ST
Sarah Thomas — 1930 US Census Record
Model Tree available1930 United States Federal Census · Florence, South Carolina
Our Model Tree links this Sarah Thomas across the 1920, 1930 and 1940 US Censuses in Florence, South Carolina (XGBoost, ~Confirmed), with identified parents Dudley & Laura — first a daughter (b.~1918), then head of a 2-person household.
Age 12
b. ~1918
Female
Daughter
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Florence, South Carolina |
| Surname | Thomas |
| Given Name | Sarah |
| 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 | Florence City |
| 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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Sarah Thomas | Daughter | — | 12 | ~1918 |
| Rense Thomas | Head | — | 31 | ~1899 |
Census Appearances
1920
Darlington, South …
Daughter, age 2
Darlington, South Carolina · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Sarah |
| 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 |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Florence, South …
Daughter, age 12
Florence, South Carolina · implied b. ~1918 — 2 household members
| Surname | Thomas |
| Given Name | Sarah |
| 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 |
1940
Florence-County, South …
Other, age 21
Florence-County, South Carolina · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Stalvey |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | McMillan Township |
| 1935 Residence (County) | Florence |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 30 |
| 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 Sarah Thomas across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Dudley Thomas (~0.92 confidence) and mother Laura Thomas (~0.92 confidence) and father Rense Thomas (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Dudley Thomas
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Laura Thomas
b. ~1892
Source mother
● Household
· direct · ~0.92
Father
Rense Thomas
b. ~1899
Source father
● Household
· direct · ~0.92
This person
Anchor record
Sarah Thomas
Daughter · 1930 · age 12 · b. ~1918 · 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 — Florence, South Carolina
Open full size
1930 US Federal Census — Florence, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2196unit:0954)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rense Thomas | 31 | Head | — | South Carolina |
| 2 | Sarah Thomas THIS PERSON | 12 | Daughter | — | South Carolina |
| 3 | William Smiley | 50 | Head | Laborer | South Carolina |
| 4 | Allie Smiley | 40 | Wife | Cook | South Carolina |
| 5 | William Robertson | 50 | Head | Laborer | South Carolina |
| 6 | Allina Robertson | 41 | Wife | — | South Carolina |
| 7 | Thomas Singleton | 38 | Head | Laborer | South Carolina |
| 8 | Raymond Singleton | 15 | Son | — | South Carolina |
| 9 | Thomas Jr. Singleton | 13 | Son | — | South Carolina |
| 10 | James Singleton | 11 | Son | — | South Carolina |
| 11 | Robert Singleton | 10 | Son | — | South Carolina |
| 12 | John Singleton | 8 | Son | — | South Carolina |
| 13 | William Singleton | 5 | Son | — | South Carolina |
| 14 | Jesse Singleton | 3 | Son | — | South Carolina |
| 15 | Theodore Singleton | 1 | Son | — | South Carolina |
| 16 | Alice Hill | 40 | Head | Laundress | South Carolina |
| 17 | Alice Hill | 18 | Daughter | — | South Carolina |
| 18 | James Hill | 16 | Son | — | South Carolina |
| 19 | Theodore Hill | 14 | Son | — | South Carolina |
| 20 | Thomas Hill | 12 | Son | — | South Carolina |
| 21 | Lizzie Hill | 10 | Daughter | — | South Carolina |
| 22 | Robert Sweet | 40 | Head | Laborer | South Carolina |
| 23 | Hattie Sweet | 36 | Wife | — | South Carolina |
| 24 | Robert Jr. Sweet | 14 | Son | — | South Carolina |
| 25 | William Atkinson | 28 | Head | Laborer | South Carolina |
| 26 | Jane Atkinson | 22 | Wife | — | South Carolina |
| 27 | William Jr. Atkinson | 3 | Son | — | South Carolina |
| 28 | Theodore Atkinson | 1 | Son | — | South Carolina |
| 29 | William J. White | 38 | Head | Laborer | South Carolina |
| 30 | Mary White | 38 | Wife | — | South Carolina |
| 31 | William Jr. White | 16 | Son | — | South Carolina |
| 32 | William Kelly | 23 | Head | Laborer | South Carolina |
| 33 | Lizzie Kelly | 20 | Wife | — | South Carolina |
| 34 | William Jr. Kelly | 1 | Son | — | South Carolina |
| 35 | Elijah Simmons | 32 | Head | Laborer | South Carolina |
| 36 | Mary Simmons | 30 | Wife | — | South Carolina |
| 37 | Elijah Jr. Simmons | 8 | Son | — | South Carolina |
| 38 | Luke S. Simmons | 5 | Son | — | South Carolina |
| 39 | Henry Mcknight | 42 | Head | Clergyman | South Carolina |
| 40 | Susie Mcknight | 36 | Wife | Laundress | South Carolina |
| 41 | Henry Jr. Mcknight | 8 | Son | — | South Carolina |
| 42 | James Mcknight | 7 | Son | — | South Carolina |
| 43 | Mary Mcknight | 2 | Daughter | — | South Carolina |
| 44 | Thomas Mcknight | 1 | Son | — | South Carolina |
| 45 | Ernest White | 36 | Head | Laborer | South Carolina |
| 46 | Beatrice White | 30 | Wife | — | South Carolina |
| 47 | Alice White | 10 | Son | — | South Carolina |
| 48 | Ernest Jr. White | 8 | Son | — | South Carolina |
| 49 | Joseph L. White | 6 | Son | — | South Carolina |
| 50 | Marion White | 3 | Son | — | South Carolina |
Pedigree Summary
Sarah
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)