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Roger Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Croix-County, Wisconsin
Our Model Tree links this Roger Williams across the 1920, 1930 and 1940 US Censuses in St.-Croix-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Allen & Allen — first a son (b.~1917), then head of a 7-person household.
Age 23
b. ~1917
Male
Son
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Croix-County, Wisconsin |
| Surname | Williams |
| Given Name | Roger |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Hudson City |
| 1935 Residence (County) | St. Croix |
| Additional Details | |
| Occupation | Car-shop appren. |
| Industry | Omaha Ry Shops |
| Class of Worker | PW |
| Hours Worked | 39 |
| Income (1939) | 785 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Car-Shop Appren. |
| Township / Ward | Hudson City |
| Est. Birth Year | ~1917 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roger | Age | Birth yr |
|---|---|---|---|---|
| Janet Williams | Daughter | — | 17 | ~1923 |
| Mildred Williams | Spouse | — | 56 | ~1884 |
| Lucille Williams | Daughter | — | 16 | ~1924 |
| Roger Williams | Son | — | 23 | ~1917 |
| Ellen Williams | Daughter | — | 22 | ~1918 |
| Mildred Williams | Daughter | — | 20 | ~1920 |
| Allen Williams | Head | — | 51 | ~1889 |
Census Appearances
1920
Bayfield, Wisconsin
Son, age 2
Bayfield, Wisconsin · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Roger |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Wisconsin |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
St Croix, …
Son, age 13
St Croix, Wisconsin · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Rodger M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
St.-Croix-County, Wisconsin
Son, age 23
St.-Croix-County, Wisconsin · implied b. ~1917 — 7 household members
| Surname | Williams |
| Given Name | Roger |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Hudson City |
| 1935 Residence (County) | St. Croix |
| Occupation | Car-shop appren. |
| Industry | Omaha Ry Shops |
| Class of Worker | PW |
| Hours Worked | 39 |
| Income (1939) | 785 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Roger Williams across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Allen Williams (~0.92 confidence) and father Allen Williams (~0.92 confidence) and father Allen Williams (~0.92 confidence) and mother Mildred Williams (~0.92 confidence) and mother Mildred Williams (~0.92 confidence) and mother Mildred Williams (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Allen Williams
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Allen Williams
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Allen Williams
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Mildred Williams
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Mildred Williams
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Mildred Williams
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roger Williams
Son · 1940 · age 23 · b. ~1917 · Wisconsin
★ You are viewing this record
Sibling
Janet Williams
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Williams
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Williams
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Williams
Sibling · 1940 · age 20
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 — St.-Croix-County, Wisconsin
Open full size
1940 US Federal Census — St.-Croix-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04522-00337)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen Van Ness | 26 | Wife | — | Wisconsin |
| 42 | George E. Powers | 47 | Head | Toll Section Repair Man | Wisconsin |
| 43 | Florence Powers | 47 | Wife | — | Wisconsin |
| 44 | Patricia Powers | 7 | Daughter | — | Wisconsin |
| 45 | Oscar M. Becker | 66 | Head | Painter | Germany |
| 46 | Rose Becker | 55 | Wife | — | Wisconsin |
| 47 | Helen Becker | 33 | Daughter | Stenographer | Wisconsin |
| 48 | Lars Fykson | 70 | Head | Janitor | Norway |
| 49 | Christine Fykson | 71 | Wife | — | Norway |
| 50 | Henry Bargen | 39 | Head | Teacher | Minnesota |
| 51 | Reba Bargen | 36 | Wife | — | Wisconsin |
| 52 | Barbara Bargen | 9 | Daughter | — | Wisconsin |
| 53 | Nancy Bargen | 5 | Daughter | — | Minnesota |
| 54 | Thomas J. Johnston | 55 | Head | General Land Agent | Illinois |
| 55 | Alma Johnston | 50 | Wife | — | Wisconsin |
| 56 | George Johnston | 23 | Son | — | Wisconsin |
| 57 | James Thomas Johnston | 17 | Son | — | Wisconsin |
| 58 | Elizabeth Jones | 79 | Head | — | Wisconsin |
| 59 | Myra Jones | 43 | Daughter | Bookkeeper | Wisconsin |
| 60 | Alice B. Napier | 80 | Head | — | England |
| 61 | Adolph Johnson | 43 | Head | Night Watchman | Wisconsin |
| 62 | Olga Johnson | 34 | Wife | — | Wisconsin |
| 63 | Lorraine Johnson | 11 | Daughter | — | Wisconsin |
| 64 | Richard Johnson | 9 | Son | — | Wisconsin |
| 65 | Gerald Johnson | 0 | Son | — | Wisconsin |
| 66 | Raymond Johnson | 20 | Head | Laborer | Minnesota |
| 67 | Leona Johnson | 24 | Wife | — | Wisconsin |
| 68 | Anna Mahoney | 73 | Head | — | Minnesota |
| 69 | Mary Mahoney | 44 | Daughter | Bookkeeper | Wisconsin |
| 70 | Allen J. Williams | 51 | Head | — | Minnesota |
| 71 | Mildred Williams | 56 | Wife | — | Wisconsin |
| 72 | Roger Williams THIS PERSON | 23 | Son | Car-Shop Appren. | Montana |
| 73 | Ellen Williams | 22 | Daughter | — | Wisconsin |
| 74 | Mildred Edith Williams | 20 | Daughter | — | Wisconsin |
| 75 | Janet Ann Williams | 17 | Daughter | — | Wisconsin |
| 76 | Lucille Williams | 16 | Daughter | — | Wisconsin |
| 77 | Russell Rees | 23 | Head | Car Man Apprentice | Wisconsin |
| 78 | Lucille Rees | 22 | Wife | — | Wisconsin |
| 79 | Minnie Morrell | 69 | Grandmother | — | Wisconsin |
| 80 | Stephanie Kees | 4 | Daughter | — | Wisconsin |
Pedigree Summary
Roger + 4 siblings
Gen 1 · 6 parents
~0.92
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)