RJ
Rosa Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sumter-County, South Carolina
Our Model Tree links this Rosa Jackson across the 1920, 1930 and 1940 US Censuses in Sumter-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 3-person household.
Age 39
b. ~1901
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sumter-County, South Carolina |
| Surname | Jackson |
| Given Name | Rosa |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sumter Township |
| 1935 Residence (County) | Sumter |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Sumter Township |
| Est. Birth Year | ~1901 |
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 |
|---|---|---|---|---|
| Rosa Jackson | Spouse | — | 39 | ~1901 |
| Ed Jackson | Head | — | 54 | ~1886 |
| Sara Jackson | Daughter | — | 18 | ~1922 |
Census Appearances
1920
Lee, South …
Spouse, age 21
Lee, South Carolina · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Rosa |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| 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
Sumter, South …
Spouse, age 32
Sumter, South Carolina · implied b. ~1898 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Rosa |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 21 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Sumter-County, South …
Spouse, age 39
Sumter-County, South Carolina · implied b. ~1901 — 3 household members
| Surname | Jackson |
| Given Name | Rosa |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sumter Township |
| 1935 Residence (County) | Sumter |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| 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 Jackson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Rosa Jackson
Spouse · 1940 · age 39 · b. ~1901 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sumter-County, South Carolina
Open full size
1940 US Federal Census — Sumter-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03842-00577)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Westcott | 11 | Head | — | Rhode Island |
| 2 | Bess Westcott | 8 | Son | — | Rhode Island |
| 3 | Ed Jackson | 54 | Head | Clergyman | South Carolina |
| 4 | Rosa Jackson THIS PERSON | 39 | Wife | — | South Carolina |
| 5 | Sara Jackson | 18 | Daughter | Cook | South Carolina |
| 6 | Bernie Larkin | 47 | Head | Laborer | South Carolina |
| 7 | Victoria Larkin | 37 | Wife | Cook | South Carolina |
| 8 | Nathalie Larkin | 18 | Daughter | — | South Carolina |
| 9 | Lillie Larkin | 7 | Daughter | — | South Carolina |
| 10 | Hollis Avants | 55 | Head | 60 | South Carolina |
| 11 | Beulah Avants | 52 | Wife | — | South Carolina |
| 12 | Whitney Avants | 29 | Son | 54 | South Carolina |
| 13 | Elsie Avants | 23 | Daughter | 52 | South Carolina |
| 14 | Grace Avants | 20 | Daughter | — | South Carolina |
| 15 | Annie Avants | 14 | Daughter | — | South Carolina |
| 16 | Minnie Guerdine | 62 | Head | Farm Laborer | South Carolina |
| 17 | Evelena Guerdine | 21 | Daughter | — | South Carolina |
| 18 | Henrietta Guerdine | 20 | Daughter | Laborer | South Carolina |
| 19 | Samuel Garden | 52 | Head | Clergyman | South Carolina |
| 20 | Alice Garden | 41 | Wife | — | South Carolina |
| 21 | Wilson Pringle | 26 | Head | Teacher | South Carolina |
| 22 | Sylvia Pringle | 22 | Wife | — | South Carolina |
| 23 | Wilson Pringle | 2 | Son | — | South Carolina |
| 24 | Samuel Pringle | 1 | Son | — | South Carolina |
| 25 | Dina Willis | 70 | Head | — | South Carolina |
| 26 | Johnnie Willis | 26 | Grandson | Attendant | South Carolina |
| 27 | Willie Willis | 18 | Grandson | Operator | South Carolina |
| 28 | Rosalie Richard | 5 | Daughter | — | South Carolina |
| 29 | Isaac Jackson | 28 | Head | Truck Driver | South Carolina |
| 30 | Katie Jackson | 28 | Wife | — | South Carolina |
| 31 | James Gary | 28 | Head | Laborer | South Carolina |
| 32 | Thomasina Gary | 19 | Wife | Farm Laborer | South Carolina |
| 33 | Elizabeth Gary | 3 | Daughter | — | South Carolina |
| 34 | Leroy Gary | 1 | Son | — | South Carolina |
| 35 | Elizabeth Hillis | 33 | Sister-in-law | — | South Carolina |
| 36 | Frank Thompson | 45 | Head | Farm Laborer | South Carolina |
| 37 | Leola Thompson | 33 | Wife | Farm Laborer | South Carolina |
| 38 | June Mae Thompson | 14 | Daughter | — | South Carolina |
| 39 | Edward Thompson | 12 | Son | — | South Carolina |
| 40 | Henry Thompson | 10 | Son | — | 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)