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Joseph Sweeney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Joseph Sweeney across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 9-person household.
Age 46
b. ~1894
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Sweeney |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | UPPER DARBY |
| 1935 Residence (County) | DELAWARE |
| Additional Details | |
| Occupation | Owner |
| Industry | Butcher |
| Class of Worker | PW |
| Hours Worked | 48 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Owner |
| Township / Ward | Upper Darby |
| Est. Birth Year | ~1894 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Sweeney | Head | — | 46 | ~1894 |
| Mary Sweeney | Daughter | — | 13 | ~1927 |
| Helene Sweeney | Daughter | — | 18 | ~1922 |
| Frances Sweeney | Daughter | — | 3 | ~1937 |
| Anthony Sweeney | Son | — | 7 | ~1933 |
| Daniel Sweeney | Son | — | 20 | ~1920 |
| Paul Sweeney | Son | — | 5 | ~1935 |
| Helen Sweeney | Spouse | — | 43 | ~1897 |
| Theresa Sweeney | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Delaware, Pennsylvania
Head, age 36
Delaware, Pennsylvania · implied b. ~1894 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | Joseph |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ireland |
| Occupation | pipe fitter |
| Industry | silk mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3250 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Head, age 46
Delaware-County, Pennsylvania · implied b. ~1894 — 9 household members
| Surname | Sweeney |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | UPPER DARBY |
| 1935 Residence (County) | DELAWARE |
| Occupation | Owner |
| Industry | Butcher |
| Class of Worker | PW |
| Hours Worked | 48 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| 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 Sweeney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Joseph Sweeney
Head · 1940 · age 46 · b. ~1894 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03497-00034)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bertha M. Lonek | 43 | Wife | — | Pennsylvania |
| 42 | Jeanne M Lonek | 14 | Daughter | — | Ohio |
| 43 | Nancy M. Lonek | 12 | Daughter | — | Pennsylvania |
| 44 | Samuel E Wolff | 67 | Father-in-law | Carpenter | Pennsylvania |
| 45 | Catherine Wolff | 66 | Mother | — | Pennsylvania |
| 46 | Harry Carr | 44 | Head | Vice President | Pennsylvania |
| 47 | Paul Carr | 21 | Son | New Worker | Pennsylvania |
| 48 | Anne Carr | 17 | Daughter | — | Pennsylvania |
| 49 | James A. Gallagher | 43 | Head | Window Decorator | Pennsylvania |
| 50 | Virginia Gallagher | 34 | Wife | Clerk (Credit Dept) | Pennsylvania |
| 51 | Anna A Gallagher | 57 | Mother-in-law | — | Pennsylvania |
| 52 | Joseph A Ryan | 42 | Head | Linotype Engineer | Pennsylvania |
| 53 | Garnett E Ryan | 42 | Wife | — | Indiana |
| 54 | Joseph Sweeney THIS PERSON | 46 | Head | Owner | Pennsylvania |
| 55 | Helen Sweeney | 43 | Wife | — | Pennsylvania |
| 56 | Daniel D Sweeney | 20 | Son | Laborer | Pennsylvania |
| 57 | Helene Sweeney | 18 | Daughter | — | Pennsylvania |
| 58 | Mary J Sweeney | 13 | Daughter | — | Pennsylvania |
| 59 | Theresa C Sweeney | 9 | Daughter | — | Pennsylvania |
| 60 | Anthony J Sweeney | 7 | Son | — | Pennsylvania |
| 61 | Paul L Sweeney | 5 | Son | — | Pennsylvania |
| 62 | Frances D Sweeney | 3 | Daughter | — | Pennsylvania |
| 63 | George A Gorman | 54 | Head | Supervisor | Pennsylvania |
| 64 | Nellie Gorman | 53 | Wife | — | Pennsylvania |
| 65 | Earl J Albright | 32 | Head | Jewelry Worker | Pennsylvania |
| 66 | Grace E Albright | 31 | Wife | Jewelry | Pennsylvania |
| 67 | Marjorie G Albright | 9 | Daughter | — | Pennsylvania |
| 68 | Anna M Havey | 51 | Housekeeper | Housekeeper | New Jersey |
| 69 | James H Littlejohn | 36 | Head | Safety Engineer | Scotland |
| 70 | Jean Littlejohn | 29 | Wife | — | New York |
| 71 | Barbara M Littlejohn | 3 | Daughter | — | New York |
| 72 | Daniel E Maclean | 41 | Head | Insurance Agcy | Massachusetts |
| 73 | Marion C Maclean | 40 | Wife | — | Massachusetts |
| 74 | Donald C Maclean | 13 | Son | — | Pennsylvania |
| 75 | Robert C Maclean | 10 | Son | — | Pennsylvania |
| 76 | Willard E Roberts | 31 | Head | Public Accountant | Pennsylvania |
| 77 | Ruth Roberts | 33 | Wife | — | Pennsylvania |
| 78 | Paul Roberts | 5 | Son | — | Pennsylvania |
| 79 | Elwood B. Jr Story | 31 | Head | Salesman | Pennsylvania |
| 80 | Margaret Q Story | 32 | Wife | — | 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)