JC
John Cochran — 1940 US Census Record
Model Tree available1940 United States Federal Census · Boone-County, West Virginia
Our Model Tree links this John Cochran across the 1920, 1930 and 1940 US Censuses in Boone-County, West Virginia (XGBoost, ~Confirmed), with identified parents Eliza & Mary — first a son (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Son
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Boone-County, West Virginia |
| Surname | Cochran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Crook District |
| 1935 Residence (County) | Boone |
| Additional Details | |
| Occupation | Coal loader |
| Industry | Mechanical loader |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 960 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Coal Loader |
| Township / Ward | Crook District |
| Est. Birth Year | ~1908 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| E Cochran | Head | — | 30 | ~1910 |
| John Cochran | Son | — | 32 | ~1908 |
| Mary Cochran | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Boone, West …
Son, age 11
Boone, West Virginia · implied b. ~1909 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cochran |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Boone, West …
Son, age 21
Boone, West Virginia · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cockran |
| Given Name | Johnny |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Coal miner |
| Industry | Coal mining |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Boone-County, West …
Son, age 32
Boone-County, West Virginia · implied b. ~1908 — 3 household members
| Surname | Cochran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Crook District |
| 1935 Residence (County) | Boone |
| Occupation | Coal loader |
| Industry | Mechanical loader |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 960 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Cochran across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Eliza Cochran (~0.92 confidence) and mother Mary Cockran (~0.92 confidence) and mother Mary Cochran (~0.92 confidence) and father E Cochran (~0.50 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.82
Mother
Eliza Cochran
b. ~1861
Source mother
● Household
· direct · ~0.92
Mother
Mary Cockran
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Mary Cochran
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
E Cochran
b. ~1910
Source father
● Household
· direct · ~0.5
This person
Anchor record
John Cochran
Son · 1940 · age 32 · b. ~1908 · West Virginia
★ 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 — Boone-County, West Virginia
Open full size
1940 US Federal Census — Boone-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04394-00102)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ray Sloane | 19 | Brother | No | Kentucky |
| 2 | R. M. Dennis | 54 | Head | Tipple Man | Kentucky |
| 3 | Sarah Dennis | 44 | Wife | No | West Va |
| 4 | Matilda Dennis | 91 | Mother | No | Kentucky |
| 5 | Runyon Mont | 74 | Father in law | No | West Va |
| 6 | E. R. Cochran | 30 | Head | No | Kentucky |
| 7 | Mary Cochran | 60 | Wife | No | Kentucky |
| 8 | John Cochran THIS PERSON | 32 | Son | Coal Loader | Oklahoma |
| 9 | Dewey E. Asberry | 34 | Head | Brakeman | West Va |
| 10 | Alpha Asberry | 35 | Wife | No | West Va |
| 11 | Carol Asberry | 12 | Son | — | West Va |
| 12 | Richard L. Asberry | 9 | Son | — | West Va |
| 13 | Jimmy N. Asberry | 7 | Son | — | West Va |
| 14 | Irvin N. Asberry | 5 | Son | — | West Va |
| 15 | Mona Marie Asberry | 3 | Daughter | — | West Va |
| 16 | J. N. White | 62 | Head | No | West Va |
| 17 | Carrie White | 58 | Wife | No | West Va |
| 18 | Lowell White | 27 | Son | Coal Loader | West Va |
| 19 | Maxine White | 18 | Daughter | No | West Va |
| 20 | Avonell White | 13 | Daughter | — | West Va |
| 21 | Milliard Wallace | 33 | Head | Coal Loader | West Va |
| 22 | Loma Wallace | 31 | Wife | No | West Va |
| 23 | Peggy Joan Wallace | 8 | Daughter | — | West Va |
| 24 | Lamont Wallace | 7 | Son | — | West Va |
| 25 | J. A. Snodgrass | 75 | Head | No | West Va |
| 26 | Malitia Snodgrass | 66 | Wife | No | West Va |
| 27 | Charles Snodgrass | 38 | Son | Trackman | West Va |
| 28 | Dorothy Snodgrass | 37 | Daughter in law | No | West Va |
| 29 | Mae Snodgrass | 18 | Grand daughter | No | West Va |
| 30 | Madge Snodgrass | 16 | Grand daughter | No | West Va |
| 31 | Elma Snodgrass | 13 | Grand daughter | — | West Va |
| 32 | Edward Snodgrass | 8 | Grand son | — | West Va |
| 33 | Brookie Vance | 46 | Head | No | West Va |
| 34 | Gilbert Vance | 25 | Son | Coal Loader | West Va |
| 35 | Donald Vance | 23 | Son | Coal Loader | West Va |
| 36 | Dexter Vance | 20 | Son | Timber Man | West Va |
| 37 | Loraine Vance | 18 | Daughter | No | West Va |
| 38 | Vinnie Vance | 16 | Daughter | No | West Va |
| 39 | Leo Vance | 10 | Son | — | West Va |
| 40 | Goff Vance | 8 | Son | — | West Va |
Pedigree Summary
John
Gen 1 · 4 parents
~0.81
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)