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John Sparks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Blount-County, Tennessee
Our Model Tree links this John Sparks across the 1920, 1930 and 1940 US Censuses in Blount-County, Tennessee (XGBoost, ~Confirmed) — first a head (b.~1876), then head of a 3-person household.
Age 64
b. ~1876
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Blount-County, Tennessee |
| Surname | Sparks |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Blount |
| Additional Details | |
| Class of Worker | 180 |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Bungalow Town |
| Est. Birth Year | ~1876 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lizzie Sparks | Spouse | — | 68 | ~1872 |
| John Sparks | Head | — | 64 | ~1876 |
| Mary Sparks | Daughter | — | 24 | ~1916 |
Census Appearances
1920
Blount, Tennessee
Head, age 38
Blount, Tennessee · implied b. ~1882 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | John T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Blount, Tennessee
Head, age 49
Blount, Tennessee · implied b. ~1881 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 22 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Cook |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 8.00 |
| Veteran | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Blount-County, Tennessee
Head, age 64
Blount-County, Tennessee · implied b. ~1876 — 3 household members
| Surname | Sparks |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Blount |
| Class of Worker | 180 |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Sparks
Head · 1940 · age 64 · b. ~1876 · Tennessee
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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 — Blount-County, Tennessee
Open full size
1940 US Federal Census — Blount-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03874-01103)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eugene Simerly | 9 | Son | — | Tennessee |
| 2 | Herald Simerly | 6 | Son | — | Tennessee |
| 3 | Christine Simerly | 3 | Daughter | — | Tennessee |
| 4 | Loretta Simerly | 1 | Daughter | — | Tennessee |
| 5 | William Bradburn | 65 | Head | — | Tennessee |
| 6 | Dilla Bradburn | 52 | Wife | — | Tennessee |
| 7 | Willie E. Bradburn | 14 | Daughter | Laundry | Tennessee |
| 8 | Chrissie M. Taylor | 26 | Daughter | — | Tennessee |
| 9 | Earnest Taylor | 36 | Son-in-law | Trucker | Tennessee |
| 10 | Bobbie J. Taylor | 3 | Grandson | — | Tennessee |
| 11 | Martha Taylor | 18 | Niece | — | Tennessee |
| 12 | Reece Taylor | 28 | Brother-in-law | Laborer | Tennessee |
| 13 | Robert Bradburn | 26 | Head | Mechanic | Tennessee |
| 14 | Nellie Bradburn | 46 | Wife | — | Tennessee |
| 15 | Chas K. Miller | 33 | Head | Looper | Tennessee |
| 16 | Hazel Miller | 29 | Wife | — | Tennessee |
| 17 | Gaynell Miller | 10 | Daughter | — | Tennessee |
| 18 | Benna Miller | 8 | Son | — | Tennessee |
| 19 | Joyce Miller | 6 | Daughter | — | Tennessee |
| 20 | Jane Miller | 4 | Daughter | — | Tennessee |
| 21 | Mattie Mitchell | 69 | Mother-in-law | — | Tennessee |
| 22 | Charles Bradburn | 29 | Head | Alum. Gen. Handing | Tennessee |
| 23 | Zela Bradburn | 21 | Wife | — | Tennessee |
| 24 | James R. Bradburn | 4 | Son | — | Tennessee |
| 25 | Dewey L. Bradburn | 3 | Son | — | Tennessee |
| 26 | Thomas E. Bradburn | 0 | Son | — | Tennessee |
| 27 | John Sparks THIS PERSON | 64 | Head | — | Tennessee |
| 28 | Lizzie Sparks | 68 | Wife | — | Tennessee |
| 29 | Mary Sparks | 24 | Daughter | — | Georgia |
| 30 | George Potter | 62 | Head | Laborer | Tennessee |
| 31 | Susan Potter | 50 | Wife | — | Tennessee |
| 32 | Earl Potter | 20 | Son | Laborer | Tennessee |
| 33 | Bose Dorsey | 29 | Head | Laborer | Tennessee |
| 34 | Bertha Dorsey | 22 | Wife | — | Tennessee |
| 35 | Anne Dorsey | 2 | Daughter | — | Tennessee |
| 36 | Thomas J. Dorsey | 1 | Son | — | Tennessee |
| 37 | Guy Potter | 35 | Head | Carbon Marker | Tennessee |
| 38 | Ina Potter | 33 | Wife | — | Tennessee |
| 39 | James Bradburn | 16 | Son | — | Tennessee |
| 40 | Bradburn | 15 | Son | — | Tennessee |
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)