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John Sparks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Estill-County, Kentucky
Our Model Tree links this John Sparks across the 1930 and 1940 US Censuses in Estill-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 8-person household.
Age 42
b. ~1898
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Estill-County, Kentucky |
| Surname | Sparks |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Irvine |
| 1935 Residence (County) | Estill |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 2400 |
| Highest Grade | No 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Mechanic |
| Township / Ward | District 4 Red Lickh |
| Est. Birth Year | ~1898 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Byron West | Other | — | 21 | ~1919 |
| William Sparks | Son | — | 16 | ~1924 |
| James Sparks | Son | — | 14 | ~1926 |
| Helen West | Daughter | — | 17 | ~1923 |
| John Sparks | Head | — | 42 | ~1898 |
| Glaze Sparks | Spouse | — | 38 | ~1902 |
| Rebecca Sparks | Daughter | — | 9 | ~1931 |
| Billy Sparks | Son | — | 12 | ~1928 |
Census Appearances
1930
Estill, Kentucky
Head, age 31
Estill, Kentucky · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Machinist |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Estill-County, Kentucky
Head, age 42
Estill-County, Kentucky · implied b. ~1898 — 8 household members
| Surname | Sparks |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Irvine |
| 1935 Residence (County) | Estill |
| Occupation | Mechanic |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 2400 |
| 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 John Sparks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Sparks
Head · 1940 · age 42 · b. ~1898 · Kentucky
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Estill-County, Kentucky
Open full size
1940 US Federal Census — Estill-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01301-00293)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hendrix Newnam | 55 | Head | Carpenter | Kentucky |
| 42 | Sarah E. Newnam | 54 | Wife | — | Kentucky |
| 43 | Hiram S. Newnam | 25 | Son | — | Kentucky |
| 44 | John Beverly Newnam | 23 | Son | — | Kentucky |
| 45 | Melvina Rose Newnam | 18 | Daughter | — | Kentucky |
| 46 | James Beverly Newnam | 12 | Grandson | — | Kentucky |
| 47 | James Richardson | 40 | Head | Lumber Salesman | Kentucky |
| 48 | Eloce Richardson | 35 | Wife | — | Kentucky |
| 49 | Thelma S. Richardson | 19 | Daughter | — | Kentucky |
| 50 | Charles Raymond Richardson | 17 | Son | Farm Laborer | Kentucky |
| 51 | Beulah Mae Richardson | 15 | Daughter | — | Kentucky |
| 52 | Frank Morris Richardson | 13 | Son | — | Kentucky |
| 53 | Brenda Lee Richardson | 12 | Granddaughter | — | Kentucky |
| 54 | Park Richardson | 40 | Head | Sawyer | Kentucky |
| 55 | Clara Richardson | 32 | Wife | — | Kentucky |
| 56 | Mathie Ruth Richardson | 15 | Daughter | — | Kentucky |
| 57 | Betty Jean Richardson | 3 | Daughter | — | Kentucky |
| 58 | Floyd Richardson | 36 | Head | Manager | Kentucky |
| 59 | Dora Mae Richardson | 34 | Wife | — | Kentucky |
| 60 | Sue Elizabeth Richardson | 18 | Daughter | — | Kentucky |
| 61 | Edward Lee Richardson | 16 | Son | 72 | Kentucky |
| 62 | Anna Mayfra Richardson | 14 | Daughter | — | Kentucky |
| 63 | Hazel Richardson | 10 | Daughter | — | Kentucky |
| 64 | Virginia Alene Richardson | 8 | Daughter | — | Kentucky |
| 65 | Floyd Douglas Richardson | 5 | Son | — | Kentucky |
| 66 | Tom Richardson | 45 | Head | 0 | Kentucky |
| 67 | Kate Richardson | 38 | Wife | Machine Oper. | Kentucky |
| 68 | Lewis Richardson | 16 | Son | — | Kentucky |
| 69 | Robert Richardson | 12 | Son | — | Kentucky |
| 70 | Kye Richardson | 11 | Son | — | Kentucky |
| 71 | John M. Sparks THIS PERSON | 42 | Head | Mechanic | Kentucky |
| 72 | Glaze Sparks | 38 | Wife | — | Kentucky |
| 73 | William Sam Sparks | 16 | Son | — | Kentucky |
| 74 | James Edward Sparks | 14 | Son | — | Kentucky |
| 75 | Billy Henry Sparks | 12 | Son | — | Kentucky |
| 76 | Rebecca Jean Sparks | 9 | Daughter | — | Kentucky |
| 77 | Byron West | 21 | Son-in-law | Laborer | Kentucky |
| 78 | Helen Louise West | 17 | Daughter | — | Kentucky |
| 79 | Richard Coy | 67 | Head | Farmer | Kentucky |
| 80 | Mae Coy | 34 | 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)