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Marion Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jennings-County, Indiana
Our Model Tree links this Marion Martin across the 1930 and 1940 US Censuses in Jennings-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Male
Son
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jennings-County, Indiana |
| Surname | Martin |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Columbia Township |
| 1935 Residence (County) | Jennings |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 500 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Carpenter |
| Township / Ward | Columbia Township |
| Est. Birth Year | ~1920 |
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 Marion | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Martin | Daughter | — | 15 | ~1925 |
| Marion Martin | Son | — | 20 | ~1920 |
| Shila Martin | Spouse | — | 42 | ~1898 |
| Hubert Martin | Son | — | 8 | ~1932 |
| Orion Martin | Head | — | 44 | ~1896 |
| Phyllis Martin | Daughter | — | 16 | ~1924 |
| Mildred Martin | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Jennings, Indiana
Son, age 10
Jennings, Indiana · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Marion J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Jennings-County, Indiana
Son, age 20
Jennings-County, Indiana · implied b. ~1920 — 7 household members
| Surname | Martin |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Columbia Township |
| 1935 Residence (County) | Jennings |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 500 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Marion Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marion Martin
Son · 1940 · age 20 · b. ~1920 · Indiana
★ You are viewing this record
Sibling
Hubert Martin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Martin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Martin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie 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 — Jennings-County, Indiana
Open full size
1940 US Federal Census — Jennings-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01058-00795)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | L. M. Abbe | 69 | Head | Farmer | Indiana |
| 42 | Sidney Abbe | 38 | Son | Farmer | Indiana |
| 43 | Lena Abbe | 67 | Wife | Farm Wife | Indiana |
| 44 | Orion O. Martin | 44 | Head | Carpenter & Farmer | Indiana |
| 45 | Shila E. Martin | 42 | Wife | Farm Wife | Indiana |
| 46 | Marion Martin THIS PERSON | 20 | Son | Carpenter | Indiana |
| 47 | Mildred Martin | 17 | Daughter | House Work | Indiana |
| 48 | Marjorie Martin | 15 | Daughter | — | Indiana |
| 49 | Hubert Martin | 8 | Son | — | Indiana |
| 50 | Phyllis Martin | 16 | Daughter | Home | Indiana |
| 51 | Alfred Taylor | 66 | Head | Farmer | Indiana |
| 52 | Zelpha Taylor | 54 | Wife | Farm Wife | Indiana |
| 53 | Curtis Taylor | 26 | Son | Laborer | Indiana |
| 54 | Lin Taylor | 24 | Son | Carpenter | Indiana |
| 55 | Harold Taylor | 20 | Son | Carpenter | Indiana |
| 56 | Catherine Taylor | 16 | Daughter | — | Indiana |
| 57 | Oliver X. Spalding | 23 | Head | Farmer | Indiana |
| 58 | Margaret Spalding | 19 | Wife | Farm Wife | Indiana |
| 59 | John M. Spalding | 2 | Son | — | Indiana |
| 60 | Julia Mae Spalding | 1 | Daughter | — | Indiana |
| 61 | Howard Cruser | 58 | Head | Farmer | Indiana |
| 62 | Armina Cruser | 52 | Wife | Farm Wife | Indiana |
| 63 | Lola Marie Perry | 15 | Granddaughter | — | Indiana |
| 64 | Chas. Hubbard | 42 | Head | Farmer | Indiana |
| 65 | Sadie Hubbard | 37 | Wife | Farm Wife | Indiana |
| 66 | Wm E. Hubbard | 11 | Son | — | Indiana |
| 67 | Mary C. Hubbard | 9 | Daughter | — | Indiana |
| 68 | Virginia Hubbard | 3 | Daughter | — | Indiana |
| 69 | Ellen Rose Hubbard | 1 | Daughter | — | Indiana |
| 70 | Sherman X. Stone | 58 | Head | Farmer | Indiana |
| 71 | John Sanborn | 54 | Lodger | Laborer | Indiana |
| 72 | Lee X. Dahlman | 59 | Head | Farmer | New York State |
| 73 | Angie Dahlman | 55 | Wife | Farm Wife | Indiana |
| 74 | Edward Dahlman | 22 | Son | Carpenter | Indiana |
| 75 | Oliver Dahlman | 18 | Son | Carpenter | Indiana |
| 76 | Bomer X. Rock | 46 | Head | Farmer | Indiana |
| 77 | Bertha Rock | 47 | Wife | Farm Wife | Indiana |
| 78 | Donald Rock | 14 | Son | — | Kansas |
| 79 | Betty Lou Rock | 10 | Daughter | — | Colorado |
| 80 | Leo Rock | 4 | Son | — | Kansas |
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)