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Robert Harmon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rockcastle-County, Kentucky
Our Model Tree links this Robert Harmon across the 1930 and 1940 US Censuses in Rockcastle-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rockcastle-County, Kentucky |
| Surname | Harmon |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist. 1 |
| 1935 Residence (County) | Rockcastle |
| Additional Details | |
| Highest Grade | Hs 3 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 1 |
| Est. Birth Year | ~1922 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Vannas Smith | Son | — | 22 | ~1918 |
| John Harmon | Head | — | 42 | ~1898 |
| J Harmon | Son | — | 11 | ~1929 |
| Robert Harmon | Son | — | 7 | ~1933 |
| Earl Harmon | Son | — | 16 | ~1924 |
| Robert Harmon | Son | — | 18 | ~1922 |
| Barbra Harmon | Daughter | — | 5 | ~1935 |
| Lawrence Harmon | Son | — | 14 | ~1926 |
Census Appearances
1930
Rockcastle, Kentucky
Son, age 8
Rockcastle, Kentucky · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harmon |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Rockcastle-County, Kentucky
Son, age 18
Rockcastle-County, Kentucky · implied b. ~1922 — 8 household members
| Surname | Harmon |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag Dist. 1 |
| 1935 Residence (County) | Rockcastle |
| Highest Grade | Hs 3 |
| 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 Robert Harmon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Harmon
Son · 1940 · age 18 · b. ~1922 · Kentucky
★ You are viewing this record
Sibling
Earl Harmon
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Harmon
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vannas Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Harmon
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbra Harmon
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Harmon
Sibling · 1940 · age 14
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 — 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-t0627-01353-00187)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sherman Mcclure | 6 | Son | — | Kentucky |
| 42 | Nina Marie Mcclure | 5 | Daughter | — | Kentucky |
| 43 | Marion Durham | 42 | HEAD | — | Kentucky |
| 44 | Annie Durham | 35 | Wife | — | Kentucky |
| 45 | Raymond Durham | 14 | Son | — | Kentucky |
| 46 | Elsie Durham | 13 | Daughter | — | Kentucky |
| 47 | Thelma Durham | 11 | Daughter | — | Kentucky |
| 48 | W. E. Durham | 4 | Son | — | Kentucky |
| 49 | Bradley Durham | 2 | Son | — | Kentucky |
| 50 | John Myrtie Harmon | 42 | Head | Housekeeper | Kentucky |
| 51 | Vannas Smith | 22 | Son | Laborer | Ohio |
| 52 | Robert Harmon THIS PERSON | 18 | Son | — | Kentucky |
| 53 | Earl Harmon | 16 | Son | — | Kentucky |
| 54 | Lawrence Harmon | 14 | Son | — | Kentucky |
| 55 | J. R. Harmon | 11 | Son | — | Kentucky |
| 56 | Robert Harmon | 7 | Son | — | Kentucky |
| 57 | Barbra Fay Harmon | 5 | Daughter | — | Kentucky |
| 58 | Elmer Cromer | 20 | Head | Laborer | Kentucky |
| 59 | Nannie Cromer | 19 | Wife | — | Kentucky |
| 60 | Betty Jean Cromer | 0 | Daughter | — | Kentucky |
| 61 | John Chestnut | 37 | Head | Truck Driver | Kentucky |
| 62 | Willie Chestnut | 36 | Wife | Referral Agent | Kentucky |
| 63 | Billie Chestnut | 13 | Son | — | Kentucky |
| 64 | Eliza Bastin | 63 | Head | Pensioner | Tennessee |
| 65 | Harvey Bastin | 38 | Son | Stone Mason | Kentucky |
| 66 | Will Lowder | 57 | Head | Mason | Kentucky |
| 67 | Rosa Lowder | 54 | Wife | — | Kentucky |
| 68 | Lee Ray Lowder | 23 | Son | Delivery Boy | Kentucky |
| 69 | Dovie Lowder | 18 | Daughter | Seamstress | Kentucky |
| 70 | Roscoe Lowder | 13 | Son | — | Kentucky |
| 71 | Kenneth Lowder | 11 | Son | — | Kentucky |
| 72 | Chester Lowder | 33 | Son | Stone Mason | Kentucky |
| 73 | Ella Mae Lowder | 7 | Grand-daughter | — | Kentucky |
| 74 | Naomi Lowder | 5 | Grand-daughter | — | Kentucky |
| 75 | Charlie Carter | 45 | Head | Co. County Clerk | Arkansas |
| 76 | Luda Carter | 45 | Wife | — | Kentucky |
| 77 | Elizabeth Carter | 24 | Daughter | Waitress | Kentucky |
| 78 | Ione Carter | 21 | Daughter | Secretary | Illinois |
| 79 | Decie Carter | 20 | Daughter | Waitress | Kentucky |
| 80 | Clarence Carter | 18 | Son | — | 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)