JD
John Decker — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Whitley, Kentucky
Our Model Tree links this John Decker across the 1930 and 1940 US Censuses in Whitley, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 9-person household.
Age 48
b. ~1882
Male
Head
Born: Kentucky
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Whitley, Kentucky |
| Surname | Decker |
| Given Name | John T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 24 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Occupation | Farmer |
| Industry | Truck Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Barton Precinct |
| 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 John | Age | Birth yr |
|---|---|---|---|---|
| J Decker | Son | — | 5 | ~1925 |
| Lucile Decker | Daughter | — | 13 | ~1917 |
| John Decker | Son | — | 2 | ~1928 |
| Haffey Decker | Daughter | — | 21 | ~1909 |
| Martha Decker | Other | — | 44 | ~1886 |
| Grace Decker | Daughter | — | 19 | ~1911 |
| Marie Decker | Daughter | — | 12 | ~1918 |
| John Decker | Head | — | 48 | ~1882 |
| William Decker | Son | — | 17 | ~1913 |
Census Appearances
1930
Whitley, Kentucky
Head, age 48
Whitley, Kentucky · implied b. ~1882 — 9 household members
| Surname | Decker |
| Given Name | John T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 24 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | Truck Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Whitley-County, Kentucky
Head, age 63
Whitley-County, Kentucky · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Decker |
| Given Name | Johnny |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Barton |
| 1935 Residence (County) | Whitley |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 John Decker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Decker
Head · 1930 · age 48 · b. ~1882 · Kentucky
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Whitley, Kentucky
Open full size
1930 US Federal Census — Whitley, Kentucky
Page Contents
50 people indexed on this census page (ia:1930:kentuckycensus00reel781:0804)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John T. Decker THIS PERSON | 48 | Head | Farmer | Kentucky |
| 2 | Martha Decker | 44 | Wife-H | — | Kentucky |
| 3 | Haffey Decker | 21 | Daughter | — | Kentucky |
| 4 | Grace Decker | 19 | Daughter | — | Kentucky |
| 5 | William W. Decker | 17 | Son | — | Kentucky |
| 6 | Lucile Decker | 13 | Daughter | — | Kentucky |
| 7 | Marie Decker | 12 | Daughter | — | Kentucky |
| 8 | J. Willard Decker | 5 | Son | — | Kentucky |
| 9 | John Jr. Decker | 2 | Son | — | Kentucky |
| 10 | Belt Prewitt | 47 | Head | Farmer | Kentucky |
| 11 | Mary A. Prewitt | 47 | Wife-H | — | Kentucky |
| 12 | Florence L. Prewitt | 16 | Daughter | — | Kentucky |
| 13 | Herbert N. Prewitt | 15 | Son | — | Kentucky |
| 14 | Don L. Prewitt | 13 | Son | — | Kentucky |
| 15 | Laura E. Prewitt | 11 | Daughter | — | Kentucky |
| 16 | Neulan Prewitt | 6 | Son | — | Kentucky |
| 17 | Elmer L. Litton | 35 | Head | Switchman | Kentucky |
| 18 | Amil Litton | 34 | Wife-H | — | Kentucky |
| 19 | Verda M. Litton | 11 | Son | — | Kentucky |
| 20 | R. Paul Litton | 9 | Son | — | Kentucky |
| 21 | Jack L. Litton | 7 | Son | — | Kentucky |
| 22 | V. Leman Litton | 5 | Son | — | Kentucky |
| 23 | Bessie L. Litton | 2 | Daughter | — | Kentucky |
| 24 | Elzie L. Sullivan | 36 | Head | Farmer | Kentucky |
| 25 | Myrtle E. Sullivan | 34 | Wife-H | — | Kentucky |
| 26 | Marlin S. Sullivan | 9 | Son | — | Kentucky |
| 27 | William P. Sullivan | 5 | Son | — | Kentucky |
| 28 | V. Sybil Sullivan | 1 | Daughter | — | Kentucky |
| 29 | Elzie L. Steele | 54 | Head | Teamster | Kentucky |
| 30 | Ada F. Steele | 52 | Wife-H | — | Kentucky |
| 31 | Martin Don K. Steele | 5 | Son | — | Kentucky |
| 32 | Crawford B. Cook | 57 | Head | Carpenter | Kentucky |
| 33 | Litha Cook | 43 | Wife-H | — | Kentucky |
| 34 | Deloyterne E. Cook | 20 | Son | — | Kentucky |
| 35 | Absalom Cook | 18 | Son | — | Kentucky |
| 36 | E. Lester Cook | 16 | Son | — | Kentucky |
| 37 | Ollie M. Cook | 13 | Daughter | — | Kentucky |
| 38 | Guffey L. Cook | 11 | Daughter | — | Kentucky |
| 39 | Opal L. Cook | 8 | Daughter | — | Kentucky |
| 40 | Dortha L. Cook | 6 | Daughter | — | Kentucky |
| 41 | L. Mildred Cook | 5 | Daughter | — | Kentucky |
| 42 | L. Marie Cook | 2 | Daughter | — | Kentucky |
| 43 | Mcfallon Marie Cook | 0 | Daughter | — | Kentucky |
| 44 | Green S. Whitman | 24 | Head | Laborer | Kentucky |
| 45 | Rebecca L. Whitman | 26 | Wife-H | — | Kentucky |
| 46 | Kenneth E. Whitman | 5 | Son | — | Kentucky |
| 47 | Elmer H. Whitman | 3 | Son | — | Kentucky |
| 48 | John H. Whitman | 1 | Son | — | Kentucky |
| 49 | Mayhouse Silas Whitman | 19 | Brother-in-law | Laborer | Kentucky |
| 50 | John F. Whitman | 27 | Head | Laborer | 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)