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William Leach — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lincoln-County, Kentucky
Our Model Tree links this William Leach across the 1930 and 1940 US Censuses in Lincoln-County, Kentucky (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 9-person household.
Age 65
b. ~1875
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lincoln-County, Kentucky |
| Surname | Leach |
| Given Name | William A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Waynesburg District 3 |
| 1935 Residence (County) | Lincoln |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 56 |
| Income (1939) | 0 |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Township / Ward | Waynesburg District 3 |
| Est. Birth Year | ~1875 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Leach | Head | — | 65 | ~1875 |
| Ila Leach | Daughter | — | 18 | ~1922 |
| Elizabeth Leach | Spouse | — | 36 | ~1904 |
| Freddie Leach | Son | — | 4 | ~1936 |
| George Leach | Son | — | 11 | ~1929 |
| Margaret Leach | Daughter | — | 15 | ~1925 |
| Christine Leach | Daughter | — | 1 | ~1939 |
| Catherine Leach | Daughter | — | 6 | ~1934 |
| Cora Leach | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Lincoln, Kentucky
Head, age 58
Lincoln, Kentucky · implied b. ~1872 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leach |
| Given Name | William A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Veteran | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Lincoln-County, Kentucky
Head, age 65
Lincoln-County, Kentucky · implied b. ~1875 — 9 household members
| Surname | Leach |
| Given Name | William A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Waynesburg District 3 |
| 1935 Residence (County) | Lincoln |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 56 |
| Income (1939) | 0 |
| Highest Grade | 4 |
| 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 William Leach across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Leach
Head · 1940 · age 65 · b. ~1875 · 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 — Lincoln-County, Kentucky
Open full size
1940 US Federal Census — Lincoln-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01332-00325)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clarence Perkins | 17 | Son | — | Kentucky |
| 42 | Edgar Vinson | 32 | Head | Laborer | Kentucky |
| 43 | Carla Vinson | 35 | Wife | — | Kentucky |
| 44 | Edgar Jr Vinson | 14 | Son | — | Kentucky |
| 45 | Darlene Vinson | 9 | Daughter | — | Michigan |
| 46 | Alice Johnston | 71 | Mother | — | Kentucky |
| 47 | William A Leach THIS PERSON | 65 | Head | Farmer | Kentucky |
| 48 | Elizabeth Leach | 36 | Wife | — | Kentucky |
| 49 | Ila Leach | 18 | Daughter | Laborer | Kentucky |
| 50 | Margaret Leach | 15 | Daughter | — | Ohio |
| 51 | Cora B Leach | 12 | Daughter | — | Kentucky |
| 52 | George Leach | 11 | Son | — | Kentucky |
| 53 | Catherine Leach | 6 | Daughter | — | Kentucky |
| 54 | Freddie Leach | 4 | Son | — | Kentucky |
| 55 | Christine Leach | 1 | Daughter | — | Kentucky |
| 56 | Charley Boyer | 57 | Head | Farmer | Indiana |
| 57 | Luvenia Boyer | 47 | Wife | — | Missouri |
| 58 | Ollie Boyer | 28 | Son | Repairer | Missouri |
| 59 | Hilbert Boyer | 25 | Son | Repairer | Arkansas |
| 60 | Johnnie Boyer | 18 | Daughter | — | Louisiana |
| 61 | Ira Boyer | 15 | Son | — | Arkansas |
| 62 | Howard Boyer | 9 | Son | — | Alabama |
| 63 | Shirley Boyer | 3 | Daughter | — | Georgia |
| 64 | Mack Johnson | 33 | Head | Farmer | Kentucky |
| 65 | Gladys Johnson | 33 | Wife | — | Kentucky |
| 66 | Pauline Johnson | 5 | Daughter | — | Kentucky |
| 67 | Glenn E Johnson | 3 | Son | — | Kentucky |
| 68 | Garland Johnson | 1 | Son | — | Kentucky |
| 69 | Gilbert Crouse | 71 | Uncle | — | Kentucky |
| 70 | Vivian Sims | 45 | Head | Farmer | Kentucky |
| 71 | Lester Sims | 22 | Son | Laborer | Kentucky |
| 72 | Sanford Sims | 19 | Son | Laborer | Kentucky |
| 73 | Lana Sims | 17 | Daughter | — | Kentucky |
| 74 | Lloyd Sims | 13 | Son | — | Kentucky |
| 75 | Eagle Sims | 12 | Son | — | Kentucky |
| 76 | Leeman Sims | 6 | Son | — | Kentucky |
| 77 | Melvin Mcchaney | 25 | Head | Laborer | Kentucky |
| 78 | Wora Mcchaney | 21 | Wife | — | Kentucky |
| 79 | Arlean Mcchaney | 4 | Daughter | — | Kentucky |
| 80 | Betty R Mcchaney | 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)