LJ
Leonard Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rockcastle-County, Kentucky
Our Model Tree links this Leonard Jones across the 1930 and 1940 US Censuses in Rockcastle-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 7-person household.
Age 39
b. ~1901
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rockcastle-County, Kentucky |
| Surname | Jones |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Livingston Town |
| 1935 Residence (County) | Rockcastle |
| Additional Details | |
| Occupation | Section laborer |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Section Laborer |
| Township / Ward | Livingston Town |
| Est. Birth Year | ~1901 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Irene Jones | Daughter | — | 13 | ~1927 |
| Edward Jones | Son | — | 7 | ~1933 |
| Leonard Jones | Head | — | 39 | ~1901 |
| Charles Jones | Son | — | 10 | ~1930 |
| Wanda Jones | Daughter | — | 4 | ~1936 |
| Roxie Jones | Spouse | — | 33 | ~1907 |
| Audria Jones | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Rockcastle, Kentucky
Head, age 29
Rockcastle, Kentucky · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 23 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Laborer |
| Industry | Steam Railroad |
| Class of Worker | 7877 |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Rockcastle-County, Kentucky
Head, age 39
Rockcastle-County, Kentucky · implied b. ~1901 — 7 household members
| Surname | Jones |
| Given Name | Leonard |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Livingston Town |
| 1935 Residence (County) | Rockcastle |
| Occupation | Section laborer |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 800 |
| 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 Leonard Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leonard Jones
Head · 1940 · age 39 · b. ~1901 · 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 — Rockcastle-County, Kentucky
Open full size
1940 US Federal Census — Rockcastle-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01353-00204)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herman Mize | 26 | Head | Laborer | Kentucky |
| 2 | Laura Mize | 24 | Wife | — | Kentucky |
| 3 | Betty J. Mize | 2 | Daughter | — | Kentucky |
| 4 | William M. Bales | 43 | Head | General Manager | Kentucky |
| 5 | Clifford Bales | 22 | Son | General Manager | Tennessee |
| 6 | Vivian Bales | 18 | Son | — | Tennessee |
| 7 | Archie Bales | 14 | Son | — | North Carolina |
| 8 | Jim A. Mize | 74 | Head | — | Kentucky |
| 9 | Johnie B. Mize | 56 | Head | Brakeman | Kentucky |
| 10 | Lula Mize | 51 | Wife | — | Kentucky |
| 11 | Raymond Mize | 27 | Son | General Clerk | Kentucky |
| 12 | Vester Mize | 20 | Son | Laborer | Kentucky |
| 13 | Earl Mize | 18 | Son | Laborer | Kentucky |
| 14 | Armond Mize | 17 | Son | Laborer | Kentucky |
| 15 | Claude Mize | 14 | Son | Laborer | Kentucky |
| 16 | Christine Mize | 11 | Daughter | — | Kentucky |
| 17 | Aline Mize | 8 | Daughter | — | Kentucky |
| 18 | Leonard Jones THIS PERSON | 39 | Head | Section Laborer | Kentucky |
| 19 | Roxie Jones | 33 | Wife | — | Kentucky |
| 20 | Irene Jones | 13 | Daughter | — | Kentucky |
| 21 | Charles Jones | 10 | Son | — | Kentucky |
| 22 | Edward Jones | 7 | Son | — | Kentucky |
| 23 | Wanda Jones | 4 | Daughter | — | Kentucky |
| 24 | Audria Jones | 2 | Daughter | — | Kentucky |
| 25 | Bryer Arnold | 33 | Head | Farming | Kentucky |
| 26 | Elsie Arnold | 28 | Wife | — | Kentucky |
| 27 | Ella Arnold | 12 | Daughter | — | Kentucky |
| 28 | Margaret Arnold | 1 | Daughter | — | Kentucky |
| 29 | Cera Ray | 37 | Head | Sewing | Kentucky |
| 30 | Avis Ray | 17 | Daughter | — | Kentucky |
| 31 | Vilma Ray | 7 | Daughter | — | Kentucky |
| 32 | Burgess Jones | 21 | Head | Laborer | Kentucky |
| 33 | Melva Jones | 17 | Wife | — | Kentucky |
| 34 | Sarah Mize | 74 | Head | — | Kentucky |
| 35 | Alice Mason | 65 | Head | — | Kentucky |
| 36 | Fanny Mason | 36 | Daughter | Home Visit | Kentucky |
| 37 | Jessie Mason | 17 | Son | Laborer | Kentucky |
| 38 | Rebecca Mason | 16 | Daughter | — | Kentucky |
| 39 | Myrtle Mason | 11 | Daughter | — | Kentucky |
| 40 | Genva Mason | 10 | Granddaughter | — | Kentucky |
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)