DM
David Murphy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this David Murphy across the 1920 and 1930 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 7-person household.
Age 52
b. ~1878
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Norfolk, Massachusetts |
| Surname | Murphy |
| Given Name | David H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 37 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Merchant |
| Industry | Wholesale Leather |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 14,000 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Merchant |
| Township / Ward | Milton Town |
| Est. Birth Year | ~1878 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Margaret Murphy | Other | — | 39 | ~1891 |
| Robert Murphy | Son | — | 16 | ~1914 |
| Ruth Murphy | Daughter | — | 3 | ~1927 |
| David Murphy | Son | — | 18 | ~1912 |
| Suzanne Murphy | Daughter | — | 5 | ~1925 |
| David Murphy | Head | — | 52 | ~1878 |
| Charles Murphy | Son | — | 12 | ~1918 |
Census Appearances
1920
Norfolk, Massachusetts
Head, age 43
Norfolk, Massachusetts · implied b. ~1877 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Occupation | Merchant |
| Industry | Leather |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Norfolk, Massachusetts
Head, age 52
Norfolk, Massachusetts · implied b. ~1878 — 7 household members
| Surname | Murphy |
| Given Name | David H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 37 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Merchant |
| Industry | Wholesale Leather |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 14,000 |
| Radio Set | R |
| 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 David Murphy across 2 US Census years (1920 and 1930) in Norfolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
David Murphy
Head · 1930 · age 52 · b. ~1878 · Massachusetts
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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 — Norfolk, Massachusetts
Open full size
1930 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel935:0095)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Irene | 14 | Daughter | — | New Jersey |
| 2 | Samuel T. Johnson | 37 | Head | Machinist | New York |
| 3 | Margaret A. Johnson | 44 | Wife-H | — | New York |
| 4 | Phyllis Margaret Johnson | 2 | Daughter | — | Massachusetts |
| 5 | Kate F. Barrett | 57 | Boarder | Stenographer | England |
| 6 | Edgar B. Black | 46 | Head | Com. Traveler | Massachusetts |
| 7 | Alice N. Black | 37 | Wife-H | — | New York |
| 8 | Doris M. Black | 16 | Daughter | — | Massachusetts |
| 9 | Barbara Black | 6 | Daughter | — | Massachusetts |
| 10 | Robert B. Black | 2 | Son | — | Massachusetts |
| 11 | Andrew P. Anderson | 44 | Head | Contractor | Denmark |
| 12 | Matilda Anderson | 49 | Wife-H | — | Denmark |
| 13 | Anna J. Anderson | 21 | Daughter | Typist | Massachusetts |
| 14 | Ruth O. Anderson | 17 | Daughter | Stenographer | Massachusetts |
| 15 | Edith O. Anderson | 11 | Daughter | — | Massachusetts |
| 16 | Kenneth R. Anderson | 9 | Son | — | Massachusetts |
| 17 | George A. Nelson | 52 | Head | Chauffeur | Massachusetts |
| 18 | Ellen F. Nelson | 47 | Wife-H | — | Massachusetts |
| 19 | Ralph E. Nelson | 14 | Son | — | Massachusetts |
| 20 | Alice M. Nelson | 11 | Daughter | — | Massachusetts |
| 21 | David H. Murphy THIS PERSON | 52 | Head | Merchant | Massachusetts |
| 22 | Margaret K. Murphy | 39 | Wife-H | — | Rhode Island |
| 23 | David H. Jr. Murphy | 18 | Son | — | Massachusetts |
| 24 | Robert W. Murphy | 16 | Son | — | Massachusetts |
| 25 | Charles V. Murphy | 12 | Son | — | Massachusetts |
| 26 | Suzanne Murphy | 5 | Daughter | — | Massachusetts |
| 27 | Ruth Murphy | 3 | Daughter | — | Massachusetts |
| 28 | John Mihalopulos | 44 | Head | Garage Clerk | Greece |
| 29 | Alice G. Mihalopulos | 39 | Wife-H | — | Massachusetts |
| 30 | James Ford | 63 | Boarder | — | Massachusetts |
| 31 | George D. Joy | 43 | Head | Civil Engineer | Massachusetts |
| 32 | Grace R. Joy | 39 | Wife-H | — | Massachusetts |
| 33 | Theresa B. Hennessey | 67 | Head | — | Massachusetts |
| 34 | James J. Sullivan | 28 | Head | Asst. Treas. | Massachusetts |
| 35 | Gertrude Sullivan | 30 | Wife-H | — | Massachusetts |
| 36 | John A. Lundgren | 50 | Head | Mechanist | Sweden |
| 37 | Beatrice Lundgren | 52 | Wife-H | — | England |
| 38 | Henry A. Lundgren | 23 | Son | Com. Traveler | Massachusetts |
| 39 | Harry Nelson | 52 | Head | Foreman | Sweden |
| 40 | Amanda M. Nelson | 45 | Wife-H | — | Sweden |
| 41 | Alice L. Nelson | 18 | Daughter | — | Massachusetts |
| 42 | Esther T. Nelson | 16 | Daughter | — | Massachusetts |
| 43 | Edward R. Maclean | 55 | Head | Superintendent | Massachusetts |
| 44 | Katherine M. Maclean | 51 | Wife-H | — | Massachusetts |
| 45 | Edward F. Maclean | 24 | Son | Record Clerk | Massachusetts |
| 46 | John H. Maclean | 21 | Son | — | Massachusetts |
| 47 | Burton O. Atwood | 33 | Head | Retail Merchant | Maine |
| 48 | Ruth O. Atwood | 31 | Wife-H | — | Maine |
| 49 | Richard B. Atwood | 8 | Son | — | Maine |
| 50 | Neil S. Atwood | 5 | Son | — | Maine |
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)