler | 0 | Daughter | — | Iowa |
| 22 | Vermont Mappin | 32 | Head | Draftsman | Colorado |
| 23 | Dora Mappin | 31 | Wife | — | Iowa |
| 24 | John A Mappin | 4 | Son | — | Iowa |
| 25 | Leroy Hird | 25 | Head | Truck Driver | Iowa |
| 26 | Bernice Hird | 24 | Wife | — | Iowa |
| 27 | Jerry Leroy Hird | 0 | Son | — | Iowa |
| 28 | Buster Bower | 28 | Head | Lard Refinery | Iowa |
| 29 | Bernice Bower | 21 | Wife | Sausage Dept | Iowa |
| 30 | James Newell | 37 | Head | Carpenter | Iowa |
| 31 | George L Shawver | 23 | Head | Well Driller | Iowa |
| 32 | Helen Shawver | 25 | Wife | Teacher | Colorado |
| 33 | Russell Boyles | 23 | Head | Tool Designer | Iowa |
| 34 | Charlotte Boyles | 28 | Wife | — | Iowa |
| 35 | David A Boyles | 1 | Son | — | Iowa |
| 36 | Donald E Peterson | 29 | Head | Dairy Operator | Iowa |
| 37 | Evelyn Peterson | 23 | Wife | — | Iowa |
| 38 | Gregg Peterson | 0 | Son | — | Iowa |
| 39 | Harry Brinegar | 32 | Head | Car Salesman | Iowa |
| 40 | Wanda Brinegar | 24 | Wife | — | Iowa |
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)