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William Hayden — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mccracken-County, Kentucky
Our Model Tree links this William Hayden across the 1920, 1930 and 1940 US Censuses in Mccracken-County, Kentucky (XGBoost, ~Confirmed), with identified parents George & Joseph — first a son (b.~1918), then head of a 9-person household.
Age 22
b. ~1918
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mccracken-County, Kentucky |
| Surname | Hayden |
| Given Name | William O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | McCracken |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | NP |
| Income (1939) | 888 |
| Highest Grade | No 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Mag Dist 1 |
| Est. Birth Year | ~1918 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Robert Fisher | Son | — | 4 | ~1936 |
| Mary Hayden | Daughter | — | 17 | ~1923 |
| Ida Hayden | Daughter | — | 19 | ~1921 |
| Anna Fisher | Daughter | — | 27 | ~1913 |
| Dorothy Hayden | Daughter | — | 12 | ~1928 |
| Mary Hayden | Spouse | — | 50 | ~1890 |
| William Hayden | Son | — | 22 | ~1918 |
| George Hayden | Head | — | 56 | ~1884 |
| Mary Hayden | Daughter | — | 17 | ~1923 |
Census Appearances
1920
Mccracken, Kentucky
Son, age 2
Mccracken, Kentucky · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayden |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Mccracken, Kentucky
Son, age 12
Mccracken, Kentucky · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayden |
| Given Name | William H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Mccracken-County, Kentucky
Son, age 22
Mccracken-County, Kentucky · implied b. ~1918 — 9 household members
| Surname | Hayden |
| Given Name | William O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | McCracken |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | NP |
| Income (1939) | 888 |
| Highest Grade | No 8 |
| 1935 Residence | Kentucky |
| 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 Hayden across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Hayden (~0.92 confidence) and father Joseph Hayden (~0.92 confidence) and mother Mary Hayden (~0.92 confidence) and mother Mary Hayden (~0.92 confidence) and mother Mary Hayden (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Hayden
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Joseph Hayden
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mary Hayden
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Mary Hayden
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Mary Hayden
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hayden
Son · 1940 · age 22 · b. ~1918 · Kentucky
★ You are viewing this record
Sibling
Ida Hayden
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Fisher
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Fisher
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hayden
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Hayden
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hayden
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 — Mccracken-County, Kentucky
Open full size
1940 US Federal Census — Mccracken-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01335-00272)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Merrion | None | — | — | Kentucky |
| 42 | Lonnie Leidecker | 50 | Head | Farmer | Kentucky |
| 43 | J. Claud Richards | 28 | Head | Truck Driver | Kentucky |
| 44 | Alma N. Richards | 24 | Wife | — | Kentucky |
| 45 | Robert Lee Richards | 2 | Son | — | Kentucky |
| 46 | Ambrose Hayden | 29 | Head | Mechanic | Kentucky |
| 47 | Aura D. Hayden | 28 | Wife | — | Kentucky |
| 48 | Joe Donald Hayden | 7 | Son | — | Kentucky |
| 49 | Billy Gene Hayden | 5 | Son | — | Kentucky |
| 50 | James Hayden | 4 | Son | — | Kentucky |
| 51 | Richard Hayden | 1 | Son | — | Kentucky |
| 52 | Jacqueline Marie Hayden | 0 | Daughter | — | Kentucky |
| 53 | Henry Leidecker | 58 | Head | Farmer | Kentucky |
| 54 | Theresa F. Leidecker | 59 | Wife | — | Kentucky |
| 55 | William Earl Leidecker | 16 | Son | — | Kentucky |
| 56 | Sam W. Wurtman | 60 | Head | Farmer | Kentucky |
| 57 | Edith Wurtman | 60 | Wife | — | Kentucky |
| 58 | Fred L. Wurtman | 26 | Son | Farmer | Kentucky |
| 59 | Esther Wurtman | 20 | Daughter-in-law | — | Kentucky |
| 60 | Ed Leidecker | 62 | Head | Farmer | Kentucky |
| 61 | John F. Leidecker | 40 | Head | Laborer | Kentucky |
| 62 | Thelma E. Leidecker | 26 | Wife | — | Kentucky |
| 63 | Anna Lucille Leidecker | 8 | Daughter | — | Kentucky |
| 64 | Lewis Leidecker | 70 | Head | Retired Farmer | Kentucky |
| 65 | Anna Leidecker | 70 | Wife | — | Kentucky |
| 66 | R. Mary Francis | 43 | Daughter | — | Kentucky |
| 67 | George M. Hayden | 56 | Head | Farmer | Kentucky |
| 68 | Mary B. Hayden | 50 | Wife | — | Kentucky |
| 69 | William O. Hayden THIS PERSON | 22 | Son | Farmer | Kentucky |
| 70 | Ida X. Hayden | 19 | Daughter | — | Kentucky |
| 71 | Mary Annette Hayden | 17 | Daughter | — | Kentucky |
| 72 | Mary Janette Hayden | 17 | Daughter | Nya | Kentucky |
| 73 | Dorothy M. Hayden | 12 | Daughter | — | Kentucky |
| 74 | Anna R. Fisher | 27 | Daughter | Housekeeping | Kentucky |
| 75 | Robert George Fisher | 4 | Son | — | Tennessee |
| 76 | Lewis F. Spann | 46 | Head | Farmer | Kentucky |
| 77 | Valeria Spann | 45 | Wife | — | Kentucky |
| 78 | Evelyn Spann | 23 | Daughter | Beautician | Kentucky |
| 79 | William Lee Spann | 20 | Son | New Worker | Kentucky |
| 80 | Elsie Mae Spann | 16 | Daughter | — | Kentucky |
Pedigree Summary
William + 6 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)