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Martha Gray — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cabell-County, West Virginia
Our Model Tree links this Martha Gray across the 1930 and 1940 US Censuses in Cabell-County, West Virginia (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 7-person household.
Age 23
b. ~1917
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cabell-County, West Virginia |
| Surname | Gray |
| Given Name | Martha |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Huntington |
| 1935 Residence (County) | Cabell |
| Additional Details | |
| Occupation | new worker |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | New Worker |
| Township / Ward | Huntington |
| Est. Birth Year | ~1917 |
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 Martha | Age | Birth yr |
|---|---|---|---|---|
| Martha Gray | Son | — | 23 | ~1917 |
| James Gray | Son | — | 21 | ~1919 |
| Pauline Gray | Spouse | — | 47 | ~1893 |
| Robert Gray | Son | — | 3 | ~1937 |
| Ira Gray | Head | — | 57 | ~1883 |
| William Gray | Son | — | 18 | ~1922 |
| Reynolds Gray | Son | — | 24 | ~1916 |
Census Appearances
1930
Cabell, West …
Son, age 13
Cabell, West Virginia · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gray |
| Given Name | Martin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Cabell-County, West …
Son, age 23
Cabell-County, West Virginia · implied b. ~1917 — 7 household members
| Surname | Gray |
| Given Name | Martha |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Huntington |
| 1935 Residence (County) | Cabell |
| Occupation | new worker |
| Income (1939) | 0 |
| Highest Grade | C 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 Martha Gray across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Gray
Son · 1940 · age 23 · b. ~1917 · West Virginia
★ You are viewing this record
Sibling
William Gray
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Reynolds Gray
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Gray
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Gray
Sibling · 1940 · age 3
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 — Cabell-County, West Virginia
Open full size
1940 US Federal Census — Cabell-County, West Virginia
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-04398-00539)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 45 | Paul J. Harris | 32 | Head | Civil Engineer | Ohio |
| 46 | Ruth V. Harris | 30 | Wife | Nurse | Ohio |
| 47 | Morris Melrose | 45 | Head | Nurse | West Virginia |
| 48 | Ruth S. Scott | 52 | Partner | Nurse | West Virginia |
| 49 | Ruby Davies | 46 | Head | Saleswoman | West Virginia |
| 50 | Charles Hamilton | 60 | Head | Clerk | West Virginia |
| 51 | Georgia Hamilton | 58 | Wife | — | West Virginia |
| 52 | Virginia Melrose | 18 | Daughter | — | West Virginia |
| 53 | Bobbie Melrose | 17 | Daughter | — | West Virginia |
| 54 | Sally Scott | 14 | Daughter | — | West Virginia |
| 55 | James E. Amstead | 45 | Head | Owner | West Virginia |
| 56 | Pauline S. Amstead | 35 | Wife | — | West Virginia |
| 57 | Barbara Amstead | 6 | Daughter | — | West Virginia |
| 58 | Lillian Cain | 19 | Servant | Housework | West Virginia |
| 60 | Andrew Conepa | 56 | Head | Clerk | Virginia |
| 61 | Sarah Conepa | 52 | Wife | Dietitian | West Virginia |
| 62 | Frank Conepa | 22 | Son | Clerk | West Virginia |
| 63 | Mary Conepa | 18 | Daughter | Clerk | West Virginia |
| 64 | Lee D. Newman | 57 | Head | Business Manager | West Virginia |
| 65 | Muriel Newman | 40 | Wife | — | West Virginia |
| 66 | Charles H. Melrose | 29 | Head | Engineer | Pennsylvania |
| 67 | Julia Melrose | 32 | Wife | — | Pennsylvania |
| 68 | Ira Gray | 57 | Head | Salesman | Virginia |
| 69 | Pauline Gray | 47 | Wife | — | Virginia |
| 70 | Reynolds Gray | 24 | Son | Production | Virginia |
| 71 | Martha Gray THIS PERSON | 23 | Son | New Worker | Kentucky |
| 72 | James Gray | 21 | Son | Clerk | West Virginia |
| 73 | William Gray | 18 | Son | — | West Virginia |
| 74 | Robert Gray | 3 | Son | — | West Virginia |
| 75 | Edmund Wotring | 25 | Head | Secretary | West Virginia |
| 76 | Ellen Wotring | 24 | Wife | — | Virginia |
| 77 | Alta Harris | 58 | Mother-in-law | — | West Virginia |
| 78 | John D. Harris | 36 | Brother-in-law | Clerk | West Virginia |
| 79 | Robert T. Harris | 22 | Brother-in-law | Asst. Clerk | Virginia |
| 80 | Harriet Harris | 30 | Head | Driver | 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)