WC
Willie Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bolivar-County, Mississippi
Our Model Tree links this Willie Clark across the 1930 and 1940 US Censuses in Bolivar-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bolivar-County, Mississippi |
| Surname | Clark |
| Given Name | Willie J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Sunflower |
| Additional Details | |
| Highest Grade | 0 |
| 1935 Residence | Mississippi |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 5 |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Willie | Age | Birth yr |
|---|---|---|---|---|
| Juanita Clark | Daughter | — | 8 | ~1932 |
| Martha Clark | Daughter | — | 15 | ~1925 |
| Mary Clark | Daughter | — | 15 | ~1925 |
| Melvina Clark | Daughter | — | 13 | ~1927 |
| Andrew Clark | Head | — | 37 | ~1903 |
| W Clark | Son | — | 12 | ~1928 |
| Willie Clark | Son | — | 10 | ~1930 |
| Timothy Clark | Son | — | 6 | ~1934 |
| Andrew Clark | Son | — | 2 | ~1938 |
| Samuel Clark | Son | — | 4 | ~1936 |
| Marie Clark | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Bolivar, Mississippi
Son, age
Bolivar, Mississippi · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read/Write | No |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Bolivar-County, Mississippi
Son, age 10
Bolivar-County, Mississippi · implied b. ~1930 — 11 household members
| Surname | Clark |
| Given Name | Willie J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Sunflower |
| Highest Grade | 0 |
| 1935 Residence | Mississippi |
| 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 Willie Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Willie Clark
Son · 1940 · age 10 · b. ~1930 · Mississippi
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Sibling
Melvina Clark
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Clark
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Clark
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Clark
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Timothy Clark
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
W Clark
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Clark
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Clark
Sibling · 1940 · age 15
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-t0627-02010-00871)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Callie Diggs | 15 | Daughter | — | Mississippi |
| 42 | J. H. Ballard | 63 | Head | Farm Operator | Mississippi |
| 43 | Joel Ballard | 35 | Daughter | — | Mississippi |
| 44 | Frank Ballard | 31 | Son | Foreman | Mississippi |
| 45 | John Ballard | 26 | Son | Farm Laborer | Mississippi |
| 46 | Jane Ballard | 17 | Daughter | — | Mississippi |
| 47 | Etha Ballard | 14 | Daughter | — | Mississippi |
| 48 | Theodore Ingram | 26 | Head | Farm Operator | Mississippi |
| 49 | Mary B. Ingram | 24 | Wife | — | Mississippi |
| 50 | Nora Walker | 43 | Head | Farm Operator | Mississippi |
| 51 | William, Jesse Walker | 13 | Grandson | — | Mississippi |
| 52 | William Turner | 15 | Foster Son | Farm Laborer | Mississippi |
| 53 | Irena Woods | 1 | Grand Daughter | — | Mississippi |
| 54 | Dorothy Brown | 66 | Common Law Wife | — | Louisiana |
| 55 | Andrew Clark | 37 | Head | Farm Laborer | Mississippi |
| 56 | Marie Clark | 35 | Wife | — | Mississippi |
| 57 | Mary Clark | 15 | Daughter | Farm Laborer | Mississippi |
| 58 | Martha Clark | 15 | Daughter | Farm Laborer | Mississippi |
| 59 | Melvina Clark | 13 | Daughter | — | Mississippi |
| 60 | W. C. Clark | 12 | Son | — | Mississippi |
| 61 | Willie J. Clark THIS PERSON | 10 | Son | — | Mississippi |
| 62 | Juanita Clark | 8 | Daughter | — | Mississippi |
| 63 | Timothy Clark | 6 | Son | — | Mississippi |
| 64 | Samuel Clark | 4 | Son | — | Mississippi |
| 65 | Andrew, Jr. Clark | 2 | Son | — | Mississippi |
| 66 | Alec Grassi | 56 | Head | Farm Operator | Italy |
| 67 | Theresa Grassi | 47 | Wife | — | Italy |
| 68 | Reno Grassi | 23 | Son | Farm Laborer | Mississippi |
| 69 | Dan Grassi | 22 | Son | Clerk | Mississippi |
| 70 | Strena Grassi | 18 | Daughter | — | Mississippi |
| 71 | Etra Grassi | 16 | Son | — | Mississippi |
| 72 | Rosie Grassi | 14 | Daughter | — | Mississippi |
| 73 | Polly Grassi | 13 | Daughter | — | Mississippi |
| 74 | Julian Catrussi | 26 | Head | Clerk | Mississippi |
| 75 | Rena Catrussi | 18 | Wife | — | Mississippi |
| 76 | Will Silas | 32 | Head | Farm Laborer | Louisiana |
| 77 | Jessie Silas | 31 | Wife | — | Mississippi |
| 78 | Willie M. Silas | 16 | Daughter | — | Mississippi |
| 79 | Theodore Silas | 14 | Son | Farm Laborer | Mississippi |
| 80 | Nora Lee Silas | 5 | Daughter | — | 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)