RM
Ralph Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Preston-County, West Virginia
Our Model Tree links this Ralph Martin across the 1920, 1930 and 1940 US Censuses in Preston-County, West Virginia (XGBoost, ~Confirmed) — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Preston-County, West Virginia |
| Surname | Martin |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Kingwood Dist. |
| 1935 Residence (County) | Preston |
| Additional Details | |
| Occupation | Coal mining |
| Industry | Coal mines |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 500 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Coal Mining |
| Township / Ward | Kingwood Dist |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Everett Martin | Son | — | 12 | ~1928 |
| Isabell Martin | Spouse | — | 22 | ~1918 |
| Ralph Martin | Head | — | 32 | ~1908 |
Census Appearances
1920
Preston, West …
Other, age 12
Preston, West Virginia · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ralph |
| Relationship to Head | grandson |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Preston, West …
Head, age 22
Preston, West Virginia · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ralph E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 19 |
| Father's Birthplace | United States |
| Mother's Birthplace | West Virginia |
| Occupation | Miner |
| Industry | Coal Mines |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 7.00 |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Preston-County, West …
Head, age 32
Preston-County, West Virginia · implied b. ~1908 — 3 household members
| Surname | Martin |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Kingwood Dist. |
| 1935 Residence (County) | Preston |
| Occupation | Coal mining |
| Industry | Coal mines |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 500 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west 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 Ralph Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ralph Martin
Head · 1940 · age 32 · b. ~1908 · West Virginia
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Preston-County, West Virginia
Open full size
1940 US Federal Census — Preston-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04439-00163)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albert Bickford | 65 | Head | Farming | Maryland |
| 2 | Rose Bickford | 68 | Wife | — | Maryland |
| 3 | Hubert Bickford | 43 | Son | Farm Laborer | Maryland |
| 4 | Leslie R. Miller | 28 | Son in law | Adult Leader Education | West Virginia |
| 5 | Lucille Miller | 29 | Daughter | — | West Virginia |
| 6 | Nancy Miller | 5 | Daughter | — | West Virginia |
| 7 | Carolyn Sue Miller | 3 | Daughter | — | West Virginia |
| 8 | Helen Louise Miller | 0 | Daughter | — | West Virginia |
| 9 | Arnold Bonafield | 36 | Head | Day Laborer At Mines | West Virginia |
| 10 | Elsie D. Bonafield | 35 | Wife | — | Maryland |
| 11 | June Bonafield | 16 | Daughter | — | Maryland |
| 12 | Marcus Bonafield | 13 | Daughter | — | West Virginia |
| 13 | John Bonafield | 11 | Son | — | West Virginia |
| 14 | Nancy Bonafield | 8 | Daughter | — | Maryland |
| 15 | James Bonafield | 3 | Son | — | West Virginia |
| 16 | Virgil D. Fullmer | 25 | Head | Day Work In Coal Mine | West Virginia |
| 17 | Ethel Fullmer | 20 | Wife | — | West Virginia |
| 18 | Willis Fortney | 62 | Head | Farming | West Virginia |
| 19 | Cara D. Fortney | 57 | Wife | — | West Virginia |
| 20 | Harold Alden Fortney | 27 | Son | Teaching In High School | West Virginia |
| 21 | Howard Fortney | 26 | Son | Farm Laborer | West Virginia |
| 22 | Charles Fortney | 24 | Son | Teaching In High School | West Virginia |
| 23 | Mary Fortney | 22 | Daughter | — | West Virginia |
| 24 | Alex D. Miner | 70 | Head | — | West Virginia |
| 25 | Cyrene Miner | 71 | Wife | — | West Virginia |
| 26 | Howard Miner | 23 | Head | Coal Mining | West Virginia |
| 27 | Mildred Miner | 21 | Wife | — | West Virginia |
| 28 | Ralph Martin THIS PERSON | 32 | Head | Coal Mining | West Virginia |
| 29 | Isabell D. Martin | 22 | Wife | — | West Virginia |
| 30 | Everett Martin | 12 | Son | — | West Virginia |
| 31 | Daniel Herndon | 62 | Head | Wpa Company Laborer-Roads | West Virginia |
| 32 | Mary D. Herndon | 43 | Wife | — | West Virginia |
| 33 | Ulysses D. Taylor | 45 | Head | Dumping Coal On Tipple | West Virginia |
| 34 | Carrie Taylor | 43 | Wife | — | West Virginia |
| 35 | Darrel Taylor | 20 | Son | Retail Grocery Clerk | West Virginia |
| 36 | Nellie D. Hawker | 42 | Head | — | West Virginia |
| 37 | Ida Hawker | 63 | Mother | — | West Virginia |
| 38 | James Fisher | 56 | Head | — | West Virginia |
| 39 | Lydia Fisher | 54 | Wife | — | West Virginia |
| 40 | Jackson Lewis | 17 | Son | New Worker | West 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)