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Rosa Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Charleston-County, South Carolina
Our Model Tree links this Rosa Williams across the 1920, 1930 and 1940 US Censuses in Charleston-County, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 3-person household.
Age 45
b. ~1895
Female
Head
Born: South Carolina
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Charleston-County, South Carolina |
| Surname | Williams |
| Given Name | Rosa |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Widowed |
| Birthplace | South Carolina |
| 1935 Residence (City) | Mt. Pleasant Town |
| 1935 Residence (County) | Charleston |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Mt Pleasant Town |
| Est. Birth Year | ~1895 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Rosa | Age | Birth yr |
|---|---|---|---|---|
| Rosalie Johnson | Daughter | — | 21 | ~1919 |
| Rosa Williams | Head | — | 45 | ~1895 |
| Danny Johnson | Son | — | 23 | ~1917 |
Census Appearances
1920
Charleston, South …
Other, age 27
Charleston, South Carolina · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Rosa |
| Relationship to Head | Step-daughter |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Widowed |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Other, age 35
Charleston, South Carolina · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Rosa |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 16 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Charleston-County, South …
Head, age 45
Charleston-County, South Carolina · implied b. ~1895 — 3 household members
| Surname | Williams |
| Given Name | Rosa |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 45 |
| Marital Status | Widowed |
| Birthplace | South Carolina |
| 1935 Residence (City) | Mt. Pleasant Town |
| 1935 Residence (County) | Charleston |
| Hours Worked | 0 |
| 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 Rosa Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Rosa Williams
Head · 1940 · age 45 · b. ~1895 · South Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Charleston-County, South Carolina
Open full size
1940 US Federal Census — Charleston-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03795-00014)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harvey German | 39 | Head | Butler | South Carolina |
| 2 | Viola German | 37 | Wife | Laundress | South Carolina |
| 3 | Bernice German | 14 | Daughter | Cook | South Carolina |
| 4 | Charles German | 11 | Son | — | South Carolina |
| 5 | Gladys German | 10 | Daughter | — | South Carolina |
| 6 | Marion German | 8 | Daughter | — | South Carolina |
| 7 | Lauretta German | 7 | Daughter | — | South Carolina |
| 8 | Rosa Helen German | 5 | Daughter | — | South Carolina |
| 9 | Ella L. German | 3 | Daughter | — | South Carolina |
| 10 | Elias German | 1 | Son | — | South Carolina |
| 11 | Rosa Williams THIS PERSON | 45 | Head | — | South Carolina |
| 12 | Danny Johnson | 23 | Son | — | South Carolina |
| 13 | Rosalie Johnson | 21 | Daughter | — | South Carolina |
| 14 | Mary Drayton | 57 | Head | Cook | South Carolina |
| 15 | Susanna Russell | 20 | Wife | Cook | South Carolina |
| 16 | Leroy Russell | 18 | Nephew | House Maid | South Carolina |
| 17 | Lawrence Bryan | 32 | Head | Laborer | South Carolina |
| 18 | Anna Lee Bryan | 27 | Wife | — | South Carolina |
| 19 | Joseph Small | 14 | Nephew | — | South Carolina |
| 20 | Arthur F. Brown | 26 | Head | Chauffeur | South Carolina |
| 21 | Miriam M. Brown | 24 | Wife | School Teacher | South Carolina |
| 22 | Arthur F. Jr. Brown | 10 | Son | — | South Carolina |
| 23 | Jean G. Brown | 8 | Daughter | — | South Carolina |
| 24 | Adam Hodges | 31 | Head | Road Laborer | South Carolina |
| 25 | Helen Hodges | 29 | Wife | Maid Servant | South Carolina |
| 26 | Clarence Ferguson | 41 | Head | Truck Driver | South Carolina |
| 27 | Julia Ferguson | 46 | Wife | — | South Carolina |
| 28 | Calvin Ferguson | 19 | Son | Gardener | South Carolina |
| 29 | Augustus Ferguson | 14 | Son | — | South Carolina |
| 30 | Clarence Ferguson | 12 | Son | — | South Carolina |
| 31 | Cynthia Ferguson | 9 | Daughter | — | South Carolina |
| 32 | Cale Ferguson | 7 | Son | — | South Carolina |
| 33 | Jacob Miller | 23 | Boarder | Cook | South Carolina |
| 34 | William Clifford | 17 | Boarder | Porter | South Carolina |
| 35 | John H. Johnson | 47 | Head | Painter | South Carolina |
| 36 | Pauline G. Johnson | 46 | Wife | Laundress | South Carolina |
| 37 | Elias G. Johnson | 22 | Son | Stenographer | South Carolina |
| 38 | Carl Johnson | 19 | Son | Delivery Boy | South Carolina |
| 39 | Florence Thompson | 40 | Head | — | South Carolina |
| 40 | Shell Prishell | 21 | Head | Nurse Maid | South Carolina |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)