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Bertha Wilson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lee-County, South Carolina
Our Model Tree links this Bertha Wilson across the 1930 and 1940 US Censuses in Lee-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, South Carolina |
| Surname | Wilson |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Bishopville twp |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Bishopville Twp |
| Est. Birth Year | ~1927 |
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 Bertha | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Wilson | Daughter | — | 3 | ~1937 |
| Mary Wilson | Daughter | — | 30 | ~1910 |
| Mattie Wilson | Daughter | — | 7 | ~1933 |
| Lou Wilson | Daughter | — | 11 | ~1929 |
| Bertha Wilson | Daughter | — | 13 | ~1927 |
| Nelly Wilson | Daughter | — | 23 | ~1917 |
| Robert Wilson | Head | — | 71 | ~1869 |
| Tom Wilson | Son | — | 1 | ~1939 |
| Robt Wilson | Son | — | 4 | ~1936 |
Census Appearances
1930
Lee, South …
Other, age 4
Lee, South Carolina · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Bertha |
| Relationship to Head | granddaughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Lee-County, South …
Daughter, age 13
Lee-County, South Carolina · implied b. ~1927 — 9 household members
| Surname | Wilson |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Bishopville twp |
| 1935 Residence (County) | Lee |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 Bertha Wilson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Wilson
Daughter · 1940 · age 13 · b. ~1927 · South Carolina
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Sibling
Nelly Wilson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robt Wilson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Wilson
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mattie Wilson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lou Wilson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tom Wilson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Wilson
Sibling · 1940 · age 3
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 — Lee-County, South Carolina
Open full size
1940 US Federal Census — Lee-County, South Carolina
Page Contents
24 people indexed on this census page (nara:1940:m-t0627-03822-00212)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lucile Marshall | 19 | Sister | — | South Carolina |
| 2 | Eddie Marshall | 18 | Brother | Laborer | South Carolina |
| 3 | Levy Marshall | 13 | Brother | — | South Carolina |
| 4 | Edgar Marshall | 10 | Brother | — | South Carolina |
| 5 | Eugene Marshall | 8 | Brother | — | South Carolina |
| 6 | Eddie Heelsman|Hulsman | 50 | Head | Farmer | South Carolina |
| 7 | Janie Heelsman|Hulsman | 50 | Wife | — | South Carolina |
| 8 | Buddy Heelsman|Hulsman | 16 | Son | — | South Carolina |
| 9 | David Heelsman|Hulsman | 13 | Son | — | South Carolina |
| 10 | Ivey Heelsman|Hulsman | 11 | Daughter | — | South Carolina |
| 11 | Jeff Heelsman|Hulsman | 5 | Son | — | South Carolina |
| 12 | Robert L. Wilson | 71 | Head | Laborer | South Carolina |
| 13 | Mary Wilson | 30 | Daughter | Laborer | South Carolina |
| 14 | Nelly Wilson | 23 | Daughter | Laborer | South Carolina |
| 15 | Bertha Wilson THIS PERSON | 13 | Daughter | — | South Carolina |
| 16 | Lou Ida Wilson | 11 | Daughter | — | South Carolina |
| 17 | Mattie Lee Wilson | 7 | Daughter | — | South Carolina |
| 18 | Robt. Jr. Wilson | 4 | Son | — | South Carolina |
| 19 | Elizabeth Wilson | 3 | Daughter | — | South Carolina |
| 20 | Tom English Wilson | 1 | Son | — | South Carolina |
| 21 | Anthony S. Armstrong | 36 | Head | — | Texas |
| 22 | Dionnea Armstrong | 36 | Wife | — | Mississippi |
| 23 | Helen Armstrong | 4 | Daughter | — | South Carolina |
| 24 | Anthony Jr. Armstrong | 2 | Son | — | South Carolina |
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)