WD
William Dwyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Louisiana
Our Model Tree links this William Dwyer across the 1930 and 1940 US Censuses in Jefferson-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Louisiana |
| Surname | Dwyer |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Shrewsbury Ward 8 |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | File Clerk |
| Industry | Imp Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 224 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | File Clerk |
| Township / Ward | Shrewsbury Ward 8 |
| Est. Birth Year | ~1919 |
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 |
|---|---|---|---|---|
| Leroy Dwyer | Son | — | 11 | ~1929 |
| William Dwyer | Son | — | 21 | ~1919 |
| Elvera Dwyer | Daughter | — | 19 | ~1921 |
| William Dwyer | Head | — | 42 | ~1898 |
| Edward Dwyer | Son | — | 18 | ~1922 |
| Mary Dwyer | Daughter | — | 7 | ~1933 |
| Irwin Dwyer | Son | — | 16 | ~1924 |
| Audrey Dwyer | Daughter | — | 4 | ~1936 |
| Alvin Dwyer | Son | — | 12 | ~1928 |
| Harold Dwyer | Son | — | 14 | ~1926 |
Census Appearances
1930
Jefferson, Louisiana
Son, age 11
Jefferson, Louisiana · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dwyer |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Jefferson-County, Louisiana
Son, age 21
Jefferson-County, Louisiana · implied b. ~1919 — 10 household members
| Surname | Dwyer |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Shrewsbury Ward 8 |
| 1935 Residence (County) | Jefferson |
| Occupation | File Clerk |
| Industry | Imp Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 224 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Dwyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dwyer
Son · 1940 · age 21 · b. ~1919 · Louisiana
★ You are viewing this record
Sibling
Irwin Dwyer
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Dwyer
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Dwyer
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Dwyer
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Dwyer
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elvera Dwyer
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Dwyer
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Dwyer
Sibling · 1940 · age 12
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 — Jefferson-County, Louisiana
Open full size
1940 US Federal Census — Jefferson-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01407-00265)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ennio Sbarbati | 53 | Head | — | Italy |
| 2 | Agnes Sbarbati | 50 | Wife | — | Italy |
| 3 | Ursula Dennis | 26 | Head | Stenographer | Alabama |
| 4 | James B. Dennis | 21 | Brother | Clerical | Alabama |
| 5 | Ann Meyers | 24 | Sister | — | New York |
| 6 | Bernadette Meyers | 6 | Niece | — | Alabama |
| 7 | Michel Bridge | 62 | Head | — | Louisiana |
| 8 | Adeal Bridge | 60 | Wife | — | Louisiana |
| 9 | Alice Goris | 80 | Head | Cook | Louisiana |
| 10 | Lucile Gernshaw | 71 | Sister | — | Louisiana |
| 11 | Lena Lacoste | 60 | Head | — | Louisiana |
| 12 | Winston Henderson | 31 | Head | Bookie | Louisiana |
| 13 | Bernice Henderson | 27 | Wife | — | Louisiana |
| 14 | Judith Ann Henderson | 5 | Daughter | — | Louisiana |
| 15 | Janice Henderson | 2 | Daughter | — | Louisiana |
| 16 | Frank Osborne | 35 | Head | Watchman | Louisiana |
| 17 | Walter Osborne | 62 | Wife | — | Louisiana |
| 18 | Robert Huber | 45 | Head | Operator | Louisiana |
| 19 | Enire Huber | 52 | Wife | — | Louisiana |
| 20 | James Huber | 21 | Son | — | Louisiana |
| 21 | Henry Langhette | 50 | Head | Attendant | Louisiana |
| 22 | Pearl Langhette | 32 | Wife | Binder | Louisiana |
| 23 | Amelia Langhette | 11 | Daughter | — | Louisiana |
| 24 | William Ledig | 64 | Head | Repair Man | Louisiana |
| 25 | William Dwyer | 42 | Head | — | Louisiana |
| 26 | William Jr. Dwyer THIS PERSON | 21 | Son | File Clerk | Louisiana |
| 27 | Elvera Dwyer | 19 | Daughter | Attendant | Louisiana |
| 28 | Edward Dwyer | 18 | Son | Attendant | Louisiana |
| 29 | Irwin Dwyer | 16 | Son | — | Louisiana |
| 30 | Harold Dwyer | 14 | Son | — | Louisiana |
| 31 | Alvin Dwyer | 12 | Son | — | Louisiana |
| 32 | Leroy Dwyer | 11 | Son | — | Louisiana |
| 33 | Mary Louise Dwyer | 7 | Daughter | — | Louisiana |
| 34 | Audrey Dwyer | 4 | Daughter | — | Louisiana |
| 35 | Placide J. Bordelon | 39 | Head | Conductor | Louisiana |
| 36 | Rita Bordelon | 32 | Wife | — | Louisiana |
| 37 | Betty Jean Bordelon | 11 | Daughter | — | Louisiana |
| 38 | Placide J. Jr. Bordelon | 7 | Son | — | Louisiana |
| 39 | Peter Fabacher | 38 | Head | Projectionist | Louisiana |
| 40 | Lucile Fabacher | 30 | Wife | Supervisor | Louisiana |
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)