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Mary Blake — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calhoun-County, West Virginia
Our Model Tree links this Mary Blake across the 1920, 1930 and 1940 US Censuses in Calhoun-County, West Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1877), then head of a 5-person household.
Age 63
b. ~1877
Female
Spouse
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, West Virginia |
| Surname | Blake |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Lee District |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 1 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Lee District |
| Est. Birth Year | ~1877 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lenna Blake | Son | — | 34 | ~1906 |
| Vada Blake | Daughter | — | 23 | ~1917 |
| Mary Blake | Spouse | — | 63 | ~1877 |
| Gilbert Blake | Son | — | 11 | ~1929 |
| Hartman Blake | Head | — | 63 | ~1877 |
Census Appearances
1920
Calhoun, West …
Spouse, age 45
Calhoun, West Virginia · implied b. ~1875 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blake |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Calhoun, West …
Spouse, age 53
Calhoun, West Virginia · implied b. ~1877 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blake |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 18 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read/Write | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Calhoun-County, West …
Spouse, age 63
Calhoun-County, West Virginia · implied b. ~1877 — 5 household members
| Surname | Blake |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Lee District |
| 1935 Residence (County) | Calhoun |
| Industry | 0 |
| Highest Grade | No 1 |
| 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 Mary Blake across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Blake
Spouse · 1940 · age 63 · b. ~1877 · 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 — Calhoun-County, West Virginia
Open full size
1940 US Federal Census — Calhoun-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04400-00112)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilbert B Roberts | 13 | Son | — | West Virginia |
| 2 | Deloris A Roberts | 10 | Daughter | — | West Virginia |
| 3 | Hall W Price | 57 | Head | Farmer | West Virginia |
| 4 | Minnie Price | 49 | Wife | — | West Virginia |
| 5 | Harley R Starcher | 40 | Head | Farmer | West Virginia |
| 6 | Ullaine Starcher | 31 | Wife | — | West Virginia |
| 7 | Pauline Starcher | 10 | Daughter | — | Ohio |
| 8 | Darlene Starcher | 5 | Daughter | — | West Virginia |
| 9 | Milton N Little | 75 | Uncle | — | West Virginia |
| 10 | Clifford Starcher | 24 | Head | Farm Laborer | West Virginia |
| 11 | Virginia Starcher | 25 | Wife | — | West Virginia |
| 12 | Charles C Starcher | 65 | Head | Farmer | West Virginia |
| 13 | Willa Starcher | 68 | Wife | — | West Virginia |
| 14 | Clarence Starcher | 35 | Son | Farmer | West Virginia |
| 15 | Ruth Starcher | 22 | Daughter-in-law | — | West Virginia |
| 16 | Willa M Starcher | 6 | Granddaughter | — | West Virginia |
| 17 | Esther Gibson | 52 | Head | — | West Virginia |
| 18 | David Gibson | 26 | Son | Farmer | West Virginia |
| 19 | Jewel Gibson | 17 | Daughter | — | West Virginia |
| 20 | Delbert Gibson | 13 | Son | — | West Virginia |
| 21 | Hartman F Blake | 63 | Head | Farmer | West Virginia |
| 22 | Mary Blake THIS PERSON | 63 | Wife | — | West Virginia |
| 23 | Lenna Blake | 34 | Son | Farm Laborer | West Virginia |
| 24 | Vada Blake | 23 | Daughter | — | West Virginia |
| 25 | Gilbert Blake | 11 | Son | Farm Laborer | West Virginia |
| 26 | Howard Braddock | 40 | Head | Farmer | West Virginia |
| 27 | Ruby M Braddock | 30 | Wife | — | West Virginia |
| 28 | Homer R Sampson | 50 | Head | Field Boss | West Virginia |
| 29 | Orie Sampson | 42 | Wife | — | West Virginia |
| 30 | Leslie Sampson | 22 | Son | Tool House Clerk | West Virginia |
| 31 | Loretta M Sampson | 17 | Daughter | — | West Virginia |
| 32 | Hassel Sampson | 37 | Head | Farmer | West Virginia |
| 33 | Josie Sampson | 45 | Wife | — | West Virginia |
| 34 | Roxie Sampson | 17 | Daughter | — | West Virginia |
| 35 | Uline Sampson | 15 | Daughter | — | West Virginia |
| 36 | Cathlene Sampson | 13 | Daughter | — | West Virginia |
| 37 | George Sampson | 11 | Son | — | West Virginia |
| 38 | Rose M Sampson | 10 | Daughter | — | West Virginia |
| 39 | June Sampson | 8 | Daughter | — | West Virginia |
| 40 | Leon F Sampson | 6 | Son | — | 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)