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James Blair — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Logan-County, West Virginia
Our Model Tree links this James Blair across the 1930 and 1940 US Censuses in Logan-County, West Virginia (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 13-person household.
Age 65
b. ~1875
Male
Head
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Logan-County, West Virginia |
| Surname | Blair |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Logan |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 5 |
| 1935 Residence | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Logan Mag Dist |
| Est. Birth Year | ~1875 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Pearl Hamilton | Daughter | — | 27 | ~1913 |
| James Blair | Son | — | 23 | ~1917 |
| Martha Blair | Spouse | — | 63 | ~1877 |
| Oda Blair | Son | — | 37 | ~1903 |
| Keith Blair | Son | — | 38 | ~1902 |
| James Blair | Head | — | 65 | ~1875 |
| Glen Blair | Son | — | 22 | ~1918 |
| Blanch Blair | Daughter | — | 27 | ~1913 |
| Virginia Blair | Daughter | — | 19 | ~1921 |
| Edgar Blair | Son | — | 35 | ~1905 |
| Maude Blair | Daughter | — | 21 | ~1919 |
| Benny Blair | Son | — | 6 | ~1934 |
| Carbie Blair | Daughter | — | 25 | ~1915 |
Census Appearances
1930
Logan, West …
Head, age 53
Logan, West Virginia · implied b. ~1877 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 19 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Laborer |
| Industry | Coal Mines |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Logan-County, West …
Head, age 65
Logan-County, West Virginia · implied b. ~1875 — 13 household members
| Surname | Blair |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Logan |
| Industry | 0 |
| Highest Grade | No 5 |
| 1935 Residence | West Virginia |
| 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 James Blair across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Blair
Head · 1940 · age 65 · b. ~1875 · 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 — Logan-County, West Virginia
Open full size
1940 US Federal Census — Logan-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04419-00541)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Minnie P. Adkins | 33 | Wife | — | Kentucky |
| 2 | Ralph Adkins | 23 | Son | Check Weigher | West Virginia |
| 3 | Georgia Adkins | 21 | Daughter | — | West Virginia |
| 4 | Frances Adkins | 19 | Daughter | — | West Virginia |
| 5 | Donald Adkins | 17 | Son | — | West Virginia |
| 6 | Mary R. Adkins | 16 | Daughter | — | West Virginia |
| 7 | Johnny Adkins | 14 | Son | — | West Virginia |
| 8 | Lois Adkins | 12 | Daughter | — | West Virginia |
| 9 | Blaine Ed Adkins | 7 | Son | — | West Virginia |
| 10 | Billy Jean Adkins | 5 | Daughter | — | West Virginia |
| 11 | Caroll Adkins | 4 | Daughter | — | West Virginia |
| 12 | Barbara Ann Adkins | 3 | Daughter | — | West Virginia |
| 13 | James Blair THIS PERSON | 65 | Head | — | West Virginia |
| 14 | Martha Blair | 63 | Wife | — | West Virginia |
| 15 | Keith Blair | 38 | Son | Laborer | West Virginia |
| 16 | Oda Blair | 37 | Son | Truck D. | West Virginia |
| 17 | Edgar Blair | 35 | Son | Coal Loader | West Virginia |
| 18 | Pearl Hamilton | 27 | Daughter | — | West Virginia |
| 19 | Blanch Blair | 27 | Daughter | Stenographer | West Virginia |
| 20 | Carbie Blair | 25 | Daughter | — | West Virginia |
| 21 | James Blair | 23 | Son | Laborer | West Virginia |
| 22 | Glen Blair | 22 | Son | — | West Virginia |
| 23 | Maude Blair | 21 | Daughter | Stenographer | West Virginia |
| 24 | Virginia Blair | 19 | Daughter | — | West Virginia |
| 25 | Benny Blair | 6 | Son | — | West Virginia |
| 26 | Cecil Butcher | 46 | Head | Laborer | West Virginia |
| 27 | Jennie D. Butcher | 52 | Wife | — | Kentucky |
| 28 | Bertie Butcher | 16 | Son | — | West Virginia |
| 29 | Doney Evans | 49 | Head | — | Kentucky |
| 30 | Bruce Evans | 24 | Daughter | — | Kentucky |
| 31 | Frank Evans | 20 | Son | — | Kentucky |
| 32 | Willard Evans | 17 | Son | Laborer | Kentucky |
| 33 | Clinton Evans | 15 | Son | — | Kentucky |
| 34 | Jimmy Evans | 11 | Son | — | Kentucky |
| 35 | Johnny Evans | 5 | Son | — | West Virginia |
| 36 | Harry J. Evans | 3 | Son | — | West Virginia |
| 37 | John Nagy | 38 | Head | Salesman | Hungary |
| 38 | Mary E. Nagy | 36 | Wife | — | West Virginia |
| 39 | Mary Nagy | 19 | Daughter | — | West Virginia |
| 40 | Thelma Nagy | 16 | Daughter | — | West Virginia |
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)