JC
James Cochran — 1940 US Census Record
Model Tree available1940 United States Federal Census · Laurel-County, Kentucky
Our Model Tree links this James Cochran across the 1920, 1930 and 1940 US Censuses in Laurel-County, Kentucky (XGBoost, ~Confirmed), with identified parents William & Minnie — first a head (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Laurel-County, Kentucky |
| Surname | Cochran |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. District #3 |
| 1935 Residence (County) | Laurel |
| Additional Details | |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 400 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Miner |
| Township / Ward | Mag District 3 |
| Est. Birth Year | ~1914 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Pauline Cochran | Daughter | — | ~1940 | |
| Dorothy Cochran | Spouse | — | 17 | ~1923 |
| Clarence Robins | Other | — | 20 | ~1920 |
| James Cochran | Head | — | 26 | ~1914 |
Census Appearances
1920
Laurel, Kentucky
Son, age 6
Laurel, Kentucky · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Laurel, Kentucky
Son, age 16
Laurel, Kentucky · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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
Laurel-County, Kentucky
Head, age 26
Laurel-County, Kentucky · implied b. ~1914 — 4 household members
| Surname | Cochran |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. District #3 |
| 1935 Residence (County) | Laurel |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 400 |
| Highest Grade | No 2 |
| 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 Cochran across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Cochran (~0.92 confidence) and mother Minnie Cochran (~0.92 confidence) and father Will Cochran (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Cochran
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Minnie Cochran
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Will Cochran
b. ~1885
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Cochran
Head · 1940 · age 26 · b. ~1914 · 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 — Laurel-County, Kentucky
Open full size
1940 US Federal Census — Laurel-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01327-00645)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edna House | 32 | Wife | — | Kentucky |
| 2 | Willa M. House | 12 | Daughter | — | Kentucky |
| 3 | Ruth J. House | 10 | Daughter | — | Kentucky |
| 4 | Delford House | 7 | Son | — | Kentucky |
| 5 | Delmus House | 7 | Son | — | Kentucky |
| 6 | Laurena Hensley | 29 | Head | Miner | Kentucky |
| 7 | Ada Hensley | 31 | Wife | — | Kentucky |
| 8 | Ralph Hensley | 7 | Son | — | Kentucky |
| 9 | Chester Hensley | 4 | Son | — | Kentucky |
| 10 | Elmer Hansel | 24 | Head | Miner | Kentucky |
| 11 | Eva Hansel | 20 | Wife | — | Kentucky |
| 12 | Olen Gilbert | 28 | Head | Miner | Kentucky |
| 13 | Vessie Gilbert | 22 | Wife | — | Kentucky |
| 14 | J. R. Napier | 38 | Head | Farmer | Kentucky |
| 15 | Maude Napier | 36 | Wife | — | Kentucky |
| 16 | Flossie Napier | 15 | Daughter | — | Kentucky |
| 17 | Virgil Napier | 13 | Son | — | Kentucky |
| 18 | Wilma Napier | 12 | Daughter | — | Kentucky |
| 19 | Kathleen Napier | 11 | Daughter | — | Kentucky |
| 20 | Alpha Napier | 9 | Daughter | — | Kentucky |
| 21 | James Cochran THIS PERSON | 26 | Head | Miner | Kentucky |
| 22 | Dorothy Cochran | 17 | Wife | — | Kentucky |
| 23 | Pauline Cochran | 0 | Daughter | — | Kentucky |
| 24 | Clarence Robins | 20 | Lodger | Truck Driver | Kentucky |
| 25 | Nannie Freeman | 55 | Head | Farmer | Kentucky |
| 26 | Margaret Freeman | 61 | Sister | — | Kentucky |
| 27 | Grant Freeman | 65 | Brother | Laborer | Kentucky |
| 28 | Roy George | 46 | Head | Farmer | Kentucky |
| 29 | Ida George | 43 | Wife | — | Kentucky |
| 30 | James George | 19 | Son | Labor | Kentucky |
| 31 | Alpha George | 16 | Daughter | — | Kentucky |
| 32 | Irma L. George | 14 | Daughter | — | Kentucky |
| 33 | Eulene George | 11 | Daughter | — | Kentucky |
| 34 | Ruby George | 6 | Daughter | — | Kentucky |
| 35 | Leroy George | 2 | Son | — | Kentucky |
| 36 | Guy Greene | 31 | Head | Farmer | Kentucky |
| 37 | Nannie Greene | 31 | Wife | — | Kentucky |
| 38 | Robert Greene | 11 | Son | — | Kentucky |
| 39 | Doris Greene | 7 | Daughter | — | Kentucky |
| 40 | Eugene Greene | 5 | Son | — | Kentucky |
Pedigree Summary
James
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)