JD
Joseph Dunn — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Joseph Dunn across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Mary & Alice — first a son (b.~1905), then head of a 5-person household.
Age 35
b. ~1905
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Dunn |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Telegrapher |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Telegrapher |
| Township / Ward | Boston |
| Est. Birth Year | ~1905 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Mae Dunn | Daughter | — | 51 | ~1889 |
| Anna Dunn | Spouse | — | 25 | ~1915 |
| William Dunn | Son | — | 42 | ~1898 |
| Joseph Dunn | Son | — | 35 | ~1905 |
| James Dunn | Head | — | 25 | ~1915 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 13
Suffolk, Massachusetts · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 22
Suffolk, Massachusetts · implied b. ~1908 — 17 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Northern Ireland |
| Occupation | Apprentice |
| Industry | Plumbing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 35
Suffolk-County, Massachusetts · implied b. ~1905 — 5 household members
| Surname | Dunn |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | Telegrapher |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Joseph Dunn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Dunn (~0.92 confidence) and mother Alice Dunn (~0.92 confidence) and mother Anna Dunn (~0.50 confidence) and father James Dunn (~0.50 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.71
Mother
Mary Dunn
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Alice Dunn
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Anna Dunn
b. ~1915
Source mother
● Household
· direct · ~0.5
Father
James Dunn
b. ~1915
Source father
● Household
· direct · ~0.5
This person
Anchor record
Joseph Dunn
Son · 1940 · age 35 · b. ~1905 · Massachusetts
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Sibling
William Dunn
Sibling · 1940 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mae Dunn
Sibling · 1940 · age 51
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01667-00778)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Stefany | 57 | Head | — | Austria |
| 2 | Anna Stefany | 53 | Wife | — | New York State |
| 3 | Rita Stefany | 25 | Daughter | Stenographer | Massachusetts |
| 4 | Daniel Stefany | 21 | Son | Stable Boy | Massachusetts |
| 5 | Anthony Stefany | 14 | Son | New Worker | Massachusetts |
| 6 | James Dunn | 25 | Head | — | New York State |
| 7 | Anna Dunn | 25 | Wife | — | New York State |
| 8 | William Dunn | 42 | Son | Policeman | Massachusetts |
| 9 | Mae Dunn | 51 | Daughter | Clerk | Massachusetts |
| 10 | Joseph Dunn THIS PERSON | 35 | Son | Telegrapher | Massachusetts |
| 11 | William Macauliffe | 42 | Head | Truck Driver | Massachusetts |
| 12 | Anna Macauliffe | 39 | Daughter | — | Massachusetts |
| 13 | Muriel Macauliffe | 16 | Granddaughter | — | Massachusetts |
| 14 | William Jr. Macauliffe | 12 | Grandson | — | Massachusetts |
| 15 | Robert Macauliffe | 6 | Grandson | — | Massachusetts |
| 16 | Paul Macauliffe | 5 | Grandson | — | Massachusetts |
| 17 | Christopher Lawless | 40 | Step-son | Truck Driver | New York State |
| 18 | Barbara Coyne | 42 | Head | — | Canada-English |
| 19 | John Coyne | 15 | Son | — | Massachusetts |
| 20 | Milton Bradley | 34 | Head | Salesman | Pennsylvania |
| 21 | Mary Bradley | 37 | Wife | — | Canada-English |
| 22 | John Bradley | 17 | Son | — | Massachusetts |
| 23 | Warren Bradley | 12 | Son | — | Massachusetts |
| 24 | Shirley Bradley | 12 | Daughter | — | Massachusetts |
| 25 | Earle Bradley | 4 | Son | — | Massachusetts |
| 26 | Edward Behaire | 24 | Head | Office Clerk | Massachusetts |
| 27 | Kay Behaire | 25 | Wife | Salesgirl | Massachusetts |
| 28 | Extra Line | None | — | — | — |
| 29 | Extra Line | None | — | — | — |
| 30 | Frederick Hambursky | 35 | Head | Battery Man | Massachusetts |
| 31 | Lillian Hambursky | 30 | Wife | — | Massachusetts |
| 32 | Donald Hambursky | 7 | Son | — | Massachusetts |
| 33 | Robert Hambursky | 2 | Son | — | Massachusetts |
| 34 | Angello Campagna | 55 | Head | Laborer | Italy |
| 35 | Mary Campagna | 49 | Wife | — | Italy |
| 36 | Frank Campagna | 24 | Son | New Worker | Massachusetts |
| 37 | Paul Campagna | 26 | Head | Meat Grinder | Massachusetts |
| 38 | Catherine Campagna | 23 | Wife | — | Massachusetts |
| 39 | Mary Campagna | 2 | Daughter | — | Massachusetts |
| 40 | John Matera | 38 | Head | Laborer | Massachusetts |
Related Census Records
Pedigree Summary
Joseph + 2 siblings
Gen 1 · 4 parents
~0.71
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)