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Jack Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Smith-County, Mississippi
Our Model Tree links this Jack Martin across the 1930 and 1940 US Censuses in Smith-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Smith-County, Mississippi |
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Raleigh |
| 1935 Residence (County) | Smith |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Raleigh |
| Est. Birth Year | ~1927 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Martin | Daughter | — | 17 | ~1923 |
| Rachel Martin | Daughter | — | 16 | ~1924 |
| Jack Martin | Son | — | 13 | ~1927 |
| Mary Martin | Daughter | — | 18 | ~1922 |
| Billie Martin | Son | — | 11 | ~1929 |
| Ruth Martin | Spouse | — | 41 | ~1899 |
| Jeff Martin | Head | — | 55 | ~1885 |
Census Appearances
1930
Smith, Mississippi
Son, age 4
Smith, Mississippi · implied b. ~1926 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | none |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Smith-County, Mississippi
Son, age 13
Smith-County, Mississippi · implied b. ~1927 — 7 household members
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Raleigh |
| 1935 Residence (County) | Smith |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Jack Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Martin
Son · 1940 · age 13 · b. ~1927 · Mississippi
★ You are viewing this record
Sibling
Rachel Martin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Martin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Martin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Smith-County, Mississippi
Open full size
1940 US Federal Census — Smith-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02065-00012)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sid Page | 70 | Head | — | Mississippi |
| 2 | Eunice Page | 75 | Sister | — | Mississippi |
| 3 | F. B. Horn | 33 | Head | Dealer | Mississippi |
| 4 | Virginia Horn | 29 | Wife | — | Mississippi |
| 5 | Alene Horn | 10 | Daughter | — | Mississippi |
| 6 | F. B. Jr Horn | 9 | Son | — | Mississippi |
| 7 | Ninnie Lee Horn | 7 | Daughter | — | Mississippi |
| 8 | Mary Jan Horn | 6 | Daughter | — | Mississippi |
| 9 | Grace Horn | 5 | Daughter | — | Mississippi |
| 10 | Alma Evans | 58 | Helper | Servant | Mississippi |
| 11 | Jeff D. Martin | 55 | Head | Attorney | Mississippi |
| 12 | Ruth Martin | 41 | Wife | — | Mississippi |
| 13 | Mary Lynn Martin | 18 | Daughter | — | Mississippi |
| 14 | Evelyn Martin | 17 | Daughter | — | Mississippi |
| 15 | Rachel Martin | 16 | Daughter | — | Mississippi |
| 16 | Jack Martin THIS PERSON | 13 | Son | — | Mississippi |
| 17 | Billie F Martin | 11 | Son | — | Mississippi |
| 18 | Dave Austin | 56 | Head | Truck | Mississippi |
| 19 | Ada Austin | 52 | Wife | — | Mississippi |
| 20 | James Austin | 18 | Son | — | Mississippi |
| 21 | Othel Mae Austin | 16 | Daughter | — | Mississippi |
| 22 | Vera D. Austin | 14 | Daughter | — | Mississippi |
| 23 | Lewis W. Miller | 52 | Head | Pressing Shop | Mississippi |
| 24 | Ollie Mae Miller | 22 | Wife | — | Mississippi |
| 25 | Ollie Grace Miller | 11 | Daughter | — | Mississippi |
| 26 | Joel Frazier | 18 | Step son | — | Mississippi |
| 27 | Hamilton Marie Woods | 6 | Niece | — | Mississippi |
| 28 | Frank Myers | 31 | Head | Salesman | Mississippi |
| 29 | Mildred Myers | 26 | Wife | — | Mississippi |
| 30 | Dewey Frank Myers | 1 | Son | — | Mississippi |
| 31 | Jean Chambers | 30 | Roomer | — | Mississippi |
| 32 | William Shackelford | 35 | Head | Teaching | Mississippi |
| 33 | Mabel Shackelford | 32 | Wife | Teaching | Mississippi |
| 34 | Billy Wood Shackelford | 5 | Daughter | Servant | Mississippi |
| 35 | Robia Lott | 24 | Servant | Servant | Mississippi |
| 36 | Nina Miley | 25 | Roomer | Teaching | Mississippi |
| 37 | Pearl Brown | 29 | Roomer | Teaching | Mississippi |
| 38 | Hermie Jennings | 28 | Roomer | Teaching | Mississippi |
| 39 | Lina Wynne | 27 | Roomer | Teaching | Mississippi |
| 40 | Amelia Hunter | 26 | Roomer | Teaching | Mississippi |
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)