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William Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Richland-County, South Carolina
Our Model Tree links this William Robinson across the 1920, 1930 and 1940 US Censuses in Richland-County, South Carolina (XGBoost, ~Confirmed), with identified parents John & Rosa — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, South Carolina |
| Surname | Robinson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Columbia City |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Occupation | Janitor |
| Industry | County Court House |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 525 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Janitor |
| Township / Ward | Columbia City |
| Est. Birth Year | ~1912 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Wilhemina Robinson | Daughter | — | 3 | ~1937 |
| William Robinson | Head | — | 28 | ~1912 |
| Jessie Robinson | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Richland, South …
Son, age 7
Richland, South Carolina · implied b. ~1913 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 7 |
| 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
Richland, South …
Son, age 18
Richland, South Carolina · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| 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
Richland-County, South …
Head, age 28
Richland-County, South Carolina · implied b. ~1912 — 3 household members
| Surname | Robinson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Columbia City |
| 1935 Residence (County) | Richland |
| Occupation | Janitor |
| Industry | County Court House |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 525 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| 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 William Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Robinson (~0.92 confidence) and mother Rosa Robinson (~0.92 confidence) and mother Viola Robinson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Robinson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Rosa Robinson
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Viola Robinson
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Robinson
Head · 1940 · age 28 · b. ~1912 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Richland-County, South Carolina
Open full size
1940 US Federal Census — Richland-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03832-00125)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie Ellison | 45 | Head | Maid | South Carolina |
| 2 | Lola Ellison | 26 | Neice | Maid | South Carolina |
| 3 | Maggie Hickman | 36 | Head | Ironer | South Carolina |
| 4 | Helen Hickman | 10 | Daughter | — | South Carolina |
| 5 | Nathaniel Hickman | 5 | Son | — | South Carolina |
| 6 | Joe Louis Hickman | 3 | Son | — | South Carolina |
| 7 | Irvin Hickman | 1 | Son | — | South Carolina |
| 8 | Mary Carter | 58 | Mother | Maid | South Carolina |
| 9 | Charlie Jackson | 42 | Head | Seamstress | South Carolina |
| 10 | Wilhemina Jackson | 4 | Daughter | — | South Carolina |
| 11 | Joe Louis Jackson | 2 | Son | — | South Carolina |
| 12 | Rufus Hendley | 28 | Head | Fireman | South Carolina |
| 13 | Lily Hendley | 24 | Wife | — | South Carolina |
| 14 | Elliot Hendley | 5 | Daughter | — | South Carolina |
| 15 | Thelma Hendley | 2 | Daughter | — | South Carolina |
| 16 | Rosa Robinson | 52 | Head | — | South Carolina |
| 17 | Edna Butler | 31 | Daughter | Seamstress | South Carolina |
| 18 | Willie Butler | 22 | Son | Laborer | South Carolina |
| 19 | Bennie Butler | 14 | Grandson | — | South Carolina |
| 20 | William Robinson THIS PERSON | 28 | Head | Janitor | South Carolina |
| 21 | Jessie Robinson | 26 | Wife | — | South Carolina |
| 22 | Wilhemina Robinson | 3 | Daughter | — | South Carolina |
| 23 | Willie Harris | 30 | Head | Welder | South Carolina |
| 24 | Ellen Harris | 26 | Wife | Maid | South Carolina |
| 25 | Louise Harris | 3 | Daughter | — | South Carolina |
| 26 | George Alston | 22 | Brother-in-law | Welder | South Carolina |
| 27 | Martha Burrell | 25 | Lodger | — | South Carolina |
| 28 | Walter Davis | 30 | Head | Laborer | South Carolina |
| 29 | Orie Davis | 3 | Son | — | South Carolina |
| 30 | Della Knight | 57 | Head | — | South Carolina |
| 31 | Carl Knight | 26 | Son | Laborer | South Carolina |
| 32 | Adolf Knight | 17 | Son | Laborer | South Carolina |
| 33 | Derby Knight | 14 | Son | — | South Carolina |
| 34 | Almeta Knight | 11 | Daughter | — | South Carolina |
| 35 | Clinton Knight | 32 | Son | Laborer | South Carolina |
| 36 | Leona Knight | 29 | Daughter-in-law | — | South Carolina |
| 37 | Clinton Jr. Knight | 13 | Grandson | — | South Carolina |
| 38 | Abner Mcdaniel | 53 | Lodger | Laborer | South Carolina |
| 39 | Backman Metz | 55 | Lodger | Laborer | South Carolina |
| 40 | Mathew Schemy | 50 | Head | Spinner | South Carolina |
Pedigree Summary
William
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 1940 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)