MK
Mary Kirk — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Martin-County, Kentucky
Our Model Tree links this Mary Kirk across the 1930 and 1940 US Censuses in Martin-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Martin-County, Kentucky |
| Surname | Kirk |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 2 Lick Branch |
| 1935 Residence (County) | Martin |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 2 Lick Branch |
| Est. Birth Year | ~1928 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Willie Kirk | Head | — | 40 | ~1900 |
| Mary Kirk | Daughter | — | 12 | ~1928 |
| Williamson Kirk | Son | — | 13 | ~1927 |
| Willie Kirk | Son | — | 15 | ~1925 |
| Imogene Kirk | Daughter | — | 10 | ~1930 |
| Rosa Kirk | Spouse | — | 40 | ~1900 |
| Glen Kirk | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Martin, Kentucky
Daughter, age 2
Martin, Kentucky · implied b. ~1928 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kirk |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Martin-County, Kentucky
Daughter, age 12
Martin-County, Kentucky · implied b. ~1928 — 7 household members
| Surname | Kirk |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 2 Lick Branch |
| 1935 Residence (County) | Martin |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| 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
Daughter · 1940 · age 12 · b. ~1928 · Kentucky
★ You are viewing this record
Sibling
Imogene Kirk
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Williamson Kirk
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Kirk
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Glen Kirk
Sibling · 1940 · age 8
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 — Martin-County, Kentucky
Open full size
1940 US Federal Census — Martin-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01339-00549)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roy Endicott | 12 | Son | — | Kentucky |
| 2 | Carl Endicott | 10 | Son | — | Virginia |
| 3 | Paul Endicott | 8 | Son | — | Virginia |
| 4 | Dennis Endicott | 6 | Son | — | West Virginia |
| 5 | William Marcum | 48 | Head | Farmer | Kentucky |
| 6 | Grace Marcum | 47 | Wife | — | Kentucky |
| 7 | Keither Marcum | 16 | Son | — | Kentucky |
| 8 | Ezra Marcum | 13 | Son | — | Kentucky |
| 9 | James H. Marcum | 10 | Son | — | Kentucky |
| 10 | Pauline Marcum | 8 | Daughter | — | Kentucky |
| 11 | Haskel Marcum | 6 | Son | — | Kentucky |
| 12 | Arlena Marcum | 2 | Daughter | — | Kentucky |
| 13 | Mary Endicott | 33 | Head | Farmer | Kentucky |
| 14 | Paul Endicott | 12 | Son | — | Kentucky |
| 15 | Madge Endicott | 10 | Daughter | — | Kentucky |
| 16 | Jewell Endicott | 7 | Daughter | — | Kentucky |
| 17 | Samuel Endicott | 5 | Son | — | Kentucky |
| 18 | Alta Mae Endicott | 3 | Daughter | — | Kentucky |
| 19 | Myrtle Endicott | 1 | Daughter | — | Kentucky |
| 20 | Moses Kirk | 67 | Head | Farmer | Kentucky |
| 21 | Tiny Kirk | 62 | Wife | — | Kentucky |
| 22 | Willie Kirk | 40 | Head | Farmer | Kentucky |
| 23 | Rosa Kirk | 40 | Wife | — | Kentucky |
| 24 | Willie Jr. Kirk | 15 | Son | — | Kentucky |
| 25 | Williamson Kirk | 13 | Son | — | Kentucky |
| 26 | Mary Ellen Kirk THIS PERSON | 12 | Daughter | — | Kentucky |
| 27 | Imogene Kirk | 10 | Daughter | — | Kentucky |
| 28 | Glen Edith Kirk | 8 | Daughter | — | Kentucky |
| 29 | Fred Pack | 46 | Head | Farmer | Kentucky |
| 30 | Mary Pack | 46 | Wife | — | Kentucky |
| 31 | Delbert Pack | 25 | Son | Laborer | Kentucky |
| 32 | Ardie Pack | 19 | Son | Laborer | Kentucky |
| 33 | Sarah Pack | 17 | Daughter | — | Kentucky |
| 34 | Grthel Pack | 15 | Daughter | — | Kentucky |
| 35 | John Whitt | 36 | Head | Laborer | Kentucky |
| 36 | Ruthie Whitt | 21 | Daughter | — | Kentucky |
| 37 | Everette Whitt | 3 | Son | — | Kentucky |
| 38 | Mary Whitt | 1 | Daughter | — | Kentucky |
| 39 | John Marcum | 38 | Head | Farmer | Kentucky |
| 40 | Flora Marcum | 31 | Wife | — | Kentucky |
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)