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Jack Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Caldwell-County, North Carolina
Our Model Tree links this Jack Martin across the 1930 and 1940 US Censuses in Caldwell-County, North Carolina (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 9-person household.
Age 25
b. ~1915
Male
Son
Born: North Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Caldwell-County, North Carolina |
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | North Carolina |
| 1935 Residence (City) | Roanoke |
| Additional Details | |
| Occupation | Shop hand |
| Industry | Furniture |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 338 |
| Highest Grade | Hs 4 |
| 1935 Residence | Virginia |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
| Occupation | Shop Hand |
| Township / Ward | Lenoir |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| Lucile Martin | Daughter | — | 15 | ~1925 |
| Junior Lentz | Other | — | 11 | ~1929 |
| Ella Martin | Spouse | — | 56 | ~1884 |
| Christine Martin | Daughter | — | 14 | ~1926 |
| Margaret Lentz | Other | — | 9 | ~1931 |
| James Martin | Head | — | 55 | ~1885 |
| Jack Martin | Son | — | 25 | ~1915 |
| Mary Thomas | Other | — | 5 | ~1935 |
| Wilson Martin | Son | — | 17 | ~1923 |
Census Appearances
1930
Caldwell, North …
Son, age 13
Caldwell, North Carolina · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north carolina |
1940
Caldwell-County, North …
Son, age 25
Caldwell-County, North Carolina · implied b. ~1915 — 9 household members
| Surname | Martin |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | North Carolina |
| 1935 Residence (City) | Roanoke |
| Occupation | Shop hand |
| Industry | Furniture |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 338 |
| Highest Grade | Hs 4 |
| 1935 Residence | Virginia |
| Birth State | North Carolina |
| Birth Country | United States |
| Birthplace (normalized) | north 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 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 25 · b. ~1915 · North Carolina
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Sibling
Wilson Martin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christine Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucile Martin
Sibling · 1940 · age 15
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 — Caldwell-County, North Carolina
Open full size
1940 US Federal Census — Caldwell-County, North Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02883-00266)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Belma Fox | 10 | daughter | — | North Carolina |
| 42 | Chalma Fox | 8 | daughter | — | North Carolina |
| 43 | Alice Setzer | 70 | Aunt | Housework | North Carolina |
| 44 | Francis Milton | 34 | Head | Shaper | North Carolina |
| 45 | Florence Milton | 34 | Wife | House Keeper | North Carolina |
| 46 | Elwanda Milton | 17 | daughter | — | North Carolina |
| 47 | Johnnie Milton | 16 | Son | Paper Boy | North Carolina |
| 48 | Lemar Milton | 12 | Son | — | North Carolina |
| 49 | Virginia Milton | 9 | daughter | — | North Carolina |
| 50 | Bertha Ann Milton | 7 | daughter | — | North Carolina |
| 51 | Dolores Milton | 5 | daughter | — | North Carolina |
| 52 | Collis Chandler | 25 | Head | — | North Carolina |
| 53 | Mazel Chandler | 21 | Wife | Machine P | North Carolina |
| 54 | Robert Chandler | 2 | Son | — | North Carolina |
| 55 | Oscar Chandler | 35 | Head | — | North Carolina |
| 56 | Annie Chandler | 32 | Wife | Packing R | North Carolina |
| 57 | James Curtis | 28 | Head | Rub Room | North Carolina |
| 58 | Ola Curtis | 26 | Wife | — | North Carolina |
| 59 | William Curtis | 8 | Son | — | North Carolina |
| 60 | Douglas Curtis | 6 | Son | — | North Carolina |
| 61 | Minnie Curtis | 4 | daughter | — | North Carolina |
| 62 | James Curtis | 3 | Son | — | North Carolina |
| 63 | Tom Chandler | 32 | Head | Boxing M | North Carolina |
| 64 | Bertha Chandler | 27 | Wife | — | North Carolina |
| 65 | Delila Chandler | 6 | daughter | — | North Carolina |
| 66 | James Martin | 55 | Head | Machinist | North Carolina |
| 67 | Ella Martin | 56 | Wife | — | North Carolina |
| 68 | Jack Martin THIS PERSON | 25 | Son | Shop Hand | North Carolina |
| 69 | Wilson Martin | 17 | Son | — | North Carolina |
| 70 | Lucile Martin | 15 | daughter | — | Virginia |
| 71 | Christine Martin | 14 | daughter | — | Virginia |
| 72 | Junior Lentz | 11 | G-Son | — | Virginia |
| 73 | Margaret Lentz | 9 | G-daughter | — | Virginia |
| 74 | Mary Thomas | 5 | G-daughter | — | Virginia |
| 75 | Ralph Triplett | 45 | Head | Fireman | North Carolina |
| 76 | Susanna Triplett | 44 | Wife | — | North Carolina |
| 77 | Maudie Triplett | 22 | daughter | Cook | North Carolina |
| 78 | Alvan Triplett | 19 | Son | — | North Carolina |
| 79 | J. C. Triplett | 14 | Son | — | North Carolina |
| 80 | Ralph Triplett | 12 | Son | — | North 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)