MS
Mary Sims — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Fairfield, South Carolina
Our Model Tree links this Mary Sims across the 1920 and 1930 US Censuses in Fairfield, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 9-person household.
Age 12
b. ~1918
Female
Daughter
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Fairfield, South Carolina |
| Surname | Sims |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Township 3 |
| Est. Birth Year | ~1918 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lizzie Sims | Other | — | 40 | ~1890 |
| Lizzie Sims | Daughter | — | 11 | ~1919 |
| Mary Sims | Daughter | — | 12 | ~1918 |
| Amanda Sims | Daughter | — | 14 | ~1916 |
| Rosanna Sims | Daughter | — | 20 | ~1910 |
| Jim Sims | Head | — | 45 | ~1885 |
| Samuel Sims | Son | — | 10 | ~1920 |
| Annie Sims | Daughter | — | 16 | ~1914 |
| Mary Sims | Daughter | — | 18 | ~1912 |
Census Appearances
1920
Newberry, South …
Daughter, age 2
Newberry, South Carolina · implied b. ~1918 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sims |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Fairfield, South …
Daughter, age 12
Fairfield, South Carolina · implied b. ~1918 — 9 household members
| Surname | Sims |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| 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 |
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 Sims across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Sims
Daughter · 1930 · age 12 · b. ~1918 · South Carolina
★ You are viewing this record
Sibling
Mary Sims
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Sims
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Sims
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amanda Sims
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosanna Sims
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lizzie Sims
Sibling · 1930 · age 11
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
1930 US Federal Census — Fairfield, South Carolina
Open full size
1930 US Federal Census — Fairfield, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2196unit:0121)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Willie Boulware | 42 | Head | Farmer | South Carolina |
| 52 | Mary Boulware | 39 | Wife-H | Farm Laborer | South Carolina |
| 53 | Susan Davis | 45 | Head | Farmer | South Carolina |
| 54 | Lillie Davis | 19 | Daughter | Farm Laborer | South Carolina |
| 55 | Lula Davis | 17 | Daughter | Farm Laborer | South Carolina |
| 56 | Maggie Davis | 15 | Daughter | Farm Laborer | South Carolina |
| 57 | Rosa Davis | 13 | Daughter | — | South Carolina |
| 58 | Lizzie Davis | 11 | Daughter | — | South Carolina |
| 59 | Mary Davis | 9 | Daughter | — | South Carolina |
| 60 | Bertha Davis | 7 | Daughter | — | South Carolina |
| 61 | Martha Davis | 5 | Daughter | — | South Carolina |
| 62 | Willie Davis | 3 | Son | — | South Carolina |
| 63 | James Davis | 1 | Son | — | South Carolina |
| 64 | Simonds | 40 | Head | Farmer | South Carolina |
| 65 | Amanda Simonds | 18 | Daughter | Farm Laborer | South Carolina |
| 66 | Maggie Simonds | 16 | Daughter | Farm Laborer | South Carolina |
| 67 | Willie Simonds | 14 | Son | Farm Laborer | South Carolina |
| 68 | James Simonds | 12 | Son | — | South Carolina |
| 69 | John Simonds | 10 | Son | — | South Carolina |
| 70 | George Butler | 41 | Head | Farmer | South Carolina |
| 71 | Maggie Butler | 40 | Wife-H | Farm Laborer | South Carolina |
| 72 | William Butler | 18 | Son | Farm Laborer | South Carolina |
| 73 | Abraham Butler | 16 | Son | Farm Laborer | South Carolina |
| 74 | James Butler | 14 | Son | Farm Laborer | South Carolina |
| 75 | George Butler | 12 | Son | — | South Carolina |
| 76 | Edward Sims | 51 | Head | Farmer | South Carolina |
| 77 | Sarah Sims | 48 | Wife-H | Farm Laborer | South Carolina |
| 78 | Maggie Sims | 18 | Daughter | Farm Laborer | South Carolina |
| 79 | Cornelia Strong | 12 | Grand Daughter | — | South Carolina |
| 80 | Raymond Strong | 10 | Grand Son | — | South Carolina |
| 81 | Edward Strong | 8 | Grand Son | — | South Carolina |
| 82 | Hezekiah Sims | 24 | Head | Farmer | South Carolina |
| 83 | Martha Sims | 20 | Wife-H | Farm Laborer | South Carolina |
| 84 | Edward Sims | 1 | Son | — | South Carolina |
| 85 | Margaret Strong | 22 | Sister-in-law | Farm Laborer | South Carolina |
| 86 | Sophia Strong | 1 | Daughter | — | South Carolina |
| 87 | Jim Sims | 45 | Head | Farmer | South Carolina |
| 88 | Lizzie Sims | 40 | Wife-H | Farm Laborer | South Carolina |
| 89 | Rosanna Sims | 20 | Daughter | Farm Laborer | South Carolina |
| 90 | Mary Sims | 18 | Daughter | Farm Laborer | South Carolina |
| 91 | Annie Sims | 16 | Daughter | Farm Laborer | South Carolina |
| 92 | Amanda Sims | 14 | Daughter | Farm Laborer | South Carolina |
| 93 | Mary Sims THIS PERSON | 12 | Daughter | — | South Carolina |
| 94 | Lizzie Sims | 11 | Daughter | — | South Carolina |
| 95 | Samuel Sims | 10 | Son | — | South Carolina |
| 96 | George Othello | 45 | Head | Farmer | South Carolina |
| 97 | Ada Othello | 41 | Wife-H | Farm Laborer | South Carolina |
| 98 | Leman Othello | 18 | Daughter | Farm Laborer | South Carolina |
| 99 | James Othello | 1 | Grand Son | — | South Carolina |
| 100 | — | None | — | — | — |
Related Census Records
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)