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John Shaffer — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Jefferson, Kentucky
Our Model Tree links this John Shaffer across the 1930 and 1940 US Censuses in Jefferson, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 10-person household.
Age 16
b. ~1914
Male
Son
Born: Kentucky
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Jefferson, Kentucky |
| Surname | Shaffer |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Occupation | Delivery Boy |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Delivery Boy |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1914 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Frank Shaffer | Son | — | 3 | ~1927 |
| Louie Shaffer | Spouse | — | 39 | ~1891 |
| John Shaffer | Son | — | 16 | ~1914 |
| Carl Shaffer | Son | — | 1 | ~1929 |
| Morris Shaffer | Son | — | 12 | ~1918 |
| Marcella Shaffer | Daughter | — | 5 | ~1925 |
| Vernon Shaffer | Son | — | 6 | ~1924 |
| Edward Shaffer | Son | — | 14 | ~1916 |
| Mary Shaffer | Daughter | — | 9 | ~1921 |
| John Shaffer | Head | — | 42 | ~1888 |
Census Appearances
1930
Jefferson, Kentucky
Son, age 16
Jefferson, Kentucky · implied b. ~1914 — 10 household members
| Surname | Shaffer |
| Given Name | John W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Delivery Boy |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Head, age 26
Jefferson-County, Kentucky · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaefer |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Clerk |
| Industry | Grocery Store |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 400 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 Shaffer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Shaffer
Son · 1930 · age 16 · b. ~1914 · Kentucky
★ You are viewing this record
Sibling
Carl Shaffer
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Shaffer
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernon Shaffer
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morris Shaffer
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Shaffer
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Shaffer
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marcella Shaffer
Sibling · 1930 · age 5
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 — Jefferson, Kentucky
Open full size
1930 US Federal Census — Jefferson, Kentucky
Page Contents
50 people indexed on this census page (ia:1930:kentuckycensus00reel756:0483)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James Pullen | 35 | Head | Iron Moulder | Indiana |
| 52 | Mary L Pullen | 32 | Wife | — | Kentucky |
| 53 | William L Wehle | 25 | Head | Carpenter | Kentucky |
| 54 | Nell M Wehle | 26 | Wife | — | Kentucky |
| 55 | William Jr Wehle | 7 | Son | — | Kentucky |
| 56 | Dorothy M Wehle | 5 | Daughter | — | Kentucky |
| 57 | Lyndia J Wehle | 4 | Daughter | — | Kentucky |
| 58 | Doris J Wehle | 3 | Daughter | — | Kentucky |
| 59 | James G Wehle | 2 | Son | — | Kentucky |
| 60 | Edwin B Wehle | 0 | Son | — | Kentucky |
| 61 | Joseph M Bowman | 23 | Head | Helper | Kentucky |
| 62 | Ethel M Bowman | 18 | Wife | — | Illinois |
| 63 | Mildred F Bowman | 1 | Daughter | — | Kentucky |
| 64 | King Tucker | 21 | Head | Driver | Tennessee |
| 65 | Edward W Hensley | 43 | Head | Laborer | Kentucky |
| 66 | Carrie Hensley | 41 | Wife | — | Kentucky |
| 67 | Logan Kindred | 33 | Head | Stationary Engineer | Kentucky |
| 68 | Anna L Kindred | 22 | Wife | — | Kentucky |
| 69 | George Sherman | 51 | Head | Laborer | Kentucky |
| 70 | Elizabeth M Sherman | 44 | Wife | Washerwoman | Kentucky |
| 71 | Lewis Sherman | 22 | Son | Laborer | Kentucky |
| 72 | Mildred Sherman | 19 | Daughter | Nurse | Kentucky |
| 73 | Cunningham H Sherman | 10 | Son | — | Kentucky |
| 74 | Charles A Gray | 60 | Head | Stationary Eng | Kentucky |
| 75 | Mary Ann Gray | 54 | Wife | Cook | Kentucky |
| 76 | John G Shaffer | 42 | Head | Laborer | Kentucky |
| 77 | Louie M Shaffer | 39 | Wife | — | Kentucky |
| 78 | John W Shaffer THIS PERSON | 16 | Son | Delivery Boy | Kentucky |
| 79 | Edward F Shaffer | 14 | Son | — | Kentucky |
| 80 | Morris J Shaffer | 12 | Son | — | Kentucky |
| 81 | Mary Shaffer | 9 | Daughter | — | Kentucky |
| 82 | Vernon E Shaffer | 6 | Son | — | Kentucky |
| 83 | Marcella M Shaffer | 5 | Daughter | — | Kentucky |
| 84 | Frank D Shaffer | 3 | Son | — | Kentucky |
| 85 | Carl G Shaffer | 1 | Son | — | Kentucky |
| 86 | Oscar F Pickering | 61 | Head | Helper | Kentucky |
| 87 | Nellie E Pickering | 57 | Wife | — | Kentucky |
| 88 | Charles E Yager | 23 | Head | Carpenter | Kentucky |
| 89 | Edith Yager | 26 | Wife | — | Kentucky |
| 90 | John W Yager | 0 | Son | — | Kentucky |
| 91 | Earnie H Beard | 43 | Head | Laborer | Tennessee |
| 92 | Maggie Beard | 33 | Wife | — | Tennessee |
| 93 | Earnie Jr Beard | 21 | Son | Brakeman | Tennessee |
| 94 | William D Beard | 10 | Son | — | Tennessee |
| 95 | Henry H Colvin | 53 | Head | Retired | Kentucky |
| 96 | Mollie E Colvin | 55 | Wife | Seamstress | Kentucky |
| 97 | Courtland K Colvin | 29 | Son | Welder | Kentucky |
| 98 | Hazel Colvin | 19 | Daughter-in-law | — | Tennessee |
| 99 | Helen Colvin | 17 | Daughter | — | Kentucky |
| 100 | Lura Lee Colvin | 11 | 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)