DM
Daniel Murphy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Daniel Murphy across the 1900, 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 7-person household.
Age 52
b. ~1878
Male
Head
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 23 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Rubber Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Laborer |
| Township / Ward | Cambridge City |
| 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 Daniel | Age | Birth yr |
|---|---|---|---|---|
| Margaret Murphy | Daughter | — | 17 | ~1913 |
| Daniel Murphy | Head | — | 52 | ~1878 |
| Frank Donahue | Other | — | 36 | ~1894 |
| John Murphy | Son | — | 20 | ~1910 |
| Francis Murphy | Son | — | 21 | ~1909 |
| James Murphy | Son | — | 18 | ~1912 |
| Ellen Murphy | Spouse | — | 50 | ~1880 |
Census Appearances
1900
Middlesex, Massachusetts
Other, age 24
Middlesex, Massachusetts · implied b. ~1876 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Cousin |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ireland |
| Birth Month | Dec |
| Birth Year | 1876 |
| Year of Immigration | 1900 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Day laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Middlesex, Massachusetts
Other, age 32
Middlesex, Massachusetts · implied b. ~1878 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1900 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Steam Railroad |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Middlesex, Massachusetts
Head, age 42
Middlesex, Massachusetts · implied b. ~1878 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1893 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | machine shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Ireland |
| Year of Naturalization | 1915 |
| Birthplace (normalized) | ireland |
1930
Middlesex, Massachusetts
Head, age 52
Middlesex, Massachusetts · implied b. ~1878 — 7 household members
| Surname | Murphy |
| Given Name | Daniel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 23 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Rubber Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Daniel Murphy across 4 US Census years (1900, 1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Daniel 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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:15thcensuspopula917unit:0077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Nellie Donahue | 45 | Boarder | None | Massachusetts |
| 52 | Belinda Donahue | 53 | Boarder | None | Massachusetts |
| 53 | Charles Butler | 32 | Head | Pressman | Massachusetts |
| 54 | Mary Butler | 29 | Wife | None | Massachusetts |
| 55 | Arthur Butler | 4 | Son | None | Massachusetts |
| 56 | Francis Butler | 1 | Son | None | Massachusetts |
| 57 | Catherine Fallon | 77 | Head | None | Ireland |
| 58 | Lizzie Fallon | 60 | Boarder | None | Massachusetts |
| 59 | William Lundahl | 50 | Head | Painter | Sweden |
| 60 | Carl Lundahl | 45 | Brother | Painter | Sweden |
| 61 | Kristina Lundahl | 78 | Mother | None | Sweden |
| 62 | Anna Lundahl | 32 | Sister | None | Sweden |
| 63 | Nils Anderson | 37 | Head | Steamfitter | Sweden |
| 64 | Ida Anderson | 33 | Wife | None | Sweden |
| 65 | Henry Anderson | 14 | Son | None | Massachusetts |
| 66 | Stanley Anderson | 1 | Son | None | Massachusetts |
| 67 | George Day | 35 | Head | Salesman | Massachusetts |
| 68 | Lola Day | 30 | Wife | None | New Hampshire |
| 69 | George Day | 3 | Son | None | Massachusetts |
| 70 | Bernard Mccartney | 60 | Head | Watchman | Ireland |
| 71 | Mary Mccartney | 53 | Wife | None | Ireland |
| 72 | Alice Mccartney | 31 | Daughter | Clerk | Massachusetts |
| 73 | Francis Mccartney | 28 | Son | Laborer | Massachusetts |
| 74 | Helen Mccartney | 25 | Daughter | Trimmer | Massachusetts |
| 75 | Margaret Mccartney | 21 | Daughter | None | Massachusetts |
| 76 | Daniel Murphy THIS PERSON | 52 | Head | Laborer | Ireland |
| 77 | Ellen Murphy | 50 | Wife | None | Ireland |
| 78 | Francis Murphy | 21 | Son | Press Oper. | Massachusetts |
| 79 | John Murphy | 20 | Son | Counter | Massachusetts |
| 80 | James Murphy | 18 | Son | Clerk | Massachusetts |
| 81 | Margaret Murphy | 17 | Daughter | Operator | Massachusetts |
| 82 | Frank Donahue | 36 | Brother | Chauffeur | Ireland |
| 83 | Mary Donahue | 70 | Head | None | Massachusetts |
| 84 | Daniel Donahue | 43 | Brother | Machinist | Massachusetts |
| 85 | John Donahue | 40 | Brother | Painter | Massachusetts |
| 86 | James Donahue | 38 | Brother | Clerk | Massachusetts |
| 87 | Edward Shedd | 64 | Head | Painter | Canada English |
| 88 | Catherine Shedd | 64 | Wife | None | Massachusetts |
| 89 | Mabel Kenney | 46 | Head | Clerk | Massachusetts |
| 90 | Emma Anderson | 50 | Head | Clerk | Canada English |
| 91 | Alma Anderson | 24 | Daughter | Laundress | Canada English |
| 92 | Ida Deveau | 50 | Boarder | None | Massachusetts |
| 93 | Thomas Sullivan | 45 | Head | None | Ireland |
| 94 | Ellen Sullivan | 45 | Wife | None | Ireland |
| 95 | Mary Sullivan | 18 | Daughter | Clerk | Massachusetts |
| 96 | Agnes Sullivan | 17 | Daughter | None | Massachusetts |
| 97 | Thomas Sullivan | 15 | Son | None | Massachusetts |
| 98 | David Sullivan | 13 | Son | None | Massachusetts |
| 99 | Frank Sullivan | 11 | Son | None | Massachusetts |
| 100 | Daniel Sullivan | 9 | Son | None | Massachusetts |
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)