RM
Roy Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tazewell-County, Virginia
Our Model Tree links this Roy Martin across the 1930 and 1940 US Censuses in Tazewell-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tazewell-County, Virginia |
| Surname | Martin |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Maiden Spring |
| 1935 Residence (County) | Tazewell |
| Additional Details | |
| Occupation | 0 |
| Class of Worker | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | 0 |
| Township / Ward | Maiden Spring |
| Est. Birth Year | ~1923 |
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 Roy | Age | Birth yr |
|---|---|---|---|---|
| Marvin Martin | Son | — | 20 | ~1920 |
| James Martin | Head | — | 56 | ~1884 |
| Ellie Martin | Spouse | — | 43 | ~1897 |
| Leola Martin | Daughter | — | 26 | ~1914 |
| Margie Martin | Daughter | — | 8 | ~1932 |
| Mary Martin | Daughter | — | 12 | ~1928 |
| Noah Martin | Son | — | 14 | ~1926 |
| Roy Martin | Son | — | 17 | ~1923 |
Census Appearances
1930
Tazewell, Virginia
Son, age 6
Tazewell, Virginia · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Roy S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Tazewell-County, Virginia
Son, age 17
Tazewell-County, Virginia · implied b. ~1923 — 8 household members
| Surname | Martin |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Maiden Spring |
| 1935 Residence (County) | Tazewell |
| Occupation | 0 |
| Class of Worker | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 17 · b. ~1923 · Virginia
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Sibling
Margie Martin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Noah Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leola Martin
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marvin Martin
Sibling · 1940 · age 20
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 — Tazewell-County, Virginia
Open full size
1940 US Federal Census — Tazewell-County, Virginia
Page Contents
18 people indexed on this census page (nara:1940:m-t0627-04298-00940)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lanie Margie Davie | 37 | Wife | Lodge House Keeper | Virginia |
| 42 | Helbert Beulah Davie | 18 | Maid | Maid | Virginia |
| 43 | Looney Betsy Davie | 23 | Lodger | Maid | Virginia |
| 44 | Plewsik Mary Davie | 20 | Lodger | Maid | Virginia |
| 45 | Johnson Sadie Davie | 21 | Lodger | Maid | Virginia |
| 46 | Lewis Sally Davie | 22 | Lodger | Maid | Virginia |
| 47 | Lee Edna Davie | 21 | Lodger | Maid | Virginia |
| 48 | James D. Martin | 56 | Head | Carpenter | Virginia |
| 49 | Ellie Martin | 43 | Wife | 0 | Virginia |
| 50 | Leola Martin | 26 | Daughter | Clerk | Virginia |
| 51 | Marvin Martin | 20 | Son | New Worker | Virginia |
| 52 | Roy Martin THIS PERSON | 17 | Son | 0 | Virginia |
| 53 | Noah Martin | 14 | Son | 0 | Virginia |
| 54 | Mary Ellen Martin | 12 | Daughter | — | Virginia |
| 55 | Margie Louise Martin | 8 | Daughter | — | Virginia |
| 56 | Jack Crawford | 21 | Head | — | Virginia |
| 57 | Jacqueline Crawford | 25 | Wife | — | Virginia |
| 58 | Labella Crawford | 1 | Daughter | — | 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)