WM
Willie Martin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Richland, South Carolina
Our Model Tree links this Willie Martin across the 1920, 1930 and 1940 US Censuses in Richland, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 7-person household.
Age 57
b. ~1873
Male
Head
Born: South Carolina
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Richland, South Carolina |
| Surname | Martin |
| Given Name | Willie |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 57 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 23 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 700 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | Columbia |
| Est. Birth Year | ~1873 |
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 Willie | Age | Birth yr |
|---|---|---|---|---|
| Susie Martin | Daughter | — | 18 | ~1912 |
| Madeline Martin | Daughter | — | 13 | ~1917 |
| Willie Martin | Head | — | 57 | ~1873 |
| Murray Brown | Other | — | 8 | ~1922 |
| Manda Martin | Other | — | 53 | ~1877 |
| Margaret Herrington | Other | — | 9 | ~1921 |
| Alonzo Martin | Son | — | 17 | ~1913 |
Census Appearances
1920
Richland, South …
Head, age 49
Richland, South Carolina · implied b. ~1871 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Willie |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 49 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Oil Mill |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Richland, South …
Head, age 57
Richland, South Carolina · implied b. ~1873 — 7 household members
| Surname | Martin |
| Given Name | Willie |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 57 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 23 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 700 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Richland-County, South …
Other, age 66
Richland-County, South Carolina · implied b. ~1874 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | William |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | Black |
| Age | 66 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Columbia |
| 1935 Residence (County) | Richland |
| Occupation | Janitor |
| Industry | School House |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 520 |
| Highest Grade | No 0 |
| 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 Willie Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Willie Martin
Head · 1930 · age 57 · b. ~1873 · South Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Richland, South Carolina
Open full size
1930 US Federal Census — Richland, South Carolina
Page Contents
49 people indexed on this census page (ia:1930:15thcensus2209unit:0785)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Fred Davis | 24 | Head | Delivery Man | South Carolina |
| 52 | Lucinda Davis | 24 | Wife-H | Laundress | South Carolina |
| 53 | Sophia Davis | 0 | Daughter | — | South Carolina |
| 54 | Jane Nelson | 43 | Head | Cook | South Carolina |
| 55 | Mary Nelson | 63 | Mother | Washer Maid | South Carolina |
| 56 | John Nelson | 18 | Brother | Laborer | South Carolina |
| 57 | Jerry Hampton | 29 | Boarder | Carpenter | South Carolina |
| 58 | Edd Brown | 42 | Head | Janitor | South Carolina |
| 59 | Nettie Brown | 39 | Wife-H | Servant | South Carolina |
| 60 | Edward Brown | 14 | Son | Laborer | South Carolina |
| 61 | Louetta Brown | 12 | Daughter | — | South Carolina |
| 62 | Clarence Brown | 10 | Son | — | South Carolina |
| 63 | Michelena Brown | 10 | Daughter | — | South Carolina |
| 64 | Annie M. Brown | 8 | Daughter | — | South Carolina |
| 65 | Alberta Brown | 5 | Daughter | — | South Carolina |
| 66 | Frank Grant | 37 | Head | Laborer | South Carolina |
| 67 | Della Grant | 37 | Wife-H | — | South Carolina |
| 68 | Hattie L. Grant | 15 | Daughter | — | South Carolina |
| 69 | Marie Grant | 13 | Son | — | South Carolina |
| 70 | Pearl Grant | 11 | Daughter | — | South Carolina |
| 71 | Henry Grant | 9 | Son | — | South Carolina |
| 72 | Cornella Grant | 6 | Daughter | — | South Carolina |
| 73 | Henrietta Grant | 4 | Daughter | — | South Carolina |
| 74 | Frank Jr. Grant | 0 | Son | — | South Carolina |
| 75 | Cooper Johnson | 40 | Head | Laborer | South Carolina |
| 76 | Hannah Johnson | 41 | Wife-H | Laundress | South Carolina |
| 77 | Otis Johnson | 16 | Son | Delivery Man | South Carolina |
| 78 | Abraham Johnson | 14 | Son | Delivery Man | South Carolina |
| 79 | Louis Johnson | 8 | Son | — | South Carolina |
| 80 | Elnora Veal | 20 | Daughter | Servant | South Carolina |
| 81 | Ella M. Veal | 4 | Granddaughter | — | South Carolina |
| 82 | Leon M. Veal | 2 | Granddaughter | — | South Carolina |
| 83 | Marguerette Veal | 1 | Granddaughter | — | South Carolina |
| 84 | Willie Martin THIS PERSON | 57 | Head | Laborer | South Carolina |
| 85 | Manda Martin | 53 | Wife-H | Servant | South Carolina |
| 86 | Susie Martin | 18 | Daughter | Carpenter | South Carolina |
| 87 | Alonzo Martin | 17 | Son | — | South Carolina |
| 88 | Madeline Martin | 13 | Daughter | — | South Carolina |
| 89 | Margaret Herrington | 9 | Granddaughter | — | South Carolina |
| 90 | Murray Brown | 8 | Grandson | — | South Carolina |
| 91 | David Coleman | 57 | Head | Laborer | South Carolina |
| 92 | Annie Coleman | 54 | Wife-H | Cook | South Carolina |
| 93 | Annie Coleman | 18 | Daughter | — | South Carolina |
| 94 | John Coleman | 16 | Son | Laborer | South Carolina |
| 95 | Edd Coleman | 13 | Son | — | South Carolina |
| 96 | Ada Coleman | 11 | Daughter | — | South Carolina |
| 97 | Moman Coleman | 25 | Head | Servant | South Carolina |
| 98 | Estelle Coleman | 18 | Wife-H | Servant | South Carolina |
| 99 | Cerasena Coleman | 1 | 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)