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John Simpson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orangeburg-County, South Carolina
Our Model Tree links this John Simpson across the 1920, 1930 and 1940 US Censuses in Orangeburg-County, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 8-person household.
Age 52
b. ~1888
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Orangeburg-County, South Carolina |
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Zion Township |
| 1935 Residence (County) | Orangeburg |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 55 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farmer |
| Township / Ward | Zion Township |
| Est. Birth Year | ~1888 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Fairybelle Simpson | Daughter | — | 25 | ~1915 |
| Almeta Simpson | Daughter | — | 18 | ~1922 |
| Maydean Simpson | Daughter | — | 13 | ~1927 |
| John Simpson | Head | — | 52 | ~1888 |
| James Simpson | Son | — | 8 | ~1932 |
| Walter Simpson | Son | — | 11 | ~1929 |
| Edward Simpson | Son | — | 16 | ~1924 |
| Rebecca Simpson | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Orangeburg, South …
Head, age 33
Orangeburg, South Carolina · implied b. ~1887 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Orangeburg, South …
Head, age 42
Orangeburg, South Carolina · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 24 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farm laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Orangeburg-County, South …
Head, age 52
Orangeburg-County, South Carolina · implied b. ~1888 — 8 household members
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Zion Township |
| 1935 Residence (County) | Orangeburg |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 55 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 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 John Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Simpson
Head · 1940 · age 52 · b. ~1888 · South Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Orangeburg-County, South Carolina
Open full size
1940 US Federal Census — Orangeburg-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03830-00830)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice Williams | 25 | Wife | — | South Carolina |
| 42 | Roosevelt Lewis | 26 | Head | Farm Laborer | South Carolina |
| 43 | Inez Lewis | 25 | Wife | — | South Carolina |
| 44 | Roland Lewis | 1 | Daughter | — | South Carolina |
| 45 | James Mickens | 54 | Head | Farmer | South Carolina |
| 46 | Sophronia Mickens | 35 | Wife | — | South Carolina |
| 47 | Elizabeth Mickens | 16 | Daughter | — | South Carolina |
| 48 | Leonard Mickens | 14 | Son | — | South Carolina |
| 49 | Norman Mickens | 10 | Son | — | South Carolina |
| 50 | Charles Darby | 26 | Head | Farm Laborer | South Carolina |
| 51 | Eloise Darby | 25 | Wife | — | South Carolina |
| 52 | Verchell Darby | 5 | Daughter | — | South Carolina |
| 53 | Jamie Mae Darby | 2 | Daughter | — | South Carolina |
| 54 | Lillie Mae Darby | 0 | Daughter | — | South Carolina |
| 55 | Theodore Bradley | 45 | Head | Farmer | South Carolina |
| 56 | Rosalee Bradley | 36 | Wife | Laundress | South Carolina |
| 57 | Rosena Bradley | 15 | Daughter | — | South Carolina |
| 58 | Theodore Jr Bradley | 14 | Son | Farm Laborer | South Carolina |
| 59 | Lorenza Bradley | 13 | Daughter | — | South Carolina |
| 60 | George Lee Bradley | 12 | Son | — | South Carolina |
| 61 | Jim Bradley | 10 | Son | — | South Carolina |
| 62 | Dilway Bradley | 8 | Son | — | South Carolina |
| 63 | Arthur Bradley | 7 | Son | — | South Carolina |
| 64 | Walter Bradley | 6 | Son | — | South Carolina |
| 65 | Mozelle Bradley | 5 | Daughter | — | South Carolina |
| 66 | David Bradley | 0 | Son | — | South Carolina |
| 67 | Bennie B. Bates | 43 | Head | Farmer | South Carolina |
| 68 | Sara Bates | 47 | Wife | — | South Carolina |
| 69 | Neal Hill | 23 | Step-son | Foreman | South Carolina |
| 70 | John Simpson THIS PERSON | 52 | Head | Farmer | South Carolina |
| 71 | Rebecca Simpson | 43 | Wife | — | South Carolina |
| 72 | Fairybelle Simpson | 25 | Daughter | — | South Carolina |
| 73 | Almeta Simpson | 18 | Daughter | — | South Carolina |
| 74 | Edward Simpson | 16 | Son | — | South Carolina |
| 75 | Maydean Simpson | 13 | Daughter | — | South Carolina |
| 76 | Walter Simpson | 11 | Son | — | South Carolina |
| 77 | James Simpson | 8 | Son | — | South Carolina |
| 78 | Roy Hanechka | 37 | Head | Attendant | New Jersey |
| 79 | Leedy Hanechka | 36 | Wife | — | South Carolina |
| 80 | Leon Hughes | 41 | Head | — | 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)