MG
Mary Grace — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mingo-County, West Virginia
Our Model Tree links this Mary Grace across the 1930 and 1940 US Censuses in Mingo-County, West Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1876), then head of a 5-person household.
Age 64
b. ~1876
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mingo-County, West Virginia |
| Surname | Grace |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Martin |
| 1935 Residence (County) | Martin |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Kermit Magisterial District |
| Est. Birth Year | ~1876 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Grace | Head | — | 67 | ~1873 |
| Virginia Grace | Daughter | — | 35 | ~1905 |
| Blaine Grace | Son | — | 28 | ~1912 |
| Mary Grace | Spouse | — | 64 | ~1876 |
| Mary Grace | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Mingo, West …
Other, age 53
Mingo, West Virginia · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grace |
| Given Name | Mary J. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Mingo-County, West …
Spouse, age 64
Mingo-County, West Virginia · implied b. ~1876 — 5 household members
| Surname | Grace |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Martin |
| 1935 Residence (County) | Martin |
| Industry | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Kentucky |
| 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 Mary Grace across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Grace
Spouse · 1940 · age 64 · b. ~1876 · 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 — Mingo-County, West Virginia
Open full size
1940 US Federal Census — Mingo-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04431-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lindberg Evans | 10 | Son | — | West Virginia |
| 2 | Jack Evans | 8 | Son | — | West Virginia |
| 3 | Melvin Hall | 51 | Head | Justice Of Peace | West Virginia |
| 4 | Bessie Hall | 51 | Wife | — | West Virginia |
| 5 | Flossie Hall | 21 | Daughter | — | West Virginia |
| 6 | Lloyd Hall | 18 | Son | New Worker | West Virginia |
| 7 | James Parsley | 53 | Head | — | West Virginia |
| 8 | Ralph Parsley | 33 | Son | Section Hand | West Virginia |
| 9 | Lorain Parsley | 9 | Daughter | — | West Virginia |
| 10 | Maxine Bowens | 32 | Head | — | West Virginia |
| 11 | Marie Bowens | 14 | Daughter | — | West Virginia |
| 12 | Billie Irene Bowens | 8 | Daughter | — | West Virginia |
| 13 | Jack Leon Bowens | 6 | Son | — | West Virginia |
| 14 | Ella Kirk | 58 | Head | Attendant | West Virginia |
| 15 | Jeff Murphy | 57 | Head | Laborer | West Virginia |
| 16 | Polly Murphy | 39 | Wife | — | West Virginia |
| 17 | Garland Brewer | 17 | Step-son | New Worker | West Virginia |
| 18 | Claude Jr. Brewer | 14 | Step-son | — | West Virginia |
| 19 | Edna Brewer | 12 | Step-daughter | — | West Virginia |
| 20 | Loraine Nebb | 7 | Step-daughter | — | West Virginia |
| 21 | William Caudill | 42 | Head | Laborer | West Virginia |
| 22 | Chobie Caudill | 29 | Wife | — | West Virginia |
| 23 | Thelma Mae Caudill | 12 | Daughter | — | West Virginia |
| 24 | William Jr. Caudill | 11 | Son | — | West Virginia |
| 25 | Dixie Caudill | 9 | Daughter | — | West Virginia |
| 26 | Charles E. Caudill | 7 | Son | — | West Virginia |
| 27 | Zelia Caudill | 2 | Daughter | — | West Virginia |
| 28 | Shirley Fay Caudill | 1 | Daughter | — | West Virginia |
| 29 | Mark Moore | 58 | Head | Stone Mason | Kentucky |
| 30 | Fannie Moore | 49 | Wife | — | West Virginia |
| 31 | Mark Jr. Moore | 15 | Son | — | West Virginia |
| 32 | Walter Darnell | 32 | Head | Laborer | West Virginia |
| 33 | Dorthy Darnell | 22 | Wife | — | West Virginia |
| 34 | Jack Darnell | 6 | Son | — | West Virginia |
| 35 | John Grace | 67 | Head | — | Kentucky |
| 36 | Mary Grace THIS PERSON | 64 | Wife | — | Kentucky |
| 37 | Virginia Grace | 35 | Daughter | — | Kentucky |
| 38 | Blaine Grace | 28 | Son | Miner | Kentucky |
| 39 | Mary Eunice Grace | 19 | Daughter | — | West Virginia |
| 40 | Jennie Nebb | 50 | Head | — | 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)