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James Daly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this James Daly across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Daly |
| Given Name | James |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Somerville |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | City Of Somerville |
| Est. Birth Year | ~1925 |
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 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| John Daly | Son | — | 23 | ~1917 |
| Agnes Daly | Daughter | — | 10 | ~1930 |
| James Daly | Daughter | — | 15 | ~1925 |
| Margaret Daly | Daughter | — | 21 | ~1919 |
| Catherine Daly | Daughter | — | 19 | ~1921 |
| John Daly | Head | — | 43 | ~1897 |
| Julia Daly | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 5
Middlesex, Massachusetts · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daley |
| Given Name | June Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 15
Middlesex-County, Massachusetts · implied b. ~1925 — 7 household members
| Surname | Daly |
| Given Name | James |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Somerville |
| 1935 Residence (County) | Middlesex |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 James Daly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Daly
Daughter · 1940 · age 15 · b. ~1925 · Massachusetts
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Sibling
Margaret Daly
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Daly
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Daly
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Daly
Sibling · 1940 · age 23
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
1940 US Federal Census — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01702-00847)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Hegarty | 14 | Son | — | Massachusetts |
| 2 | James Hegarty | 10 | Daughter | — | Massachusetts |
| 3 | Helen Hegarty | 11 | Daughter | — | Massachusetts |
| 4 | James Hegarty | 7 | Son | — | Massachusetts |
| 5 | Philip Hegarty | 4 | Son | — | Massachusetts |
| 6 | John Daly | 43 | Head | Electrician | Eire |
| 7 | Julia Daly | 43 | Wife | — | Eire |
| 8 | John Daly | 23 | Son | New Worker | Massachusetts |
| 9 | Margaret Daly | 21 | Daughter | Tube Mounter | Massachusetts |
| 10 | Catherine Daly | 19 | Daughter | Salesgirl | Massachusetts |
| 11 | James Daly THIS PERSON | 15 | Daughter | — | Massachusetts |
| 12 | Agnes Daly | 10 | Daughter | — | Massachusetts |
| 13 | Matthew Vitiello | 32 | Head | Barber | Massachusetts |
| 14 | Mary Vitiello | 26 | Wife | — | Rhode Island |
| 15 | John Vitiello | 2 | Son | — | Massachusetts |
| 16 | Palmira Bianconi | 84 | Head | — | Italy |
| 17 | Horace Bianconi | 41 | Son | Laborer | Massachusetts |
| 18 | Herbert Madison | 43 | Head | Baker | Massachusetts |
| 19 | Lillian Madison | 39 | Wife | Spinner | Massachusetts |
| 20 | Ruth Madison | 14 | Daughter | — | Massachusetts |
| 21 | Ernest Madison | 11 | Son | — | Massachusetts |
| 22 | Sabino Riccio | 57 | Head | Mason | Italy |
| 23 | Sadie Riccio | 32 | Daughter | Spinner | Massachusetts |
| 24 | David Nelson | 43 | Head | Silversmith | England |
| 25 | Susan Nelson | 42 | Wife | — | Canada English |
| 26 | Vincent Drago | 55 | Head | Shoe Cobbler | Italy |
| 27 | Mary Drago | 58 | Wife | — | Italy |
| 28 | Nicholas Drago | 26 | Son | Lawyer | Italy |
| 29 | Joseph Drago | 20 | Son | Apprentice Tailor | Italy |
| 30 | Louis Drago | 17 | Son | New Worker | Italy |
| 31 | Patrick Hughes | 34 | Head | Wire Worker | Eire |
| 32 | Mary Hughes | 32 | Wife | — | Eire |
| 33 | Kathleen Hughes | 8 | Daughter | — | Massachusetts |
| 34 | John Hughes | 6 | Son | — | Massachusetts |
| 35 | Marie Hughes | 4 | Daughter | — | Massachusetts |
| 36 | Patricia Hughes | 1 | Daughter | — | Massachusetts |
| 37 | Leo Creamer | 42 | Head | Laborer | Maine |
| 38 | Gertrude Creamer | 38 | Wife | — | Massachusetts |
| 39 | Dorothy Creamer | 17 | Daughter | — | Massachusetts |
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)