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Oscar Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Calloway-County, Kentucky
Our Model Tree links this Oscar Thompson across the 1920, 1930 and 1940 US Censuses in Calloway-County, Kentucky (XGBoost, ~Confirmed), with identified parents Albert & Rebecca — first a head (b.~1897), then head of a 6-person household.
Age 43
b. ~1897
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Calloway-County, Kentucky |
| Surname | Thompson |
| Given Name | Oscar D |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 28 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Mag Dist No 4 Part Of West Of Paducah Road |
| Est. Birth Year | ~1897 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Oscar Thompson | Head | — | 43 | ~1897 |
| Enalena Thompson | Spouse | — | 41 | ~1899 |
| Jessie Thompson | Son | — | 5 | ~1935 |
| Joe Thompson | Son | — | 18 | ~1922 |
| Louis Thompson | Son | — | 16 | ~1924 |
| Herbert Thompson | Son | — | 10 | ~1930 |
Census Appearances
1920
Marshall, Kentucky
Son, age 23
Marshall, Kentucky · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Naturalization Status | Naturalized |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Farm Worker |
| Industry | Home farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Marshall, Kentucky
Head, age 33
Marshall, Kentucky · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Oscar |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 23 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Calloway-County, Kentucky
Head, age 43
Calloway-County, Kentucky · implied b. ~1897 — 6 household members
| Surname | Thompson |
| Given Name | Oscar D |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Marshall |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 28 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 Oscar Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Thompson (~0.92 confidence) and mother Rebecca Thompson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Thompson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Rebecca Thompson
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Thompson
Head · 1940 · age 43 · b. ~1897 · Kentucky
★ 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 — Calloway-County, Kentucky
Open full size
1940 US Federal Census — Calloway-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01288-00443)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willie B Gore | 24 | Head | Truck Driver | Kentucky |
| 2 | Robbie A Gore | 19 | Wife | — | Kentucky |
| 3 | Donnie B Gore | 3 | Son | — | Kentucky |
| 4 | Clifton Cavitt | 38 | Head | Farmer | Kentucky |
| 5 | Lucille W Cavitt | 30 | Wife | — | Kentucky |
| 6 | James R Cavitt | 12 | Son | — | Illinois |
| 7 | Willie J Cavitt | 11 | Daughter | — | Kentucky |
| 8 | Mary H (At) Cavitt | 9 | Daughter | — | Kentucky |
| 9 | Willie F Glover | 37 | Head | Farmer | Kentucky |
| 10 | Erie C Glover | 40 | Wife | — | Kentucky |
| 11 | Mary K Glover | 18 | Daughter | — | Kentucky |
| 12 | W F Glover | 11 | Son | — | Kentucky |
| 13 | Jack M Glover | 9 | Son | — | Kentucky |
| 14 | John W Glover | 6 | Son | — | Kentucky |
| 15 | Shirley J Glover | 3 | Daughter | — | Kentucky |
| 16 | John M Youngblood | 75 | Head | Farmer | Kentucky |
| 17 | Eunice R Youngblood | 41 | Daughter | — | Kentucky |
| 18 | Lake Ross | 48 | Head | Laborer | Kentucky |
| 19 | Maude Ross | 15 | Daughter | — | Kentucky |
| 20 | Robert B Ross | 12 | Son | — | Kentucky |
| 21 | Mary E Ross | 66 | Sister | — | Kentucky |
| 22 | Eudora B Ross | 51 | Sister | — | Kentucky |
| 23 | Oscar D Thompson THIS PERSON | 43 | Head | Farmer | Kentucky |
| 24 | Enalena S Thompson | 41 | Wife | — | Kentucky |
| 25 | Joe T Thompson | 18 | Son | — | Kentucky |
| 26 | Louis D Thompson | 16 | Son | — | Kentucky |
| 27 | Herbert M Thompson | 10 | Son | — | Kentucky |
| 28 | Jessie L Thompson | 5 | Son | — | Kentucky |
| 29 | John T Krip | 48 | Head | Farmer | Kentucky |
| 30 | Pluma B Krip | 43 | Wife | — | Tennessee |
| 31 | J B Krip | 16 | Son | — | Kentucky |
| 32 | Rosie L Krip | 73 | Mother | — | Kentucky |
| 33 | Rollie B Frizzell | 56 | Head | Farmer | Kentucky |
| 34 | Malvin C Frizzell | 22 | Son | Farm Laborer | Kentucky |
| 35 | Ida E Lamb | 74 | Head | — | Kentucky |
| 36 | Sam P Palmer | 79 | Head | Farmer | Kentucky |
| 37 | John L Palmer | 34 | Son | Farm Laborer | Kentucky |
| 38 | Lena V Palmer | 31 | Wife | — | Kentucky |
| 39 | Melvin L Palmer | 14 | Son | — | Kentucky |
| 40 | Joseph H Palmer | 9 | Son | — | Kentucky |
Related Census Records
Pedigree Summary
Oscar
Gen 1 · 2 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)