RD
Robert Duncan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Lancaster, South Carolina
Our Model Tree links this Robert Duncan across the 1910, 1920 and 1930 US Censuses in Lancaster, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1869), then head of a 4-person household.
Age 61
b. ~1869
Male
Head
Born: South Carolina
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Lancaster, South Carolina |
| Surname | Duncan |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 61 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 27 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farmer |
| Township / Ward | Pleasant Hill Township Part Of |
| Est. Birth Year | ~1869 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Duncan | Head | — | 61 | ~1869 |
| Jannie Duncan | Spouse | — | 58 | ~1872 |
| Jannie Duncan | Daughter | — | 17 | ~1913 |
| Elsie Duncan | Daughter | — | 20 | ~1910 |
Census Appearances
1910
Lancaster, South …
Head, age 39
Lancaster, South Carolina · implied b. ~1871 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Years Married | 21 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General Farm |
| Can Read | No |
| Can Write | No |
| Speaks English | English |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1920
Lancaster, South …
Head, age 50
Lancaster, South Carolina · implied b. ~1870 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Lancaster, South …
Head, age 61
Lancaster, South Carolina · implied b. ~1869 — 4 household members
| Surname | Duncan |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 61 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 27 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| 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 Robert Duncan across 3 US Census years (1910, 1920 and 1930) in Lancaster, South Carolina, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Duncan
Head · 1930 · age 61 · b. ~1869 · 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 — Lancaster, South Carolina
Open full size
1930 US Federal Census — Lancaster, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2204unit:0551)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Banks Williams | 64 | Head | Farmer | South Carolina |
| 52 | Alice Williams | 58 | Wife | — | South Carolina |
| 53 | Minnie Loure Williams | 12 | Daughter | — | South Carolina |
| 54 | Marguerite Williams | 10 | Daughter | — | South Carolina |
| 55 | Biddie Williams | 8 | Son | — | South Carolina |
| 56 | Joe Williams | 6 | Son | — | South Carolina |
| 57 | Robert Williams | 3 | Son | — | South Carolina |
| 58 | Phoebegegia Williams | 1 | Daughter | — | South Carolina |
| 59 | Mattie Williams | 55 | Sister-in-law | Servant | South Carolina |
| 60 | Wiley Wright | 69 | Head | Farmer | South Carolina |
| 61 | Mary Wright | 62 | Wife | — | South Carolina |
| 62 | El Loure Wright | 21 | Daughter | — | South Carolina |
| 63 | Francis Wright | 6 | Grandson | — | South Carolina |
| 64 | Mary Wright | 4 | Granddaughter | — | South Carolina |
| 65 | Robert Duncan THIS PERSON | 61 | Head | Farmer | South Carolina |
| 66 | Jannie Duncan | 58 | Wife | — | South Carolina |
| 67 | Elsie Duncan | 20 | Daughter | — | South Carolina |
| 68 | Jannie Duncan | 17 | Daughter | — | South Carolina |
| 69 | John Ford | 34 | Head | Farmer | South Carolina |
| 70 | Hester Ford | 32 | Wife | — | South Carolina |
| 71 | Mamie Ford | 11 | Daughter | — | South Carolina |
| 72 | Louise Ford | 8 | Daughter | — | South Carolina |
| 73 | Johnnie May Ford | 6 | Daughter | — | South Carolina |
| 74 | Eula May Ford | 4 | Daughter | — | South Carolina |
| 75 | Robert Ford | 1 | Son | — | South Carolina |
| 76 | Jim Phillip | 35 | Head | Farmer | South Carolina |
| 77 | Florence Phillip | 32 | Wife | — | South Carolina |
| 78 | Hattie Phillip | 14 | Daughter | — | South Carolina |
| 79 | May Frances Phillip | 12 | Daughter | — | South Carolina |
| 80 | James Phillip | 10 | Son | — | South Carolina |
| 81 | Geneva Phillip | 7 | Daughter | — | South Carolina |
| 82 | Oren Thompson | 37 | Head | Farmer | South Carolina |
| 83 | Liger Thompson | 30 | Wife | — | South Carolina |
| 84 | Margie Thompson | 12 | Daughter | — | South Carolina |
| 85 | Johnnie Thompson | 8 | Son | — | South Carolina |
| 86 | Leland Thompson | 6 | Son | — | South Carolina |
| 87 | Willie Thompson | 3 | Son | — | South Carolina |
| 88 | Sammie Thompson | 1 | Son | — | South Carolina |
| 89 | Rufus Beckham | 45 | Head | Farmer | South Carolina |
| 90 | Clara Beckham | 35 | Wife | — | South Carolina |
| 91 | Robert J. Beckham | 14 | Son | — | South Carolina |
| 92 | Willie Beckham | 14 | Son | — | South Carolina |
| 93 | Freddie Beckham | 12 | Son | — | South Carolina |
| 94 | Nathaniel Beckham | 11 | Son | — | South Carolina |
| 95 | Ernest Bowers | 31 | Head | Farmer | South Carolina |
| 96 | Wilma Bowers | 31 | Wife | — | South Carolina |
| 97 | Reece Bowers | 11 | Son | — | South Carolina |
| 98 | Hazel Bowers | 8 | Daughter | — | South Carolina |
| 99 | Earnestine Bowers | 6 | Daughter | — | South Carolina |
| 100 | Ester Bowers | 4 | Daughter | — | 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)