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John Simmons — 1920 US Census Record
Model Tree available1920 United States Federal Census · Charleston, South Carolina
Our Model Tree links this John Simmons across the 1910, 1920 and 1930 US Censuses in Charleston, South Carolina (XGBoost, ~Confirmed), with identified parents Adam & Rosa — first a son (b.~1905), then head of a 7-person household.
Age 15
b. ~1905
Male
Son
Born: South Carolina
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Charleston, South Carolina |
| Surname | Simmons |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Johns Island Township |
| Est. Birth Year | ~1905 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Simmons | Daughter | — | 13 | ~1907 |
| Ella Simmons | Daughter | — | 18 | ~1902 |
| Anabel Simmons | Daughter | — | 16 | ~1904 |
| Adam Simmons | Head | — | 48 | ~1872 |
| John Simmons | Son | — | 15 | ~1905 |
| William Simmons | Son | — | 12 | ~1908 |
| Rosa Simmons | Spouse | — | 45 | ~1875 |
Census Appearances
1910
Charleston, South …
Son, age 5
Charleston, South Carolina · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmon |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Charleston, South …
Son, age 15
Charleston, South Carolina · implied b. ~1905 — 7 household members
| Surname | Simmons |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Head, age 25
Charleston, South Carolina · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simons |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 14 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Gen. farm |
| Class of Worker | W |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Veteran | No |
| 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 John Simmons across 3 US Census years (1910, 1920 and 1930) in Charleston, South Carolina, using XGBoost record linkage. Identified parents: father Adam Simmons (~0.92 confidence) and mother Rosa Simmons (~0.92 confidence) and father Daniel Simmon (~0.92 confidence) and mother Sarah Simmon (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Adam Simmons
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Rosa Simmons
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Daniel Simmon
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Sarah Simmon
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Simmons
Son · 1920 · age 15 · b. ~1905 · South Carolina
★ You are viewing this record
Sibling
Anabel Simmons
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Simmons
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Simmons
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Simmons
Sibling · 1920 · age 18
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 — Charleston, South Carolina
Open full size
1920 US Federal Census — Charleston, South Carolina
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1688unit:0776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Robinson | 32 | Head | None | South Carolina |
| 2 | Emily Cohen | 14 | Daughter | None | South Carolina |
| 3 | Laura Cohen | 13 | Daughter | None | South Carolina |
| 4 | Nelson Clark | 71 | Head | Farmer | South Carolina |
| 5 | Attilio Cantino | 30 | Head | Clerk | Italy |
| 6 | Thomas E Miller | 30 | Head | Farmer | South Carolina |
| 7 | Catherine Wright | 57 | Head | Farmer | South Carolina |
| 8 | Isaac Wright | 21 | Son | Farm Laborer | South Carolina |
| 9 | Thomas Wright | 14 | Son | Farm Laborer | South Carolina |
| 10 | Lila Wright | 12 | Daughter | None | South Carolina |
| 11 | Benjamin Wright | 6 | Son | None | South Carolina |
| 12 | Rosalee Wright | 1 | Daughter | None | South Carolina |
| 13 | Francis Bailey | 25 | Head | Farmer | South Carolina |
| 14 | Rebecca Bailey | 18 | Wife | None | South Carolina |
| 15 | Evelina Bailey | 0 | Daughter | None | South Carolina |
| 16 | Thomas Smalls | 45 | Head | Farmer | South Carolina |
| 17 | Ella Smalls | 38 | Wife | Farm Laborer | South Carolina |
| 18 | Rosa Smalls | 14 | Daughter | None | South Carolina |
| 19 | Samuel Smalls | 13 | Son | None | South Carolina |
| 20 | Viola Smalls | 12 | Daughter | None | South Carolina |
| 21 | William Joyner | 30 | Head | Farmer | South Carolina |
| 22 | Virginia Joyner | 26 | Wife | None | South Carolina |
| 23 | Thomas Joyner | 9 | Son | None | South Carolina |
| 24 | Ben Mack | 59 | Head | Farmer | South Carolina |
| 25 | George Anna Mack | 39 | Wife | None | South Carolina |
| 26 | Joseph Mack | 17 | Son | Farm Laborer | South Carolina |
| 27 | Ben Mack | 12 | Son | None | South Carolina |
| 28 | Robert Mack | 9 | Son | None | South Carolina |
| 29 | Eliza Ann Mack | 7 | Daughter | None | South Carolina |
| 30 | Thomas Nelson | 42 | Head | Farmer | South Carolina |
| 31 | Eliza Nelson | 31 | Wife | None | South Carolina |
| 32 | Kennedy Nelson | 17 | Son | Farm Laborer | South Carolina |
| 33 | William Nelson | 13 | Son | None | South Carolina |
| 34 | Evelyn Nelson | 4 | Daughter | None | South Carolina |
| 35 | Benjamin Nelson | 2 | Son | None | South Carolina |
| 36 | Sophie Jackson | 81 | Mother | None | South Carolina |
| 37 | Adam Simmons | 48 | Head | Farmer | South Carolina |
| 38 | Rosa Simmons | 45 | Wife | None | South Carolina |
| 39 | Ella Simmons | 18 | Daughter | Farm Laborer | South Carolina |
| 40 | Anabel Simmons | 16 | Daughter | Farm Laborer | South Carolina |
| 41 | Mary Simmons | 13 | Daughter | None | South Carolina |
| 42 | John Simmons THIS PERSON | 15 | Son | None | South Carolina |
| 43 | William Simmons | 12 | Son | None | South Carolina |
| 44 | William Witsell | 42 | Head | Farmer | South Carolina |
| 45 | Lavinia Witsell | 25 | Wife | None | South Carolina |
| 46 | Benjamin Witsell | 9 | Son | None | South Carolina |
| 47 | Mattie Forrest | 7 | Niece | None | South Carolina |
| 48 | Estelle Simmons | 46 | Head | Farmer | South Carolina |
| 49 | Henry Simmons | 19 | Son | Farm Laborer | South Carolina |
| 50 | Martha Simmons | 13 | Daughter | None | South Carolina |
Pedigree Summary
John + 4 siblings
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 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)