BT
Bertha Thomas — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Calhoun, South Carolina
Our Model Tree links this Bertha Thomas across the 1920 and 1930 US Censuses in Calhoun, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 10-person household.
Age 23
b. ~1907
Female
Daughter
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Calhoun, South Carolina |
| Surname | Thomas |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 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 | Caw Caw Township |
| Est. Birth Year | ~1907 |
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 Bertha | Age | Birth yr |
|---|---|---|---|---|
| Matilda Thomas | Spouse | — | 44 | ~1886 |
| Emmie Thomas | Daughter | — | 12 | ~1918 |
| Clinton Thomas | Son | — | 17 | ~1913 |
| Henry Thomas | Head | — | 54 | ~1876 |
| Vernelle Thomas | Daughter | — | 10 | ~1920 |
| Henry Thomas | Son | — | 4 | ~1926 |
| Ithiel Thomas | Son | — | 15 | ~1915 |
| Bertha Thomas | Daughter | — | 23 | ~1907 |
| Mae Thomas | Daughter | — | 26 | ~1904 |
| Mary Thomas | Daughter | — | 8 | ~1922 |
Census Appearances
1920
Calhoun, South …
Daughter, age 12
Calhoun, South Carolina · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Bertha L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Calhoun, South …
Daughter, age 23
Calhoun, South Carolina · implied b. ~1907 — 10 household members
| Surname | Thomas |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 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 |
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 Bertha Thomas across 2 US Census years (1920 and 1930) in Calhoun, South Carolina, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Thomas
Daughter · 1930 · age 23 · b. ~1907 · South Carolina
★ You are viewing this record
Sibling
Vernelle Thomas
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Thomas
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Thomas
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ithiel Thomas
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clinton Thomas
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mae Thomas
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emmie Thomas
Sibling · 1930 · age 12
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 — Calhoun, South Carolina
Open full size
1930 US Federal Census — Calhoun, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2189unit:0064)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daniel R. Starkie | 54 | Head | Doctor | South Carolina |
| 2 | Effie M. Starkie | 22 | Daughter | Teacher | South Carolina |
| 3 | Georgia Starkie | 21 | Daughter | — | South Carolina |
| 4 | Richard B. Starkie | 18 | Son | — | South Carolina |
| 5 | Daniel R. Jr. Starkie | 10 | Son | — | South Carolina |
| 6 | Irem B. Riley | 85 | Brother-in-law | — | South Carolina |
| 7 | Martha Murchison | 60 | Head | Servant | South Carolina |
| 8 | Willie Stukes | 23 | Head | Farmer | South Carolina |
| 9 | Sadie Stukes | 23 | Wife | — | South Carolina |
| 10 | Henry Stukes | 3 | Son | — | South Carolina |
| 11 | Carolina Dantzler | 53 | Head | Farmer | South Carolina |
| 12 | Daisy Dantzler | 53 | Wife | — | South Carolina |
| 13 | Loverlyn Dantzler | 13 | Daughter | — | South Carolina |
| 14 | Henry Dantzler | 12 | Son | — | South Carolina |
| 15 | Alcia Dantzler | 10 | Son | — | South Carolina |
| 16 | Sammie Dantzler | 8 | Son | — | South Carolina |
| 17 | A. G. Dantzler | 7 | Son | — | South Carolina |
| 18 | Henry B. Thomas | 54 | Head | Farmer | South Carolina |
| 19 | Matilda Thomas | 44 | Wife | — | South Carolina |
| 20 | Mae Thomas | 26 | Daughter | — | South Carolina |
| 21 | Bertha Thomas THIS PERSON | 23 | Daughter | — | South Carolina |
| 22 | Clinton Thomas | 17 | Son | — | South Carolina |
| 23 | Ithiel Thomas | 15 | Son | — | South Carolina |
| 24 | Emmie Lou Thomas | 12 | Daughter | — | South Carolina |
| 25 | Vernelle Thomas | 10 | Daughter | — | South Carolina |
| 26 | Mary Thomas | 8 | Daughter | — | South Carolina |
| 27 | Henry B. Jr. Thomas | 4 | Son | — | South Carolina |
| 28 | Cleve Mack | 35 | Head | Farmer | South Carolina |
| 29 | Rosa Mack | 35 | Wife | — | South Carolina |
| 30 | Gladden Grace Mack | 8 | Adopted daughter | — | South Carolina |
| 31 | Willie Mack | 7 | Adopted son | — | South Carolina |
| 32 | Ben Colter | 30 | Head | Farmer | South Carolina |
| 33 | Martha Colter | 30 | Wife | — | South Carolina |
| 34 | Isaac Colter | 28 | Head | Laborer | South Carolina |
| 35 | Lilla Colter | 25 | Wife | — | South Carolina |
| 36 | Solomon Jones | 12 | Adopted son | — | South Carolina |
| 37 | Rebekah Robinson | 4 | Adopted daughter | — | South Carolina |
| 38 | Climmon Colter | 25 | Head | Laborer | South Carolina |
| 39 | Massie Colter | 26 | Wife | — | South Carolina |
| 40 | Etha L. Colter | 6 | Daughter | — | South Carolina |
| 41 | Rosa B. Colter | 5 | Daughter | — | South Carolina |
| 42 | Isaac Colter | 4 | Son | — | South Carolina |
| 43 | Eugene Colter | 3 | Son | — | South Carolina |
| 44 | Ethel Colter | 1 | Daughter | — | South Carolina |
| 45 | Wash Jackson | 45 | Head | Farmer | South Carolina |
| 46 | Doreene Jackson | 35 | Wife | — | South Carolina |
| 47 | Floyd Jackson | 12 | Son | — | South Carolina |
| 48 | D. W. Jackson | 10 | Son | — | South Carolina |
| 49 | Eloise Jackson | 7 | Daughter | — | South Carolina |
| 50 | Henry L. Jackson | 3 | 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)