MJ
Mary John — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Greenville, South Carolina
Our Model Tree links this Mary John across the 1920 and 1930 US Censuses in Greenville, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1877), then head of a 10-person household.
Age 43
b. ~1877
Female
Spouse
Born: South Carolina
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Greenville, South Carolina |
| Surname | John |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Paris Mountain |
| Est. Birth Year | ~1877 |
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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| William John | Son | — | 2 | ~1918 |
| Sylvester John | Son | — | 20 | ~1900 |
| Alfred John | Son | — | 22 | ~1898 |
| Emma John | Daughter | — | 10 | ~1910 |
| Lillie John | Daughter | — | 8 | ~1912 |
| Mary John | Spouse | — | 43 | ~1877 |
| Sarah John | Daughter | — | 17 | ~1903 |
| Tom John | Head | — | 46 | ~1874 |
| Sam John | Son | — | 14 | ~1906 |
| Edith John | Daughter | — | 12 | ~1908 |
Census Appearances
1920
Greenville, South …
Spouse, age 43
Greenville, South Carolina · implied b. ~1877 — 10 household members
| Surname | John |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| 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
Greenville, South …
Spouse, age 53
Greenville, South Carolina · implied b. ~1877 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Mary Ellis |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 23 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| 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 John across 2 US Census years (1920 and 1930) in Greenville, South Carolina, using XGBoost record linkage.
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This person
Anchor record
Mary John
Spouse · 1920 · age 43 · b. ~1877 · 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 — Greenville, South Carolina
Open full size
1920 US Federal Census — Greenville, South Carolina
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1698unit:0588)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary | 5 | Daughter | — | South Carolina |
| 52 | Walter Lynch | 26 | Head | Farmer | Georgia |
| 53 | Lucy Lynch | 21 | Wife | — | South Carolina |
| 54 | Myrtle Lynch | 3 | Daughter | — | South Carolina |
| 55 | Vara Lynch | 1 | Daughter | — | South Carolina |
| 56 | Lois Lynch | 0 | Daughter | — | South Carolina |
| 57 | Thomas Elrod | 19 | Head | Farmer | South Carolina |
| 58 | Lenora Elrod | 20 | Wife | — | South Carolina |
| 59 | Berry Hammond | 64 | Head | Farmer | South Carolina |
| 60 | Mary E. Hammond | 67 | Wife | — | South Carolina |
| 61 | Maggie D. Hammond | 31 | Daughter | Farm Laborer | South Carolina |
| 62 | Elizabeth Hammond | 18 | Daughter | Farm Laborer | South Carolina |
| 63 | Lonnie M. Hammond | 16 | Daughter | Farm Laborer | South Carolina |
| 64 | Marie Hammond | 11 | Daughter | Farm Laborer | South Carolina |
| 65 | Walter Hammond | 13 | Son | Farm Laborer | South Carolina |
| 66 | Hazel Hammond | 4 | Grand son | — | South Carolina |
| 67 | Zulia Fox Hammond | 2 | Grand daughter | — | South Carolina |
| 68 | Samuel Hammond | 32 | Head | Farmer | South Carolina |
| 69 | Lillie Hammond | 23 | Wife | — | South Carolina |
| 70 | Ruby Hammond | 1 | Daughter | — | South Carolina |
| 71 | Mark C. Hammond | 37 | Head | Farmer | South Carolina |
| 72 | Louise Hammond | 35 | Wife | — | South Carolina |
| 73 | Mabell Hammond | 12 | Daughter | — | South Carolina |
| 74 | Lucille Hammond | 8 | Daughter | — | South Carolina |
| 75 | Naomi S. Hammond | 6 | Daughter | — | South Carolina |
| 76 | Brosy J. Hammond | 3 | Son | — | South Carolina |
| 77 | Tom John | 46 | Head | Farmer | South Carolina |
| 78 | Mary John THIS PERSON | 43 | Wife | — | South Carolina |
| 79 | Alfred John | 22 | Son | Farm Laborer | South Carolina |
| 80 | Sylvester John | 20 | Son | Farm Laborer | South Carolina |
| 81 | Sarah John | 17 | Daughter | Farm Laborer | South Carolina |
| 82 | Sam John | 14 | Son | Farm Laborer | South Carolina |
| 83 | Edith John | 12 | Daughter | Farm Laborer | South Carolina |
| 84 | Emma John | 10 | Daughter | — | South Carolina |
| 85 | Lillie B. John | 8 | Daughter | — | South Carolina |
| 86 | William H. John | 2 | Son | — | South Carolina |
| 87 | John W. Johns | 63 | Head | Farmer | North Carolina |
| 88 | Jennie Johns | 63 | Wife | — | North Carolina |
| 89 | James M. Johns | 34 | Son | Farm Laborer | North Carolina |
| 90 | Elizabeth Johns | 22 | Daughter | Laborer | North Carolina |
| 91 | Francis Johns | 15 | Daughter | Laborer | North Carolina |
| 92 | Florence Johns | 12 | Daughter | Laborer | North Carolina |
| 93 | Mary Johns | 10 | Daughter | — | North Carolina |
| 94 | Ruby R. Johns | 8 | Daughter | — | North Carolina |
| 95 | Paul Johns | 6 | Son | — | North Carolina |
| 96 | Grady J. Roach | 26 | Head | Farmer | South Carolina |
| 97 | Nannie E. Roach | 30 | Wife | — | South Carolina |
| 98 | Martha M. Roach | 2 | Daughter | — | South Carolina |
| 99 | Claude A. Roach | 21 | Son | Carpenter | South Carolina |
| 100 | Algernon A. Roach | 18 | Son | Farm Laborer | 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)