EM
Ethel Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Ethel Martin across the 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 13-person household.
Age 16
b. ~1924
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Martin |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | PW |
| Income (1939) | 0 |
| Highest Grade | Yes H-1 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | New Worker |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1924 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Ethel Martin | Daughter | — | 16 | ~1924 |
| Blanche Martin | Daughter | — | 2 | ~1938 |
| Julia Martin | Daughter | — | 19 | ~1921 |
| Georgia Martin | Daughter | — | 9 | ~1931 |
| Susie Martin | Daughter | — | 1 | ~1939 |
| Robert Martin | Head | — | 39 | ~1901 |
| Julia Tucker | Other | — | 64 | ~1876 |
| John Martin | Son | — | 4 | ~1936 |
| Odis Martin | Son | — | 6 | ~1934 |
| William Martin | Son | — | 13 | ~1927 |
| Charles Martin | Son | — | 8 | ~1932 |
| Jesse Martin | Son | — | 11 | ~1929 |
| Georgia Martin | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Marion, Indiana
Daughter, age 5
Marion, Indiana · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Daughter, age 16
Marion-County, Indiana · implied b. ~1924 — 13 household members
| Surname | Martin |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | New Worker |
| Class of Worker | PW |
| Income (1939) | 0 |
| Highest Grade | Yes H-1 |
| 1935 Residence | Same House |
| 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 Ethel Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ethel Martin
Daughter · 1940 · age 16 · b. ~1924 · Indiana
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Sibling
Susie Martin
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Martin
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jesse Martin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Martin
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Georgia Martin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Martin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanche Martin
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Martin
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Odis Martin
Sibling · 1940 · age 6
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01125-00070)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jerry Dokus | 40 | Head | Porter | Missouri |
| 42 | Viola Dokus | 31 | Wife | — | Arkansas |
| 43 | Robert Dokus | 10 | Son | — | Indiana |
| 44 | Donald Dokus | 8 | Son | — | Indiana |
| 45 | Jerry Jr Dokus | 12 | Son | — | Indiana |
| 47 | Margaret Green | 56 | Head | — | Alabama |
| 48 | Henry Dunson | 18 | Son | Field Worker | Indiana |
| 49 | Miley Green | 16 | Son | Shoe Shinner | Indiana |
| 50 | Charles Green | 14 | Son | — | Indiana |
| 51 | Gladys Hardy | 22 | Daughter | — | Georgia |
| 52 | Harold Hardy | 1 | Grand-son | — | Indiana |
| 53 | Norma Hardy | 0 | Grand-daughter | — | Indiana |
| 54 | Melvin Heuston | 34 | Head | Butcher | Georgia |
| 55 | Nayie Heuston | 32 | Wife | — | Indiana |
| 56 | Melvin Heuston | 15 | Son | — | Indiana |
| 57 | Emma Heuston | 13 | Daughter | — | Indiana |
| 58 | Nadine Heuston | 10 | Daughter | — | Indiana |
| 59 | Opal Mae Heuston | 9 | Daughter | — | Indiana |
| 60 | Emma Smith | 58 | Mother-in-law | Floor-Sweeper | Kentucky |
| 61 | Raul Smith | 39 | Brother-in-law | — | Indiana |
| 62 | Andrew Smith | 22 | Brother-in-law | Dishwasher | Indiana |
| 63 | Robert Martin | 39 | Head | Lumber Stacker | Tennessee |
| 64 | Georgia Martin | 38 | Wife | — | Tennessee |
| 65 | Julia Martin | 19 | Daughter | Seamstress | Tennessee |
| 66 | Ethel Martin THIS PERSON | 16 | Daughter | New Worker | Indiana |
| 67 | William Martin | 13 | Son | — | Indiana |
| 68 | Jesse Martin | 11 | Son | — | Indiana |
| 69 | Georgia Martin | 9 | Daughter | — | Indiana |
| 70 | Charles Martin | 8 | Son | — | Indiana |
| 71 | Odis Martin | 6 | Son | — | Indiana |
| 72 | John Martin | 4 | Son | — | Indiana |
| 73 | Blanche Martin | 2 | Daughter | — | Indiana |
| 74 | Susie Martin | 1 | Daughter | — | Indiana |
| 75 | Julia Tucker | 64 | Mother-in-law | — | Tennessee |
| 76 | Louis Bennett | 41 | Head | Truck Driver | Michigan |
| 77 | Agnes Bennett | 42 | Wife | Cook-Maid | Indiana |
| 78 | William Bennett | 17 | Son | New Worker | Indiana |
| 79 | Bernice Bennett | 15 | Daughter | New Worker | Indiana |
| 80 | William Turner | 65 | Head | Hod-Carrier | Tennessee |
Related Census Records
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)