WC
William Cochran — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Charleston, South Carolina
Our Model Tree links this William Cochran across the 1930 and 1940 US Censuses in Charleston, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 12-person household.
Age 5
b. ~1925
Male
Son
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Charleston, South Carolina |
| Surname | Cochran |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | St Pauls Township |
| Est. Birth Year | ~1925 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Irma Street | Daughter | — | 15 | ~1915 |
| Alice Cochran | Daughter | — | 9 | ~1921 |
| Lubertha Street | Daughter | — | 13 | ~1917 |
| Joe Cochran | Head | — | 42 | ~1888 |
| Oscar Cochran | Son | — | 7 | ~1923 |
| Benjamin Cochran | Son | — | 8 | ~1922 |
| Fred Street | Son | — | 17 | ~1913 |
| William Cochran | Son | — | 5 | ~1925 |
| Milt Cochran | Son | — | 2 | ~1928 |
| Rufus Cochran | Son | — | 4 | ~1926 |
| Joe Cochran | Son | — | 10 | ~1920 |
| Virginia Cochran | Spouse | — | 35 | ~1895 |
Census Appearances
1930
Charleston, South …
Son, age 5
Charleston, South Carolina · implied b. ~1925 — 12 household members
| Surname | Cochran |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| 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 |
1940
Charleston-County, South …
Son, age 16
Charleston-County, South Carolina · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cockran |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | St. Andrews twp. Maryville |
| 1935 Residence (County) | Charleston |
| Occupation | Laborer |
| Industry | Mill |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 78 |
| Highest Grade | No 3 |
| 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 William Cochran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Cochran
Son · 1930 · age 5 · b. ~1925 · South Carolina
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Sibling
Lubertha Street
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oscar Cochran
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milt Cochran
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Cochran
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Cochran
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rufus Cochran
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Street
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irma Street
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Benjamin Cochran
Sibling · 1930 · age 8
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 — Charleston, South Carolina
Open full size
1930 US Federal Census — Charleston, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2190unit:1056)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ernest Washington | 17 | Head | Laborer | South Carolina |
| 52 | Caleb Washington | 16 | Son | Laborer | South Carolina |
| 53 | Mary Washington | 14 | Daughter | — | South Carolina |
| 54 | Joshua Washington | 9 | Son | — | South Carolina |
| 55 | Melvin Washington | 7 | Son | — | South Carolina |
| 56 | Nathalee Washington | 12 | Daughter | — | South Carolina |
| 57 | Ethel Washington | 5 | Daughter | — | South Carolina |
| 58 | Hagar Jenkins | 75 | Head | — | South Carolina |
| 59 | Leroy Jenkins | 9 | Son | — | South Carolina |
| 60 | William Dease | 27 | Son-in-law | Laborer | South Carolina |
| 61 | Isabelle Dease | 52 | Daughter | Cook | South Carolina |
| 62 | Thomas Jenkins | 27 | Head | Fireman | South Carolina |
| 63 | Wilhelmina Jenkins | 28 | Wife | — | South Carolina |
| 64 | Hellen Jenkins | 2 | Daughter | — | South Carolina |
| 65 | Martin Singleton | 62 | Head | Loger|Logger | South Carolina |
| 66 | Clara Singleton | 59 | Wife | — | South Carolina |
| 67 | Viola Bryant | 11 | Daughter | — | South Carolina |
| 68 | Sylvia Bryant | 8 | Daughter | — | South Carolina |
| 69 | Clara Bryant | 7 | Daughter | — | South Carolina |
| 70 | Bertha Bryant | 5 | Daughter | — | South Carolina |
| 71 | Mary Bryant | 26 | Head | Cook | South Carolina |
| 72 | Harriett Wilson | 17 | Sister | Cook | South Carolina |
| 73 | Robert Small | 32 | Brother | Laborer | South Carolina |
| 74 | Joe Cochran | 42 | Head | Farmer | South Carolina |
| 75 | Virginia Cochran | 35 | Wife | — | South Carolina |
| 76 | Fred Street | 17 | Son | Chauffeur | South Carolina |
| 77 | Irma Street | 15 | Daughter | Maid | South Carolina |
| 78 | Lubertha Street | 13 | Daughter | — | South Carolina |
| 79 | Joe Cochran | 10 | Son | — | South Carolina |
| 80 | Alice Cochran | 9 | Daughter | — | South Carolina |
| 81 | Benjamin Cochran | 8 | Son | — | South Carolina |
| 82 | Oscar Cochran | 7 | Son | — | South Carolina |
| 83 | William Cochran THIS PERSON | 5 | Son | — | South Carolina |
| 84 | Rufus Cochran | 4 | Son | — | South Carolina |
| 85 | Milt Cochran | 2 | Son | — | South Carolina |
| 86 | Gilbert Small | 27 | Head | Fireman | South Carolina |
| 87 | Susan Small | 25 | Wife | — | South Carolina |
| 88 | Lucille Small | 7 | Daughter | — | South Carolina |
| 89 | Henrietta Small | 48 | Head | Laundress | South Carolina |
| 90 | Robbie Small | 25 | Son | Section Hand | South Carolina |
| 91 | Allen Small | 20 | Son | Fireman | South Carolina |
| 92 | George Small | 25 | Son | Edge Sawyer | South Carolina |
| 93 | Albert Small | 34 | Head | Mill Wright | South Carolina |
| 94 | Elizabeth Small | 27 | Wife | — | South Carolina |
| 95 | David Small | 32 | Brother | — | South Carolina |
| 96 | Saml Pinckney | 50 | Head | Laborer | South Carolina |
| 97 | Susan Pinckney | 43 | Wife | — | South Carolina |
| 98 | John Scott | 55 | Head | Wood Chopper | South Carolina |
| 99 | Benjamin White | 27 | Head | Fireman | South Carolina |
| 100 | Samuel White | 25 | Brother | Laborer | 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)