MS
Mary Simmons — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Charleston, South Carolina
Our Model Tree links this Mary Simmons across the 1930 and 1940 US Censuses in Charleston, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 10-person household.
Age 34
b. ~1896
Female
Spouse
Born: South Carolina
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Charleston, South Carolina |
| Surname | Simmons |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 18 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Can Read/Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Maryville Town |
| Est. Birth Year | ~1896 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ernestine Simmons | Daughter | — | 15 | ~1915 |
| Coralee Simmons | Daughter | — | 13 | ~1917 |
| Florence Simmons | Daughter | — | 20 | ~1910 |
| James Simmons | Head | — | 42 | ~1888 |
| Allen Simmons | Son | — | 6 | ~1924 |
| James Simmons | Son | — | 15 | ~1915 |
| Fred Simmons | Son | — | 8 | ~1922 |
| Julius Simmons | Son | — | 10 | ~1920 |
| Francis Simmons | Son | — | 3 | ~1927 |
| Mary Simmons | Spouse | — | 34 | ~1896 |
Census Appearances
1930
Charleston, South …
Spouse, age 34
Charleston, South Carolina · implied b. ~1896 — 10 household members
| Surname | Simmons |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 18 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Charleston-County, South …
Spouse, age 42
Charleston-County, South Carolina · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Summons |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | St. Pauls Twp |
| 1935 Residence (County) | Charleston |
| Hours Worked | 55 |
| Highest Grade | No 4 |
| 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 Mary Simmons across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Simmons
Spouse · 1930 · age 34 · b. ~1896 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Charleston, South Carolina
Open full size
1930 US Federal Census — Charleston, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2190unit:0805)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Simmons | 19 | Boarder | — | South Carolina |
| 2 | Rosalie Simmons | 19 | Cousin | — | South Carolina |
| 3 | Edward Tucker | 43 | Head | Laborer | North Carolina |
| 4 | Bertha Gates | 33 | Head | Laborer | South Carolina |
| 5 | Ben Gates | 30 | Boarder | Laborer | South Carolina |
| 6 | Sam Peter | 35 | Head | Laborer | South Carolina |
| 7 | Sarah Peter | 22 | Wife | — | South Carolina |
| 8 | John Morris | 22 | Boarder | Laborer | South Carolina |
| 9 | John Young | 75 | Head | — | South Carolina |
| 10 | Charlie Bull | 43 | Head | Laborer | South Carolina |
| 11 | Louisa Bull | 37 | Wife | — | South Carolina |
| 12 | Eliza Bull | 5 | Son | — | South Carolina |
| 13 | Peter Bull | 2 | Daughter | — | South Carolina |
| 14 | Arthur Green | 11 | Step-son | — | South Carolina |
| 15 | Martha Johnson | 35 | Head | Laborer | South Carolina |
| 16 | Jerry Smith | 11 | Friend | Laborer | South Carolina |
| 17 | Lucinda Mitchell | 11 | Sister | — | South Carolina |
| 18 | William Simmons | 52 | Head | — | South Carolina |
| 19 | Edward Ferguson | 40 | Head | Marshal | South Carolina |
| 20 | Robert Groves | 40 | Head | Laborer | South Carolina |
| 21 | Jane Groves | 35 | Wife | — | South Carolina |
| 22 | Daisy Butler | 29 | Head | Cook | South Carolina |
| 23 | Albert Butler | 2 | Son | — | South Carolina |
| 24 | Liza Jones | 20 | Boarder | Laborer | South Carolina |
| 25 | Garfield Green | 38 | Head | Cook | South Carolina |
| 26 | Joe Gunal | 55 | Boarder | Laborer | South Carolina |
| 27 | James Simmons | 42 | Head | Carpenter | South Carolina |
| 28 | Mary Simmons THIS PERSON | 34 | Wife | — | South Carolina |
| 29 | Florence Simmons | 20 | Daughter | — | South Carolina |
| 30 | James Simmons | 15 | Son | Laborer | South Carolina |
| 31 | Ernestine Simmons | 15 | Daughter | — | South Carolina |
| 32 | Coralee Simmons | 13 | Daughter | — | South Carolina |
| 33 | Julius Simmons | 10 | Son | — | South Carolina |
| 34 | Fred Simmons | 8 | Son | — | South Carolina |
| 35 | Allen Simmons | 6 | Son | — | South Carolina |
| 36 | Francis Simmons | 3 | Son | — | South Carolina |
| 37 | Francis Holmes | 72 | Head | — | South Carolina |
| 38 | Maria Gibson | 53 | Sister | — | South Carolina |
| 39 | Frederick Seabrook | 48 | Head | Clerk | South Carolina |
| 40 | Marie Seabrook | 35 | Wife | Dressmaker | South Carolina |
| 41 | Victoria Gouray | 52 | Head | — | South Carolina |
| 42 | James Simmons | 50 | Head | Laborer | South Carolina |
| 43 | Henrietta Simmons | 35 | Wife | Laborer | South Carolina |
| 44 | Nathan Simmons | 15 | Son | — | South Carolina |
| 45 | Lizzie Simmons | 11 | Daughter | — | South Carolina |
| 46 | Robert Simmons | 8 | Son | — | South Carolina |
| 47 | Annie Simmons | 5 | Son | — | South Carolina |
| 48 | Milton Grant | 40 | Head | Proprietor | South Carolina |
| 49 | Corabell Grant | 26 | Wife | — | South Carolina |
| 50 | Milton Jr. Grant | 2 | Son | — | South Carolina |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)