JH
James Harper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lyon-County, Kentucky
Our Model Tree links this James Harper across the 1930 and 1940 US Censuses in Lyon-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lyon-County, Kentucky |
| Surname | Harper |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lyon |
| Additional Details | |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 20 |
| Highest Grade | 0 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Laborer |
| Township / Ward | 1St Mag Dist |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Lola Harper | Daughter | — | 12 | ~1928 |
| Marie Harper | Daughter | — | 10 | ~1930 |
| Virginia Harper | Daughter | — | 6 | ~1934 |
| James Harper | Head | — | 41 | ~1899 |
| Willie Harper | Son | — | 1 | ~1939 |
| Rube Harper | Son | — | 8 | ~1932 |
| Clarence Harper | Son | — | 15 | ~1925 |
| Robert Harper | Son | — | 18 | ~1922 |
| Charles Harper | Son | — | 4 | ~1936 |
| James Harper | Son | — | 20 | ~1920 |
| Annie Harper | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Lyon, Kentucky
Son, age 10
Lyon, Kentucky · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Lyon-County, Kentucky
Son, age 20
Lyon-County, Kentucky · implied b. ~1920 — 11 household members
| Surname | Harper |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lyon |
| Occupation | laborer |
| Industry | farm |
| Class of Worker | PW |
| Hours Worked | 65 |
| Income (1939) | 20 |
| Highest Grade | 0 |
| 1935 Residence | Kentucky |
| 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 James Harper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Harper
Son · 1940 · age 20 · b. ~1920 · Kentucky
★ You are viewing this record
Sibling
Rube Harper
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Harper
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Harper
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Harper
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lola Harper
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Harper
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Harper
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Harper
Sibling · 1940 · age 6
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 — Lyon-County, Kentucky
Open full size
1940 US Federal Census — Lyon-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01333-00778)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | R. Silas Kennedy | 42 | Head | Farmer | Kentucky |
| 42 | Mary Kennedy | 40 | Wife | — | Kentucky |
| 43 | Mary R. Kennedy | 16 | Daughter | — | Kentucky |
| 44 | Lawrence Kennedy | 11 | Son | — | Kentucky |
| 45 | Katherine Kennedy | 10 | Daughter | — | Kentucky |
| 46 | Shirley Kennedy | 4 | Daughter | — | Kentucky |
| 47 | Kenneth Kennedy | 2 | Son | — | Kentucky |
| 48 | Shelby A. Oliver | 25 | Head | Farmer | Kentucky |
| 49 | Ileene Oliver | 22 | Wife | — | Kentucky |
| 50 | Samuel Oliver | 5 | Son | — | Kentucky |
| 51 | Freeda Oliver | 4 | Daughter | — | Kentucky |
| 52 | Madison M. Walls | 67 | Head | Farmer | Kentucky |
| 53 | Jane Walls | 64 | Wife | — | Kentucky |
| 54 | Edell Jones | 27 | Head | Laborer | Kentucky |
| 55 | Rachell Jones | 34 | Wife | — | Kentucky |
| 56 | Eugene Jones | 10 | Son | — | Kentucky |
| 57 | Alline Jones | 8 | Daughter | — | Kentucky |
| 58 | Press J. Bryson | 44 | Head | Cutter | Kentucky |
| 59 | Myrtle Bryson | 33 | Wife | — | Kentucky |
| 60 | Joe B. Bryson | 16 | Son | Farmer | Kentucky |
| 61 | Inez Bryson | 13 | Daughter | — | Kentucky |
| 62 | Thomas Bryson | 9 | Son | — | Kentucky |
| 63 | Jack Bryson | 6 | Son | — | Kentucky |
| 64 | Lloyd Bryson | 3 | Son | — | Kentucky |
| 65 | James M. Harper | 41 | Head | Laborer | Kentucky |
| 66 | Annie Harper | 39 | Wife | — | Kentucky |
| 67 | James Harper THIS PERSON | 20 | Son | Laborer | Kentucky |
| 68 | Robert Harper | 18 | Son | New Worker | Kentucky |
| 69 | Clarence Harper | 15 | Son | — | Kentucky |
| 70 | Lola Harper | 12 | Daughter | — | Kentucky |
| 71 | Marie Harper | 10 | Daughter | — | Kentucky |
| 72 | Rube Harper | 8 | Son | — | Kentucky |
| 73 | Virginia Harper | 6 | Daughter | — | Kentucky |
| 74 | Charles Harper | 4 | Son | — | Kentucky |
| 75 | Willie Harper | 1 | Son | — | Kentucky |
| 76 | J. Rhyman Gray | 39 | Head | Farmer | Kentucky |
| 77 | Mary Gray | 37 | Wife | — | Kentucky |
| 78 | Annie M. Gray | 11 | Daughter | — | Kentucky |
| 79 | Mary R. Gray | 9 | Daughter | — | Kentucky |
| 80 | James R. Gray | 1 | Son | — | Kentucky |
Related Census Records
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)