MD
Mary Douglas — 1920 US Census Record
Model Tree available1920 United States Federal Census · Orangeburg, South Carolina
Our Model Tree links this Mary Douglas across the 1910, 1920 and 1930 US Censuses in Orangeburg, South Carolina (XGBoost, ~Confirmed), with identified parents Ella & Simeon — first a daughter (b.~1902), then head of a 6-person household.
Age 18
b. ~1902
Female
Daughter
Born: South Carolina
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Orangeburg, South Carolina |
| Surname | Douglas |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | Willow Township |
| Est. Birth Year | ~1902 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Douglas | Daughter | — | 18 | ~1902 |
| Modell Douglas | Daughter | — | 11 | ~1909 |
| Simeon Douglas | Head | — | 47 | ~1873 |
| Simeon Douglas | Son | — | 14 | ~1906 |
| Ace Douglas | Son | — | 3 | ~1917 |
| Anna Douglas | Spouse | — | 28 | ~1892 |
Census Appearances
1910
Orangeburg, South …
Daughter, age 8
Orangeburg, South Carolina · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Maud |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Orangeburg, South …
Daughter, age 18
Orangeburg, South Carolina · implied b. ~1902 — 6 household members
| Surname | Douglas |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Orangeburg, South …
Daughter, age 25
Orangeburg, South Carolina · implied b. ~1905 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglass |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| 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 |
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 Douglas across 3 US Census years (1910, 1920 and 1930) in Orangeburg, South Carolina, using XGBoost record linkage. Identified parents: mother Ella Douglas (~0.92 confidence) and father Simeon Douglas (~0.92 confidence) and father Jim Douglass (~0.92 confidence) and mother Anna Douglas (~0.60 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Mother
Ella Douglas
b. ~1866
Source mother
● Household
· direct · ~0.92
Father
Simeon Douglas
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Jim Douglass
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Anna Douglas
b. ~1892
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Mary Douglas
Daughter · 1920 · age 18 · b. ~1902 · South Carolina
★ You are viewing this record
Sibling
Modell Douglas
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Simeon Douglas
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ace Douglas
Sibling · 1920 · 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
1920 US Federal Census — Orangeburg, South Carolina
Open full size
1920 US Federal Census — Orangeburg, South Carolina
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1705unit:1009)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James Washington | 34 | Head | — | South Carolina |
| 52 | Lizzie Washington | 23 | Sister | — | South Carolina |
| 53 | Willie Trapp | 43 | Head | Farmer | South Carolina |
| 54 | Hattie Trapp | 42 | Wife | — | South Carolina |
| 55 | Willie Trapp | 19 | Son | Laborer | South Carolina |
| 56 | Hattie Trapp | 11 | Daughter | — | South Carolina |
| 57 | Effie Clayton | 43 | Head | Farmer | South Carolina |
| 58 | Charlie Clayton | 21 | Son | Laborer | South Carolina |
| 59 | Joe Clayton | 20 | Son | Laborer | South Carolina |
| 60 | Eugene Clayton | 6 | Son | — | South Carolina |
| 61 | Isabell Clayton | 22 | Daughter | — | South Carolina |
| 62 | Hattie Clayton | 4 | Daughter | — | South Carolina |
| 63 | Joe James | 43 | Head | — | South Carolina |
| 64 | Minnie James | 64 | Wife | — | South Carolina |
| 65 | Lillie James | 16 | Daughter | — | South Carolina |
| 66 | Beatrice James | 11 | Daughter | — | South Carolina |
| 67 | Clinton James | 9 | Son | — | South Carolina |
| 68 | Jacob Allen | 26 | Head | Laborer | South Carolina |
| 69 | Mattie Allen | 43 | Wife | — | South Carolina |
| 70 | Prince Trapp | 43 | Head | Farmer | South Carolina |
| 71 | Lizzie Trapp | 25 | Wife | — | South Carolina |
| 72 | Lillie Trapp | 18 | Daughter | — | South Carolina |
| 73 | Alice Trapp | 15 | Daughter | — | South Carolina |
| 74 | John Trapp | 13 | Son | — | South Carolina |
| 75 | John Lee Trapp | 10 | Son | — | South Carolina |
| 76 | Clinton Trapp | 6 | Son | — | South Carolina |
| 77 | Eugene Belton | 35 | Head | Farmer | South Carolina |
| 78 | Minnie Belton | 30 | Wife | — | South Carolina |
| 79 | Eugene Trapp | 38 | Head | Farmer | South Carolina |
| 80 | Eva Trapp | 34 | Wife | — | South Carolina |
| 81 | Henry Trapp | 16 | Son | Laborer | South Carolina |
| 82 | Bertha Trapp | 14 | Daughter | — | South Carolina |
| 83 | Ruth Trapp | 12 | Daughter | — | South Carolina |
| 84 | Bob Trapp | 10 | Son | — | South Carolina |
| 85 | Esther Trapp | 3 | Daughter | — | South Carolina |
| 86 | Simeon Douglas | 47 | Head | Farmer | South Carolina |
| 87 | Anna Douglas | 28 | Wife | — | South Carolina |
| 88 | Mary Douglas THIS PERSON | 18 | Daughter | Laborer | South Carolina |
| 89 | Simeon Douglas | 14 | Son | — | South Carolina |
| 90 | Modell Douglas | 11 | Daughter | — | South Carolina |
| 91 | Ace Douglas | 3 | Son | — | South Carolina |
| 92 | P. Head Jenkins | 44 | Head | Farmer | South Carolina |
| 93 | Hattie Jenkins | 48 | Wife | — | South Carolina |
| 94 | Willie C. Jenkins | 22 | Son | Laborer | South Carolina |
| 95 | Lizzie Jenkins | 13 | Daughter | — | South Carolina |
| 96 | Arthur Eagle | 34 | Head | Farmer | South Carolina |
| 97 | Alice Eagle | 33 | Wife | — | South Carolina |
| 98 | Effie Eagle | 13 | Daughter | — | South Carolina |
| 99 | George Eagle | 11 | Son | — | South Carolina |
| 100 | Annie Eagle | 2 | Daughter | — | South Carolina |
Pedigree Summary
Mary + 3 siblings
Gen 1 · 4 parents
~0.84
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)