MC
Mary Copeland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Logan-County, Kentucky
Our Model Tree links this Mary Copeland across the 1930 and 1940 US Censuses in Logan-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Logan-County, Kentucky |
| Surname | Copeland |
| Given Name | Mary D |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | M-C-D |
| 1935 Residence (County) | Logan |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mcd |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Wilbur Copeland | Son | — | 22 | ~1918 |
| Maggie Copeland | Head | — | 54 | ~1886 |
| Ruth Copeland | Daughter | — | 14 | ~1926 |
| Mary Copeland | Daughter | — | 12 | ~1928 |
| Bill Copeland | Son | — | 24 | ~1916 |
| Rufus Copeland | Son | — | 19 | ~1921 |
Census Appearances
1930
Logan, Kentucky
Daughter, age 2
Logan, Kentucky · implied b. ~1928 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Copeland |
| Given Name | Mahala |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Logan-County, Kentucky
Daughter, age 12
Logan-County, Kentucky · implied b. ~1928 — 6 household members
| Surname | Copeland |
| Given Name | Mary D |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | M-C-D |
| 1935 Residence (County) | Logan |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 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 Copeland across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Copeland
Daughter · 1940 · age 12 · b. ~1928 · Kentucky
★ You are viewing this record
Sibling
Bill Copeland
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rufus Copeland
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilbur Copeland
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Copeland
Sibling · 1940 · age 14
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 — Logan-County, Kentucky
Open full size
1940 US Federal Census — Logan-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01333-00172)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Chris Baskerville | 47 | Head | Farmer | Tennessee |
| 42 | Pearl Baskerville | 36 | Wife | — | Kentucky |
| 43 | Morris Baskerville | 14 | Son | — | Kentucky |
| 44 | Allene Baskerville | 12 | Daughter | — | Kentucky |
| 45 | Christine Baskerville | 10 | Daughter | — | Kentucky |
| 46 | Howard Baskerville | 8 | Son | — | Kentucky |
| 47 | Katherine Baskerville | 6 | Daughter | — | Kentucky |
| 48 | Floyd Baskerville | 5 | Son | — | Kentucky |
| 49 | Mary E Baskerville | 2 | Daughter | — | Kentucky |
| 50 | M. J. Baskerville | 1 | Son | — | Kentucky |
| 51 | Mitchell Baskerville | 33 | Brother | — | Tennessee |
| 52 | Thomas Baskerville | 45 | Brother | — | Tennessee |
| 53 | Marion Darrell | 45 | Head | Farmer | Kentucky |
| 54 | Jimmie Darrell | 37 | Wife | — | Kentucky |
| 55 | Margaret Darrell | 20 | Daughter | — | Kentucky |
| 56 | Marie Darrell | 18 | Daughter | — | Kentucky |
| 57 | Gladys Darrell | 15 | Daughter | — | Kentucky |
| 58 | Dorothy Darrell | 11 | Daughter | — | Kentucky |
| 59 | Babbie Jean Darrell | 6 | Son | — | Kentucky |
| 60 | George Copeland | 26 | Head | Farmer | Kentucky |
| 61 | Hattie Copeland | 22 | Wife | — | Kentucky |
| 62 | Mattie Price | 72 | Head | — | Kentucky |
| 63 | Sallie C Price | 47 | Daughter | School Teacher | Kentucky |
| 64 | Edward C Darrell | 32 | Head | Farmer | Kentucky |
| 65 | Audrey Darrell | 32 | Wife | — | Kentucky |
| 66 | Sallie B Darrell | 8 | Daughter | — | Kentucky |
| 67 | Edward C Darrell | 4 | Grandson | — | Kentucky |
| 68 | Maggie Copeland | 54 | Head | — | Kentucky |
| 69 | Bill Copeland | 24 | Son | Farmer | Kentucky |
| 70 | Wilbur Copeland | 22 | Son | Farmer | Kentucky |
| 71 | Rufus Copeland | 19 | Son | — | Kentucky |
| 72 | Ruth Copeland | 14 | Daughter | — | Kentucky |
| 73 | Mary D Copeland THIS PERSON | 12 | Daughter | — | Kentucky |
| 74 | James O York | 27 | Head | Farm Laborer | Tennessee |
| 75 | Mary E York | 24 | Wife | — | Tennessee |
| 76 | George B York | 9 | Son | — | Tennessee |
| 77 | Allen H York | 7 | Son | — | Tennessee |
| 78 | Lee Mccantrell | 59 | Head | Blacksmith | Georgia |
| 79 | Maude Mccantrell | 44 | Wife | — | Georgia |
| 80 | Bill Mccantrell | 18 | Son | Helper | 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)