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John Bullock — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Logan-County, Arkansas
Our Model Tree links this John Bullock across the 1930 and 1940 US Censuses in Logan-County, Arkansas (XGBoost, ~Confirmed) — first a head (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Male
Head
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Logan-County, Arkansas |
| Surname | Bullock |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Short Mountain Township |
| 1935 Residence (County) | Logan |
| Additional Details | |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Farming |
| Township / Ward | Short Mountain Township |
| Est. Birth Year | ~1904 |
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 |
|---|---|---|---|---|
| Etta Bullock | Spouse | — | 32 | ~1908 |
| Mildred Bullock | Daughter | — | 12 | ~1928 |
| Robert Bullock | Son | — | 1 | ~1939 |
| Wanda Bullock | Daughter | — | 10 | ~1930 |
| John Bullock | Head | — | 36 | ~1904 |
| Delcie Bullock | Daughter | — | 8 | ~1932 |
| Elsie Bullock | Daughter | — | 3 | ~1937 |
| Audrey Bullock | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Logan, Arkansas
Head, age 26
Logan, Arkansas · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bullock |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 21 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50 |
| Veteran | No |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Logan-County, Arkansas
Head, age 36
Logan-County, Arkansas · implied b. ~1904 — 8 household members
| Surname | Bullock |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Short Mountain Township |
| 1935 Residence (County) | Logan |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Bullock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Bullock
Head · 1940 · age 36 · b. ~1904 · Arkansas
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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 — Logan-County, Arkansas
Open full size
1940 US Federal Census — Logan-County, Arkansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00151-00620)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | J. V. Gilbert | 22 | Head | Mining | Texas |
| 2 | Vallene Gilbert | 19 | Wife | 0 | Arkansas |
| 3 | Darlene Gilbert | 1 | Daughter | — | Arkansas |
| 4 | Tilden Biggs | 60 | Head | Farming | Arkansas |
| 5 | Isabelle Biggs | 53 | Wife | 0 | Arkansas |
| 6 | White Erma Biggs | 24 | Daughter | 0 | Arkansas |
| 7 | Raymond E. Biggs | 25 | Son | — | Arkansas |
| 8 | Mark Reynolds | 43 | Head | Mining | Arkansas |
| 9 | Hattie Reynolds | 40 | Wife | 0 | Arkansas |
| 10 | Nell Jewel Reynolds | 14 | Stepdaughter | — | Arkansas |
| 11 | Mickles James Reynolds | 11 | Stepson | — | Arkansas |
| 12 | John C. Bullock THIS PERSON | 36 | Head | Farming | Alabama |
| 13 | Etta Bullock | 32 | Wife | 0 | Arkansas |
| 14 | Mildred Bullock | 12 | Daughter | — | Arkansas |
| 15 | Wanda May Bullock | 10 | Daughter | — | Arkansas |
| 16 | Delcie Bullock | 8 | Daughter | — | Arkansas |
| 17 | Audrey Bullock | 6 | Daughter | — | Arkansas |
| 18 | Elsie Ruth Bullock | 3 | Daughter | — | Arkansas |
| 19 | Robert A. Bullock | 1 | Son | — | Arkansas |
| 20 | W. H. Heathcott | 64 | Head | Farming | Arkansas |
| 21 | Julius S. Heathcott | 22 | Son | Farming | Arkansas |
| 22 | Imogene Heathcott | 19 | Daughter | 0 | Arkansas |
| 23 | Lucy Evelyn Heathcott | 3 | Daughter | — | Arkansas |
| 24 | O. R. Heathcott | 28 | Head | Farming | Arkansas |
| 25 | Corine Heathcott | 27 | Wife | 0 | Arkansas |
| 26 | Haskell E. Heathcott | 8 | Son | — | Arkansas |
| 27 | Helumbene Heathcott | 5 | Daughter | — | Arkansas |
| 28 | James Drew Heathcott | 3 | Son | — | Arkansas |
| 29 | Millard Wright | 46 | Head | Farming | Oklahoma |
| 30 | Lucy Wright | 42 | Wife | 0 | Arkansas |
| 31 | Samuel J. Wright | 18 | Son | Farming | Arkansas |
| 32 | Wanda Mae Wright | 16 | Daughter | 0 | Arkansas |
| 33 | Hoyt R. Wright | 14 | Son | 0 | Arkansas |
| 34 | Ray H. Wright | 11 | Son | — | Arkansas |
| 35 | Betty Lou Wright | 9 | Daughter | — | Arkansas |
| 36 | Billy Don Wright | 6 | Son | — | Arkansas |
| 37 | Byron Beck | 43 | Head | Owner | Texas |
| 38 | Thelma Beck | 33 | Wife | 0 | Arkansas |
| 39 | Dewey Beck | 18 | Son | Farming | Arkansas |
| 40 | Carol Beck | 16 | Son | 0 | Arkansas |
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)