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John Sparks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lewis-County, Kentucky
Our Model Tree links this John Sparks across the 1930 and 1940 US Censuses in Lewis-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 13-person household.
Age 15
b. ~1925
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lewis-County, Kentucky |
| Surname | Sparks |
| Given Name | John S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial District 5 |
| 1935 Residence (County) | Lewis |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial District 5 |
| 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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Thelma Sparks | Daughter | — | 17 | ~1923 |
| Flora Sparks | Daughter | — | 11 | ~1929 |
| Betty Sparks | Daughter | — | 5 | ~1935 |
| Callie Sparks | Spouse | — | 45 | ~1895 |
| John Sparks | Son | — | 15 | ~1925 |
| Nora Sparks | Daughter | — | 11 | ~1929 |
| George Sparks | Son | — | 10 | ~1930 |
| Clifton Sparks | Head | — | 47 | ~1893 |
| Dorothy Stevens | Daughter | — | 26 | ~1914 |
| Frances Sparks | Daughter | — | 14 | ~1926 |
| Velma Sparks | Daughter | — | 8 | ~1932 |
| Flossie Sparks | Daughter | — | ~1940 | |
| Vivian Sparks | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Lewis, Kentucky
Son, age 5
Lewis, Kentucky · implied b. ~1925 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | John H. |
| 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
Lewis-County, Kentucky
Son, age 15
Lewis-County, Kentucky · implied b. ~1925 — 13 household members
| Surname | Sparks |
| Given Name | John S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial District 5 |
| 1935 Residence (County) | Lewis |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 John Sparks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Sparks
Son · 1940 · age 15 · b. ~1925 · Kentucky
★ You are viewing this record
Sibling
Nora Sparks
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Sparks
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Stevens
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Sparks
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flossie Sparks
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Flora Sparks
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Sparks
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Velma Sparks
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Sparks
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vivian Sparks
Sibling · 1940 · age 2
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 — Lewis-County, Kentucky
Open full size
1940 US Federal Census — Lewis-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01331-00317)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Raymond Jr. Crawford | 12 | Son | — | Kentucky |
| 42 | Steve Smith | 37 | Head | Farmer | Kentucky |
| 43 | Ethel Smith | 29 | Wife | — | Kentucky |
| 44 | Catherine M. Smith | 11 | Daughter | — | Kentucky |
| 45 | Opal E. Smith | 7 | Daughter | — | Kentucky |
| 46 | Helen R. Smith | 1 | Daughter | — | Kentucky |
| 47 | John A. Cooper | 74 | Head | — | Kentucky |
| 48 | Vernie Cooper | 30 | Daughter | — | Kentucky |
| 49 | Margie Cooper | 11 | Granddaughter | — | Kentucky |
| 50 | Wayne A. Scott | 43 | Head | Farmer | Kentucky |
| 51 | Alice M. Scott | 35 | Wife | — | Kentucky |
| 52 | Inez B. Scott | 15 | Daughter | — | Kentucky |
| 53 | Elbert M. Scott | 12 | Son | — | Kentucky |
| 54 | Mable A. Scott | 9 | Daughter | — | Kentucky |
| 55 | Ernest L. Scott | 7 | Son | — | Kentucky |
| 56 | Edrell F. Scott | 5 | Daughter | — | Kentucky |
| 57 | Charles G. Scott | 3 | Son | — | Kentucky |
| 58 | Hazel Stacy | 36 | Head | — | Kentucky |
| 59 | Doris Stacy | 10 | Daughter | — | Kentucky |
| 60 | Leonard Stacy | 5 | Son | — | Kentucky |
| 61 | Clifton B. Sparks | 47 | Head | Farmer | Kentucky |
| 62 | Callie M. Sparks | 45 | Wife | — | Kentucky |
| 63 | Thelma Sparks | 17 | Daughter | Laborer | Kentucky |
| 64 | John S. Sparks THIS PERSON | 15 | Son | — | Kentucky |
| 65 | Frances Sparks | 14 | Daughter | Laborer | Kentucky |
| 66 | Flora Sparks | 11 | Daughter | — | Kentucky |
| 67 | Nora Sparks | 11 | Daughter | — | Kentucky |
| 68 | George Sparks | 10 | Son | — | Kentucky |
| 69 | Velma Sparks | 8 | Daughter | — | Kentucky |
| 70 | Betty Sparks | 5 | Daughter | — | Kentucky |
| 71 | Vivian Sparks | 2 | Daughter | — | Kentucky |
| 72 | Flossie Sparks | 0 | Daughter | — | Kentucky |
| 73 | Dorothy Stevens | 26 | Daughter | Laborer | Kentucky |
| 74 | Fuller T. Cooper | 59 | Head | Farmer | Kentucky |
| 75 | Fanny F. Cooper | 48 | Wife | — | Kentucky |
| 76 | Omar J. Cooper | 26 | Son | Laborer | Kentucky |
| 77 | Charles Cooper | 19 | Son | Laborer | Kentucky |
| 78 | Della M. Cooper | 7 | Daughter | — | Kentucky |
| 79 | George J. Cooper | 1 | Son | — | Kentucky |
| 80 | Everett H. Stevens | 28 | Head | Farmer | 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)