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William Ritter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this William Ritter across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Ritter |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Herbert Ritter | Son | — | 15 | ~1925 |
| Lorraine Ritter | Daughter | — | 10 | ~1930 |
| William Ritter | Son | — | 14 | ~1926 |
| Della Ritter | Daughter | — | 18 | ~1922 |
| Theodore Ritter | Son | — | 8 | ~1932 |
| Mary Ritter | Daughter | — | 5 | ~1935 |
| Gilbert Ritter | Son | — | 12 | ~1928 |
| Joseph Ritter | Son | — | 17 | ~1923 |
| Olive Ritter | Spouse | — | 42 | ~1898 |
| Joseph Ritter | Head | — | 48 | ~1892 |
Census Appearances
1930
Wayne, Michigan
Son, age 4
Wayne, Michigan · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ritter |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 14
Wayne-County, Michigan · implied b. ~1926 — 10 household members
| Surname | Ritter |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Class of Worker | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Ritter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Ritter
Son · 1940 · age 14 · b. ~1926 · Michigan
★ You are viewing this record
Sibling
Lorraine Ritter
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Della Ritter
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gilbert Ritter
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Ritter
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theodore Ritter
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Ritter
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Ritter
Sibling · 1940 · age 15
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01877-00352)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lawrence Redoutey | 9 | Son | — | Michigan |
| 42 | Marylin Redoutey | 7 | Daughter | — | Michigan |
| 43 | Harry Gilette | 54 | Head | Auto Mechanic | Italy |
| 44 | Mary Gilette | 49 | Wife | — | Italy |
| 45 | Mich Racz | 59 | Head | — | Hungary |
| 46 | Barbara Racz | 56 | Wife | Auto Mechanic | Hungary |
| 47 | Katherine Racz | 32 | Daughter | — | Michigan |
| 48 | Joseph Gause | 54 | Head | Stenographer | West Virginia |
| 49 | Jane Gause | 43 | Wife | Conductor | Kentucky |
| 50 | Edward Yoka | 27 | Head | — | Pennsylvania |
| 51 | Edith Yoka | 23 | Wife | Welder | Pennsylvania |
| 52 | Henry Lewis | 25 | Head | — | Kentucky |
| 53 | Ann Lewis | 23 | Wife | Spray Man | Ohio |
| 54 | Steve Lewis | 0 | Son | — | Michigan |
| 55 | John Latowski | 36 | Head | — | Michigan |
| 56 | Joan Latowski | 30 | Wife | Body Trimmer | Michigan |
| 57 | Stanley Denby | 55 | Head | Trim Cleaner | Poland |
| 58 | Stella Denby | 55 | Wife | Body Insp. | Michigan |
| 59 | Eugene Denby | 33 | Son | — | Michigan |
| 60 | Raymond Denby | 27 | Son | Repairman | Michigan |
| 61 | Edwin Denby | 25 | Son | Assembly Man | Michigan |
| 62 | Joseph Ritter | 48 | Head | Assembly Man | Michigan |
| 63 | Olive Ritter | 42 | Wife | Truck Driver | Michigan |
| 64 | Della Rose Ritter | 18 | Daughter | — | Michigan |
| 65 | Joseph Ritter | 17 | Son | New Worker | Michigan |
| 66 | Herbert Ritter | 15 | Son | — | Michigan |
| 67 | William Ritter THIS PERSON | 14 | Son | — | Michigan |
| 68 | Gilbert Ritter | 12 | Son | — | Michigan |
| 69 | Lorraine Ritter | 10 | Daughter | — | Michigan |
| 70 | Theodore Ritter | 8 | Son | — | Michigan |
| 71 | Mary Anne Ritter | 5 | Daughter | — | Michigan |
| 72 | Ludwig Katulski | 62 | Head | — | Poland |
| 73 | Mary Katulski | 59 | Wife | — | Poland |
| 74 | Elinder Katulski | 26 | Daughter | — | Michigan |
| 75 | Rita Katulski | 20 | Daughter | Seamstress | Michigan |
| 76 | Stephanie Katulski | 17 | Daughter | Seamstress | Michigan |
| 77 | Campbell Viola Katulski | 28 | Daughter | Beauty Operator | Michigan |
| 78 | Walter Cole | 37 | Head | Exam Stress | Michigan |
| 79 | Matyee Cole | 30 | Wife | Undertaker | Indiana |
| 80 | Judith Cole | 6 | Daughter | — | Michigan |
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)