CM
Charles Murphy — 1930 US Census Record
Model Tree available1930 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this Charles Murphy across the 1910, 1920 and 1930 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Henry & Mary — first a son (b.~1909), then head of a 4-person household.
Age 21
b. ~1909
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Norfolk, Massachusetts |
| Surname | Murphy |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Occupation | Plumber |
| Industry | Building Construction |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Plumber |
| Township / Ward | Quincy City |
| Est. Birth Year | ~1909 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Henry Murphy | Head | — | 53 | ~1877 |
| William Murphy | Son | — | 27 | ~1903 |
| Charles Murphy | Son | — | 21 | ~1909 |
| Fred Murphy | Son | — | 18 | ~1912 |
Census Appearances
1910
Norfolk, Massachusetts
Son, age
Norfolk, Massachusetts · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Norfolk, Massachusetts
Son, age 10
Norfolk, Massachusetts · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Norfolk, Massachusetts
Son, age 21
Norfolk, Massachusetts · implied b. ~1909 — 4 household members
| Surname | Murphy |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Irish Free State |
| Occupation | Plumber |
| Industry | Building Construction |
| Class of Worker | W |
| 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 Charles Murphy across 3 US Census years (1910, 1920 and 1930) in Norfolk, Massachusetts, using XGBoost record linkage. Identified parents: father Henry Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence) and father Henry Murphy (~0.92 confidence) and father Henry Murphy (~0.92 confidence) and mother Mary Murphy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Murphy
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1872
Source mother
● Household
· direct · ~0.92
Father
Henry Murphy
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Henry Murphy
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mary Murphy
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Murphy
Son · 1930 · age 21 · b. ~1909 · Massachusetts
★ You are viewing this record
Sibling
Fred Murphy
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Murphy
Sibling · 1930 · age 27
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 — Norfolk, Massachusetts
Open full size
1930 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel936:0616)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry P. Murphy | 53 | Head | Proprietor | Massachusetts |
| 2 | William Murphy | 27 | Son | Plumber | Massachusetts |
| 3 | Charles Murphy THIS PERSON | 21 | Son | Plumber | Massachusetts |
| 4 | Fred Murphy | 18 | Son | — | Massachusetts |
| 5 | William J. Spargo | 47 | Head | Proprietor | Maine |
| 6 | Mabel Spargo | 47 | Wife-H | — | Massachusetts |
| 7 | Nellie Spargo | 20 | Daughter | Stenographer | Massachusetts |
| 8 | William J. Jr. Spargo | 18 | Son | Bookkeeper | Massachusetts |
| 9 | Earle R. Sinclair | 36 | Head | Purchasing Agent | Pennsylvania |
| 10 | Mary Sinclair | 35 | Wife-H | — | Pennsylvania |
| 11 | James H. Cook | 46 | Head | Doctor | Maine |
| 12 | Marion Cook | 47 | Wife-H | — | Maine |
| 13 | Blake Clayton Cook | 28 | Nephew | — | Maine |
| 14 | Richard M. Cook | 3 | Adopted Son | — | Massachusetts |
| 15 | William F. Castello | 32 | Head | Electrician | England |
| 16 | Anna M. Castello | 30 | Wife-H | — | Massachusetts |
| 17 | William Jr. Castello | 12 | Son | — | Massachusetts |
| 18 | Charles Foy | 49 | Head | Laborer | Irish Free State |
| 19 | Emily Foy | 40 | Wife-H | — | Massachusetts |
| 20 | Charles R. Foy | 12 | Son | — | Massachusetts |
| 21 | Charlaine Foy | 2 | Daughter | — | Massachusetts |
| 22 | Michael Foy | 58 | Brother | Laborer | Irish Free State |
| 23 | Nicolas R. Singler | 50 | Head | Floor Layer | Massachusetts |
| 24 | Beatrice Singler | 48 | Wife-H | — | Irish Free State |
| 25 | George H. Singler | 12 | Son | — | Massachusetts |
| 26 | Anna Jolicour | 59 | Head-H | — | Canada French |
| 27 | Lora Jolicour | 27 | Daughter | Proprietor | Massachusetts |
| 28 | Patrick Morrin | 50 | Head | Laborer | Irish Free State |
| 29 | Margaret Morrin | 53 | Wife-H | — | Irish Free State |
| 30 | John Morrin | 25 | Son | Laborer | Massachusetts |
| 31 | Tommasina D'Angelo | 60 | Head-H | — | Italy |
| 32 | James D'Angelo | 17 | Son | Barber | Massachusetts |
| 33 | Antonio Del Vecchio | 22 | Roomer | Laborer | Italy |
| 34 | Di Cesare Cesidio | 41 | Roomer | Laborer | Italy |
| 35 | Venanzio Marinello | 22 | Roomer | Laborer | Italy |
| 36 | Angelo Montrosi | 59 | Head | — | Italy |
| 37 | Alvira Montrosi | 59 | Wife-H | — | Italy |
| 38 | Anita Montrosi | 26 | Daughter | Stenographer | Massachusetts |
| 39 | Guy Montrosi | 22 | Son | Carpenter | Massachusetts |
| 40 | Lena Montrosi | 22 | Daughter | Stenographer | Massachusetts |
| 41 | Domenic Tantillo | 25 | Head | Proprietor | Italy |
| 42 | Frances Tantillo | 27 | Wife-H | — | Italy |
| 43 | Frances P. Tantillo | 0 | Daughter | — | Massachusetts |
| 44 | James Tantillo | 65 | Father | Proprietor | Italy |
| 45 | Frances Sr. Tantillo | 65 | Mother | — | Italy |
| 46 | Sam Fusco | 38 | Head | Cobbler | Italy |
| 47 | Adeline Fusco | 31 | Wife-H | — | Italy |
| 48 | Andrew Fusco | 11 | Son | — | Massachusetts |
| 49 | James Fusco | 6 | Son | — | Massachusetts |
| 50 | Annie Fusco | 0 | Daughter | — | Massachusetts |
Pedigree Summary
Charles + 2 siblings
Gen 1 · 5 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)