MC
Mary Conley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knott-County, Kentucky
Our Model Tree links this Mary Conley across the 1920, 1930 and 1940 US Censuses in Knott-County, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1863), then head of a 3-person household.
Age 77
b. ~1863
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Knott-County, Kentucky |
| Surname | Conley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 77 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (County) | Knott |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 0 |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial District 3 |
| Est. Birth Year | ~1863 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Conley | Spouse | — | 77 | ~1863 |
| Preston Conley | Head | — | 82 | ~1858 |
| Troy Conley | Son | — | 36 | ~1904 |
Census Appearances
1920
Knott, Kentucky
Spouse, age 55
Knott, Kentucky · implied b. ~1865 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conley |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Knott, Kentucky
Spouse, age 65
Knott, Kentucky · implied b. ~1865 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Knott-County, Kentucky
Spouse, age 77
Knott-County, Kentucky · implied b. ~1863 — 3 household members
| Surname | Conley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 77 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (County) | Knott |
| Class of Worker | 0 |
| Highest Grade | No 0 |
| 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 Conley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Conley
Spouse · 1940 · age 77 · b. ~1863 · Kentucky
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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 — Knott-County, Kentucky
Open full size
1940 US Federal Census — Knott-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01326-00398)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earl Conley | 12 | Son | — | Kentucky |
| 42 | Lizzie Conley | 40 | Head | — | Kentucky |
| 43 | Wayne Conley | 19 | Son | C.C.C. Camp | Kentucky |
| 44 | Mary Conley | 18 | Daughter | — | Kentucky |
| 45 | Monroe Conley | 16 | Son | Farming | Kentucky |
| 46 | Robert Conley | 15 | Son | Farming | Kentucky |
| 47 | Crisola Conley | 13 | Daughter | — | Kentucky |
| 48 | Gracie Conley | 10 | Daughter | — | Kentucky |
| 49 | Maudie Conley | 9 | Daughter | — | Kentucky |
| 50 | Theodore Conley | 5 | Son | — | Kentucky |
| 51 | Ben Conley | 3 | Son | — | Kentucky |
| 52 | Jessie Conley | 2 | Son | — | Kentucky |
| 53 | Preston B. Conley | 82 | Head | — | Kentucky |
| 54 | Mary Conley THIS PERSON | 77 | Wife | — | Kentucky |
| 55 | Troy Conley | 36 | Son | — | Kentucky |
| 56 | Green Conley | 39 | Head | Farming | Kentucky |
| 57 | Jay Hagie Conley | 26 | Wife | — | Kentucky |
| 58 | Anna Lee Conley | 7 | Daughter | — | Kentucky |
| 59 | Bernie Danel Conley | 5 | Son | — | Kentucky |
| 60 | Edward Glenn Conley | 3 | Son | — | Kentucky |
| 61 | Anna Mae Conley | 0 | Daughter | — | Kentucky |
| 62 | Robert Conley | 34 | Head | Coal Mines | Kentucky |
| 63 | Violet Conley | 33 | Wife | — | Kentucky |
| 64 | Girlie Conley | 15 | Daughter | — | Kentucky |
| 65 | Gladys Conley | 12 | Daughter | — | Kentucky |
| 66 | Freddie Conley | 10 | Son | — | Kentucky |
| 67 | Alma Conley | 8 | Daughter | — | Kentucky |
| 68 | David Smith | 36 | Head | Coal Loader | Kentucky |
| 69 | Bessie Smith | 38 | Wife | — | Kentucky |
| 70 | Kelly Smith | 15 | Son | — | Kentucky |
| 71 | Lonnie Smith | 13 | Daughter | — | Kentucky |
| 72 | Bonnie Smith | 11 | Daughter | — | Kentucky |
| 73 | Vernon Smith | 9 | Son | — | Kentucky |
| 74 | Hermon Smith | 6 | Son | — | Kentucky |
| 75 | Sarah Conley | 66 | Mother in law | — | Kentucky |
| 76 | Delanie Conley | 23 | Sister in law | — | Kentucky |
| 77 | Charles Glenn Conley | 7 | Nephew | — | Kentucky |
| 78 | Jim Green | 21 | Head | — | Kentucky |
| 79 | Lillie Green | 20 | Wife | — | Kentucky |
| 80 | Virginia Mae Green | 0 | Daughter | — | 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)