MJ
Martha Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Orangeburg-County, South Carolina
Our Model Tree links this Martha Jackson across the 1920, 1930 and 1940 US Censuses in Orangeburg-County, South Carolina (XGBoost, ~Confirmed), with identified parents Jessie & Jeffie — first a daughter (b.~1916), then head of a 11-person household.
Age 24
b. ~1916
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orangeburg-County, South Carolina |
| Surname | Jackson |
| Given Name | Martha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Elizabeth Township |
| 1935 Residence (County) | Orangeburg |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farm Laborer |
| Township / Ward | Elizabeth Township |
| Est. Birth Year | ~1916 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Janie Jackson | Daughter | — | 18 | ~1922 |
| Bessie Jackson | Daughter | — | 17 | ~1923 |
| Martha Jackson | Daughter | — | 24 | ~1916 |
| Mary Jackson | Daughter | — | 26 | ~1914 |
| Jeffie Jackson | Head | — | 61 | ~1879 |
| Estoria Livingston | Other | — | 18 | ~1922 |
| Daisy Livingston | Other | — | 20 | ~1920 |
| Thomas Jackson | Son | — | 30 | ~1910 |
| Benjamin Jackson | Son | — | 33 | ~1907 |
| David Jackson | Son | — | 13 | ~1927 |
| Queenie Jackson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Orangeburg, South …
Daughter, age 4
Orangeburg, South Carolina · implied b. ~1916 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Orangeburg, South …
Daughter, age 15
Orangeburg, South Carolina · implied b. ~1915 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| 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 …
Daughter, age 24
Orangeburg-County, South Carolina · implied b. ~1916 — 11 household members
| Surname | Jackson |
| Given Name | Martha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Elizabeth Township |
| 1935 Residence (County) | Orangeburg |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Highest Grade | No 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 Martha Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jessie Jackson (~0.92 confidence) and father Jeffie Jackson (~0.92 confidence) and father Jeff Jackson (~0.92 confidence) and mother Annie Jackson (~0.92 confidence) and mother Queenie Jackson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jessie Jackson
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Jeffie Jackson
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Jeff Jackson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Annie Jackson
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Queenie Jackson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martha Jackson
Daughter · 1940 · age 24 · b. ~1916 · South Carolina
★ You are viewing this record
Sibling
Janie Jackson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Benjamin Jackson
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Jackson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Jackson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Jackson
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Jackson
Sibling · 1940 · age 17
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 — 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-t0627-03829-00519)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Robinson | 18 | brother-in-law | Farm Laborer | South Carolina |
| 2 | Julia Oliver | 38 | sister-in-law | — | South Carolina |
| 3 | Sallie Nicks | 65 | aunt | — | South Carolina |
| 4 | Jacob Brimfield | 21 | head | Farm Laborer | South Carolina |
| 5 | Freda Mae Brimfield | 19 | wife | — | South Carolina |
| 6 | Jeffie Jackson | 61 | head | Farmer | South Carolina |
| 7 | Queenie Jackson | 52 | wife | Farm Laborer | South Carolina |
| 8 | Benjamin Jackson | 33 | son | Farm Laborer | South Carolina |
| 9 | Thomas Jackson | 30 | son | Farm Laborer | South Carolina |
| 10 | Mary Ann Jackson | 26 | daughter | Farm Laborer | South Carolina |
| 11 | Martha Jackson THIS PERSON | 24 | daughter | Farm Laborer | South Carolina |
| 12 | Janie Jackson | 18 | daughter | — | South Carolina |
| 13 | Bessie Lou Jackson | 17 | daughter | — | South Carolina |
| 14 | David Jackson | 13 | son | — | South Carolina |
| 15 | Daisy Livingston | 20 | niece | — | South Carolina |
| 16 | Estoria Livingston | 18 | niece | — | South Carolina |
| 17 | Roscoe Jones | 24 | head | Farm Laborer | South Carolina |
| 18 | Rosalie Jones | 34 | sister | — | South Carolina |
| 19 | Mellie Jones | 33 | sister | Farm Laborer | South Carolina |
| 20 | Ollie Jones | 31 | sister | Farm Laborer | South Carolina |
| 21 | W. Marvin Martin | 59 | head | Farmer | South Carolina |
| 22 | Leila V. Martin | 52 | wife | — | South Carolina |
| 23 | Olivet B. Martin | 24 | daughter | 85 | South Carolina |
| 24 | Willard Martin | 22 | son | Laborer | South Carolina |
| 25 | Bryant Clifton | 22 | head | Farm Laborer | South Carolina |
| 26 | Lucile Clifton | 21 | wife | — | South Carolina |
| 27 | Annie Ruth Clifton | 1 | daughter | — | South Carolina |
| 28 | John Robert Clifton | 0 | son | — | South Carolina |
| 29 | Sallie Wolfe | 72 | head | — | Georgia |
| 30 | Mildred Wolfe | 36 | daughter | — | South Carolina |
| 31 | Richard Roach | 64 | head | Farmer | South Carolina |
| 32 | Rebecca Roach | 55 | wife | Farm Laborer | South Carolina |
| 33 | Robert Roach | 8 | grand-son | — | South Carolina |
| 34 | Marion Amaker | 28 | head | Farmer | South Carolina |
| 35 | Ethel Amaker | 26 | wife | Farm Laborer | South Carolina |
| 36 | Cora Lee Amaker | 7 | daughter | — | South Carolina |
| 37 | Marion Jr. Amaker | 5 | son | — | South Carolina |
| 38 | Claran Amaker | 3 | son | — | South Carolina |
| 39 | Enell Amaker | 1 | son | — | South Carolina |
| 40 | Nehemiah Amaker | 0 | son | — | South Carolina |
Related Census Records
Pedigree Summary
Martha + 6 siblings
Gen 1 · 5 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)