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James Blake — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, West Virginia
Our Model Tree links this James Blake across the 1930 and 1940 US Censuses in Jackson-County, West Virginia (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 12-person household.
Age 15
b. ~1925
Male
Son
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, West Virginia |
| Surname | Blake |
| Given Name | James K. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Ravenswood Mag. Dist. |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Ravenswood Mag Dist |
| Est. Birth Year | ~1925 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Geraldine Blake | Daughter | — | 16 | ~1924 |
| Wayne Blake | Son | — | 9 | ~1931 |
| Gilmar Blake | Son | — | 20 | ~1920 |
| Dale Blake | Son | — | 9 | ~1931 |
| Emmett Blake | Head | — | 43 | ~1897 |
| Francis Blake | Spouse | — | 44 | ~1896 |
| James Blake | Son | — | 15 | ~1925 |
| Curtis Blake | Son | — | 7 | ~1933 |
| Bruce Blake | Son | — | 12 | ~1928 |
| Paul Blake | Son | — | 1 | ~1939 |
| Clair Blake | Son | — | 4 | ~1936 |
| Kathleen Blake | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Jackson, West …
Son, age 4
Jackson, West Virginia · implied b. ~1926 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blake |
| Given Name | James A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Jackson-County, West …
Son, age 15
Jackson-County, West Virginia · implied b. ~1925 — 12 household members
| Surname | Blake |
| Given Name | James K. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Ravenswood Mag. Dist. |
| 1935 Residence (County) | Jackson |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same house |
| 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 Blake across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Blake
Son · 1940 · age 15 · b. ~1925 · West Virginia
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Sibling
Curtis Blake
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bruce Blake
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gilmar Blake
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geraldine Blake
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Blake
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Blake
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Blake
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clair Blake
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Blake
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jackson-County, West Virginia
Open full size
1940 US Federal Census — Jackson-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04410-00110)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice M. Grandan | 5 | Stepdaughter | — | West Virginia |
| 42 | Marvin Laughlin | 40 | Head | Labor | West Virginia |
| 43 | Lula E. Laughlin | 38 | Wife | — | West Virginia |
| 44 | Charles L. Laughlin | 14 | Son | — | West Virginia |
| 45 | Marvin J. Laughlin | 13 | Son | — | West Virginia |
| 46 | Daniel F. Bursley | 28 | Head | Farmer | West Virginia |
| 47 | Evelyn B. Bursley | 17 | Wife | — | West Virginia |
| 48 | William A. Biggs | 37 | Head | — | West Virginia |
| 49 | Wilma L. Biggs | 28 | Wife | — | West Virginia |
| 50 | William G. Biggs | 8 | Son | — | West Virginia |
| 51 | Warren F. Biggs | 7 | Son | — | West Virginia |
| 52 | James D. Biggs | 5 | Son | — | West Virginia |
| 53 | Emmett J. Blake | 43 | Head | Linesman | West Virginia |
| 54 | Francis S. Blake | 44 | Wife | — | West Virginia |
| 55 | Gilmar E. Blake | 20 | Son | Labor | West Virginia |
| 56 | Kathleen J. Blake | 18 | Daughter | — | West Virginia |
| 57 | Geraldine G. Blake | 16 | Daughter | — | West Virginia |
| 58 | James K. Blake THIS PERSON | 15 | Son | — | West Virginia |
| 59 | Bruce L. Blake | 12 | Son | — | West Virginia |
| 60 | Wayne R. Blake | 9 | Son | — | West Virginia |
| 61 | Dale L. Blake | 9 | Son | — | West Virginia |
| 62 | Curtis G. Blake | 7 | Son | — | West Virginia |
| 63 | Clair W. Blake | 4 | Son | — | West Virginia |
| 64 | Paul B. Blake | 1 | Son | — | West Virginia |
| 65 | Earl R. Duke | 40 | Head | Farmer | West Virginia |
| 66 | Carrie B. Duke | 38 | Wife | — | West Virginia |
| 67 | Bernice B. Duke | 15 | Daughter | — | West Virginia |
| 68 | Dean L. Wilson | 21 | Head | Farmer | West Virginia |
| 69 | Betty M. Wilson | 16 | Wife | — | West Virginia |
| 70 | Robert C. Murry | 15 | Brother-in-law | — | West Virginia |
| 71 | Anita G. Murry | 13 | Sister-in-law | — | Ohio |
| 72 | Bruce E. Murry | 12 | Brother-in-law | — | Ohio |
| 73 | Frances J. Murry | 9 | Daughter-in-law | — | Ohio |
| 74 | Frank A. Murry | 7 | Brother-in-law | — | West Virginia |
| 75 | George R. Lockhart | 50 | Head | — | West Virginia |
| 76 | Lucy M. Lockhart | 42 | Wife | — | West Virginia |
| 77 | Hugh A. Lockhart | 8 | Son | — | West Virginia |
| 78 | Rhoda D. Ott | 50 | Head | — | West Virginia |
| 79 | Albert E. Ott | 15 | Son | — | West Virginia |
| 80 | Edward C. Thrash | 50 | Head | Merchant | 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)