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Mary Blake — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bolivar-County, Mississippi
Our Model Tree links this Mary Blake across the 1930 and 1940 US Censuses in Bolivar-County, Mississippi (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bolivar-County, Mississippi |
| Surname | Blake |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 3 |
| 1935 Residence (County) | Bolivar |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 3 |
| Est. Birth Year | ~1929 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Jewell Bedford | Daughter | — | 4 | ~1936 |
| Mattie Bedford | Head | — | 36 | ~1904 |
| Roosevelt Bedford | Son | — | 1 | ~1939 |
| William Bedford | Son | — | 3 | ~1937 |
| Joseph Blake | Son | — | 9 | ~1931 |
| Mary Blake | Daughter | — | 11 | ~1929 |
| Evelyn Bedford | Daughter | — | 7 | ~1933 |
| Elizabeth Bedford | Spouse | — | 27 | ~1913 |
Census Appearances
1930
Bolivar, Mississippi
Other, age 1
Bolivar, Mississippi · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blake |
| Given Name | Mary E. |
| Relationship to Head | Gr Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Bolivar-County, Mississippi
Daughter, age 11
Bolivar-County, Mississippi · implied b. ~1929 — 8 household members
| Surname | Blake |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 3 |
| 1935 Residence (County) | Bolivar |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Blake
Daughter · 1940 · age 11 · b. ~1929 · Mississippi
★ You are viewing this record
Sibling
Joseph Blake
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roosevelt Bedford
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Bedford
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Bedford
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jewell Bedford
Sibling · 1940 · age 4
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 — Bolivar-County, Mississippi
Open full size
1940 US Federal Census — Bolivar-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02010-00140)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Randolph Nelson | 21 | Son | Laborer | Mississippi |
| 42 | Ruby Nelson | 22 | Daughter | Housework | Mississippi |
| 43 | Bealfor Colbert | 59 | Head | Housework | Mississippi |
| 44 | Eddie Lee Colbert | 50 | Wife | — | Mississippi |
| 45 | Eugene Jones | 5 | Grandson | — | Mississippi |
| 46 | Charles H. Hones | 3 | Grandson | — | Mississippi |
| 47 | Hager Haywood | 46 | Head | — | Mississippi |
| 48 | Albert Haywood | 20 | Son | Laborer | Mississippi |
| 49 | Thomas Haywood | 16 | Son | Laborer | Mississippi |
| 50 | Calvin Walker | 43 | Lodger | Laborer | Mississippi |
| 51 | Mattie Bedford | 36 | Head | Laborer | Louisiana |
| 52 | Elizabeth Bedford | 27 | Wife | — | Mississippi |
| 53 | Mary E. Blake THIS PERSON | 11 | Daughter | — | Mississippi |
| 54 | Joseph Blake | 9 | Son | — | Mississippi |
| 55 | Evelyn Bedford | 7 | Daughter | — | Mississippi |
| 56 | Jewell Bedford | 4 | Daughter | — | Mississippi |
| 57 | William Bedford | 3 | Son | — | Mississippi |
| 58 | Roosevelt Bedford | 1 | Son | — | Mississippi |
| 59 | Eugene Beckom | 54 | Head | Laborer | Mississippi |
| 60 | Cornelius Beckom | 50 | Wife | — | Mississippi |
| 61 | Arthur Hotlis | 10 | Son | — | Mississippi |
| 62 | Charles Hotlis | 9 | Son | — | Mississippi |
| 63 | Lewis Reiley | 54 | Head | Laborer | Mississippi |
| 64 | Lizzie Reiley | 47 | Wife | — | Mississippi |
| 65 | Sarah Vickers | 43 | Neice | — | Mississippi |
| 66 | Dorothy Reiley | 19 | Daughter | — | Mississippi |
| 67 | Samuel Reiley | 16 | Son | — | Mississippi |
| 68 | Johnny Wilson | 44 | Head | Farmer | Mississippi |
| 69 | Willie Wilson | 48 | Wife | — | Mississippi |
| 70 | Sammy Williams | 45 | Lodger | Laborer | Mississippi |
| 71 | Annie Williams | 40 | Lodger | — | Mississippi |
| 72 | Giovanni Malatesta | 48 | Head | Farmer | Italy |
| 73 | Mary Malatesta | 40 | Wife | — | Italy |
| 74 | Primo Malatesta | 25 | Son | Assistant | Mississippi |
| 75 | Secondo Malatesta | 25 | Son | Book Keeper | Mississippi |
| 76 | Elmo Malatesta | 19 | Son | — | Mississippi |
| 77 | Paul Malatesta | 16 | Son | — | Mississippi |
| 78 | Albert Malatesta | 13 | Son | — | Mississippi |
| 79 | David Malatesta | 12 | Son | — | Mississippi |
| 80 | Robert Malatesta | 8 | Son | — | Mississippi |
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)