WM
William Madden — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, Illinois
Our Model Tree links this William Madden across the 1920, 1930 and 1940 US Censuses in Richland-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 4-person household.
Age 63
b. ~1877
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, Illinois |
| Surname | Madden |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Clermont Twp |
| Est. Birth Year | ~1877 |
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 |
|---|---|---|---|---|
| Melvin Madden | Son | — | 35 | ~1905 |
| Sarah Madden | Spouse | — | 63 | ~1877 |
| Robert Madden | Other | — | 5 | ~1935 |
| William Madden | Head | — | 63 | ~1877 |
Census Appearances
1920
Richland, Illinois
Head, age 40
Richland, Illinois · implied b. ~1880 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Madden |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Switzerland |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Richland, Illinois
Head, age 52
Richland, Illinois · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Madden |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Switzerland |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Richland-County, Illinois
Head, age 63
Richland-County, Illinois · implied b. ~1877 — 4 household members
| Surname | Madden |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Richland |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| 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 Madden across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Madden
Head · 1940 · age 63 · b. ~1877 · Illinois
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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 — Richland-County, Illinois
Open full size
1940 US Federal Census — Richland-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00873-00037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Quincy Nettleton | 38 | Head | Farmer | Illinois |
| 42 | Alice Nettleton | 35 | Wife | Housekeeper | Illinois |
| 43 | Quincy Jr. Nettleton | 8 | Son | — | Illinois |
| 44 | Kenneth Nettleton | 7 | Son | — | Illinois |
| 45 | Virginia Nettleton | 4 | Daughter | — | Illinois |
| 46 | William Madden THIS PERSON | 63 | Head | Farmer | Illinois |
| 47 | Sarah Madden | 63 | Wife | Housekeeper | Illinois |
| 48 | Melvin Madden | 35 | Son | Farmer | Illinois |
| 49 | Robert Madden | 5 | Grandson | — | Illinois |
| 50 | George Jennings | 64 | Head | Maintenance | Illinois |
| 51 | Anna Jennings | 82 | Mother | — | Illinois |
| 52 | Elizabeth Sayer | 53 | Head | — | Illinois |
| 53 | Elgar Lathrop | 59 | Head | Farmer | Illinois |
| 54 | Anna Lathrop | 55 | Wife | Housekeeper | Illinois |
| 55 | Carl Lathrop | 27 | Son | Farmer | Illinois |
| 56 | Lucille Lathrop | 26 | Daughter | Housekeeper | Illinois |
| 57 | Edward Lathrop | 23 | Son | — | Illinois |
| 58 | Dorothy Lathrop | 20 | Daughter | Beauty Shop | Illinois |
| 59 | Fred Lathrop | 15 | Son | Farmer | Illinois |
| 60 | Cora George | 58 | Head | Laborer | Illinois |
| 61 | Oma George | 32 | Daughter | Housekeeper | Illinois |
| 62 | Ermal George | 20 | Daughter | Laborer | Illinois |
| 63 | Patricia A. George | 1 | Granddaughter | — | Illinois |
| 64 | Glenn Luthe | 32 | Lodger | Laborer | Illinois |
| 65 | John Gregory | 68 | Head | Farmer | Illinois |
| 66 | Ida Gregory | 22 | Daughter | Housekeeper | Illinois |
| 67 | Hert Gregory | 19 | Son | — | Illinois |
| 68 | Manuel Spitz | 31 | Head | Farmer | Illinois |
| 69 | Marie Spitz | 33 | Wife | Housekeeper | Illinois |
| 70 | William Spitz | 3 | Son | — | Illinois |
| 71 | Mary Spitz | 1 | Daughter | — | Illinois |
| 72 | Lawrence Gadget | 65 | Head | Trucking | Illinois |
| 73 | Bessie Gadget | 45 | Wife | Housekeeper | Illinois |
| 74 | John Heath | 72 | Head | — | Illinois |
| 75 | Minnie Heath | 62 | Wife | — | Illinois |
| 76 | Harry Spitz | 37 | Head | Farmer | Illinois |
| 77 | Cecilia Spitz | 38 | Wife | Housekeeper | Illinois |
| 78 | Herman Spitz | 16 | Son | Farmer | Illinois |
| 79 | Osmin Spitz | 12 | Son | Farmer | Illinois |
| 80 | Joseph Spitz | 11 | Son | Farmer | Illinois |
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)