ED
Edward Duffy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Edward Duffy across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 4-person household.
Age 48
b. ~1882
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Duffy |
| Given Name | Edward A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Constable |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35.00 |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Constable |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1882 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| John Duffy | Son | — | 18 | ~1912 |
| Mary Duffy | Other | — | 44 | ~1886 |
| Ellen Duffy | Son | — | 22 | ~1908 |
| Edward Duffy | Head | — | 48 | ~1882 |
Census Appearances
1910
Philadelphia, Pennsylvania
Head, age 27
Philadelphia, Pennsylvania · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 5 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Baker |
| Industry | Cake Bakery |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Head, age 37
Philadelphia, Pennsylvania · implied b. ~1883 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Huckster |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Head, age 48
Philadelphia, Pennsylvania · implied b. ~1882 — 4 household members
| Surname | Duffy |
| Given Name | Edward A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Constable |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35.00 |
| Veteran | No |
| 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 Edward Duffy across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Edward Duffy
Head · 1930 · age 48 · b. ~1882 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2098:0197)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ules Gillon | 29 | Head | Fireman | South Carolina |
| 52 | Josephine Gillon | 27 | Wife-H | — | South Carolina |
| 53 | Jackson Gillon | 9 | Son | — | South Carolina |
| 54 | Emma Gillon | 7 | Daughter | — | South Carolina |
| 55 | Jesse Gillon | 25 | Brother | Laborer | South Carolina |
| 56 | Erlaine Gillon | 21 | Wife-H | — | South Carolina |
| 57 | Earl Gillon | 1 | Son | — | South Carolina |
| 58 | Marshall Giles | 30 | Head | Laborer | South Carolina |
| 59 | Mamie Giles | 27 | Wife-H | — | South Carolina |
| 60 | Robt Giles | 5 | Son | — | Pennsylvania |
| 61 | John Jenifer | 32 | Head | Laborer | Maryland |
| 62 | Gert Jenifer | 26 | Wife-H | — | Maryland |
| 63 | Ernest Jenifer | 10 | Son | — | Maryland |
| 64 | Gert Jenifer | 5 | Daughter | — | Pennsylvania |
| 65 | Edward Saunders | 30 | Head | Laborer | Georgia |
| 66 | Irma Saunders | 26 | Wife-H | Stripper | Georgia |
| 67 | Mount Dyer | 31 | Head | Laborer | Georgia |
| 68 | Mattie Dyer | 31 | Wife-H | — | Georgia |
| 69 | Vernon Dyer | 6 | Son | — | Pennsylvania |
| 70 | Donald Dyer | 8 | Roomer | — | Pennsylvania |
| 71 | Bessie Layton | 42 | Head | Messenger | Pennsylvania |
| 72 | Roberts Layton | 4 | Roomer | — | Pennsylvania |
| 73 | Edward A Duffy THIS PERSON | 48 | Head | Constable | Pennsylvania |
| 74 | Ellen Duffy | 22 | Son | Knitter | Pennsylvania |
| 75 | Mary Duffy | 44 | Wife-H | — | Northern Ireland |
| 76 | John Duffy | 18 | Son | — | Pennsylvania |
| 77 | Austin Clark | 38 | Head | Salesman | Virginia |
| 78 | Fred Clark | 20 | Son | Laborer | Virginia |
| 79 | Ellis Parker | 32 | Roomer | Laborer | North Carolina |
| 80 | John Best | 31 | Roomer | Presser | North Carolina |
| 81 | Head Davis | 34 | Robt | Railroad | Virginia |
| 82 | Nellie Davis | 23 | Wife-H | Housework | Florida |
| 83 | Charles Coffey | 36 | Head | Laborer | Penn |
| 84 | Carrie Coffey | 37 | Wife-H | — | Penn |
| 85 | Theoda Coffey | 11 | Daughter | — | Pennsylvania |
| 86 | Jerome Coffey | 5 | Son | — | Pennsylvania |
| 87 | Jesse Smith | 25 | Roomer | Laborer | Georgia |
| 88 | Sterling Dark | 45 | Roomer | Laborer | Georgia |
| 89 | Augustus Cobb | 37 | Head | Laborer | Georgia |
| 90 | Johnie Cobb | 35 | Wife-H | Housework | Georgia |
| 91 | Hattie Cobb | 17 | Son | — | Georgia |
| 92 | Daisy Cobb | 16 | Daughter | — | Georgia |
| 93 | Hildred Cobb | 14 | Son | — | Georgia |
| 94 | William Cobb | 12 | Son | — | Georgia |
| 95 | Isabel Cobb | 10 | Daughter | — | Georgia |
| 96 | Calvin Cobb | 5 | Son | — | Georgia |
| 97 | Nathan Cobb | 1 | Son | — | Pennsylvania |
| 98 | Bennie Jackson | 34 | Head | Housework | Virginia |
| 99 | Josephine Jackson | 32 | Wife-H | — | Virginia |
| 100 | Robert Childers | 30 | Head | Operator | Georgia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)