MD
Mamie Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Orangeburg-County, South Carolina
Our Model Tree links this Mamie Davis across the 1920, 1930 and 1940 US Censuses in Orangeburg-County, South Carolina (XGBoost, ~Confirmed), with identified parents Willie & Agnes — first a spouse (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Orangeburg-County, South Carolina |
| Surname | Davis |
| Given Name | Mamie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Providence Township |
| 1935 Residence (County) | Orangeburg |
| Additional Details | |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 55 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farm Laborer |
| Township / Ward | Providence Township |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mamie | Age | Birth yr |
|---|---|---|---|---|
| Mamie Davis | Spouse | — | 30 | ~1910 |
| Bowder Davis | Head | — | 28 | ~1912 |
| Georgia Davis | Daughter | — | 1 | ~1939 |
Census Appearances
1920
Calhoun, South …
Daughter, age 8
Calhoun, South Carolina · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mamie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Orangeburg, South …
Daughter, age 19
Orangeburg, South Carolina · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mamie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| 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
Orangeburg-County, South …
Spouse, age 30
Orangeburg-County, South Carolina · implied b. ~1910 — 3 household members
| Surname | Davis |
| Given Name | Mamie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Providence Township |
| 1935 Residence (County) | Orangeburg |
| Occupation | farm laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 55 |
| Highest Grade | 7 |
| 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 Mamie Davis across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Willie Davis (~0.92 confidence) and mother Agnes Davis (~0.92 confidence) and father Isiah Davis (~0.92 confidence) and mother Agnes Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Willie Davis
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Agnes Davis
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Isiah Davis
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Agnes Davis
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mamie Davis
Spouse · 1940 · age 30 · b. ~1910 · South Carolina
★ You are viewing this record
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-t0627-03830-00545)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Junior Stewart | 4 | grandson | — | South Carolina |
| 2 | Alberrie Stewart | 3 | granddaughter | — | South Carolina |
| 3 | Freddie Prezzy | 39 | Head | Farm Laborer | South Carolina |
| 4 | Marie Prezzy | 31 | Wife | Farm Laborer | South Carolina |
| 5 | Rachael Prezzy | 12 | daughter | — | South Carolina |
| 6 | Beulah Mae Prezzy | 9 | daughter | — | South Carolina |
| 7 | Josephine Prezzy | 6 | daughter | — | South Carolina |
| 8 | William Prezzy | 4 | son | — | South Carolina |
| 9 | Halo Prezzy | 2 | son | — | South Carolina |
| 10 | Harry Johnson | 42 | Head | Farm Laborer | South Carolina |
| 11 | Beulah Johnson | 40 | wife | Farm Laborer | South Carolina |
| 12 | Mamie Johnson | 14 | daughter | Farm Laborer | South Carolina |
| 13 | Louis Johnson | 13 | son | — | South Carolina |
| 14 | Kit Johnson | 10 | son | — | South Carolina |
| 15 | Rochelle Johnson | 8 | daughter | — | South Carolina |
| 16 | Nathaniel Johnson | 5 | son | — | South Carolina |
| 17 | George Glover | 28 | Head | Farm Laborer | South Carolina |
| 18 | Mary Glover | 25 | wife | Farm Laborer | South Carolina |
| 19 | Willie Shinwell | 8 | stepson | — | South Carolina |
| 20 | Ida Gorden | 64 | Head | — | South Carolina |
| 21 | Jake Gilmore | 19 | grandson | Farm Laborer | South Carolina |
| 22 | John White | 67 | Head | — | South Carolina |
| 23 | Annie White | 42 | wife | — | South Carolina |
| 24 | William White | 21 | grandson | Farm Laborer | South Carolina |
| 25 | Samuel J. B. White | 23 | nephew | Farm Laborer | South Carolina |
| 26 | Marie White | 19 | niece | Farm Laborer | South Carolina |
| 27 | Willie Gadsden | 42 | Head | Farm Laborer | South Carolina |
| 28 | Lizzie Gadsden | 40 | wife | — | South Carolina |
| 29 | Maggie Gadsden | 16 | daughter | Farm Laborer | South Carolina |
| 30 | Carrie Gadsden | 8 | daughter | — | South Carolina |
| 31 | Rochelle Gadsden | 28 | sister | Farm Laborer | South Carolina |
| 32 | Cora Mae Waters | 12 | adopted daughter | — | South Carolina |
| 33 | Lucile Waters | 10 | adopted daughter | — | South Carolina |
| 34 | Table Ayee Waters | 8 | adopted daughter | — | South Carolina |
| 35 | Landrum Waters | 7 | adopted son | — | South Carolina |
| 36 | Lucia Davis | 9 | adopted daughter | — | South Carolina |
| 37 | Bowder Davis | 28 | Head | Farm Laborer | South Carolina |
| 38 | Mamie Davis THIS PERSON | 30 | wife | Farm Laborer | South Carolina |
| 39 | Georgia Mae Davis | 1 | daughter | — | South Carolina |
| 40 | Sam Freelack | 54 | Head | Farm Laborer | South Carolina |
Pedigree Summary
Mamie
Gen 1 · 4 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)