JT
James Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this James Thompson across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Samuel & Samuel — first a head (b.~1911), then head of a 3-person household.
Age 29
b. ~1911
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Thompson |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Sander |
| Industry | Furniture Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Sander |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1911 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Laverne Thompson | Daughter | — | 3 | ~1937 |
| James Thompson | Head | — | 29 | ~1911 |
| Elmora Thompson | Spouse | — | 27 | ~1913 |
Census Appearances
1920
Jefferson, Kentucky
Son, age 8
Jefferson, Kentucky · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Son, age 19
Jefferson, Kentucky · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Head, age 29
Jefferson-County, Kentucky · implied b. ~1911 — 3 household members
| Surname | Thompson |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Occupation | Sander |
| Industry | Furniture Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| 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 James Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Samuel Thompson (~0.92 confidence) and father Samuel Thompson (~0.92 confidence) and mother Edna Thompson (~0.92 confidence) and mother Edna Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Thompson
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Samuel Thompson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Edna Thompson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Edna Thompson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Thompson
Head · 1940 · age 29 · b. ~1911 · 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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01375-00537)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Attie Chisolin | 25 | lodger | Bar Operator | Kentucky |
| 42 | Herbert Hohn | 28 | lodger | Bus Driver | Kentucky |
| 43 | Mable Skaggs | 19 | lodger | Housekeeper | Kentucky |
| 45 | Newt Porter | 36 | Head | Truck Driver | Tennessee |
| 46 | Carey Porter | 36 | wife | — | Tennessee |
| 47 | Juanita M Porter | 16 | daughter | — | Tennessee |
| 48 | Leona Porter | 12 | daughter | — | Tennessee |
| 49 | Annie J Porter | 10 | daughter | — | Tennessee |
| 50 | Mary L Porter | 7 | daughter | — | Tennessee |
| 51 | Alberta Porter | 5 | daughter | — | Tennessee |
| 52 | Hilda Porter | 5 | daughter | — | Tennessee |
| 53 | Norma Porter | 3 | daughter | — | Kentucky |
| 54 | Thomas B Porter | 0 | son | — | Kentucky |
| 55 | Deeb Abraham | 32 | Head | Proprietor-Clerk | Kentucky |
| 56 | Mary Abraham | 29 | wife | — | Syria |
| 57 | Florence Abraham | 8 | daughter | — | Kentucky |
| 58 | Gloria Abraham | 6 | daughter | — | Kentucky |
| 59 | Rochelle Abraham | 0 | daughter | — | Kentucky |
| 60 | Naseer Mallick | 33 | cousin | Proprietor-Clerk | Syria |
| 61 | Nora Mallick | 24 | cousin | — | Kentucky |
| 62 | Rozem Mallick | 10 | cousin | — | Kentucky |
| 63 | Betty J Mallick | 8 | cousin | — | Kentucky |
| 64 | Frank S Howard | 83 | Head | — | Kentucky |
| 65 | Ida M Hillman | 79 | sister | — | Missouri |
| 67 | Orab Powers | 37 | Head | Attendant | Kentucky |
| 68 | Emma Powers | 40 | wife | — | Kentucky |
| 69 | Betty Powers | 16 | daughter | — | Illinois |
| 70 | Mildred Powers | 12 | daughter | — | Kentucky |
| 71 | Edward A Dodson | 24 | Head | Tile Setter Helper | Tennessee |
| 72 | Johnye Dodson | 23 | wife | — | Kentucky |
| 73 | James Thompson THIS PERSON | 29 | Head | Sander | Kentucky |
| 74 | Elmora Thompson | 27 | wife | — | Kentucky |
| 75 | Laverne Thompson | 3 | daughter | — | Kentucky |
| 76 | John R Carpenter | 31 | Head | Broom Maker | Tennessee |
| 77 | Nellie Carpenter | 26 | wife | — | Kentucky |
| 78 | Harry J Smith | 45 | Head | Casing Throw | Kentucky |
| 79 | Regina Smith | 40 | wife | Janitress | Kentucky |
| 80 | Frank Smith | 18 | son | Metal Worker | Kentucky |
Pedigree Summary
James
Gen 1 · 4 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)