RB
Robert Black — 1940 US Census Record
Model Tree available1940 United States Federal Census · Beaufort-County, South Carolina
Our Model Tree links this Robert Black across the 1920, 1930 and 1940 US Censuses in Beaufort-County, South Carolina (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a son (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Beaufort-County, South Carolina |
| Surname | Black |
| Given Name | Robert Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Beaufort Township |
| 1935 Residence (County) | Beaufort |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 225 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Truck Driver |
| Township / Ward | Beaufort Township |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Evonne Black | Daughter | — | 11 | ~1929 |
| Thelma Black | Daughter | — | 17 | ~1923 |
| Robert Black | Head | — | 50 | ~1890 |
| Robert Black | Son | — | 20 | ~1920 |
| Theodore Black | Son | — | 14 | ~1926 |
| Rebecca Black | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Beaufort, South …
Son, age 3
Beaufort, South Carolina · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Robert Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | No |
| Can Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Beaufort, South …
Son, age 12
Beaufort, South Carolina · implied b. ~1918 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Beaufort-County, South …
Son, age 20
Beaufort-County, South Carolina · implied b. ~1920 — 6 household members
| Surname | Black |
| Given Name | Robert Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Beaufort Township |
| 1935 Residence (County) | Beaufort |
| Occupation | Truck Driver |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 225 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| 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 Robert Black across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Black (~0.92 confidence) and father Robert Black (~0.92 confidence) and mother Rebecca Black (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Black
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Robert Black
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Rebecca Black
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Black
Son · 1940 · age 20 · b. ~1920 · South Carolina
★ You are viewing this record
Sibling
Theodore Black
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Black
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evonne Black
Sibling · 1940 · age 11
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 — Beaufort-County, South Carolina
Open full size
1940 US Federal Census — Beaufort-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03790-00175)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Green | 5 | Daughter | — | South Carolina |
| 42 | Joe Lewis Green | 5 | Son | — | South Carolina |
| 43 | Steven Green | 24 | Head | Farmer | South Carolina |
| 44 | Eloise Green | 23 | Wife | — | South Carolina |
| 45 | Gennies Green | 6 | Daughter | — | South Carolina |
| 46 | John Green | 2 | Son | — | South Carolina |
| 47 | Gedeau Polite | 28 | Head | Farmer | South Carolina |
| 48 | Gladys Polite | 24 | Wife | Laborer | South Carolina |
| 49 | Idell Polite | 6 | Son | — | South Carolina |
| 50 | Gussie Goodwine | 42 | Head | Farmer | South Carolina |
| 51 | Francesca Goodwine | 41 | Wife | — | South Carolina |
| 52 | Jake Gardner | 27 | Head | Farmer | South Carolina |
| 53 | Aileen Gardner | 25 | Wife | — | South Carolina |
| 54 | Katherine Gardner | 13 | Daughter | — | South Carolina |
| 55 | Jonathan Gardner | 1 | Son | — | South Carolina |
| 56 | Robert Black | 50 | Head | Farmer | South Carolina |
| 57 | Rebecca Black | 49 | Wife | Teacher | South Carolina |
| 58 | Thelma Black | 17 | Daughter | — | South Carolina |
| 59 | Theodore Black | 14 | Son | — | South Carolina |
| 60 | Evonne Black | 11 | Daughter | — | South Carolina |
| 61 | Robert Jr. Black THIS PERSON | 20 | Son | Truck Driver | South Carolina |
| 62 | Sadie Singleton | 40 | Head | Laborer | South Carolina |
| 63 | Herbert Singleton | 17 | Son | Laborer | South Carolina |
| 64 | Freddie Singleton | 14 | Son | — | South Carolina |
| 65 | Robert Singleton | 10 | Son | — | South Carolina |
| 66 | Peter Singleton | 12 | Son | — | South Carolina |
| 67 | Rebecca Singleton | 9 | Daughter | — | South Carolina |
| 68 | James Singleton | 4 | Son | — | South Carolina |
| 69 | Will Drayton | 44 | Head | Farmer | South Carolina |
| 70 | Suzell Drayton | 34 | Wife | Laborer | South Carolina |
| 71 | Maggie Drayton | 22 | Daughter | — | South Carolina |
| 72 | Gladys Drayton | 16 | Daughter | — | South Carolina |
| 73 | Joseph Drayton | 18 | Son | Laborer | South Carolina |
| 74 | Jonathan Drayton | 4 | Son | — | South Carolina |
| 75 | Sammie Drayton | 1 | Son | — | South Carolina |
| 76 | Joe Brown | 32 | Head | Laborer | South Carolina |
| 77 | Carrie Brown | 27 | Wife | — | South Carolina |
| 78 | Isaac Byerson | 24 | Head | Farmer | South Carolina |
| 79 | Lizzie Byerson | 24 | Wife | Laborer | South Carolina |
| 80 | Bessie Byerson | 2 | Daughter | — | South Carolina |
Pedigree Summary
Robert + 3 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)