JB
John Buck — 1940 US Census Record
Linked across censuses1940 United States Federal Census · King-County, Washington
Our Model Tree links this John Buck across the 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 6-person household.
Age 18
b. ~1922
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Buck |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Enumclaw Town |
| Additional Details | |
| Occupation | Logger |
| Industry | Logging |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 908 |
| Highest Grade | Hs 4 |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Logger |
| Township / Ward | Enumclaw Town |
| Est. Birth Year | ~1922 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Iris Buck | Spouse | — | 36 | ~1904 |
| Phyllis Buck | Daughter | — | 15 | ~1925 |
| Lois Buck | Daughter | — | 11 | ~1929 |
| John Buck | Head | — | 38 | ~1902 |
| John Buck | Son | — | 18 | ~1922 |
| Jeanette Buck | Daughter | — | 17 | ~1923 |
Census Appearances
1930
King, Washington
Son, age 8
King, Washington · implied b. ~1922 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buck |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Washington |
| Occupation | none |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Son, age 18
King-County, Washington · implied b. ~1922 — 6 household members
| Surname | Buck |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Enumclaw Town |
| Occupation | Logger |
| Industry | Logging |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 908 |
| Highest Grade | Hs 4 |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 18 · b. ~1922 · Washington
★ You are viewing this record
Sibling
Phyllis Buck
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Buck
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeanette Buck
Sibling · 1940 · age 17
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 — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04344-00282)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Jane Smith | 9 | Daughter | — | Washington |
| 2 | Leonard Morgan Smith | 8 | Son | — | Washington |
| 3 | Donald Theodore Smith | 2 | Son | — | Washington |
| 4 | Ingebor Landskov | 59 | Head | — | Norway |
| 5 | Thelma Landskov | 24 | Daughter | — | Montana |
| 6 | Earl Landskov | 18 | Son | — | Montana |
| 7 | Victor Landskov | 15 | Son | — | Montana |
| 8 | Albert Landskov | 27 | Son | Planer | Montana |
| 9 | Elvera | 21 | Wife | — | North Dakota |
| 10 | Walter Panko | 53 | Head | Shingle Weaver | Russia |
| 11 | Ruth Panko | 45 | Wife | — | Washington |
| 12 | Melvin R. Olson | 45 | Head | Cleaner | Minnesota |
| 13 | Lottie Olson | 48 | Wife | Clerk | Minnesota |
| 14 | Florence Davis | 74 | Head | Barber | Iowa |
| 15 | Phillip White | 51 | Head | Barber | Illinois |
| 16 | Thomas Muchlinski | 64 | Head | Clerk | Poland |
| 17 | Anna Muchlinski | 59 | Wife | — | Wisconsin |
| 18 | Ellrain Muchlinski | 36 | Son | Laborer | Michigan |
| 19 | Hilmer Johnson | 29 | Head | Manager | Kansas |
| 20 | Dorothy Johnson | 32 | Wife | — | Kansas |
| 21 | Jeanne Anne Johnson | 5 | Daughter | — | Washington |
| 22 | Christopher Stergios | 34 | Head | Concrete Worker | Greece |
| 23 | Ethel Stergios | 33 | Wife | — | South Dakota |
| 24 | Shirley Stergios | 12 | Daughter | — | Washington |
| 25 | Kenneth Stergios | 4 | Son | — | Washington |
| 26 | William Herrin | 59 | Head | Owner | Illinois |
| 27 | Maude Herrin | 55 | Wife | — | Minnesota |
| 28 | Earl Herrin | 52 | Brother | Carpenter | Nebraska |
| 29 | Albert J. Erwin | 55 | Head | Clerk | Minnesota |
| 30 | Sarah E. Erwin | 53 | Wife | — | Minnesota |
| 31 | James Erwin | 17 | Son | — | Washington |
| 32 | John G. Buck | 38 | Head | Logging Contractor | Ohio |
| 33 | Iris Buck | 36 | Wife | — | Washington |
| 34 | John L. Buck THIS PERSON | 18 | Son | Logger | Washington |
| 35 | Jeanette Buck | 17 | Daughter | — | Washington |
| 36 | Phyllis Buck | 15 | Daughter | — | Washington |
| 37 | Lois Buck | 11 | Daughter | — | Washington |
| 38 | Hazel Levi | 33 | Head | — | Washington |
| 39 | Richard Levi | 16 | Son | — | Washington |
| 40 | Harold Masters | 14 | Son | — | Washington |
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)