MJ
Mary Jefferson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Orangeburg, South Carolina
Our Model Tree links this Mary Jefferson across the 1910 and 1920 US Censuses in Orangeburg, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 12-person household.
Age 42
b. ~1878
Female
Spouse
Born: South Carolina
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Orangeburg, South Carolina |
| Surname | Jefferson |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Providence Township |
| Est. Birth Year | ~1878 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lula Jefferson | Daughter | — | 22 | ~1898 |
| Bertha Jefferson | Other | — | 5 | ~1915 |
| Martha Jefferson | Daughter | — | 8 | ~1912 |
| Mary Jefferson | Daughter | — | 15 | ~1905 |
| Isiah Jefferson | Daughter | — | 13 | ~1907 |
| Mamie Jefferson | Daughter | — | 10 | ~1910 |
| William Jefferson | Son | — | 22 | ~1898 |
| Mary Jefferson | Spouse | — | 42 | ~1878 |
| Alice Jefferson | Other | — | 2 | ~1918 |
| William Jefferson | Head | — | 63 | ~1857 |
| Linnie Jefferson | Daughter | — | 20 | ~1900 |
| Henrietta Jefferson | Daughter | — | 17 | ~1903 |
Census Appearances
1910
Orangeburg, South …
Spouse, age 33
Orangeburg, South Carolina · implied b. ~1877 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jefferson |
| Given Name | Mariah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Years Married | 9 |
| Children Born | 6 |
| Children Living | 4 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Orangeburg, South …
Spouse, age 42
Orangeburg, South Carolina · implied b. ~1878 — 12 household members
| Surname | Jefferson |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | 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 Jefferson across 2 US Census years (1910 and 1920) in Orangeburg, South Carolina, using XGBoost record linkage.
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This person
Anchor record
Mary Jefferson
Spouse · 1920 · age 42 · b. ~1878 · South Carolina
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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:0819)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lilly Hampton | 59 | Head | Farm Laborer | South Carolina |
| 52 | Estelle Hampton | 24 | Daughter | Farm Laborer | South Carolina |
| 53 | Pearlo Wilson | 23 | Daughter | Farm Laborer | South Carolina |
| 54 | Mary Wilson | 23 | Daughter | Farm Laborer | South Carolina |
| 55 | George Hilliard | 5 | Grandson | — | South Carolina |
| 56 | Freddie Davis | 3 | Grandson | — | South Carolina |
| 57 | Phelo Davis | 1 | Grandson | — | South Carolina |
| 58 | Lewis O. Dantzler | 35 | Head | Farmer | South Carolina |
| 59 | Fannie Dantzler | 28 | Wife | — | South Carolina |
| 60 | Lewis Dantzler | 11 | Son | — | South Carolina |
| 61 | Daniel Dantzler | 7 | Son | — | South Carolina |
| 62 | Virginia Dantzler | 1 | Daughter | — | South Carolina |
| 63 | James Williams | 37 | Head | Farmer | South Carolina |
| 64 | Addie Williams | 36 | Wife | — | South Carolina |
| 65 | Lizzie Williams | 13 | Daughter | — | South Carolina |
| 66 | Thomas Williams | 10 | Son | Farm Laborer | South Carolina |
| 67 | Miranda Williams | 4 | Daughter | — | South Carolina |
| 68 | James Williams | 5 | Son | — | South Carolina |
| 69 | Johnnie Singley | 30 | Head | Farmer | South Carolina |
| 70 | Hattie Singley | 27 | Wife | — | South Carolina |
| 71 | Willie Singley | 12 | Son | Farm Laborer | South Carolina |
| 72 | Missouri Singley | 10 | Daughter | — | South Carolina |
| 73 | Mary E. Singley | 8 | Daughter | — | South Carolina |
| 74 | Dwight Singley | 5 | Son | — | South Carolina |
| 75 | Mickey Singley | 2 | Son | — | South Carolina |
| 76 | Johnnie Jr. Singley | 1 | Son | — | South Carolina |
| 77 | Corine Bradley | 24 | Boarder | — | South Carolina |
| 78 | Robert Void | 21 | Head | Farmer | South Carolina |
| 79 | Clara Void | 20 | Wife | — | South Carolina |
| 80 | William Jefferson | 63 | Head | Farmer | South Carolina |
| 81 | Mary J. Jefferson THIS PERSON | 42 | Wife | — | South Carolina |
| 82 | William Jefferson | 22 | Son | Farm Laborer | South Carolina |
| 83 | Lula Jefferson | 22 | Daughter | — | South Carolina |
| 84 | Linnie Jefferson | 20 | Daughter | Farm Laborer | South Carolina |
| 85 | Henrietta Jefferson | 17 | Daughter | Farm Laborer | South Carolina |
| 86 | Mary Jefferson | 15 | Daughter | Farm Laborer | South Carolina |
| 87 | Isiah Jefferson | 13 | Daughter | — | South Carolina |
| 88 | Mamie Jefferson | 10 | Daughter | — | South Carolina |
| 89 | Martha Jefferson | 8 | Daughter | — | South Carolina |
| 90 | Bertha Jefferson | 5 | Granddaughter | — | South Carolina |
| 91 | Alice Jefferson | 2 | Granddaughter | — | South Carolina |
| 92 | Arthur Davis | 21 | Head | Farm Laborer | South Carolina |
| 93 | Dennis Void | 55 | Head | Farmer | South Carolina |
| 94 | Fannie Void | 55 | Wife | — | South Carolina |
| 95 | Leander Void | 18 | Stepdaughter | — | South Carolina |
| 96 | Wally Void | 12 | Stepson | Farm Laborer | South Carolina |
| 97 | Douglas Void | 10 | Stepson | — | South Carolina |
| 98 | Fannie Void | 7 | Stepdaughter | — | South Carolina |
| 99 | Capers S. Hilliard | 62 | Head | Farmer | South Carolina |
| 100 | Liaha Hilliard | 59 | Wife | — | South Carolina |
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)