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James Blair — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hocking-County, Ohio
Our Model Tree links this James Blair across the 1920, 1930 and 1940 US Censuses in Hocking-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 9-person household.
Age 45
b. ~1895
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hocking-County, Ohio |
| Surname | Blair |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Hocking |
| Additional Details | |
| Occupation | Laborer |
| Industry | Road Construction |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 201 |
| Highest Grade | No 5 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Green Twp |
| Est. Birth Year | ~1895 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Eugene Blair | Son | — | 2 | ~1938 |
| William Blair | Son | — | 16 | ~1924 |
| L Blair | Son | — | 19 | ~1921 |
| Clara Blair | Spouse | — | 42 | ~1898 |
| Pearl Blair | Son | — | 14 | ~1926 |
| Betty Blair | Daughter | — | 9 | ~1931 |
| James Blair | Head | — | 45 | ~1895 |
| Carl Blair | Son | — | 14 | ~1926 |
| Mary Blair | Daughter | — | 11 | ~1929 |
Census Appearances
1920
Hocking, Ohio
Head, age 24
Hocking, Ohio · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Miner |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hocking, Ohio
Head, age 34
Hocking, Ohio · implied b. ~1896 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | James B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 21 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Miner |
| Industry | Coal |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hocking-County, Ohio
Head, age 45
Hocking-County, Ohio · implied b. ~1895 — 9 household members
| Surname | Blair |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Hocking |
| Occupation | Laborer |
| Industry | Road Construction |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 201 |
| Highest Grade | No 5 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Blair
Head · 1940 · age 45 · b. ~1895 · Ohio
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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 — Hocking-County, Ohio
Open full size
1940 US Federal Census — Hocking-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03086-00292)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Beulah Carpenter | 20 | Wife | — | Ohio |
| 2 | Harold D. Jr. Carpenter | 3 | Son | — | Ohio |
| 3 | Patricia Carpenter | 2 | Daughter | — | Ohio |
| 4 | Seber Lehman | 47 | Head | School Teacher | Ohio |
| 5 | Herman Lehman | 23 | Nephew | Farm | Ohio |
| 6 | Ellen D. Linton | 71 | Housekeeper | House Keeper | N. Carolina |
| 7 | Hurley M. Bungard | 40 | Head | Laborer | Ohio |
| 8 | Grace Bungard | 37 | Wife | — | Ohio |
| 9 | Lewis A. Bungard | 19 | Son | New Worker | Ohio |
| 10 | Lester A. Bungard | 17 | Son | — | Ohio |
| 11 | John Bungard | 14 | Son | — | Ohio |
| 12 | Robert Bungard | 45 | Nephew | — | Ohio |
| 13 | Samuel Bunyard | 63 | Head | Farmer | W. Virginia |
| 14 | Walter A. Bunyard | 34 | Son | Cabinet | Ohio |
| 15 | Charles Bunyard | 5 | Grandson | — | Ohio |
| 16 | Sarah Bungard | 72 | Head | — | Pennsylvania |
| 17 | John Bungard | 37 | Nephew | Laborer | Ohio |
| 18 | Ray W. Bungard | 7 | Nephew | — | Ohio |
| 19 | Lewis W. Price | 81 | Head | Farmer | Ohio |
| 20 | Robert W. Lafallette | 45 | Head | Laborer | Ohio |
| 21 | Helen Lafallette | 40 | Wife | — | Ohio |
| 22 | Robert Lafallette | 18 | Son | Cook | Ohio |
| 23 | Bernard Lafallette | 16 | Son | — | Ohio |
| 24 | Clarence Lafallette | 14 | Son | — | Ohio |
| 25 | James Blair THIS PERSON | 45 | Head | Laborer | Ohio |
| 26 | Clara Blair | 42 | Wife | — | Ohio |
| 27 | L. Laurence Blair | 19 | Son | Laborer | Ohio |
| 28 | William Blair | 16 | Son | Laborer | Ohio |
| 29 | Pearl Blair | 14 | Son | — | Ohio |
| 30 | Carl Blair | 14 | Son | — | Ohio |
| 31 | Mary Blair | 11 | Daughter | — | Ohio |
| 32 | Betty Blair | 9 | Daughter | — | Ohio |
| 33 | Eugene Blair | 2 | Son | — | Ohio |
| 34 | James Jr. Mohler | 24 | Head | Laborer | Ohio |
| 35 | Dorothy Mohler | 23 | Wife | — | Ohio |
| 36 | Shirley Mohler | 2 | Daughter | — | Ohio |
| 37 | Judith M. Mohler | 0 | Daughter | — | Ohio |
| 38 | Frances Lafollette | 70 | Head | — | Germany |
| 39 | Ralph Drescher | 40 | Head | Farmer | Ohio |
| 40 | Alice Drescher | 72 | Mother | — | Ohio |
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)