MC
Mary Cooper — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Clarendon, South Carolina
Our Model Tree links this Mary Cooper across the 1920, 1930 and 1940 US Censuses in Clarendon, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 6-person household.
Age 45
b. ~1885
Female
Spouse
Born: South Carolina
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Clarendon, South Carolina |
| Surname | Cooper |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 29 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Additional Details | |
| Occupation | Teacher |
| Industry | Rural school |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Teacher |
| Township / Ward | New Zion Township |
| Est. Birth Year | ~1885 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Corrine Cooper | Daughter | — | 16 | ~1914 |
| George Cooper | Head | — | 45 | ~1885 |
| Mazey Cooper | Son | — | 9 | ~1921 |
| Thomas Cooper | Son | — | 11 | ~1919 |
| John Cooper | Son | — | 13 | ~1917 |
| Mary Cooper | Spouse | — | 45 | ~1885 |
Census Appearances
1920
Clarendon, South …
Spouse, age 37
Clarendon, South Carolina · implied b. ~1883 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Clarendon, South …
Spouse, age 45
Clarendon, South Carolina · implied b. ~1885 — 6 household members
| Surname | Cooper |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 29 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Teacher |
| Industry | Rural school |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Clarendon-County, South …
Spouse, age 55
Clarendon-County, South Carolina · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Mariah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 55 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (County) | Clarendon |
| Highest Grade | No 4 |
| 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 Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Cooper
Spouse · 1930 · age 45 · b. ~1885 · 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 — Clarendon, South Carolina
Open full size
1930 US Federal Census — Clarendon, South Carolina
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2193unit:0262)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Philip | 8 | Son | None | South Carolina |
| 52 | Crystal Johnston | 43 | Head | Farmer | South Carolina |
| 53 | Lela Johnston | 39 | Wife | None | South Carolina |
| 54 | Lula Johnston | 18 | Daughter | None | South Carolina |
| 55 | Willie Johnston | 15 | Son | None | South Carolina |
| 56 | Gustavus Johnston | 14 | Son | None | South Carolina |
| 57 | Lillie M. Johnston | 11 | Daughter | None | South Carolina |
| 58 | Elizabeth Johnston | 9 | Daughter | None | South Carolina |
| 59 | Alice E. Johnston | 8 | Daughter | None | South Carolina |
| 60 | Hince Johnston | 7 | Daughter | None | South Carolina |
| 61 | James Johnston | 5 | Son | None | South Carolina |
| 62 | Marie Johnston | 2 | Daughter | None | South Carolina |
| 63 | Silas Johnston | 43 | Head | Farmer | South Carolina |
| 64 | Sarah Johnston | 44 | Wife | None | South Carolina |
| 65 | Jessie Johnston | 18 | Son | None | South Carolina |
| 66 | Lizzie Johnston | 16 | Daughter | None | South Carolina |
| 67 | Clifton Johnston | 14 | Son | None | South Carolina |
| 68 | Irene Johnston | 13 | Daughter | None | South Carolina |
| 69 | Evelina Johnston | 11 | Daughter | None | South Carolina |
| 70 | Love Johnston | 3 | Daughter | None | South Carolina |
| 71 | Henry Williams | 22 | Head | Farm Hand | South Carolina |
| 72 | Ella M. Williams | 16 | Wife | None | South Carolina |
| 73 | Celler Cooper | 48 | Head | Farmer | South Carolina |
| 74 | Marshal Cooper | 17 | Son | None | South Carolina |
| 75 | Ella M. Cooper | 15 | Daughter | None | South Carolina |
| 76 | Margaret Cooper | 13 | Daughter | None | South Carolina |
| 77 | J. C. Cooper | 10 | Son | None | South Carolina |
| 78 | Robt. A. Pierson | 54 | Head | Farmer | South Carolina |
| 79 | Hattie S. Pierson | 54 | Wife | None | South Carolina |
| 80 | William C. Mcfaddin | 28 | Head | Farmer | South Carolina |
| 81 | Bessie C. Mcfaddin | 25 | Wife | None | South Carolina |
| 82 | Sam Dargan | 64 | Head | Farmer | South Carolina |
| 83 | Jane Dargan | 55 | Wife | None | South Carolina |
| 84 | Mollie Dargan | 30 | Daughter | None | South Carolina |
| 85 | Sam Dargan | 7 | Grandson | None | South Carolina |
| 86 | Wilson Dargan | 6 | Grandson | None | South Carolina |
| 87 | Anna Dargan | 4 | Grandson | None | South Carolina |
| 88 | Francis Dargan | 1 | Grandson | None | South Carolina |
| 89 | George C. Cooper | 45 | Head | Farmer | South Carolina |
| 90 | Mary E. Cooper THIS PERSON | 45 | Wife | Teacher | South Carolina |
| 91 | Corrine E. Cooper | 16 | Daughter | None | South Carolina |
| 92 | John C. Cooper | 13 | Son | None | South Carolina |
| 93 | Thomas Cooper | 11 | Son | None | South Carolina |
| 94 | Mazey Cooper | 9 | Son | None | South Carolina |
| 95 | Lula Wilson | 40 | Head | Farmer | South Carolina |
| 96 | Henry B. Wilson | 20 | Son | None | South Carolina |
| 97 | Fleetwood Wilson | 18 | Son | None | South Carolina |
| 98 | Clifton Wilson | 16 | Son | None | South Carolina |
| 99 | Ulyses Wilson | 14 | Son | None | South Carolina |
| 100 | Jessie Wilson | 8 | Son | None | 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)