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Helen Dunn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Helen Dunn across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Female
Daughter
Born: Penna
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Dunn |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia city |
| 1935 Residence (County) | Phila. |
| Additional Details | |
| Industry | 0 |
| Class of Worker | 70 |
| Highest Grade | 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Dunn | Daughter | — | 10 | ~1930 |
| Anna Dunn | Daughter | — | 23 | ~1917 |
| William Dunn | Son | — | 19 | ~1921 |
| Mary Dunn | Spouse | — | 48 | ~1892 |
| Margaret Dunn | Daughter | — | 27 | ~1913 |
| Elizabeth Dunn | Daughter | — | 15 | ~1925 |
| Joan Dunn | Daughter | — | 8 | ~1932 |
| Lawrence Dunn | Son | — | 13 | ~1927 |
| Michael Dunn | Son | — | 17 | ~1923 |
| William Dunn | Head | — | 54 | ~1886 |
| Mary Dunn | Daughter | — | 25 | ~1915 |
Census Appearances
1930
Montgomery, Pennsylvania
Daughter, age
Montgomery, Pennsylvania · implied b. ~1930 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Penna |
| Age at First Marriage | No |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Can Read/Write | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Daughter, age 10
Philadelphia-County, Pennsylvania · implied b. ~1930 — 11 household members
| Surname | Dunn |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia city |
| 1935 Residence (County) | Phila. |
| Industry | 0 |
| Class of Worker | 70 |
| Highest Grade | 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 Helen Dunn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Dunn
Daughter · 1940 · age 10 · b. ~1930 · Pennsylvania
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Sibling
Michael Dunn
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Dunn
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Dunn
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Dunn
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Dunn
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Dunn
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Dunn
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Dunn
Sibling · 1940 · age 25
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03749-00185)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rosemary Kapossian | 10 | Daughter | — | Penna |
| 42 | Mequerdich Abroyan | 44 | Brother-in-law | Tailor | Russia |
| 43 | Blanche Abroyan | 38 | Sister-in-law | Tailoress | Turkey |
| 44 | Joseph H. Abroyan | 14 | Nephew | — | Turkey |
| 45 | Armenag Abroyan | 16 | Nephew | — | Romania |
| 46 | Isaac S. Gillis | 49 | Head | Salesman | Penna |
| 47 | Bertha A. Gillis | 43 | Wife | Buyer | Hungary |
| 48 | Claire E. Gillis | 20 | Daughter | — | Penna |
| 49 | Arthur A. Gillis | 16 | Son | — | Penna |
| 50 | Joseph Gillis | 11 | Son | — | Penna |
| 51 | Harry Cohen | 64 | Head | Merchant | Russia |
| 52 | Esther Cohen | 60 | Wife | — | Russia |
| 53 | Meyer Green | 32 | Son-in-law | Salesman | Penna |
| 54 | Mollie Green | 30 | Daughter | Saleslady | Penna |
| 55 | Pearl Green | 3 | Granddaughter | — | Penna |
| 56 | Edward J. Cassidy | 71 | Head | Watchman | Ireland |
| 57 | John Cassidy | 45 | Son | Pipefitter | Penna |
| 58 | Mary Cassidy | 85 | Sister | — | Ireland |
| 59 | Delia Cassidy | 75 | Sister | — | Ireland |
| 60 | Bridget Morley | 60 | Servant | Servant | Ireland |
| 61 | William J. Dunn | 54 | Head | Salesman | Penna |
| 62 | Mary B. Dunn | 48 | Wife | — | Penna |
| 63 | Margaret Dunn | 27 | Daughter | Billing Clerk | Penna |
| 64 | Mary Dunn | 25 | Daughter | Salesgirl | Penna |
| 65 | Anna Dunn | 23 | Daughter | Salesgirl | Penna |
| 66 | William Dunn | 19 | Son | Paint Mixer | Penna |
| 67 | Michael Dunn | 17 | Son | New Worker | Penna |
| 68 | Elizabeth Dunn | 15 | Daughter | — | Penna |
| 69 | Lawrence Dunn | 13 | Son | — | Penna |
| 70 | Helen Dunn THIS PERSON | 10 | Daughter | — | Penna |
| 71 | Joan Dunn | 8 | Daughter | — | Penna |
| 72 | John La Briola | 50 | Head | Food Carver | Penna |
| 73 | Margaret La Briola | 49 | Wife | — | Penna |
| 74 | Jean L. La Briola | 12 | Daughter | — | New York |
| 75 | John M. La Briola | 7 | Son | — | New Jersey |
| 76 | Evelyn Mcintire | 61 | Sister-in-law | — | Penna |
| 77 | Sherry D. De Reynolds | 26 | Nephew | Messenger Boy | Penna |
| 78 | George Heavens | 49 | Head | Guard | Penna |
| 79 | Theresa Heavens | 37 | Wife | — | Mass |
| 80 | Theresa Heavens | 17 | Daughter | — | Penna |
Related Census Records
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)