RM
Roy Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Floyd-County, Kentucky
Our Model Tree links this Roy Martin across the 1930 and 1940 US Censuses in Floyd-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 7-person household.
Age 16
b. ~1924
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Floyd-County, Kentucky |
| Surname | Martin |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Garrett |
| 1935 Residence (County) | Floyd |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Garrett |
| Est. Birth Year | ~1924 |
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 Roy | Age | Birth yr |
|---|---|---|---|---|
| J Martin | Head | — | 47 | ~1893 |
| Betty Martin | Daughter | — | 9 | ~1931 |
| Ruth Martin | Daughter | — | 16 | ~1924 |
| Edna Martin | Spouse | — | 33 | ~1907 |
| Buford Martin | Son | — | 17 | ~1923 |
| Roy Martin | Son | — | 16 | ~1924 |
| Edith Martin | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Floyd, Kentucky
Son, age 6
Floyd, Kentucky · implied b. ~1924 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Floyd-County, Kentucky
Son, age 16
Floyd-County, Kentucky · implied b. ~1924 — 7 household members
| Surname | Martin |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Garrett |
| 1935 Residence (County) | Floyd |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 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 Roy Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Roy Martin
Son · 1940 · age 16 · b. ~1924 · Kentucky
★ You are viewing this record
Sibling
Betty Martin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Martin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Martin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Buford Martin
Sibling · 1940 · age 17
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 — Floyd-County, Kentucky
Open full size
1940 US Federal Census — Floyd-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01305-00699)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Billy Watkins | 14 | Son | — | Kentucky |
| 2 | Janel Watkins | 12 | Daughter | — | Kentucky |
| 3 | James Jackson | 42 | Head | Machineman | Virginia |
| 4 | Louie Jackson | 34 | Wife | — | Virginia |
| 5 | Fred Jackson | 20 | Son | Tippleman | Kentucky |
| 6 | Ned Jackson | 18 | Son | — | Virginia |
| 7 | Edward Jackson | 14 | Son | — | West Virginia |
| 8 | Willard Scruggs | 25 | Head | Coal Loader | Kentucky |
| 9 | Evelyn Scruggs | 20 | Wife | Clerk | Kentucky |
| 10 | G. W. Prichard | 42 | Head | Coal Loader | Kentucky |
| 11 | Vena Prichard | 38 | Wife | — | Kentucky |
| 12 | Welsey A. B. Prichard | 19 | Son | — | Kentucky |
| 13 | Jewel Prichard | 15 | Daughter | — | Kentucky |
| 14 | Carver Prichard | 12 | Son | — | Kentucky |
| 15 | Douglas Prichard | 9 | Son | — | Kentucky |
| 16 | Iuan Prichard | 3 | Son | — | Kentucky |
| 17 | Vora Coleman | 41 | Head | — | Kentucky |
| 18 | Caton Johnson | 33 | Lodger | Wireman | Kentucky |
| 19 | Sid Nickles | 48 | Lodger | Timbernan | Kentucky |
| 20 | Arlie Combs | 30 | Head | Repairman | Kentucky |
| 21 | Kate Combs | 27 | Wife | — | Kentucky |
| 22 | Alvin Combs | 9 | Son | — | Kentucky |
| 23 | Douglas Combs | 8 | Son | — | Kentucky |
| 24 | Earnestine Combs | 5 | Daughter | — | Kentucky |
| 25 | Kenneth Combs | 1 | Son | — | Kentucky |
| 26 | Jessie Castle | 22 | Head | School Teacher | Kentucky |
| 27 | John Lakey | 47 | Head | Electrician | Kentucky |
| 28 | Addie Lakey | 42 | Wife | Proprietor | West Virginia |
| 29 | J. E. Martin | 47 | Head | Proprietor | Kentucky |
| 30 | Edna Martin | 33 | Wife | — | Kentucky |
| 31 | Buford A. B. Martin | 17 | Son | — | Kentucky |
| 32 | Ruth Martin | 16 | Daughter | — | Kentucky |
| 33 | Roy Martin THIS PERSON | 16 | Son | — | Kentucky |
| 34 | Edith Irene Martin | 11 | Daughter | — | Kentucky |
| 35 | Betty Ann Martin | 9 | Daughter | — | Kentucky |
| 36 | Bill Petre | 36 | Head | Repairman | Kentucky |
| 37 | Wally Petre | 36 | Wife | Clerk | Kentucky |
| 38 | W. W. Moore | 46 | Head | Repairman | Ohio |
| 39 | Lura Moore | 47 | Wife | — | Kentucky |
| 40 | Wade Moore | 26 | Son | Repairman | 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)