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Jack Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Shackelford-County, Texas
Our Model Tree links this Jack Martin across the 1930 and 1940 US Censuses in Shackelford-County, Texas (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 9-person household.
Age 11
b. ~1929
Male
Son
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shackelford-County, Texas |
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 2 |
| 1935 Residence (County) | Shackelford |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Justice Precinct 2 |
| Est. Birth Year | ~1929 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Jack Martin | Son | — | 11 | ~1929 |
| Joe Martin | Son | — | 14 | ~1926 |
| Rosie Martin | Spouse | — | 45 | ~1895 |
| Walter Martin | Head | — | 55 | ~1885 |
| George Martin | Son | — | 16 | ~1924 |
| Daisey Martin | Daughter | — | 8 | ~1932 |
| Lonnie Smith | Other | — | 22 | ~1918 |
| Max Martin | Son | — | 10 | ~1930 |
| Billie Smith | Other | — | 25 | ~1915 |
Census Appearances
1930
Shackelford, Texas
Son, age 1
Shackelford, Texas · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Shackelford-County, Texas
Son, age 11
Shackelford-County, Texas · implied b. ~1929 — 9 household members
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 2 |
| 1935 Residence (County) | Shackelford |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 11 · b. ~1929 · Texas
★ You are viewing this record
Sibling
Max Martin
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daisey Martin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Martin
Sibling · 1940 · age 16
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 — Shackelford-County, Texas
Open full size
1940 US Federal Census — Shackelford-County, Texas
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-04135-00429)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William W. Jackson | 71 | Father | Laborer | Texas |
| 42 | John W. Gade | 26 | Head | Laborer | Texas |
| 43 | Maureen Gade | 25 | Wife | — | Texas |
| 44 | Robert W. Mcgaughey | 38 | Head | Manager | Texas |
| 45 | Mamie T. Mcgaughey | 42 | Wife | — | Oklahoma |
| 46 | Gladys Sturms | 22 | Step-daughter | — | Texas |
| 47 | Lee O. Mcfarland | 41 | Head | New Worker | Texas |
| 48 | Annie A. Mcfarland | 73 | Mother | — | Iowa |
| 49 | Jess Barker | 48 | Head | Farmer | Texas |
| 50 | Iurie | Lurie Barker | 43 | Wife | — | Texas |
| 51 | Newell Windham | 33 | Head | Bookkeeper | Texas |
| 52 | Helen Windham | 24 | Wife | Truck Driver | Texas |
| 53 | Mildred Windham | 8 | Daughter | — | Texas |
| 54 | Jeanice Windham | 0 | Daughter | — | Texas |
| 55 | Hewlette A. Salters | 30 | Head | Foreman | Texas |
| 56 | Olivia Salters | 27 | Wife | — | Texas |
| 57 | Bobby H. Salters | 5 | Son | — | Texas |
| 58 | Billie J. Salters | 3 | Daughter | — | Texas |
| 59 | Vardman O. Salters | 21 | Brother | Pumper | Texas |
| 60 | Walter J. Martin | 55 | Head | Laborer | Texas |
| 61 | Rosie E. Martin | 45 | Wife | Seamstress | Texas |
| 62 | George Martin | 16 | Son | — | Texas |
| 63 | Joe Martin | 14 | Son | — | Texas |
| 64 | Jack Martin THIS PERSON | 11 | Son | — | Texas |
| 65 | Max Martin | 10 | Son | — | Texas |
| 66 | Daisey Martin | 8 | Daughter | — | Texas |
| 67 | Billie R. Smith | 25 | Step-son | Laborer | Texas |
| 68 | Lonnie B. Smith | 22 | Daughter-in-law | Waitress | Texas |
| 69 | Hugh Martin | 48 | Head | Carpenter | Texas |
| 70 | Eula Martin | 38 | Wife | — | Texas |
| 71 | Virginia Martin | 15 | Daughter | — | Texas |
| 72 | Lois D. Martin | 13 | Daughter | — | Texas |
| 73 | Hubert Martin | 10 | Son | — | Texas |
| 74 | William K. Martin | 8 | Son | — | Texas |
| 75 | John Martin | 7 | Son | — | Texas |
| 76 | Eulabeth Martin | 4 | Daughter | — | Texas |
| 77 | Willard Bounds | 28 | Son-in-law | Laborer | Tennessee |
| 78 | Mary J. Bounds | 18 | Daughter | — | Texas |
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)