WF
William Frederick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Whitley-County, Kentucky
Our Model Tree links this William Frederick across the 1930 and 1940 US Censuses in Whitley-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1900), then head of a 8-person household.
Age 40
b. ~1900
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Whitley-County, Kentucky |
| Surname | Frederick |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (County) | Whitley |
| Additional Details | |
| Occupation | 40 |
| Industry | Farmer |
| Class of Worker | Own Farm |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | 40 |
| Township / Ward | Magisterial District No 6 |
| Est. Birth Year | ~1900 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Emmet Frederick | Son | — | 14 | ~1926 |
| Edward Frederick | Son | — | 16 | ~1924 |
| Alice Frederick | Daughter | — | 1 | ~1939 |
| Carl Frederick | Son | — | 11 | ~1929 |
| Demaris Frederick | Spouse | — | 37 | ~1903 |
| William Frederick | Head | — | 40 | ~1900 |
| Dorothy Frederick | Daughter | — | 5 | ~1935 |
| Anna Frederick | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Whitley, Kentucky
Head, age 29
Whitley, Kentucky · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fredericks |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 18 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Whitley-County, Kentucky
Head, age 40
Whitley-County, Kentucky · implied b. ~1900 — 8 household members
| Surname | Frederick |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (County) | Whitley |
| Occupation | 40 |
| Industry | Farmer |
| Class of Worker | Own Farm |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Frederick across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Frederick
Head · 1940 · age 40 · b. ~1900 · Kentucky
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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 — Whitley-County, Kentucky
Open full size
1940 US Federal Census — Whitley-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01363-00761)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Siler | 4 | Son | — | Kentucky |
| 42 | Margaret Siler | 65 | Head | — | Kansas |
| 43 | Perry Siler | 32 | Son | 40 | Kentucky |
| 44 | William Collins | 13 | Grandson | — | Kentucky |
| 45 | Luther Siler | 53 | Head | 40 | Kentucky |
| 46 | Lula Siler | 47 | Wife | — | Kentucky |
| 47 | Reece Siler | 26 | Son | 35 | Kentucky |
| 48 | Luther Siler | 14 | Son | — | Kentucky |
| 49 | Nora Siler | 12 | Daughter | — | Kentucky |
| 50 | Maggie Siler | 8 | Daughter | — | Kentucky |
| 51 | Clifford Siler | 6 | Son | — | Kentucky |
| 52 | William Frederick THIS PERSON | 40 | Head | 40 | Kentucky |
| 53 | Demaris Frederick | 37 | Wife | — | Kentucky |
| 54 | Edward Frederick | 16 | Son | 40 | Kentucky |
| 55 | Emmet Frederick | 14 | Son | 40 | Kentucky |
| 56 | Carl Frederick | 11 | Son | — | Kentucky |
| 57 | Anna Frederick | 9 | Daughter | — | Kentucky |
| 58 | Dorothy Frederick | 5 | Daughter | — | Kentucky |
| 59 | Alice Frederick | 1 | Daughter | — | Kentucky |
| 60 | Benjamin Jones | 43 | Head | 40 | Kentucky |
| 61 | Martha Jones | 34 | Wife | — | Kentucky |
| 62 | Lena M Jones | 14 | Daughter | — | Kentucky |
| 63 | Leona Jones | 11 | Daughter | — | Kentucky |
| 64 | Arzona Jones | 9 | Daughter | — | Kentucky |
| 65 | Ruby J Jones | 6 | Daughter | — | Kentucky |
| 66 | Lola Jones | 2 | Daughter | — | Kentucky |
| 67 | George Goley | 47 | Head | 52 | Kentucky |
| 68 | Donna Goley | 26 | Wife | — | Kentucky |
| 69 | Mildred Goley | 12 | Daughter | — | Kentucky |
| 70 | Roberta Goley | 8 | Daughter | — | Kentucky |
| 71 | Robert Goley | 6 | Son | — | Kentucky |
| 72 | Jessie Goley | 4 | Daughter | — | Tennessee |
| 73 | Bettie Goley | 2 | Daughter | — | Kentucky |
| 74 | Margaret A Siler | 83 | Head | — | Tennessee |
| 75 | Harley Siler | 56 | Son | 24 | Kentucky |
| 76 | Lana Walden | 60 | Head | — | Tennessee |
| 77 | Arthur Walden | 42 | Brother | 40 | Kentucky |
| 78 | Peter Siler | 70 | Lodger | 52 | Kentucky |
| 79 | Asbel Petrey | 40 | Lodger | 18 | Kentucky |
| 80 | Jackson Wilson | 65 | Head | 40 | Kentucky |
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)