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Mary Blake — 1930 US Census Record
Linked across censuses1930 United States Federal Census · York, South Carolina
Our Model Tree links this Mary Blake across the 1920 and 1930 US Censuses in York, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 9-person household.
Age 18
b. ~1912
Female
Daughter
Born: South Carolina
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | York, South Carolina |
| Surname | Blake |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Laundress |
| Industry | At Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laundress |
| Township / Ward | Catawba Township |
| 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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Blake | Daughter | — | 18 | ~1912 |
| Alice Blake | Daughter | — | 8 | ~1922 |
| Billy Blake | Son | — | 11 | ~1919 |
| Frank Blake | Head | — | 47 | ~1883 |
| Van Blake | Son | — | 5 | ~1925 |
| Bobby Pride | Other | — | 1 | ~1929 |
| Ida Blake | Spouse | — | 36 | ~1894 |
| John Blake | Son | — | 18 | ~1912 |
| Carrie Blake | Daughter | — | 14 | ~1916 |
Census Appearances
1920
Mecklenburg, North …
Daughter, age 7
Mecklenburg, North Carolina · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blake |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| 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 |
1930
York, South …
Daughter, age 18
York, South Carolina · implied b. ~1912 — 9 household members
| Surname | Blake |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laundress |
| Industry | At Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Mary Blake across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Blake
Daughter · 1930 · age 18 · b. ~1912 · South Carolina
★ You are viewing this record
Sibling
Alice Blake
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Blake
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Van Blake
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carrie Blake
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Blake
Sibling · 1930 · age 11
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 — York, South Carolina
Open full size
1930 US Federal Census — York, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2216unit:0511)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lucy Brown | 13 | Daughter | — | South Carolina |
| 2 | Mattie Brown | 12 | Daughter | — | South Carolina |
| 3 | Joe Willie Brown | 8 | Son | Farm Laborer | South Carolina |
| 4 | Johnnie W. Brown | 6 | Son | — | South Carolina |
| 5 | De Witt Brown | 3 | Son | — | South Carolina |
| 6 | Olena Brown | 2 | Daughter | — | South Carolina |
| 7 | Alberta Leeper | 3 | Niece | — | South Carolina |
| 8 | Claude S. Cloniger | 43 | Head | Farmer | North Carolina |
| 9 | Alice E. Cloniger | 44 | Wife | — | South Carolina |
| 10 | Floyd M. Cloniger | 20 | Son | Farm Laborer | South Carolina |
| 11 | Clarence H. Cloniger | 18 | Son | Farm Laborer | South Carolina |
| 12 | Thomas Cox | 79 | Father-in-law | — | South Carolina |
| 13 | Lucian Moffatt | 39 | Head | Farmer | South Carolina |
| 14 | Maggie Moffatt | 34 | Wife | Farm Laborer | South Carolina |
| 15 | Laura Douglass | 63 | Mother-in-law | Farm Laborer | South Carolina |
| 16 | Alexander Young | 41 | Head | Farmer | South Carolina |
| 17 | Mary Young | 39 | Wife | Farm Laborer | South Carolina |
| 18 | Elzenia Young | 17 | Daughter | — | South Carolina |
| 19 | Ravenal Young | 15 | Son | Farm Laborer | South Carolina |
| 20 | Bertha Young | 14 | Daughter | — | South Carolina |
| 21 | Lucy Young | 13 | Daughter | — | South Carolina |
| 22 | Virginia Young | 11 | Daughter | — | South Carolina |
| 23 | John Burkes | 60 | Head | Laborer | South Carolina |
| 24 | Josephine Burkes | 47 | Wife | Laundress | South Carolina |
| 25 | Frank Blake | 47 | Head | Farmer | South Carolina |
| 26 | Ida Blake | 36 | Wife | Laundress | South Carolina |
| 27 | Mary E. Blake THIS PERSON | 18 | Daughter | Laundress | South Carolina |
| 28 | John F. Blake | 18 | Son | Farm Laborer | South Carolina |
| 29 | Carrie R. Blake | 14 | Daughter | — | South Carolina |
| 30 | Billy Blake | 11 | Son | — | South Carolina |
| 31 | Alice Blake | 8 | Daughter | — | South Carolina |
| 32 | Van Blake | 5 | Son | — | South Carolina |
| 33 | Bobby G. Pride | 1 | Grandson | — | South Carolina |
| 34 | Frank Davis | 50 | Head | Farmer | South Carolina |
| 35 | Mattie Davis | 18 | Daughter | Laundress | South Carolina |
| 36 | Ola May Davis | 15 | Daughter | Laundress | South Carolina |
| 37 | Willie Davis | 14 | Son | Farm Laborer | South Carolina |
| 38 | Bessie R. Davis | 12 | Daughter | — | South Carolina |
| 39 | Johnnie L. Davis | 11 | Son | — | South Carolina |
| 40 | James G. Davis | 7 | Son | — | South Carolina |
| 41 | Isabel Ellis | 7 | Granddaughter | — | South Carolina |
| 42 | Sarah D. Davis | 19 | Daughter-in-law | — | South Carolina |
| 43 | Cora L. Davis | 1 | Granddaughter | — | South Carolina |
| 44 | Mary Wilson | 27 | Niece | Spooner | South Carolina |
| 45 | Robert Wilson | 5 | Nephew | — | South Carolina |
| 46 | Sarah L. Wilson | 1 | Niece | — | South Carolina |
| 47 | Eddie D. Wilson | 0 | Nephew | — | South Carolina |
| 48 | Irvin Whisnant | 47 | Head | Farmer | North Carolina |
| 49 | Sophie S. Whisnant | 34 | Wife | — | South Carolina |
| 50 | Sophie S. Jr. Whisnant | 11 | 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)