MK
Mary Kirk — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mingo-County, West Virginia
Our Model Tree links this Mary Kirk across the 1930 and 1940 US Censuses in Mingo-County, West Virginia (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mingo-County, West Virginia |
| Surname | Kirk |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Logan |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 5 |
| 1935 Residence | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magnolia District |
| Est. Birth Year | ~1905 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lucy Kirk | Daughter | — | 2 | ~1938 |
| Mary Kirk | Spouse | — | 35 | ~1905 |
| Ronald Kirk | Son | — | 2 | ~1938 |
| Hemp Kirk | Head | — | 41 | ~1899 |
| William Kirk | Son | — | 10 | ~1930 |
| Freda Kirk | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Logan, West …
Other, age 26
Logan, West Virginia · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kirk |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 25 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Mechanic |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Mingo-County, West …
Spouse, age 35
Mingo-County, West Virginia · implied b. ~1905 — 6 household members
| Surname | Kirk |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Logan |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 5 |
| 1935 Residence | No |
| 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 Kirk across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kirk
Spouse · 1940 · age 35 · b. ~1905 · 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-t0627-04431-00705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hemp S Kirk | 41 | Head | Miner | Kentucky |
| 2 | Mary Kirk THIS PERSON | 35 | Wife | — | Kentucky |
| 3 | Freda M Kirk | 16 | Daughter | — | Kentucky |
| 4 | William S Kirk | 10 | Son | — | West Virginia |
| 5 | Ronald Lee Kirk | 2 | Son | — | West Virginia |
| 6 | Lucy Marie Kirk | 2 | Daughter | — | West Virginia |
| 7 | Raymond Lambert | 28 | Head | Miner | West Virginia |
| 8 | India Lambert | 26 | Wife | 0 | West Virginia |
| 9 | Mildred Lambert | 7 | Daughter | 0 | Kentucky |
| 10 | Jean Lambert | 5 | Daughter | 0 | Kentucky |
| 11 | Raymond Jr Lambert | 3 | Son | 0 | Kentucky |
| 12 | Nell Lambert | 1 | Daughter | 0 | Kentucky |
| 13 | Allen Adkins | 47 | Head | Miner | West Virginia |
| 14 | Grace B Adkins | 40 | Wife | — | West Virginia |
| 15 | Strather Adkins | 21 | Son | Miner | West Virginia |
| 16 | Earlene Adkins | 18 | Daughter | — | West Virginia |
| 17 | Robert Adkins | 15 | Son | — | West Virginia |
| 18 | Dennis Adkins | 12 | Son | — | West Virginia |
| 19 | Della Adkins | 10 | Daughter | — | West Virginia |
| 20 | Ruth Adkins | 6 | Daughter | — | West Virginia |
| 21 | Annie L Adkins | 3 | Daughter | — | West Virginia |
| 22 | Maggie Mccoy | 36 | Sister-in-law | Waitress | West Virginia |
| 23 | Hubert Mccoy | 14 | Nephew | — | West Virginia |
| 24 | Harvey Duty | 28 | Head | Road Construction | West Virginia |
| 25 | Maggie Duty | 50 | Wife | — | Kentucky |
| 26 | Jasper W Duty | 70 | Head | Farmer | West Virginia |
| 27 | Almanda Duty | 65 | Wife | — | Kentucky |
| 28 | Florence Duty | 38 | Daughter | Farm Laborer | West Virginia |
| 29 | Hyman Duty | 22 | Son | Laborer | West Virginia |
| 30 | Stuart Kennedy | 37 | Head | Timber Scaler | West Virginia |
| 31 | Rosa Kennedy | 18 | Wife | — | West Virginia |
| 32 | William Adkins | 36 | Head | Miner | Indiana |
| 33 | Gladys Adkins | 32 | Wife | — | Kentucky |
| 34 | Ruby Adkins | 15 | Daughter | — | Kentucky |
| 35 | April Adkins | 14 | Daughter | — | Kentucky |
| 36 | Wilma Adkins | 12 | Daughter | — | West Virginia |
| 37 | Wanda Adkins | 10 | Daughter | — | West Virginia |
| 38 | Joyce Adkins | 6 | Daughter | — | West Virginia |
| 39 | Billie Adkins | 4 | Son | — | West Virginia |
| 40 | Thelma Adkins | 1 | Daughter | — | 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)