BR
Bertha Robinson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Beaufort, South Carolina
Our Model Tree links this Bertha Robinson across the 1910, 1920 and 1930 US Censuses in Beaufort, South Carolina (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1906), then head of a 7-person household.
Age 24
b. ~1906
Female
Daughter
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Beaufort, South Carolina |
| Surname | Robinson |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| 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 | Hilton Head Township |
| Est. Birth Year | ~1906 |
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 1930 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Susie Robinson | Spouse | — | 58 | ~1872 |
| Amelia Robinson | Daughter | — | 13 | ~1917 |
| Bertha Robinson | Daughter | — | 24 | ~1906 |
| Gustave Robinson | Son | — | 20 | ~1910 |
| Bessie Robinson | Daughter | — | 15 | ~1915 |
| Charles Robinson | Son | — | 17 | ~1913 |
| Lizzie Robinson | Head | — | 41 | ~1889 |
Census Appearances
1910
Beaufort, South …
Daughter, age 2
Beaufort, South Carolina · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Bertha |
| 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 |
1920
Beaufort, South …
Daughter, age 13
Beaufort, South Carolina · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Belle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| 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
Beaufort, South …
Daughter, age 24
Beaufort, South Carolina · implied b. ~1906 — 7 household members
| Surname | Robinson |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| 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 Bertha Robinson across 3 US Census years (1910, 1920 and 1930) in Beaufort, South Carolina, using XGBoost record linkage. Identified parents: father William Robinson (~0.92 confidence) and father William Robinson (~0.92 confidence) and mother Lizzie Robinson (~0.92 confidence) and mother Sena Robinson (~0.92 confidence) and mother Susie Robinson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Robinson
b. ~1869
Source father
● Household
· direct · ~0.92
Father
William Robinson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Lizzie Robinson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Sena Robinson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Susie Robinson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Bertha Robinson
Daughter · 1930 · age 24 · b. ~1906 · South Carolina
★ You are viewing this record
Sibling
Amelia Robinson
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Robinson
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Robinson
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gustave Robinson
Sibling · 1930 · age 20
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 — Beaufort, South Carolina
Open full size
1930 US Federal Census — Beaufort, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2188unit:0250)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Simmons | 25 | Head | Laborer | South Carolina |
| 2 | Lillie Simmons | 21 | Wife | — | South Carolina |
| 3 | Eddie Simmons | 4 | Son | — | South Carolina |
| 4 | Josiah Simmons | 3 | Son | — | South Carolina |
| 5 | Willie Simmons | 1 | Son | — | South Carolina |
| 6 | Lucinda Bryan | 50 | H | Oyster Shucker | South Carolina |
| 7 | Roy Bryan | 20 | Son | Oyster Shucker | South Carolina |
| 8 | Eloise Bryan | 11 | Daughter | — | South Carolina |
| 9 | Alice Bryan | 4 | Daughter | — | South Carolina |
| 10 | Albert Miller | 29 | Head | Oysterman | South Carolina |
| 11 | Matilda Miller | 27 | Wife | Oyster Shucker | South Carolina |
| 12 | Albert Miller | 9 | Son | — | South Carolina |
| 13 | Aaron Miller | 7 | Son | — | South Carolina |
| 14 | Elizabeth Miller | 5 | Daughter | — | South Carolina |
| 15 | Corine Miller | 3 | Daughter | — | South Carolina |
| 16 | Corine Miller | 0 | Daughter | — | South Carolina |
| 17 | James Lee | 75 | Head | — | Georgia |
| 18 | Henrietta Lee | 63 | Wife | — | South Carolina |
| 19 | John Robinson | 35 | Head | Laborer | South Carolina |
| 20 | Janie Robinson | 33 | Wife | — | South Carolina |
| 21 | Ethel Robinson | 12 | Daughter | — | South Carolina |
| 22 | Bertha Robinson | 5 | Daughter | — | South Carolina |
| 23 | Alma Robinson | 1 | Daughter | — | South Carolina |
| 24 | David Ford | 44 | Head | — | South Carolina |
| 25 | Amelia Ford | 38 | Wife | — | South Carolina |
| 26 | Lizzie Robinson | 41 | Head | Laborer | South Carolina |
| 27 | Susie Robinson | 58 | Wife | — | South Carolina |
| 28 | Bertha Robinson THIS PERSON | 24 | Daughter | — | South Carolina |
| 29 | Gustave Robinson | 20 | Son | Chauffeur | South Carolina |
| 30 | Charles Robinson | 17 | Son | — | South Carolina |
| 31 | Bessie Robinson | 15 | Daughter | — | South Carolina |
| 32 | Amelia Robinson | 13 | Daughter | — | South Carolina |
| 33 | Joe Mitchell | 60 | Head | — | South Carolina |
| 34 | Patsy Mitchell | 59 | Wife | — | Georgia |
| 35 | Francis E Jones | 20 | Granddaughter | — | South Carolina |
| 36 | Guy Mongan | 60 | Head | Laborer | South Carolina |
| 37 | Rebecca Mongan | 38 | Wife | — | South Carolina |
| 38 | Thomas Miller | 19 | Stepson | — | South Carolina |
| 39 | Kit Miller | 17 | Stepson | — | South Carolina |
| 40 | Wilhelmina Miller | 16 | Stepdaughter | — | South Carolina |
| 41 | Dessie Miller | 10 | Stepdaughter | — | South Carolina |
| 42 | Florence Mongan | 8 | Daughter | — | South Carolina |
| 43 | John H Mongan | 4 | Son | — | South Carolina |
| 44 | Francis Martin | 60 | H | Oyster Shucker | Georgia |
| 45 | Ben Martin | 16 | Son | Laborer | South Carolina |
| 46 | Willie Martin | 14 | Grandson | Laborer | South Carolina |
| 47 | Major Martin | 13 | Grandson | — | South Carolina |
| 48 | Lewis Ford | 11 | Grandson | — | South Carolina |
| 49 | James Butler | 63 | Boarder | Laborer | South Carolina |
| 50 | George Simmons | 33 | Head | Oysterman | South Carolina |
Pedigree Summary
Bertha + 4 siblings
Gen 1 · 5 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)