JO
John Oliver — 1940 US Census Record
Model Tree available1940 United States Federal Census · Calhoun-County, Mississippi
Our Model Tree links this John Oliver across the 1910, 1920, 1930 and 1940 US Censuses in Calhoun-County, Mississippi (XGBoost, ~Confirmed), with identified parents Riley & Allen — first a head (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Male
Head
Born: Mississippi
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, Mississippi |
| Surname | Oliver |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beats 1 |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Farmer |
| Township / Ward | Beats 1 |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Opal Oliver | Daughter | — | 11 | ~1929 |
| Beatrice Oliver | Daughter | — | 7 | ~1933 |
| Karleen Oliver | Daughter | — | 13 | ~1927 |
| John Oliver | Head | — | 42 | ~1898 |
| Velton Oliver | Son | — | 15 | ~1925 |
| Theda Oliver | Spouse | — | 33 | ~1907 |
Census Appearances
1910
Webster, Mississippi
Son, age 11
Webster, Mississippi · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Farm laborer |
| Industry | Home farm |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1920
Calhoun, Mississippi
Son, age 21
Calhoun, Mississippi · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | John F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Farmer |
| Industry | Home Farm |
| Class of Worker | oa |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1930
Calhoun, Mississippi
Head, age 32
Calhoun, Mississippi · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Johnnie F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Mississippi |
| Age at First Marriage | 25 |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Calhoun-County, Mississippi
Head, age 42
Calhoun-County, Mississippi · implied b. ~1898 — 6 household members
| Surname | Oliver |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beats 1 |
| 1935 Residence (County) | Calhoun |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Oliver across 4 US Census years (1910, 1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Riley Oliver (~0.92 confidence) and father Allen Oliver (~0.92 confidence) and mother Hattie Oliver (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Riley Oliver
b. ~1848
Source father
● Household
· direct · ~0.92
Father
Allen Oliver
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Hattie Oliver
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Oliver
Head · 1940 · age 42 · b. ~1898 · Mississippi
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Calhoun-County, Mississippi
Open full size
1940 US Federal Census — Calhoun-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02011-00526)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Billy W. Parker | 1 | Son | — | Mississippi |
| 2 | Roena Parker | 63 | Mother | — | Mississippi |
| 3 | Frank Bennett | 34 | Head | Farmer | Mississippi |
| 4 | Dollie Bennett | 27 | Wife | — | Mississippi |
| 5 | Betty J. Bennett | 5 | Daughter | — | Mississippi |
| 6 | Jimmy W. Bennett | 3 | Son | 0 | Mississippi |
| 7 | George W. Stillman | 71 | Head | — | Mississippi |
| 8 | Maggie L. D. Stillman | 69 | Wife | — | Mississippi |
| 9 | Robert A. O. Taylor | 58 | Head | — | Mississippi |
| 10 | Ethel M. Taylor | 46 | Wife | Teacher | Mississippi |
| 11 | Robert G. Taylor | 22 | Son | — | Mississippi |
| 12 | Damon Adkins | 44 | Head | Farmer | Mississippi |
| 13 | Edna Adkins | 40 | Wife | — | Mississippi |
| 14 | Nina Adkins | 14 | Daughter | — | Mississippi |
| 15 | Damon Jr. Adkins | 11 | Son | — | Mississippi |
| 16 | Taddie|Faddie Johnson | 20 | Head | Farmer | Mississippi |
| 17 | Elizabeth Johnson | 16 | Wife | — | Mississippi |
| 18 | Sam D. Taylor | 47 | Head | Farmer | Mississippi |
| 19 | Elizabeth C. D. Taylor | 46 | Wife | — | Mississippi |
| 20 | Edward L. Taylor | 19 | Son | Laborer | Mississippi |
| 21 | Leula M. Taylor | 16 | Daughter | — | Mississippi |
| 22 | Mary J. Taylor | 11 | Daughter | — | Mississippi |
| 23 | James G. Taylor | 10 | Son | — | Mississippi |
| 24 | William D. Taylor | 3 | Son | — | Mississippi |
| 25 | Billy W. Bridwell | 5 | Grandson | — | Mississippi |
| 26 | John W. Adams | 58 | Head | Farmer | Mississippi |
| 27 | Martha J. Adams | 54 | Wife | — | Mississippi |
| 28 | Bertha Adams | 26 | Daughter | — | Mississippi |
| 29 | John F. Oliver THIS PERSON | 42 | Head | Farmer | Mississippi |
| 30 | Theda C. Oliver | 33 | Wife | — | Mississippi |
| 31 | Velton Oliver | 15 | Son | — | Mississippi |
| 32 | Karleen Oliver | 13 | Daughter | — | Mississippi |
| 33 | Opal Oliver | 11 | Daughter | — | Mississippi |
| 34 | Beatrice Oliver | 7 | Daughter | — | Mississippi |
| 35 | Columbus M. Stegall | 26 | Head | Farmer | Mississippi |
| 36 | Inez S. Stegall | 26 | Wife | — | Mississippi |
| 37 | John W. Stegall | 3 | Son | — | Mississippi |
| 38 | Virginia D. Stegall | 2 | Daughter | — | Mississippi |
| 39 | Eugene C. Hardin | 40 | Head | Farmer | Mississippi |
| 40 | Maydelle Hardin | 32 | Wife | — | Mississippi |
Pedigree Summary
John
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)