RM
Rosa Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Charleston-County, South Carolina
Our Model Tree links this Rosa Martin across the 1920, 1930 and 1940 US Censuses in Charleston-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 8-person household.
Age 41
b. ~1899
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Charleston-County, South Carolina |
| Surname | Martin |
| Given Name | Rosa A |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 41 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | St. Pauls Twp |
| 1935 Residence (County) | Charleston |
| Additional Details | |
| Hours Worked | 15 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | St Pauls Twp |
| Est. Birth Year | ~1899 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Rosa | Age | Birth yr |
|---|---|---|---|---|
| Agnes Martin | Daughter | — | 5 | ~1935 |
| Rosa Martin | Spouse | — | 41 | ~1899 |
| Joseph Martin | Son | — | 17 | ~1923 |
| Lucius Martin | Head | — | 42 | ~1898 |
| Luther Martin | Son | — | 7 | ~1933 |
| Christopher Martin | Son | — | 10 | ~1930 |
| Nelson Martin | Son | — | 15 | ~1925 |
| Clyde Martin | Son | — | 13 | ~1927 |
Census Appearances
1920
Charleston, South …
Spouse, age 20
Charleston, South Carolina · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Rose |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Mulatto |
| Age | 20 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Labour |
| Industry | Saw 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 …
Spouse, age 30
Charleston, South Carolina · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Rosa |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 18 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Charleston-County, South …
Spouse, age 41
Charleston-County, South Carolina · implied b. ~1899 — 8 household members
| Surname | Martin |
| Given Name | Rosa A |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | Black |
| Age | 41 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | St. Pauls Twp |
| 1935 Residence (County) | Charleston |
| Hours Worked | 15 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 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 Martin 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 Martin
Spouse · 1940 · age 41 · b. ~1899 · 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 — 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-t0627-03796-00566)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frances Johnson | 65 | Head | Laborer | South Carolina |
| 2 | Esthelle Johnson | 27 | niece | Laborer | South Carolina |
| 3 | Isaac Holmes | 67 | Head | — | South Carolina |
| 4 | Sarah Holmes | 62 | wife | — | South Carolina |
| 5 | Lucius Martin | 42 | Head | Laborer | South Carolina |
| 6 | Rosa A Martin THIS PERSON | 41 | wife | — | South Carolina |
| 7 | Joseph Martin | 17 | son | Laborer | South Carolina |
| 8 | Nelson Martin | 15 | son | — | South Carolina |
| 9 | Clyde Martin | 13 | son | — | South Carolina |
| 10 | Christopher Martin | 10 | son | — | South Carolina |
| 11 | Luther Martin | 7 | son | — | South Carolina |
| 12 | Agnes Martin | 5 | daughter | — | South Carolina |
| 13 | Frank S Hollins | 41 | Head | Farmer | South Carolina |
| 14 | Maggie Hollins | 34 | wife | — | South Carolina |
| 15 | Wallace Hollins | 10 | son | — | South Carolina |
| 16 | Johnnie Drayton | 40 | Head | Laborer | South Carolina |
| 17 | Alice Drayton | 36 | wife | — | South Carolina |
| 18 | Rufus Drayton | 16 | son | — | South Carolina |
| 19 | Linwood Drayton | 15 | son | — | South Carolina |
| 20 | Daisy Lee Drayton | 14 | daughter | — | South Carolina |
| 21 | Philip Drayton | 12 | son | — | South Carolina |
| 22 | Willie Butler | 32 | Head | Laborer | South Carolina |
| 23 | Geneva Butler | 28 | wife | — | South Carolina |
| 24 | James Lee Butler | 7 | son | — | South Carolina |
| 25 | Carry Butler | 4 | daughter | — | South Carolina |
| 26 | William Butler | 1 | son | — | South Carolina |
| 27 | Freddie Johnson | 21 | nephew | Laborer | South Carolina |
| 28 | Ollie May Johnson | 19 | wife | — | South Carolina |
| 29 | James Comprey | 28 | Head | Laborer | South Carolina |
| 30 | Annie Comprey | 20 | wife | — | South Carolina |
| 31 | Ruby Lee Comprey | 2 | daughter | — | South Carolina |
| 32 | Ellmore Johnson | 21 | nephew | Laborer | South Carolina |
| 33 | Paul Johnson | 15 | nephew | — | South Carolina |
| 34 | Leroy Johnson | 14 | nephew | — | South Carolina |
| 35 | Charles Johnson | 5 | nephew | — | South Carolina |
| 36 | Jessie Johnson | 1 | nephew | — | South Carolina |
| 37 | Virginia Comprey | 16 | sister-in-law | — | South Carolina |
| 38 | Benjamin Donnelly | 61 | Head | — | South Carolina |
| 39 | Ella Donnelly | 39 | wife | — | South Carolina |
| 40 | Solomon Donnelly | 21 | son | Laborer | 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)