MD
Mary Decker — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Grayson, Kentucky
Our Model Tree links this Mary Decker across the 1930 and 1940 US Censuses in Grayson, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 9-person household.
Age 48
b. ~1882
Female
Spouse
Born: Kentucky
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Grayson, Kentucky |
| Surname | Decker |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 18 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial District 6 Part Of |
| Est. Birth Year | ~1882 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Leatha Decker | Daughter | — | 14 | ~1916 |
| Dortha Decker | Daughter | — | 12 | ~1918 |
| Shelby Decker | Son | — | 18 | ~1912 |
| Eliot Decker | Head | — | 51 | ~1879 |
| Consulo Decker | Daughter | — | 10 | ~1920 |
| Mary Decker | Spouse | — | 48 | ~1882 |
| Ivan Decker | Son | — | 8 | ~1922 |
| Thurman Decker | Son | — | 16 | ~1914 |
| Stanley Decker | Son | — | 20 | ~1910 |
Census Appearances
1930
Grayson, Kentucky
Spouse, age 48
Grayson, Kentucky · implied b. ~1882 — 9 household members
| Surname | Decker |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 18 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Grayson-County, Kentucky
Other, age 58
Grayson-County, Kentucky · implied b. ~1882 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Decker |
| Given Name | Martha E. |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 5 |
| 1935 Residence (County) | Grayson |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Decker
Spouse · 1930 · age 48 · b. ~1882 · Kentucky
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Grayson, Kentucky
Open full size
1930 US Federal Census — Grayson, Kentucky
Page Contents
50 people indexed on this census page (ia:1930:kentuckycensus00reel747:0924)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lee Mcclure | 9 | Son | — | Kentucky |
| 2 | Joe Bob Mcclure | 6 | Son | — | Kentucky |
| 3 | Mary Jane Mcclure | 3 | Daughter | — | Kentucky |
| 4 | Eliot Decker | 51 | Head | Farmer | Kentucky |
| 5 | Mary Decker THIS PERSON | 48 | Wife | — | Kentucky |
| 6 | Stanley Decker | 20 | Son | — | Kentucky |
| 7 | Shelby Decker | 18 | Son | — | Kentucky |
| 8 | Thurman Decker | 16 | Son | — | Kentucky |
| 9 | Leatha Decker | 14 | Daughter | — | Kentucky |
| 10 | Dortha Decker | 12 | Daughter | — | Kentucky |
| 11 | Consulo Decker | 10 | Daughter | — | Kentucky |
| 12 | Ivan Decker | 8 | Son | — | Kentucky |
| 13 | Lee Stevenson | 63 | Head | Farmer | Kentucky |
| 14 | Alice Stevenson | 56 | Wife | — | Kentucky |
| 15 | Elza Stevenson | 34 | Son | Laborer | Kentucky |
| 16 | Joe L Lashley | 43 | Head | Farmer | Kentucky |
| 17 | Willie H Lashley | 35 | Wife | — | Kentucky |
| 18 | Edgar Lashley | 18 | Son | — | Kentucky |
| 19 | Ralph Lashley | 15 | Son | — | Kentucky |
| 20 | Ethel Lashley | 13 | Daughter | — | Kentucky |
| 21 | Arnold Lashley | 10 | Son | — | Kentucky |
| 22 | Goldie Lashley | 7 | Daughter | — | Kentucky |
| 23 | Gladis Lashley | 1 | Daughter | — | Kentucky |
| 24 | Elisha Stevenson | 57 | Head | Farmer | Kentucky |
| 25 | Mary Stevenson | 27 | Wife | — | Kentucky |
| 26 | Floyd Stevenson | 20 | Son | — | Kentucky |
| 27 | Bessie Stevenson | 23 | Daughter | — | Kentucky |
| 28 | Bertha Stevenson | 16 | Daughter | — | Kentucky |
| 29 | William Stevenson | 11 | Son | — | Kentucky |
| 30 | James T Stevenson | 8 | Son | — | Kentucky |
| 31 | Dortha Stevenson | 7 | Daughter | — | Kentucky |
| 32 | Ruby Frances Stevenson | 5 | Daughter | — | Kentucky |
| 33 | Isaac T Stevenson | 2 | Son | — | Kentucky |
| 34 | May Nehr | 57 | Head | Farmer | Kentucky |
| 35 | Florence Nehr | 49 | Wife | — | Kentucky |
| 36 | Guy Nehr | 21 | Son | Laborer | Kentucky |
| 37 | Santul Nehr | 19 | Son | — | Kentucky |
| 38 | Nell D Nehr | 12 | Daughter | — | Kentucky |
| 39 | Fronie Nehr | 23 | Daughter-in-law | — | Kentucky |
| 40 | Lois Nehr | 3 | Granddaughter | — | Kentucky |
| 41 | Kathrine Nehr | 2 | Granddaughter | — | Kentucky |
| 42 | Annie E Nehr | 84 | Mother | — | Kentucky |
| 43 | Ella Hood | 63 | Sister | — | Kentucky |
| 44 | Ollie Decker | 28 | Head | Farmer | Kentucky |
| 45 | Nellie Decker | 27 | Wife | — | Kentucky |
| 46 | Eileen Decker | 9 | Daughter | — | Kentucky |
| 47 | Wilbur Decker | 7 | Son | — | Kentucky |
| 48 | Lorene Decker | 6 | Daughter | — | Kentucky |
| 49 | Mildred Decker | 4 | Daughter | — | Kentucky |
| 50 | Muriel Decker | 2 | Daughter | — | Kentucky |
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)