MD
Mary Decker — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Wayne, Indiana
Our Model Tree links this Mary Decker across the 1920 and 1930 US Censuses in Wayne, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1911), then head of a 10-person household.
Age 19
b. ~1911
Female
Daughter
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Wayne, Indiana |
| Surname | Decker |
| Given Name | Mary R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Burner |
| Industry | Glove Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Burner |
| Township / Ward | Richmond City |
| Est. Birth Year | ~1911 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Nellie Decker | Daughter | — | 39 | ~1891 |
| Mildred Decker | Daughter | — | 8 | ~1922 |
| Gail Ellis | Other | — | 20 | ~1910 |
| Alice Decker | Daughter | — | 5 | ~1925 |
| Bertie Decker | Head | — | 52 | ~1878 |
| Mary Decker | Daughter | — | 19 | ~1911 |
| Martha Decker | Daughter | — | 10 | ~1920 |
| Elizabeth Decker | Daughter | — | 13 | ~1917 |
| Edward Decker | Son | — | 15 | ~1915 |
| Roy Decker | Son | — | 19 | ~1911 |
Census Appearances
1920
Wayne, Indiana
Daughter, age 9
Wayne, Indiana · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Decker |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Wayne, Indiana
Daughter, age 19
Wayne, Indiana · implied b. ~1911 — 10 household members
| Surname | Decker |
| Given Name | Mary R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Burner |
| Industry | Glove Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Mary Decker across 2 US Census years (1920 and 1930) in Wayne, Indiana, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Decker
Daughter · 1930 · age 19 · b. ~1911 · Indiana
★ You are viewing this record
Sibling
Edward Decker
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Decker
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Decker
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Decker
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Decker
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Decker
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Decker
Sibling · 1930 · age 39
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
1930 US Federal Census — Wayne, Indiana
Open full size
1930 US Federal Census — Wayne, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel638:0316)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Frank C. Nagile | 54 | Head | Waiter | Illinois |
| 52 | Alice E. Nagile | 39 | Wife | — | Indiana |
| 53 | Bernard K. Muston | 25 | Brother-in-law | Cabinet Maker | Indiana |
| 54 | Mildred Norris | 30 | Lodger | Telephone Oper. | Indiana |
| 55 | Homer J. Martindale | 22 | Head | Wiring Assembler | Ohio |
| 56 | Marie Martindale | 19 | Wife | Seamstress | Ohio |
| 57 | Effie N. Hanes | 62 | Head | — | Indiana |
| 58 | Eliza J. Hanes | 26 | Sister | Mechanic | Indiana |
| 59 | Walter L. Davis | 51 | Head | Dresser Truck | Indiana |
| 60 | Pearl J. Davis | 47 | Wife | — | Indiana |
| 61 | Malcolm W. Davis | 19 | Son | Chauffeur | Indiana |
| 62 | Walter E. Davis | 16 | Son | — | Indiana |
| 63 | Richard R. Lacey | 55 | Head | Decorator | Indiana |
| 64 | Ella S. Lacey | 53 | Wife | — | Illinois |
| 65 | Lewis B. Chamberlain | 42 | Head | — | Indiana |
| 66 | Ray R. Chamberlain | 21 | Son | — | Ohio |
| 67 | Isabelle R. Chamberlain | 11 | Daughter | — | Indiana |
| 68 | Florence A. Ratcliff | 43 | Head | Librarian | Indiana |
| 69 | Evelyn Ratcliff | 69 | Mother-in-law | — | Indiana |
| 70 | Edward Wood | 63 | Head | Switchman | Indiana |
| 71 | Mary D. Wood | 51 | Wife | — | Indiana |
| 72 | Gail C. Debolt | 28 | Lodger | Contractor | Indiana |
| 73 | Herbert Brown | 45 | Head | Salesman | Indiana |
| 74 | Helen Louise Brown | 25 | Wife | Teacher | Minnesota |
| 75 | Lloyd Flood | 32 | Head | Bridge Carpenter | Indiana |
| 76 | Helen Flood | 30 | Wife | — | Indiana |
| 77 | Mary F. Flood | 3 | Daughter | — | Indiana |
| 78 | Theodore Huenstatin | 42 | Head | Carpenter | Ohio |
| 79 | Ethel L. Huenstatin | 42 | Wife | — | Indiana |
| 80 | George E. Huenstatin | 22 | Son | Laborer | Indiana |
| 81 | Harry Z. Huenstatin | 16 | Son | — | Indiana |
| 82 | Bertie E. Decker | 52 | Head | Janitor | Indiana |
| 83 | Nellie R. Decker | 39 | Daughter | — | Indiana |
| 84 | Mary R. Decker THIS PERSON | 19 | Daughter | Burner | Indiana |
| 85 | Roy E. Decker | 19 | Son | — | Indiana |
| 86 | Edward N. Decker | 15 | Son | — | Indiana |
| 87 | Elizabeth M. Decker | 13 | Daughter | — | Indiana |
| 88 | Martha B. Decker | 10 | Daughter | — | Indiana |
| 89 | Mildred M. Decker | 8 | Daughter | — | Indiana |
| 90 | Alice L. Decker | 5 | Daughter | — | Indiana |
| 91 | Gail A. Ellis | 20 | Lodger | Laborer | Indiana |
| 92 | Robert L. Sherrow | 58 | Head | Laborer | Kentucky |
| 93 | Mattie M. Sherrow | 29 | Wife | — | Kentucky |
| 94 | John H. Sherrow | 26 | Son | Laborer | Kentucky |
| 95 | Mitchell Sherrow | 24 | Son | Laborer | Kentucky |
| 96 | Joseph C. Sherrow | 20 | Son | Laborer | Indiana |
| 97 | Delta R. Sherrow | 12 | Daughter | — | Illinois |
| 98 | Damon J. Sherrow | 8 | Son | — | Kentucky |
| 99 | Juanita Sherrow | 4 | Daughter | — | Indiana |
| 100 | Abner C. Harvey | 74 | Head | — | Indiana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)