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Gertrude Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Colleton-County, South Carolina
Our Model Tree links this Gertrude Martin across the 1920, 1930 and 1940 US Censuses in Colleton-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 5-person household.
Age 43
b. ~1897
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Colleton-County, South Carolina |
| Surname | Martin |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Bells Township |
| 1935 Residence (County) | Colleton |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Bells Township |
| Est. Birth Year | ~1897 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Ella Nettles | Other | — | 73 | ~1867 |
| Gertrude Martin | Spouse | — | 43 | ~1897 |
| Jesse Nettles | Other | — | 54 | ~1886 |
| B Martin | Head | — | 44 | ~1896 |
| Maude Martin | Daughter | — | 19 | ~1921 |
Census Appearances
1920
Colleton, South …
Spouse, age 24
Colleton, South Carolina · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| 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
Colleton, South …
Spouse, age 34
Colleton, South Carolina · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 21 |
| 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
Colleton-County, South …
Spouse, age 43
Colleton-County, South Carolina · implied b. ~1897 — 5 household members
| Surname | Martin |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Bells Township |
| 1935 Residence (County) | Colleton |
| 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 Gertrude 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
Gertrude Martin
Spouse · 1940 · age 43 · b. ~1897 · 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 — Colleton-County, South Carolina
Open full size
1940 US Federal Census — Colleton-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03801-00098)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | B. J. Martin | 44 | Head | Carpenter | South Carolina |
| 42 | Gertrude Martin THIS PERSON | 43 | Wife | — | South Carolina |
| 43 | Maude Martin | 19 | Daughter | — | South Carolina |
| 44 | Ella Nettles | 73 | Mother in law | — | South Carolina |
| 45 | Jesse J. Nettles | 54 | Brother in law | Truck Driver | South Carolina |
| 46 | C. E. Linder | 50 | Head | Farmer | South Carolina |
| 47 | Nellie Linder | 43 | Wife | — | South Carolina |
| 48 | Earl Darwin Linder | 10 | Son | — | South Carolina |
| 49 | Amanda Linder | 78 | Mother in law | — | South Carolina |
| 50 | Georgetta Breland | 70 | Head | Farmer | South Carolina |
| 51 | Kate Breland | 68 | Sister | Farmer | South Carolina |
| 52 | Leila Breland | 66 | Sister | — | South Carolina |
| 53 | Jessie Living | 55 | Sister | Farmer | South Carolina |
| 54 | Johnny D. Nettles | 33 | Head | Farm Laborer | South Carolina |
| 55 | Archie C. Breland | 65 | Head | Farmer | South Carolina |
| 56 | Goldie Breland | 58 | Wife | — | South Carolina |
| 57 | Lenie Breland | 19 | Daughter | — | South Carolina |
| 58 | Clifton B. Benton | 43 | Lodger | Farm Laborer | South Carolina |
| 59 | G. G. Quinn | 55 | Head | Farmer | South Carolina |
| 60 | Martha L. Quinn | 55 | Wife | — | South Carolina |
| 61 | Ida Mae Quinn | 21 | Daughter | — | South Carolina |
| 62 | Roma Strange | 27 | Daughter | Laborer | South Carolina |
| 63 | Nora E. Strange | 4 | Granddaughter | — | South Carolina |
| 64 | Charles M. Strange | 2 | Grandson | — | North Carolina |
| 65 | J. F. Quinn | 60 | Brother | — | South Carolina |
| 66 | Blanche Readdy | 27 | Head | Chip Boxes | South Carolina |
| 67 | Nina Readdy | 20 | Wife | — | South Carolina |
| 68 | C. E. Readdy | 2 | Son | — | South Carolina |
| 69 | Helen Readdy | 1 | Daughter | — | South Carolina |
| 70 | Lester G. Dewitt | 30 | Head | Farmer | South Carolina |
| 71 | Inez Dewitt | 23 | Wife | — | South Carolina |
| 72 | Mattie Dewitt | 2 | Daughter | — | South Carolina |
| 73 | Harris Dewitt | 1 | Son | — | South Carolina |
| 74 | Nell Breland | 52 | Head | Farmer | South Carolina |
| 75 | Harold Breland | 26 | Son | Farm Hand | South Carolina |
| 76 | Pershing Breland | 21 | Son | Farm Laborer | South Carolina |
| 77 | Charlie Breland | 19 | Son | Carpenter'S Helper | South Carolina |
| 78 | Lewis Breland | 17 | Son | Laborer | South Carolina |
| 79 | Billy Breland | 5 | Grandson | — | South Carolina |
| 80 | Mattie Morris | 69 | Head | — | 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)