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Helen Murphy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Helen Murphy across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents William & William — first a spouse (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Female
Spouse
Born: NEW JERSEY
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | MURPHY |
| Given Name | HELEN |
| Relationship to Head | WIFE |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | NEW JERSEY |
| 1935 Residence (City) | LAWRENCE TWP |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Lawrence Twp |
| Est. Birth Year | ~1914 |
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 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Edward Murphy | Head | — | 30 | ~1910 |
| Edward Murphy | Son | — | 2 | ~1938 |
| Richard Murphy | Son | — | 4 | ~1936 |
| Helen Murphy | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Mercer, New …
Daughter, age 5
Mercer, New Jersey · implied b. ~1915 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Daughter, age 16
Mercer, New Jersey · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Hazel L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Spouse, age 26
Mercer-County, New Jersey · implied b. ~1914 — 4 household members
| Surname | MURPHY |
| Given Name | HELEN |
| Relationship to Head | WIFE |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | NEW JERSEY |
| 1935 Residence (City) | LAWRENCE TWP |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Murphy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Murphy (~0.92 confidence) and father William Murphy (~0.92 confidence) and mother Melvina Murphy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Murphy
b. ~1872
Source father
● Household
· direct · ~0.92
Father
William Murphy
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Melvina Murphy
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Murphy
Spouse · 1940 · age 26 · b. ~1914 · New Jersey
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02357-00342)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Linda D'Agostino | 61 | HEAD | — | ITALY |
| 2 | Mary D'Agostino | 25 | DAG. | Sales Lady | NEW JERSEY |
| 3 | Madeline D'Agostino | 23 | DAG. | Wrapper | NEW JERSEY |
| 4 | Frederick D'Agostino | 20 | SON | Helper | NEW JERSEY |
| 5 | Maurice D'Agostino | 16 | SON | — | NEW JERSEY |
| 6 | Mary Sebo | 52 | HEAD | — | GERMANY |
| 7 | Marie Sebo | 26 | DAUGHTER | File Clerk | NEW JERSEY |
| 8 | Charles Christopher | 34 | HEAD | Plumber | NEW JERSEY |
| 9 | Elsie Christopher | 34 | WIFE | Typist | NEW JERSEY |
| 10 | Bernard Olbrys | 35 | HEAD | Salesman | NEW JERSEY |
| 11 | Bronis Olbrys | 33 | WIFE | — | NEW JERSEY |
| 12 | Bernard Olbrys | 12 | SON | — | NEW JERSEY |
| 13 | Frank Milutis | 49 | HEAD | Pipe Fitter | POLAND |
| 14 | Phyllis Milutis | 48 | WIFE | — | POLAND |
| 15 | Harriet Milutis | 22 | DAUGHTER | Inspector | NEW JERSEY |
| 16 | Phyllis Milutis | 21 | DAUGHTER | Inspector | NEW JERSEY |
| 17 | Leon Hawk | 44 | HEAD | Driver | NEW JERSEY |
| 18 | Catherine Hawk | 40 | WIFE | — | NEW JERSEY |
| 19 | Norville Strong | 29 | LODGER | Driver | NEW JERSEY |
| 20 | Edward Murphy | 30 | HEAD | Repair Man | NEW JERSEY |
| 21 | Helen Murphy THIS PERSON | 26 | WIFE | — | NEW JERSEY |
| 22 | Richard Murphy | 4 | SON | — | NEW JERSEY |
| 23 | Edward Murphy | 2 | SON | — | NEW JERSEY |
| 24 | Joseph Dziura | 63 | HEAD | — | POLAND |
| 25 | Stanley Dziura | 27 | SON | Presser | NEW JERSEY |
| 26 | Anthony Dziura | 23 | SON | Presser | NEW JERSEY |
| 27 | William Stryker | 32 | HEAD | Packer | NEW JERSEY |
| 28 | Caroline Stryker | 31 | WIFE | — | NEW JERSEY |
| 29 | Barbara Stryker | 5 | DAUGHTER | — | NEW JERSEY |
| 30 | Roy Schaffer | 28 | HEAD | Castor | W. VIRGINIA |
| 31 | Elizabeth Schaffer | 24 | WIFE | Stamper | NEW JERSEY |
| 32 | Lena Francis | 57 | MOTHER IN LAW | — | NEW JERSEY |
| 33 | Marion Francis | 28 | SISTER IN LAW | Stumper | NEW JERSEY |
| 34 | Gloria Francis | 15 | NIECE | — | NEW JERSEY |
| 35 | Catherine Michalowski | 52 | HEAD | — | POLAND |
| 36 | Walter Michalowski | 20 | SON | Weigher & Shipping | NEW JERSEY |
| 37 | John Michalowski | 17 | SON | Clerk | NEW JERSEY |
| 38 | Joseph Churma | 26 | STEP SON | Packer | NEW JERSEY |
| 39 | Stanley Churma | 25 | STEP SON | Presser | NEW JERSEY |
| 40 | Elizabeth Churma | 20 | STEP DAUGHTER IN LAW | Selector | NEW JERSEY |
Pedigree Summary
Helen
Gen 1 · 3 parents
~0.92
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)