JC
John Cobb — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Fayette-County, West Virginia
Our Model Tree links this John Cobb across the 1930 and 1940 US Censuses in Fayette-County, West Virginia (XGBoost, ~Confirmed) — first a head (b.~1900), then head of a 8-person household.
Age 40
b. ~1900
Male
Head
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fayette-County, West Virginia |
| Surname | Cobb |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Mindenville |
| 1935 Residence (County) | Fayette |
| Additional Details | |
| Occupation | Foreman |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Foreman |
| Township / Ward | Mindenville |
| Est. Birth Year | ~1900 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Cobb | Son | — | 10 | ~1930 |
| John Cobb | Head | — | 40 | ~1900 |
| Ray Cobb | Son | — | 4 | ~1936 |
| Barbara Cobb | Daughter | — | 7 | ~1933 |
| James Cobb | Son | — | 12 | ~1928 |
| Ronnie Cobb | Son | — | 1 | ~1939 |
| Effie Cobb | Spouse | — | 37 | ~1903 |
| Betty Cobb | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Fayette, West …
Head, age 30
Fayette, West Virginia · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cobb |
| Given Name | John A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 22 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Occupation | Machine Runner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $10 |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Fayette-County, West …
Head, age 40
Fayette-County, West Virginia · implied b. ~1900 — 8 household members
| Surname | Cobb |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Mindenville |
| 1935 Residence (County) | Fayette |
| Occupation | Foreman |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Cobb across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Cobb
Head · 1940 · age 40 · b. ~1900 · West Virginia
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Fayette-County, West Virginia
Open full size
1940 US Federal Census — Fayette-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04401-00728)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Cobb THIS PERSON | 40 | Head | Foreman | West Virginia |
| 2 | Effie Cobb | 37 | Wife | — | West Virginia |
| 3 | Betty Cobb | 15 | Daughter | — | West Virginia |
| 4 | James Cobb | 12 | Son | — | West Virginia |
| 5 | John Cobb | 10 | Son | — | West Virginia |
| 6 | Barbara Cobb | 7 | Daughter | — | West Virginia |
| 7 | Ray Cobb | 4 | Son | — | West Virginia |
| 8 | Ronnie Cobb | 1 | Son | — | West Virginia |
| 9 | Howard Harman | 32 | Head | Coal Loader | West Virginia |
| 10 | Audrey Harman | 31 | Wife | — | West Virginia |
| 11 | Betty Harman | 9 | Daughter | — | West Virginia |
| 12 | Margaret Harman | 5 | Daughter | — | West Virginia |
| 13 | Sella Rhodes | 32 | Head | Coal Loader | West Virginia |
| 14 | Evelyn Rhodes | 27 | Wife | — | West Virginia |
| 15 | Ramona Rhodes | 10 | Daughter | — | West Virginia |
| 16 | Mary Sue Rhodes | 4 | Daughter | — | West Virginia |
| 17 | Daniel Cabbaugh | 48 | Head | Coal Loader | Tennessee |
| 18 | Grace Cabbaugh | 48 | Wife | — | Virginia |
| 19 | Tyod Cabbaugh | 24 | Son | Coal Loader | West Virginia |
| 20 | Earl Cabbaugh | 22 | Son | Plumber | West Virginia |
| 21 | Hazel Cabbaugh | 18 | Daughter | — | West Virginia |
| 22 | Gertrude Cabbaugh | 16 | Daughter | — | West Virginia |
| 23 | Velva Cabbaugh | 14 | Daughter | — | West Virginia |
| 24 | Elijah Showley | 67 | Head | Laborer | Virginia |
| 25 | Eva Showley | 56 | Wife | — | Virginia |
| 26 | Charlotte Showley | 26 | Daughter | — | West Virginia |
| 27 | Hillie Fugate | 42 | Head | Machine Man | Kentucky |
| 28 | Lettie Fugate | 41 | Wife | — | Kentucky |
| 29 | Ruth Fugate | 19 | Daughter | — | West Virginia |
| 30 | Margaret Fugate | 18 | Daughter | — | Kentucky |
| 31 | David Fugate | 15 | Son | — | West Virginia |
| 32 | Evelyn Fugate | 14 | Daughter | — | West Virginia |
| 33 | Ruby Fugate | 12 | Daughter | — | West Virginia |
| 34 | Vernon Fugate | 8 | Son | — | West Virginia |
| 35 | Kenneth Fugate | 5 | Son | — | West Virginia |
| 36 | Violet Fugate | 3 | Daughter | — | West Virginia |
| 37 | Nancy Cook | 2 | Daughter | — | West Virginia |
| 38 | Ray Cloud Poff | 31 | Head | Motorman | Virginia |
| 39 | Louise Poff | 28 | Wife | — | Virginia |
| 40 | Juanita Poff | 5 | Daughter | — | Virginia |
Related Census Records
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)