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William Sparks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boyd-County, Kentucky
Our Model Tree links this William Sparks across the 1930 and 1940 US Censuses in Boyd-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 11-person household.
Age 15
b. ~1925
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Boyd-County, Kentucky |
| Surname | Sparks |
| Given Name | William H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Ashland City |
| 1935 Residence (County) | Boyd |
| Additional Details | |
| Highest Grade | S 6 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Ashland City |
| Est. Birth Year | ~1925 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Carnes Sparks | Head | — | 51 | ~1889 |
| Luella Sparks | Daughter | — | 20 | ~1920 |
| Marie Sparks | Daughter | — | 11 | ~1929 |
| William Sparks | Son | — | 15 | ~1925 |
| Talmadge Sparks | Son | — | 10 | ~1930 |
| William Meade | Other | — | 46 | ~1894 |
| Loreida Sparks | Daughter | — | ~1940 | |
| Harry Sparks | Son | — | 5 | ~1935 |
| James Sparks | Son | — | 4 | ~1936 |
| Raymond Sparks | Son | — | 24 | ~1916 |
| Opal Sparks | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Boyd, Kentucky
Son, age 5
Boyd, Kentucky · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Boyd-County, Kentucky
Son, age 15
Boyd-County, Kentucky · implied b. ~1925 — 11 household members
| Surname | Sparks |
| Given Name | William H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Ashland City |
| 1935 Residence (County) | Boyd |
| Highest Grade | S 6 |
| 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 Sparks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Sparks
Son · 1940 · age 15 · b. ~1925 · Kentucky
★ You are viewing this record
Sibling
Raymond Sparks
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loreida Sparks
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Sparks
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Sparks
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Talmadge Sparks
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Sparks
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Luella Sparks
Sibling · 1940 · age 20
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 — Boyd-County, Kentucky
Open full size
1940 US Federal Census — Boyd-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01283-00597)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mattie Mack | 64 | Wife | House Keeper | Kentucky |
| 2 | Charles Nuckols | 49 | Head | Principal High School | Kentucky |
| 3 | Mary Nuckols | 34 | Wife | — | Kentucky |
| 4 | Charles Jr. Nuckols | 13 | Son | — | Kentucky |
| 5 | Windell Nuckols | 11 | Son | — | Kentucky |
| 6 | Clarence Nuckols | 10 | Son | — | Kentucky |
| 7 | Donald Nuckols | 8 | Son | — | Kentucky |
| 8 | Benjamin Nuckols | 6 | Son | — | Kentucky |
| 9 | Gene P. Nuckols | 3 | Son | — | Kentucky |
| 10 | Carlton Mack | 29 | Nephew | Porter | Kentucky |
| 11 | Ernest Mack | 19 | Nephew | Deliveryman | Kentucky |
| 12 | Hobart Bosh | 43 | Head | Laborer | Kentucky |
| 13 | Minerva Bosh | 43 | Wife | — | Kentucky |
| 14 | Lucille Bosh | 15 | Daughter | — | Kentucky |
| 15 | Cecil Bosh | 13 | Son | — | Kentucky |
| 16 | Maxine Bosh | 9 | Daughter | — | Kentucky |
| 17 | Mary Griffith | 39 | Sister | Coffee Packer | Kentucky |
| 18 | Henderson Griffith | 65 | Head | Laborer | Kentucky |
| 19 | Martha E. Griffith | 57 | Wife | — | Kentucky |
| 20 | James H. Griffith | 77 | Brother | — | Ohio |
| 21 | Carnes Sparks | 51 | Head | Coke Loader | Kentucky |
| 22 | Opal Sparks | 41 | Wife | — | Kentucky |
| 23 | Raymond Sparks | 24 | Son | New Worker | Kentucky |
| 24 | Luella Sparks | 20 | Daughter | Housekeeper | Kentucky |
| 25 | William H. Sparks THIS PERSON | 15 | Son | — | Kentucky |
| 26 | Marie Sparks | 11 | Daughter | — | Kentucky |
| 27 | Talmadge Sparks | 10 | Son | — | Kentucky |
| 28 | Harry J. Sparks | 5 | Son | — | Kentucky |
| 29 | James Sparks | 4 | Son | — | Kentucky |
| 30 | Loreida Sparks | 0 | Daughter | — | Kentucky |
| 31 | William F. Meade | 46 | Lodger | Crane Operator | Kentucky |
| 32 | Myrtie Smith | 67 | Head | — | West Virginia |
| 33 | Bessie Smith | 41 | Daughter | House Keeper | Kentucky |
| 34 | William M. Smith | 34 | Son | Roll Roller | West Virginia |
| 35 | Robert W. Ross | 49 | Head | Colored School Teacher | Mississippi |
| 36 | Theresa Ross | 43 | Wife | House Keeper | Tennessee |
| 37 | Dubois A.G. Ross | 20 | Son | Dining Room | Mississippi |
| 38 | Moton A.G. Ross | 18 | Son | Dining Room | Mississippi |
| 39 | Ethyl M. Ross | 16 | Daughter | — | Kentucky |
| 40 | John Gross | 83 | Head | — | 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)