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John Dwyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, Wisconsin
Our Model Tree links this John Dwyer across the 1930 and 1940 US Censuses in Monroe-County, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Wisconsin |
| Surname | Dwyer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Glendale town |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Student |
| Industry | Public school |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Student |
| Township / Ward | Glendale Town |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Charles Dwyer | Son | — | 23 | ~1917 |
| Lloyd Dwyer | Son | — | 19 | ~1921 |
| Grace Dwyer | Daughter | — | 22 | ~1918 |
| Florence Dwyer | Daughter | — | 24 | ~1916 |
| Charles Dwyer | Head | — | 52 | ~1888 |
| Edward Dwyer | Son | — | 21 | ~1919 |
| Julia Dwyer | Spouse | — | 53 | ~1887 |
| Helen Dwyer | Daughter | — | 14 | ~1926 |
| John Dwyer | Son | — | 16 | ~1924 |
Census Appearances
1930
Monroe, Wisconsin
Son, age 6
Monroe, Wisconsin · implied b. ~1924 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dwyer |
| Given Name | John J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Monroe-County, Wisconsin
Son, age 16
Monroe-County, Wisconsin · implied b. ~1924 — 9 household members
| Surname | Dwyer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Glendale town |
| 1935 Residence (County) | Monroe |
| Occupation | Student |
| Industry | Public school |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 John Dwyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Dwyer
Son · 1940 · age 16 · b. ~1924 · Wisconsin
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Sibling
Florence Dwyer
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Dwyer
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Dwyer
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Dwyer
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Dwyer
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Dwyer
Sibling · 1940 · age 22
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 — Monroe-County, Wisconsin
Open full size
1940 US Federal Census — Monroe-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04505-00127)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Karen Purdy | 5 | Head | — | Wisconsin |
| 2 | Charles Dwyer | 52 | Head | Farmer | Wisconsin |
| 3 | Julia Dwyer | 53 | Wife | Housewife | Wisconsin |
| 4 | Florence Dwyer | 24 | Daughter | Teacher | Wisconsin |
| 5 | Charles Dwyer | 23 | Son | Teacher | Wisconsin |
| 6 | Grace Dwyer | 22 | Daughter | Operator | Wisconsin |
| 7 | Edward Dwyer | 21 | Son | Bookkeeper | Wisconsin |
| 8 | Lloyd Dwyer | 19 | Son | Student | Wisconsin |
| 9 | John Dwyer THIS PERSON | 16 | Son | Student | Wisconsin |
| 10 | Helen Dwyer | 14 | Daughter | Student | Wisconsin |
| 11 | William Dwyer | 50 | Head | Field Man | Wisconsin |
| 12 | Katharine Dwyer | 50 | Wife | Housewife | Wisconsin |
| 13 | Mary Dwyer | 23 | Daughter | Teacher | Wisconsin |
| 14 | Theresa Dwyer | 14 | Daughter | Student | Wisconsin |
| 15 | Robert Dwyer | 11 | Son | — | Wisconsin |
| 16 | Patricia Dwyer | 9 | Daughter | — | Wisconsin |
| 17 | Terence Dwyer | 8 | Son | — | Wisconsin |
| 18 | Denese Dwyer | 5 | Daughter | — | Wisconsin |
| 19 | Addison Woodward | 47 | Head | Farmer | Wisconsin |
| 20 | Elsie Woodward | 41 | Wife | Housewife | Wisconsin |
| 21 | Boyd Woodward | 13 | Son | — | Wisconsin |
| 22 | Dean Woodward | 8 | Son | — | Wisconsin |
| 23 | John Jennings | 64 | Head | Farmer | Wisconsin |
| 24 | John Miller | 48 | Head | Farmer | Iowa |
| 25 | Christina Miller | 51 | Wife | Housewife | Wisconsin |
| 26 | Gerald Miller | 17 | Son | Laborer | Wisconsin |
| 27 | Francis Miller | 15 | Son | Laborer | Wisconsin |
| 28 | Margaret Miller | 12 | Daughter | Student | Wisconsin |
| 29 | Jerome Miller | 10 | Son | — | Wisconsin |
| 30 | John Miller | 8 | Son | — | Wisconsin |
| 31 | Anna Brandt | 82 | Mother-in-law | Retired | Wisconsin |
| 32 | H. K. Rhadans | 70 | Head | Farmer | Wisconsin |
| 33 | Effie Rhadans | 48 | Wife | Housewife | Wisconsin |
| 34 | Raymond Rhadans | 22 | Son | Laborer | Wisconsin |
| 35 | Joseph Trefes | 45 | Head | Farmer | Wisconsin |
| 36 | Mary Trefes | 44 | Wife | Housewife | Wisconsin |
| 37 | Bernard Trefes | 18 | Son | Laborer | Wisconsin |
| 38 | Mary Trefes | 16 | Daughter | Student | Wisconsin |
| 39 | Dorothy Trefes | 11 | Daughter | — | Wisconsin |
| 40 | Adeline Trefes | 7 | Daughter | — | Wisconsin |
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)