HM
Helen Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Helen Murphy across the 1910, 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1907), then head of a 6-person household.
Age 23
b. ~1907
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Murphy |
| Given Name | Helen M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1907 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Murphy | Daughter | — | 23 | ~1907 |
| John Murphy | Head | — | 55 | ~1875 |
| Francis Murphy | Son | — | 25 | ~1905 |
| Edward Murphy | Son | — | 21 | ~1909 |
| John Murphy | Son | — | 16 | ~1914 |
| Catherine Murphy | Spouse | — | 53 | ~1877 |
Census Appearances
1910
Suffolk, Massachusetts
Daughter, age 3
Suffolk, Massachusetts · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Helena |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Daughter, age 13
Suffolk, Massachusetts · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 23
Suffolk, Massachusetts · implied b. ~1907 — 6 household members
| Surname | Murphy |
| Given Name | Helen M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 (1910, 1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage. Identified parents: father John Murphy (~0.92 confidence) and father John Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and mother Catherine Murphy (~0.92 confidence) and mother Helena Murphy (~0.92 confidence) and father William Murphy (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Murphy
b. ~1875
Source father
● Household
· direct · ~0.92
Father
John Murphy
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Catherine Murphy
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Helena Murphy
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
William Murphy
b. ~1879
Source father
● Household
· direct · ~0.92
This person
Anchor record
Helen Murphy
Daughter · 1930 · age 23 · b. ~1907 · Massachusetts
★ You are viewing this record
Sibling
John Murphy
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Murphy
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Murphy
Sibling · 1930 · 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
1930 US Federal Census — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
47 people indexed on this census page (ia:1930:massachusettscensus00reel950:0600)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Sophie Friedman | 8 | Daughter | None | Massachusetts |
| 52 | Frances Friedman | 6 | Daughter | None | Massachusetts |
| 53 | Paula Friedman | 4 | Daughter | None | Massachusetts |
| 54 | Julia Friedman | 2 | Daughter | None | Massachusetts |
| 58 | Robert | 32 | Head | Laborer | Massachusetts |
| 59 | Mildred | 31 | Wife | None | Massachusetts |
| 60 | Elizabeth | 12 | Daughter | None | Massachusetts |
| 61 | Jacob Videnstein | 59 | Head | Bricklayer | Russia |
| 62 | Esther Videnstein | 55 | Wife | None | Russia |
| 63 | Samuel Videnstein | 30 | Son | Presser-Cutter | Russia |
| 64 | Morris Videnstein | 25 | Son | Engraver | Russia |
| 65 | Alexander Ross | 32 | Head | Mechanic | Massachusetts |
| 66 | Margaret Ross | 28 | Wife | None | Massachusetts |
| 67 | Rita Ross | 5 | Daughter | None | Massachusetts |
| 68 | Harry Jr. Ross | 3 | Son | None | Massachusetts |
| 69 | Mildred Ross | 1 | Daughter | None | Massachusetts |
| 70 | Isaac Liberman | 60 | Head | Helper | Poland |
| 71 | Bessie Liberman | 60 | Wife | None | Poland |
| 72 | George Liberman | 44 | Son | Salesman | Poland |
| 73 | Sophie Liberman | 37 | Daughter-in-law | None | Poland |
| 74 | Sarah Liberman | 10 | Granddaughter | None | Massachusetts |
| 75 | John J. Murphy | 55 | Head | Laborer | Irish Free State |
| 76 | Catherine Murphy | 53 | Wife | None | Massachusetts |
| 77 | Francis J. Murphy | 25 | Son | Clerk | Massachusetts |
| 78 | Helen M. Murphy THIS PERSON | 23 | Daughter | None | Massachusetts |
| 79 | Edward J. Murphy | 21 | Son | Clerk | Massachusetts |
| 80 | John A. Murphy | 16 | Son | None | Massachusetts |
| 81 | Guy Capone | 32 | Head | Laborer | Italy |
| 82 | Grazia Capone | 25 | Wife | None | Massachusetts |
| 83 | Tony Capone | 3 | Son | None | Italy |
| 84 | Erasmo Spinelli | 43 | Head | Salesman | Italy |
| 85 | Mary Spinelli | 37 | Wife | None | Italy |
| 86 | Wilfred A. Demers | 31 | Head | Repairer | Canada French |
| 87 | Gertrude Demers | 27 | Wife | None | Canada French |
| 88 | Roland Demers | 4 | Son | None | Maine |
| 89 | Earl Trefethen | 50 | Head | None | England |
| 90 | Etta Trefethen | 71 | Wife | None | United States |
| 91 | Walter J. Potter | 41 | Head | Chauffeur | Canada English |
| 92 | Rhoda Potter | 41 | Wife | None | Canada English |
| 93 | Eldon J. Potter | 10 | Son | None | Canada English |
| 94 | Eleanor J. Potter | 10 | Daughter | None | Canada English |
| 95 | Lawrence Brown | 20 | Lodger | Chauffeur | Canada English |
| 96 | Hazel Brown | 25 | Lodger | Stitcher | Canada English |
| 97 | Arden Brown | 4 | Lodger | None | Canada English |
| 98 | Earl Brown | 25 | Lodger | Laborer | Canada English |
| 99 | Arthur Everett | 56 | Head | Manager | New Hampshire |
| 100 | Marie C. Everett | 43 | Wife | None | Canada English |
Pedigree Summary
Helen + 3 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)