WS
William Sweeney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mclean-County, Illinois
Our Model Tree links this William Sweeney across the 1920, 1930 and 1940 US Censuses in Mclean-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 8-person household.
Age 54
b. ~1886
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mclean-County, Illinois |
| Surname | Sweeney |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Money Creek Twp. |
| 1935 Residence (County) | McLean |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Money Creek Twp |
| Est. Birth Year | ~1886 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Isabelle Sweeney | Daughter | — | 14 | ~1926 |
| Mary Sweeney | Daughter | — | 22 | ~1918 |
| William Sweeney | Head | — | 54 | ~1886 |
| Paul Sweeney | Son | — | 17 | ~1923 |
| John Sweeney | Son | — | 11 | ~1929 |
| Edmund Sweeney | Son | — | 8 | ~1932 |
| William Sweeney | Son | — | 20 | ~1920 |
| Angela Sweeney | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Mclean, Illinois
Head, age 34
Mclean, Illinois · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | William R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mclean, Illinois
Head, age 44
Mclean, Illinois · implied b. ~1886 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | William R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 30 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mclean-County, Illinois
Head, age 54
Mclean-County, Illinois · implied b. ~1886 — 8 household members
| Surname | Sweeney |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Money Creek Twp. |
| 1935 Residence (County) | McLean |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same house |
| 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 Sweeney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Sweeney
Head · 1940 · age 54 · b. ~1886 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mclean-County, Illinois
Open full size
1940 US Federal Census — Mclean-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00842-00581)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank J. Ripple | 47 | Head | Farmer | Illinois |
| 2 | Alma Ripple | 46 | Wife | — | Illinois |
| 3 | Melvin Ripple | 26 | Son | Laborer | Illinois |
| 4 | George Ripple | 20 | Son | Laborer | Illinois |
| 5 | Alma Ripple | 23 | Daughter | Housework | Illinois |
| 6 | Leslie Heneline | 50 | Head | Farmer | Illinois |
| 7 | Maude Heneline | 52 | Wife | Teacher | Illinois |
| 8 | George Roseman | 83 | Head | — | Ohio |
| 9 | Sarah Roseman | 77 | Wife | — | Illinois |
| 10 | Lloyd Roseman | 57 | Son | Farmer | Illinois |
| 11 | William Sweeney THIS PERSON | 54 | Head | Farmer | Illinois |
| 12 | Angela Sweeney | 48 | Wife | — | Illinois |
| 13 | Mary Sweeney | 22 | Daughter | — | Illinois |
| 14 | William Sweeney | 20 | Son | Laborer | Illinois |
| 15 | Paul Sweeney | 17 | Son | — | Illinois |
| 16 | Isabelle Sweeney | 14 | Daughter | — | Illinois |
| 17 | John Sweeney | 11 | Son | — | Illinois |
| 18 | Edmund Sweeney | 8 | Son | — | Illinois |
| 19 | Lloyd Humble | 29 | Head | Laborer | Illinois |
| 20 | Mildred Humble | 27 | Wife | — | Illinois |
| 21 | Robert Hudson | 6 | Step son | — | Illinois |
| 22 | Thomas Hudson | 3 | Step son | — | Illinois |
| 23 | Henry Nelson | 78 | Father in law | — | Norway |
| 24 | George Sweeney | 49 | Head | Farmer | Illinois |
| 25 | Bernice Sweeney | 47 | Wife | — | Illinois |
| 26 | George Sweeney | 18 | Son | — | Illinois |
| 27 | Howard Princham | 48 | Head | Farmer | Illinois |
| 28 | Leona Princham | 49 | Wife | — | Illinois |
| 29 | Lester Anderson | 50 | Head | Farmer | Illinois |
| 30 | Anna Anderson | 46 | Wife | — | Illinois |
| 31 | Helen Anderson | 22 | Daughter | — | Illinois |
| 32 | Oren Anderson | 20 | Son | — | Illinois |
| 33 | Carl Anderson | 10 | Son | — | Illinois |
| 34 | Pauline Ashley | 27 | Daughter | — | Illinois |
| 35 | Jeanne Ashley | 3 | Grand daughter | — | Illinois |
| 36 | Larry Ashley | 2 | Grandson | — | Illinois |
| 37 | Henry Wesley Lewis | 39 | Head | Laborer | Kentucky |
| 38 | Rosie Lewis | 29 | Wife | — | Kentucky |
| 39 | Aleta Lewis | 20 | Daughter | — | Kentucky |
| 40 | Herman Lewis | 17 | Son | — | 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)