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John Sparks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Nicholas-County, West Virginia
Our Model Tree links this John Sparks across the 1930 and 1940 US Censuses in Nicholas-County, West Virginia (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Male
Son
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Nicholas-County, West Virginia |
| Surname | Sparks |
| Given Name | John C Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Hamilton Dist. |
| 1935 Residence (County) | Nicholas |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Farmer |
| Township / Ward | Hamilton Dist |
| Est. Birth Year | ~1923 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Sparks | Head | — | 43 | ~1897 |
| Bettie Sparks | Daughter | — | 12 | ~1928 |
| Anna Sparks | Daughter | — | 8 | ~1932 |
| Lenora Sparks | Daughter | — | 5 | ~1935 |
| Evelin Sparks | Daughter | — | 18 | ~1922 |
| James Sparks | Son | — | 16 | ~1924 |
| John Sparks | Son | — | 17 | ~1923 |
| Laura Sparks | Spouse | — | 41 | ~1899 |
| Ellen Sparks | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Nicholas, West …
Son, age 6
Nicholas, West Virginia · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Nicholas-County, West …
Son, age 17
Nicholas-County, West Virginia · implied b. ~1923 — 9 household members
| Surname | Sparks |
| Given Name | John C Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Hamilton Dist. |
| 1935 Residence (County) | Nicholas |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 17 · b. ~1923 · West Virginia
★ You are viewing this record
Sibling
Ellen Sparks
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelin Sparks
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bettie Sparks
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Sparks
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lenora Sparks
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Sparks
Sibling · 1940 · age 8
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 — Nicholas-County, West Virginia
Open full size
1940 US Federal Census — Nicholas-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04435-00367)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Annie M Proops | 28 | Wife | — | West Virginia |
| 42 | Perdida Proops | 22 | Daughter | Housekeeper | West Virginia |
| 43 | Sweet G Proops | 20 | Son | Laborer | West Virginia |
| 44 | Olida M Proops | 14 | Daughter | — | West Virginia |
| 45 | Belle G Sparks | 34 | Head | — | West Virginia |
| 46 | Mary R Sparks | 13 | Daughter | — | West Virginia |
| 47 | Virginia B Sparks | 11 | Daughter | — | West Virginia |
| 48 | Larkin Sparks | 31 | Head | Carpenter | West Virginia |
| 49 | Thelma R Sparks | 31 | Wife | — | West Virginia |
| 50 | Francis S Sparks | 13 | Daughter | — | West Virginia |
| 51 | Howard Sparks | 11 | Son | — | West Virginia |
| 52 | David L Sparks | 10 | Son | — | West Virginia |
| 53 | Joseph E Heaster | 54 | Father-in-law | Stationary Fireman | West Virginia |
| 54 | Clarence G Sparks | 29 | Head | — | West Virginia |
| 55 | Minnie M Sparks | 54 | Daughter | — | West Virginia |
| 56 | Annie A Sparks | 69 | Head | — | West Virginia |
| 57 | Donny Fred L Sparks | 12 | Grandson | — | West Virginia |
| 58 | James C Sparks | 11 | Grandson | — | West Virginia |
| 59 | John C Sparks | 43 | Head | Carpenter | West Virginia |
| 60 | Laura B Sparks | 41 | Wife | — | West Virginia |
| 61 | Evelin M Sparks | 18 | Daughter | — | West Virginia |
| 62 | John C Jr Sparks THIS PERSON | 17 | Son | Farmer | West Virginia |
| 63 | James A Sparks | 16 | Son | — | West Virginia |
| 64 | Ellen J Sparks | 14 | Daughter | — | West Virginia |
| 65 | Bettie Sparks | 12 | Daughter | — | West Virginia |
| 66 | Anna M Sparks | 8 | Daughter | — | West Virginia |
| 67 | Lenora V Sparks | 5 | Daughter | — | West Virginia |
| 68 | Joseph H Sparks | 50 | Head | Farmer | West Virginia |
| 69 | Lula M Sparks | 40 | Wife | — | West Virginia |
| 70 | Reva P Sparks | 14 | Daughter | — | West Virginia |
| 71 | Paul Sparks | 12 | Son | — | West Virginia |
| 72 | Phyllis A Sparks | 9 | Daughter | — | West Virginia |
| 73 | Beulah L Sparks | 7 | Daughter | — | West Virginia |
| 74 | Billie F Sparks | 5 | Son | — | West Virginia |
| 75 | Gerald D Sparks | 1 | Son | — | West Virginia |
| 76 | Okey Groves | 56 | Head | Farmer | West Virginia |
| 77 | Phala Groves | 19 | Daughter | — | West Virginia |
| 78 | Junior Groves | 16 | Son | — | West Virginia |
| 79 | George R Thompson | 32 | Head | Laborer | West Virginia |
| 80 | Mary J Thompson | 28 | Wife | — | West Virginia |
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)