HM
Hazel Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Posey-County, Indiana
Our Model Tree links this Hazel Martin across the 1930 and 1940 US Censuses in Posey-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 12-person household.
Age 14
b. ~1926
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Posey-County, Indiana |
| Surname | Martin |
| Given Name | Hazel P. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Marris Township |
| 1935 Residence (County) | Posey |
| Additional Details | |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Marris Township |
| Est. Birth Year | ~1926 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Hazel | Age | Birth yr |
|---|---|---|---|---|
| Hazel Martin | Daughter | — | 14 | ~1926 |
| Harold Martin | Son | — | 11 | ~1929 |
| Elsie Martin | Daughter | — | 9 | ~1931 |
| George Martin | Head | — | 46 | ~1894 |
| Mary Martin | Daughter | — | 6 | ~1934 |
| Walter Martin | Son | — | 8 | ~1932 |
| George Martin | Son | — | 16 | ~1924 |
| Allie Martin | Daughter | — | 17 | ~1923 |
| Robert Martin | Son | — | 13 | ~1927 |
| Doris Martin | Spouse | — | 44 | ~1896 |
| Louis Martin | Daughter | — | 4 | ~1936 |
| Dorothy Martin | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Posey, Indiana
Daughter, age 4
Posey, Indiana · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Hazel P. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| 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
Posey-County, Indiana
Daughter, age 14
Posey-County, Indiana · implied b. ~1926 — 12 household members
| Surname | Martin |
| Given Name | Hazel P. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Marris Township |
| 1935 Residence (County) | Posey |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | Hs 1 |
| 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 Hazel Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Hazel Martin
Daughter · 1940 · age 14 · b. ~1926 · Indiana
★ You are viewing this record
Sibling
Allie Martin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Martin
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Martin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Martin
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Martin
Sibling · 1940 · age 4
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
Sibling
Harold Martin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Martin
Sibling · 1940 · age 8
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 — Posey-County, Indiana
Open full size
1940 US Federal Census — Posey-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01087-00374)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Susanna Helzgrefe | 61 | wife | — | Indiana |
| 2 | Lorena F. Helzgrefe | 30 | daughter | Laborer | Indiana |
| 3 | George E. Helzgrefe | 25 | son | Laborer | Indiana |
| 4 | Rosa M. M. Helzgrefe | 22 | daughter | — | Indiana |
| 5 | George P. Martin | 46 | head | Laborer | Indiana |
| 6 | Doris J. Martin | 44 | wife | — | Indiana |
| 7 | Dorothy J. Martin | 19 | daughter | — | Indiana |
| 8 | Allie M. Martin | 17 | daughter | Waitress | Indiana |
| 9 | George Jr. Martin | 16 | son | — | Indiana |
| 10 | Hazel P. Martin THIS PERSON | 14 | daughter | — | Indiana |
| 11 | Robert F. Martin | 13 | son | — | Indiana |
| 12 | Harold K. Martin | 11 | son | — | Indiana |
| 13 | Elsie M. Martin | 9 | daughter | — | Indiana |
| 14 | Walter E. Martin | 8 | son | — | Indiana |
| 15 | Mary Ann Martin | 6 | daughter | — | Indiana |
| 16 | Louis J. Martin | 4 | daughter | — | Indiana |
| 17 | Mark Jones | 55 | head | Farming | Kentucky |
| 18 | Mary E. Jones | 55 | wife | — | Kentucky |
| 19 | David F. Jones | 25 | son | Laborer | Missouri |
| 20 | Raymond Jones | 20 | son | Truck Driver | Missouri |
| 21 | Dessie Jones | 16 | daughter | — | Illinois |
| 22 | Stanley J. Behenk | 48 | head | Laborer | Illinois |
| 23 | Lula Behenk | 46 | wife | — | Indiana |
| 24 | Stanley Behenk | 15 | son | Laborer | Indiana |
| 25 | Essie Behenk | 13 | daughter | — | Indiana |
| 26 | Goldie Behenk | 13 | daughter | — | Indiana |
| 27 | Lara Behenk | 11 | daughter | — | Indiana |
| 28 | June Behenk | 10 | daughter | — | Indiana |
| 29 | Rubie Behenk | 9 | daughter | — | Indiana |
| 30 | Ruth Behenk | 8 | daughter | — | Indiana |
| 31 | Edward W. Martin | 56 | head | Farming | Indiana |
| 32 | Lena S. Martin | 57 | wife | — | Indiana |
| 33 | Elmer C. Martin | 23 | son | Spray Painter | Indiana |
| 34 | Clarence P. Martin | 22 | son | Book Keeping | Indiana |
| 35 | Ralph W. Martin | 20 | son | Laborer | Indiana |
| 36 | Orville C. Martin | 17 | son | — | Indiana |
| 37 | William Pauley | 45 | head | Farming | Indiana |
| 38 | Rosa Pauley | 40 | wife | — | Indiana |
| 39 | Velma Pauley | 20 | daughter | — | Indiana |
| 40 | Joseph Pauley | 17 | son | Laborer | Indiana |
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)