LJ
Leonard Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Missouri
Our Model Tree links this Leonard Jones across the 1930 and 1940 US Censuses in Jackson-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 10-person household.
Age 20
b. ~1920
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Missouri |
| Surname | Jones |
| Given Name | Leonard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Occupation | laborer |
| Industry | park project |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 988 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Laborer |
| Township / Ward | Kansas City |
| Est. Birth Year | ~1920 |
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 1940 census.
| Name | Relation to head | Relative to Leonard | Age | Birth yr |
|---|---|---|---|---|
| Anthony Cox | Other | — | 51 | ~1889 |
| John Jones | Son | — | 21 | ~1919 |
| Ernestine Jones | Daughter | — | 16 | ~1924 |
| Katherine Jones | Daughter | — | 14 | ~1926 |
| Henry Brown | Other | — | 24 | ~1916 |
| John Jones | Head | — | 50 | ~1890 |
| Varada Brown | Daughter | — | 27 | ~1913 |
| Maud Jones | Spouse | — | 50 | ~1890 |
| Ernest Jones | Son | — | 17 | ~1923 |
| Leonard Jones | Son | — | 20 | ~1920 |
Census Appearances
1930
Jackson, Missouri
Son, age 11
Jackson, Missouri · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Lenard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Jackson-County, Missouri
Son, age 20
Jackson-County, Missouri · implied b. ~1920 — 10 household members
| Surname | Jones |
| Given Name | Leonard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Occupation | laborer |
| Industry | park project |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 988 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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
Son · 1940 · age 20 · b. ~1920 · Missouri
★ You are viewing this record
Sibling
Katherine Jones
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Varada Brown
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernest Jones
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernestine Jones
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Jones
Sibling · 1940 · age 21
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
1940 US Federal Census — Jackson-County, Missouri
Open full size
1940 US Federal Census — Jackson-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02175-00406)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank B. Phillips | 57 | head | Janitor | Louisiana |
| 42 | Erma Phillips | 40 | wife | Maid | Texas |
| 43 | Mal Jones | 38 | brother-in-law | Janitor | Kansas |
| 44 | Beatrice Jones | 35 | sister-in-law | Cook | Kansas |
| 45 | Howard Thursby | 35 | lodger | Houseman | Oklahoma |
| 46 | Eliza B. Myatt | 43 | head | Maid | Mississippi |
| 47 | Ola M. Myatt | 19 | daughter | — | Missouri |
| 48 | Luther Myatt | 17 | son | — | Missouri |
| 49 | Jessie J. Fowler | 36 | head | Wire Drawer | Georgia |
| 50 | Nancy Fowler | 34 | wife | Maid | Mississippi |
| 51 | Cecil B. Williams | 33 | head | Chair Assembler | Kansas |
| 52 | Louise Williams | 29 | wife | — | Kansas |
| 53 | Stovesa Blantique | 44 | head | Deliveryman | Colorado |
| 54 | Faye Blantique | 35 | wife | Probation Officer | Oklahoma |
| 55 | William L. Fisher | 53 | head | — | Missouri |
| 56 | Ethel Fisher | 45 | wife | Distributing Books | Kansas |
| 57 | Evelyn Watts | 42 | lodger | Health Teacher | Louisiana |
| 58 | Gordon V. Montgomery | 46 | head | Porter | Arkansas |
| 59 | Mary A. Montgomery | 34 | wife | Maid | Mississippi |
| 60 | Estella M. Hope | 13 | niece | — | Kansas |
| 61 | Luthermae Randle | 29 | lodger | Dish Clerk | Mississippi |
| 62 | Samuel Cummins | 49 | head | Laborer | Mississippi |
| 63 | Iney Cummins | 51 | wife | Laundress | Mississippi |
| 64 | George Maran | 50 | lodger | Porter | Mississippi |
| 65 | John E. Jones | 50 | head | Laborer | Oklahoma |
| 66 | Maud Jones | 50 | wife | — | Kansas |
| 67 | Katherine Jones | 14 | daughter | — | Missouri |
| 68 | Ernestine Jones | 16 | daughter | — | Missouri |
| 69 | Ernest Jones | 17 | son | Laborer | Kansas |
| 70 | Leonard Jones THIS PERSON | 20 | son | Laborer | Kansas |
| 71 | John Jr. Jones | 21 | son | Laborer | Kansas |
| 72 | Henry Brown | 24 | son-in-law | Laborer | Texas |
| 73 | Varada Brown | 27 | daughter | Maid | Kansas |
| 74 | Anthony Cox | 51 | lodger | Tailor | North Carolina |
| 75 | Frank L. Thomas | 49 | head | Letter Carrier | Texas |
| 76 | Lula M. Thomas | 43 | wife | — | Missouri |
| 77 | Edward Birdsong | 45 | head | Chauffeur | Tennessee |
| 78 | Marie Birdsong | 44 | wife | Maid | Missouri |
| 79 | Manuel Davis | 15 | grandson | — | Missouri |
| 80 | William Thompson | 61 | lodger | Laborer | Virginia |
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)