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Floyd Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Oneida-County, Idaho
Our Model Tree links this Floyd Williams across the 1930 and 1940 US Censuses in Oneida-County, Idaho (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oneida-County, Idaho |
| Surname | Williams |
| Given Name | Floyd |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Samaria Precinct |
| 1935 Residence (County) | Oneida |
| Additional Details | |
| Highest Grade | G-7 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Samaria Precinct |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Floyd | Age | Birth yr |
|---|---|---|---|---|
| Alvin Williams | Son | — | 19 | ~1921 |
| Floyd Williams | Son | — | 12 | ~1928 |
| Clara Williams | Other | — | 47 | ~1893 |
| Betty Williams | Daughter | — | 10 | ~1930 |
| Ruth Williams | Daughter | — | 14 | ~1926 |
| May Williams | Head | — | 52 | ~1888 |
| Clara Williams | Daughter | — | 23 | ~1917 |
Census Appearances
1930
Oneida, Idaho
Son, age 3
Oneida, Idaho · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Floyd T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Oneida-County, Idaho
Son, age 12
Oneida-County, Idaho · implied b. ~1928 — 7 household members
| Surname | Williams |
| Given Name | Floyd |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Samaria Precinct |
| 1935 Residence (County) | Oneida |
| Highest Grade | G-7 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Floyd Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Floyd Williams
Son · 1940 · age 12 · b. ~1928 · Idaho
★ You are viewing this record
Sibling
Ruth Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Williams
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Williams
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Williams
Sibling · 1940 · age 19
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 — Oneida-County, Idaho
Open full size
1940 US Federal Census — Oneida-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00752-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clifford Atkinson | 33 | Head | House Keeper | Idaho |
| 2 | Ellene Atkinson | 25 | Wife | House Keeper | Idaho |
| 3 | Nadine Atkinson | 8 | daughter | — | Idaho |
| 4 | Andrew Mark Atkinson | 4 | son | — | Idaho |
| 5 | Lester W. Atkinson | 28 | Head | Laborer | Idaho |
| 6 | Isabel Atkinson | 28 | wife | House Keeper | Idaho |
| 7 | Iva Lou Atkinson | 8 | daughter | — | Idaho |
| 8 | Wayne Atkinson | 5 | son | — | Idaho |
| 9 | Lavel Atkinson | 3 | son | — | Idaho |
| 10 | Emma Price | 73 | head | House Keeper | Utah |
| 11 | Elmer V. Price | 47 | son | Farming | Utah |
| 12 | Joseph H. Martin | 52 | head | Laborer | Idaho |
| 13 | Elizabeth Martin | 53 | wife | House Keeper | Idaho |
| 14 | Leigh R. Martin | 24 | son | Sheep Herder | Idaho |
| 15 | Ralph Martin | 22 | son | Farming | Idaho |
| 16 | Raymond Martin | 20 | son | School Teacher | Idaho |
| 17 | Melvin Davis | 42 | head | Bus Driver | Idaho |
| 18 | Mabel Davis | 38 | wife | House Keeper | Idaho |
| 19 | Melvin Faye Davis | 12 | son | — | Idaho |
| 20 | Lyna Ray Davis | 1 | son | — | Idaho |
| 21 | S. J. Williams | 74 | head | Farmer | Wales |
| 22 | Frances Williams | 67 | wife | House Keeper | Idaho |
| 23 | Eliza Jones | 76 | sister in law | — | Utah |
| 24 | Carl A. Evans | 37 | hired man | Farming | Utah |
| 25 | Evan J. Martin | 65 | head | Farming | Idaho |
| 26 | Ann Martin | 60 | wife | House Keeper | Idaho |
| 27 | Ruth Martin | 27 | daughter | Beauty Parlor | Idaho |
| 28 | May Williams | 52 | head | Farmer | Idaho |
| 29 | Clara T. Williams | 47 | sister | Housekeeper | Idaho |
| 30 | Clara Williams | 23 | daughter | School Teacher | Idaho |
| 31 | Alvin Williams | 19 | son | Farming | Idaho |
| 32 | Ruth Williams | 14 | daughter | House Keeping | Idaho |
| 33 | Floyd Williams THIS PERSON | 12 | son | — | Idaho |
| 34 | Betty Joy Williams | 10 | daughter | — | Idaho |
| 35 | John R. Price | 31 | head | Water Master | Idaho |
| 36 | Vera M. Price | 30 | wife | House Keeper | Idaho |
| 37 | Priscilla Price | 5 | daughter | — | Idaho |
| 38 | Della Price | 4 | daughter | — | Idaho |
| 39 | Elizabeth Mansfield | 73 | head | House Keeper | Wales |
| 40 | Leonard Mansfield | 43 | son | Farmer | Idaho |
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)