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John Blake — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Charleston, South Carolina
Our Model Tree links this John Blake across the 1920 and 1930 US Censuses in Charleston, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 9-person household.
Age 44
b. ~1886
Male
Head
Born: South Carolina
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Charleston, South Carolina |
| Surname | Blake |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 18 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 1 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Carpenter |
| Township / Ward | James Island Township |
| Est. Birth Year | ~1886 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Blake | Son | — | 16 | ~1914 |
| John Blake | Head | — | 44 | ~1886 |
| Beatris Blake | Daughter | — | 14 | ~1916 |
| Ernestine Blake | Daughter | — | 18 | ~1912 |
| Elvira Blake | Spouse | — | 26 | ~1904 |
| Priscilla Blake | Daughter | — | 3 | ~1927 |
| George Blake | Son | — | ~1930 | |
| Victoria Blake | Daughter | — | 6 | ~1924 |
| Harold Blake | Son | — | 8 | ~1922 |
Census Appearances
1920
Charleston, South …
Other, age 35
Charleston, South Carolina · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Phosphate Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Head, age 44
Charleston, South Carolina · implied b. ~1886 — 9 household members
| Surname | Blake |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 44 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 18 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 1 |
| 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 John Blake across 2 US Census years (1920 and 1930) in Charleston, South Carolina, using XGBoost record linkage.
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This person
Anchor record
John Blake
Head · 1930 · age 44 · b. ~1886 · 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 — 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:0676)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Blake THIS PERSON | 44 | Head | Carpenter | South Carolina |
| 52 | Elvira Blake | 26 | Wife | — | South Carolina |
| 53 | Ernestine Blake | 18 | Daughter | Farm Hand | South Carolina |
| 54 | John Blake | 16 | Son | Farm Hand | South Carolina |
| 55 | Beatris Blake | 14 | Daughter | — | South Carolina |
| 56 | Harold Blake | 8 | Son | — | South Carolina |
| 57 | Victoria Blake | 6 | Daughter | — | South Carolina |
| 58 | Priscilla Blake | 3 | Daughter | — | South Carolina |
| 59 | George Blake | 0 | Son | — | South Carolina |
| 60 | Ben Williams | 25 | Head | Laborer | South Carolina |
| 61 | Percy Lawton | 44 | Head | Laborer | South Carolina |
| 62 | Martha Lawton | 30 | Wife | — | South Carolina |
| 63 | Ellen Lawton | 20 | Daughter | Farm Hand | South Carolina |
| 64 | Sarah Lawton | 12 | Daughter | — | South Carolina |
| 65 | Palmer Gar | 60 | Head | Farm Hand | South Carolina |
| 66 | Minnie Gar | 9 | Grandchild | — | South Carolina |
| 67 | John Ferguson | 28 | Head | Laborer | South Carolina |
| 68 | Viola Ferguson | 24 | Wife | — | South Carolina |
| 69 | Julia Ferguson | 8 | Daughter | — | South Carolina |
| 70 | Idalle Ferguson | 7 | Daughter | — | South Carolina |
| 71 | Purvis Ferguson | 5 | Son | — | South Carolina |
| 72 | John Henson | 22 | Head | Ploughman | South Carolina |
| 73 | Sylvia Henson | 20 | Wife | — | South Carolina |
| 74 | Williamana Henson | 1 | Daughter | — | South Carolina |
| 75 | Samuel Forester | 45 | Head | Farm Hand | South Carolina |
| 76 | Henrietta Forester | 15 | Daughter | Farm Hand | South Carolina |
| 77 | Katie Forester | 13 | Daughter | — | South Carolina |
| 78 | Charles Brown | 50 | Head | Laborer | South Carolina |
| 79 | Sadie Brown | 45 | Wife | — | South Carolina |
| 80 | Ressa Brown | 15 | Daughter | Farm Hand | South Carolina |
| 81 | Lelia Brown | 9 | Daughter | — | South Carolina |
| 82 | Mary Jane Brown | 4 | Daughter | — | South Carolina |
| 83 | Elias S. Rivers | 33 | Head | Farmer | South Carolina |
| 84 | Dorothy R. Rivers | 26 | Wife | — | New Jersey |
| 85 | Elias S. Rivers | 5 | Son | — | South Carolina |
| 86 | Mary I. Rivers | 3 | Daughter | — | South Carolina |
| 87 | Joe White | 28 | Head | Ploughman | South Carolina |
| 88 | Rosalie White | 24 | Wife | — | South Carolina |
| 89 | Rosalie White | 8 | Daughter | — | South Carolina |
| 90 | Pearl White | 6 | Daughter | — | South Carolina |
| 91 | Joe White | 5 | Son | — | South Carolina |
| 92 | Helen White | 4 | Daughter | — | South Carolina |
| 93 | Mildred White | 1 | Daughter | — | South Carolina |
| 94 | Edgar White | 35 | Head | Laborer | South Carolina |
| 95 | Julia White | 33 | Wife | — | South Carolina |
| 96 | Gelser White | 10 | Son | — | South Carolina |
| 97 | Charlotte White | 8 | Daughter | — | South Carolina |
| 98 | Mecitah White | 8 | Son | — | South Carolina |
| 99 | Teresa White | 6 | Daughter | — | South Carolina |
| 100 | Richard White | 4 | Son | — | 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)