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William Hayden — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Kentucky
Our Model Tree links this William Hayden across the 1930 and 1940 US Censuses in Marion-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Kentucky |
| Surname | Hayden |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial District No 1 |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial District No 1 |
| Est. Birth Year | ~1926 |
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 |
|---|---|---|---|---|
| William Hayden | Son | — | 14 | ~1926 |
| Gertrude Hayden | Daughter | — | 10 | ~1930 |
| Fred Hayden | Head | — | 44 | ~1896 |
| Margaret Hayden | Daughter | — | 19 | ~1921 |
| Thomas Hayden | Son | — | 16 | ~1924 |
| Cecelia Hayden | Daughter | — | 12 | ~1928 |
| Mary Hayden | Spouse | — | 40 | ~1900 |
| Clara Hayden | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Marion, Kentucky
Son, age 4
Marion, Kentucky · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayden |
| Given Name | William G |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Marion-County, Kentucky
Son, age 14
Marion-County, Kentucky · implied b. ~1926 — 8 household members
| Surname | Hayden |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial District No 1 |
| 1935 Residence (County) | Marion |
| Highest Grade | H-1 |
| 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 Hayden across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Hayden
Son · 1940 · age 14 · b. ~1926 · Kentucky
★ You are viewing this record
Sibling
Gertrude Hayden
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Hayden
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Hayden
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Hayden
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Hayden
Sibling · 1940 · age 16
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 — Marion-County, Kentucky
Open full size
1940 US Federal Census — Marion-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01338-00441)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ernest A Thompson | 31 | Head | Farmer | Kentucky |
| 42 | Evelyn Thompson | 33 | Wife | — | Kentucky |
| 43 | Sylvester Thompson | 62 | Father-in-law | Farmer | Kentucky |
| 44 | Sam A Blumer | Blunner | 63 | Head | Farmer | Kentucky |
| 45 | Alice Blumer | Blunner | 53 | Wife | — | Kentucky |
| 46 | Chester Blumer | Blunner | 25 | Son | Day Laborer | Kentucky |
| 47 | Houston Blumer | Blunner | 20 | Son | Farmer | Kentucky |
| 48 | Maurice Blumer | Blunner | 17 | Son | Farmer | Kentucky |
| 49 | Marion Blumer | Blunner | 15 | Son | — | Kentucky |
| 50 | Mary Julia Blumer | Blunner | 13 | Daughter | — | Kentucky |
| 51 | Alice John Blumer | Blunner | 11 | Daughter | — | Kentucky |
| 52 | Fred Hayden | 44 | Head | Miller | Missouri |
| 53 | Mary Clara Hayden | 40 | Wife | — | Kentucky |
| 54 | Margaret Hayden | 19 | Daughter | Bottler | Kentucky |
| 55 | Thomas Hayden | 16 | Son | — | Kentucky |
| 56 | William Hayden THIS PERSON | 14 | Son | — | Kentucky |
| 57 | Cecelia Hayden | 12 | Daughter | — | Kentucky |
| 58 | Gertrude Hayden | 10 | Daughter | — | Kentucky |
| 59 | Clara J Hayden | 2 | Daughter | — | Kentucky |
| 60 | Thomas A Mattingly | 63 | Head | Farmer | Kentucky |
| 61 | Elizabeth Mattingly | 59 | Wife | — | Kentucky |
| 62 | Russell Mattingly | 35 | Son | 25 | Kentucky |
| 63 | James Mattingly | 32 | Son | 25 | Kentucky |
| 64 | Lillie Mattingly | 28 | Daughter | — | Kentucky |
| 65 | Mary Mattingly | 26 | Daughter | — | Kentucky |
| 66 | Teresa Mattingly | 20 | Daughter | — | Kentucky |
| 67 | Leofie Mattingly | 14 | Son | — | Kentucky |
| 68 | Clifford A Thomas | 30 | Head | Farmer | Kentucky |
| 69 | Sylvia Thomas | 26 | Wife | — | Kentucky |
| 70 | Joseph Thomas | 6 | Son | — | Kentucky |
| 71 | Kendall Thomas | 5 | Son | — | Kentucky |
| 72 | Amy Rose Thomas | 4 | Daughter | — | Kentucky |
| 73 | Edna Mae Thomas | 2 | Daughter | — | Kentucky |
| 74 | Donnie Thomas | 1 | Son | — | Kentucky |
| 75 | Phillip S French | 34 | Head | Farmer | Kentucky |
| 76 | Winifred French | 22 | Wife | — | Kentucky |
| 77 | Phillip French | 2 | Son | — | Kentucky |
| 78 | Walker French | 0 | Son | — | Kentucky |
| 79 | William Shockney | 75 | Head | Farmer | Kentucky |
| 80 | Mary E Shockney | 64 | Wife | — | 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)