JD
Joseph Dunn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bucks-County, Pennsylvania
Our Model Tree links this Joseph Dunn across the 1930 and 1940 US Censuses in Bucks-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bucks-County, Pennsylvania |
| Surname | Dunn |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bristol Borough |
| 1935 Residence (County) | Bucks |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Bristol Borough |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Dolores Dunn | Daughter | — | 18 | ~1922 |
| Mary Dunn | Spouse | — | 43 | ~1897 |
| John Dunn | Son | — | 11 | ~1929 |
| Joseph Dunn | Son | — | 17 | ~1923 |
| Margaret Dunn | Daughter | — | 20 | ~1920 |
| Kathryn Dunn | Daughter | — | 13 | ~1927 |
| Joseph Dunn | Head | — | 45 | ~1895 |
| Joan Dunn | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Bucks, Pennsylvania
Son, age 7
Bucks, Pennsylvania · implied b. ~1923 — 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 | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Bucks-County, Pennsylvania
Son, age 17
Bucks-County, Pennsylvania · implied b. ~1923 — 8 household members
| Surname | Dunn |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bristol Borough |
| 1935 Residence (County) | Bucks |
| Hours Worked | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Dunn
Son · 1940 · age 17 · b. ~1923 · Pennsylvania
★ You are viewing this record
Sibling
Kathryn Dunn
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Dunn
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Dunn
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Dunn
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Dunn
Sibling · 1940 · age 11
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 — Bucks-County, Pennsylvania
Open full size
1940 US Federal Census — Bucks-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03444-00593)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Reardon | 24 | Head | Foreman | Pennsylvania |
| 2 | Mildred Reardon | 21 | Wife | — | Pennsylvania |
| 3 | Joseph Reardon | 1 | Son | — | Pennsylvania |
| 4 | William Hoskins | 67 | Head | Pipefitter | Pennsylvania |
| 5 | Caroline (X) Hoskins | 62 | Wife | — | Pennsylvania |
| 6 | Joseph (X) Dunn | 45 | Head | Rail Clerk | Pennsylvania |
| 7 | Mary Dunn | 43 | Wife | — | Pennsylvania |
| 8 | Margaret Mary Dunn | 20 | Daughter | Stenographer | Pennsylvania |
| 9 | Dolores Dunn | 18 | Daughter | New Worker | Pennsylvania |
| 10 | Joseph Dunn THIS PERSON | 17 | Son | — | Pennsylvania |
| 11 | Kathryn Dunn | 13 | Daughter | — | Pennsylvania |
| 12 | John Dunn | 11 | Son | — | Pennsylvania |
| 13 | Joan Dunn | 9 | Daughter | — | Pennsylvania |
| 14 | Thomas Brady | 73 | Head | — | Pennsylvania |
| 15 | Mary (X) Brady | 70 | Wife | — | Pennsylvania |
| 16 | J. Fred Wagner | 60 | Head | Editor | Pennsylvania |
| 17 | Anna Wagner | 58 | Wife | — | Pennsylvania |
| 18 | Josephine Lancaster | 60 | Sister in law | — | Pennsylvania |
| 19 | Thomas Liberty | 28 | Head | Laborer | New York |
| 20 | Catherine (X) Liberty | 23 | Wife | — | Pennsylvania |
| 21 | Thomas Jr. Liberty | 6 | Son | — | Pennsylvania |
| 22 | Ralph Liberty | 4 | Son | — | Pennsylvania |
| 23 | James Liberty | 2 | Son | — | Pennsylvania |
| 24 | Franklin H. Hallis | 45 | Head | Staff Officer | Michigan |
| 25 | Agnes (X) Hallis | 40 | Wife | — | Wisconsin |
| 26 | Katherine Hallis | 17 | Daughter | — | Michigan |
| 27 | Franklin H. Jr. Hallis | 15 | Son | — | Michigan |
| 28 | Jesse E. Lesher | 69 | Head | Prot. Clergyman | Pennsylvania |
| 29 | Frances Lesher | 69 | Wife | — | Virginia |
| 30 | S. Phillip Lordnett | 69 | Head | Wholesale Merchant | Pennsylvania |
| 31 | Anna D. Lordnett | 67 | Wife | — | Pennsylvania |
| 32 | Emilio Baiocchi | 63 | Head | Mason | Italy |
| 33 | Grace Baiocchi | 52 | Wife | — | Italy |
| 34 | Guerino Baiocchi | 24 | Son | Mason | California |
| 35 | Serafino Baiocchi | 21 | Son | Laborer | California |
| 36 | Nazareno Baiocchi | 19 | Son | Laborer | California |
| 37 | Camillo Jr. Baiocchi | 17 | Son | New Worker | Pennsylvania |
| 38 | Mary Nicoletti | 28 | Daughter | — | Pennsylvania |
| 39 | Leona Nicoletti | 2 | Granddaughter | — | Pennsylvania |
| 40 | Anthony Nicoletti | 26 | Head | Feeder | Pennsylvania |
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)