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John King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this John King across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents William — first a head (b.~1900), then head of a 3-person household.
Age 40
b. ~1900
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | King |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Accountant |
| Industry | U.S. Army Ordnance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 310 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Accountant |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1900 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John King | Head | — | 40 | ~1900 |
| John King | Son | — | 15 | ~1925 |
| Charlotte King | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Jefferson, Kentucky
Son, age 20
Jefferson, Kentucky · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | John L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Jefferson, Kentucky
Head, age 30
Jefferson, Kentucky · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 26 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Ireland |
| Occupation | Repairman |
| Industry | Furnace Mfg. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Jefferson-County, Kentucky
Head, age 40
Jefferson-County, Kentucky · implied b. ~1900 — 3 household members
| Surname | King |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Accountant |
| Industry | U.S. Army Ordnance |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 310 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William King (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William King
b. ~1869
Source father
● Household
· direct · ~0.92
This person
Anchor record
John King
Head · 1940 · age 40 · b. ~1900 · Kentucky
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01374-00814)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Russell Gibson | 32 | Head | Supervisor | Kentucky |
| 2 | Katie D. Gibson | 39 | Wife | Cook | Kentucky |
| 3 | Anna M. Gibson | 1 | Daughter | — | Kentucky |
| 4 | Herman Holpfish | 50 | Lodger | Clerk | Kentucky |
| 5 | Emma Stanford | 45 | Lodger | Cook | Georgia |
| 6 | John T. Mountz | 40 | Head | Machinist | Indiana |
| 7 | Mildred B. Mountz | 37 | Wife | — | Kentucky |
| 8 | Wilfred J. Burke | 42 | Head | Tractor Operator | Indiana |
| 9 | Mary G. Burke | 46 | Sister | — | Indiana |
| 10 | Joseph R. Fahey | 45 | Head | Receiving Clerk | Kentucky |
| 11 | Mary C. Fahey | 42 | Wife | — | Kentucky |
| 12 | John J. Fahey | 5 | Son | — | Kentucky |
| 13 | Louisa Rosenberger | 78 | Head | — | Kentucky |
| 14 | Carrie Rosenberger | 55 | Daughter | Stenographer | Kentucky |
| 15 | Claude B. Basham | 58 | Head | Collector | Kentucky |
| 16 | Gertrude J. Basham | 48 | Wife | — | Kentucky |
| 17 | Jamesia J. Basham | 19 | Daughter | — | Kentucky |
| 18 | Charles A. Feeney | 40 | Head | Supervisor | Kentucky |
| 19 | Ella Feeney | 33 | Wife | Cook | Kentucky |
| 20 | Mary Feeney | 59 | Mother | — | Kentucky |
| 21 | James N. Miles | 69 | Head | — | Kentucky |
| 22 | Margaret C. Miles | 65 | Wife | — | Kentucky |
| 23 | Geraldine Miles | 38 | Daughter | Registered Nurse | Kentucky |
| 24 | James N. Jr. Miles | 31 | Son | Auto-Mechanic | Kentucky |
| 25 | Cecelia A. Miles | 28 | Daughter | Saleswoman | Kentucky |
| 26 | Francina Miles | 20 | Daughter | File Clerk | Kentucky |
| 27 | John L. Meins | 70 | Head | Agent | Indiana |
| 28 | Emma M. Meins | 63 | Wife | — | Indiana |
| 29 | John H. Garms | 79 | Head | — | Germany |
| 30 | Minnie Garms | 70 | Wife | — | Kentucky |
| 31 | John H. Jr. Garms | 45 | Son | Cabinet Maker | Kentucky |
| 32 | Donna T. Garms | 17 | Daughter | — | Kentucky |
| 33 | Lois J. Garms | 14 | Daughter | — | Kentucky |
| 34 | Peter F. Keller | 43 | Head | Engraver | Illinois |
| 35 | Golda Keller | 42 | Wife | — | Kentucky |
| 36 | John J. King THIS PERSON | 40 | Head | Accountant | Colorado |
| 37 | Charlotte C. King | 40 | Wife | — | Kentucky |
| 38 | John J. Jr. King | 15 | Son | — | Kentucky |
| 39 | John G. Major | 66 | Head | — | New Jersey |
| 40 | Mary G. Major | 66 | Wife | — | Kentucky |
Pedigree Summary
John
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
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)