WM
William Mckinney — 1940 US Census Record
Model Tree available1940 United States Federal Census · Saline-County, Illinois
Our Model Tree links this William Mckinney across the 1920, 1930 and 1940 US Censuses in Saline-County, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Chas — first a son (b.~1920), then head of a 4-person household.
Age 20
b. ~1920
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Saline-County, Illinois |
| Surname | McKinney |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | East Eldorado |
| 1935 Residence (County) | Saline |
| Additional Details | |
| Occupation | Laborer |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | East Eldorado |
| Est. Birth Year | ~1920 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Charles Mckinney | Head | — | 66 | ~1874 |
| Lizzie Mckinney | Spouse | — | 57 | ~1883 |
| William Mckinney | Son | — | 20 | ~1920 |
| Thelma Mckinney | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Saline, Illinois
Son, age
Saline, Illinois · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKinney |
| Given Name | William A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Saline, Illinois
Son, age 10
Saline, Illinois · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKinney |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Saline-County, Illinois
Son, age 20
Saline-County, Illinois · implied b. ~1920 — 4 household members
| Surname | McKinney |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | East Eldorado |
| 1935 Residence (County) | Saline |
| Occupation | Laborer |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Mckinney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Mckinney (~0.92 confidence) and father Chas Mckinney (~0.92 confidence) and mother Lizzie Mckinney (~0.92 confidence) and mother Maydene Fullard (~0.60 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
Charles Mckinney
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Chas Mckinney
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Lizzie Mckinney
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Maydene Fullard
b. ~1913
Source mother
● Household
· direct · ~0.6
This person
Anchor record
William Mckinney
Son · 1940 · age 20 · b. ~1920 · Illinois
★ You are viewing this record
Sibling
Thelma Mckinney
Sibling · 1940 · age 25
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 — Saline-County, Illinois
Open full size
1940 US Federal Census — Saline-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00883-00348)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Veda Hall | 41 | Head | — | Illinois |
| 42 | Eva Louise Hall | 9 | Daughter | — | Illinois |
| 43 | Carl Eugene Hall | 5 | Son | — | Illinois |
| 44 | Dennis Hardin | 19 | Head | Laborer | Illinois |
| 45 | Beulah Hardin | 16 | Wife | — | Illinois |
| 46 | Richard C. Mccord | 50 | Head | Laborer | Tenn |
| 47 | Carrie Mccord | 62 | Wife | — | Illinois |
| 48 | Robert Horton | 22 | Head | Laborer | Illinois |
| 49 | Bernice Horton | 23 | Wife | — | Illinois |
| 50 | Charles Horton | 5 | Step son | — | Illinois |
| 51 | Wanda Horton | 2 | Daughter | — | Illinois |
| 52 | Noble Jr. Horton | 1 | Son | — | Illinois |
| 53 | Goldy Mcvay | 38 | Head | Laborer | Kentucky |
| 54 | Pearl Mcvay | 35 | Wife | — | Illinois |
| 55 | Clyde Mcvay | 15 | Son | — | Illinois |
| 56 | Ruby Mcvay | 12 | Daughter | — | Illinois |
| 57 | Lowell Mcvay | 10 | Son | — | Illinois |
| 58 | Marie Mcvay | 6 | Daughter | — | Illinois |
| 59 | Eugene Mcvay | 4 | Son | — | Illinois |
| 60 | Johnnie Mcvay | 2 | Son | — | Illinois |
| 61 | Robert Ross | 33 | Head | Miner | Illinois |
| 62 | Madeline Ross | 32 | Wife | — | Illinois |
| 63 | Violet June Ross | 7 | Daughter | — | Illinois |
| 64 | Jo Ann Ross | 3 | Daughter | — | Illinois |
| 65 | Wayne Ross | 20 | Brother | Field Laborer | Illinois |
| 66 | Harry Hedger | 36 | Head | Skinner | Illinois |
| 67 | Merle Hedger | 31 | Wife | — | Illinois |
| 68 | Daniel Hedger | 13 | Son | — | Illinois |
| 69 | Edna Hedger | 9 | Daughter | — | Illinois |
| 70 | Waneta Hedger | 8 | Daughter | — | Illinois |
| 71 | Freida Hedger | 15 | Daughter | — | Illinois |
| 72 | Donald Hedger | 15 | Son | — | Illinois |
| 73 | Lloyd Hedger | 11 | Son | — | Illinois |
| 74 | Jackie Hedger | 5 | Son | — | Illinois |
| 75 | Charles Mckinney | 66 | Head | — | Mo |
| 76 | Lizzie Mckinney | 57 | Wife | — | Illinois |
| 77 | Thelma Mckinney | 25 | Daughter | Seamstress | Illinois |
| 78 | William Mckinney THIS PERSON | 20 | Son | Laborer | Illinois |
| 79 | Ernest Hall | 54 | Head | Laborer | Illinois |
| 80 | Albert Lane | 36 | Head | Miner | Illinois |
Pedigree Summary
William + 1 sibling
Gen 1 · 4 parents
~0.84
Max depth 4 (1900–1950 window)
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)