JD
James Daley — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this James Daley across the 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 7-person household.
Age 16
b. ~1914
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Daley |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Iowa |
| Mother's Birthplace | New York |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1914 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Mary Daley | Daughter | — | 13 | ~1917 |
| Marguerite Daley | Daughter | — | 17 | ~1913 |
| William Daley | Son | — | 10 | ~1920 |
| Mary Daley | Spouse | — | 50 | ~1880 |
| James Daley | Son | — | 16 | ~1914 |
| Frances Daley | Daughter | — | 20 | ~1910 |
| James Daley | Head | — | 54 | ~1876 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 16
Suffolk, Massachusetts · implied b. ~1914 — 7 household members
| Surname | Daley |
| Given Name | James E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Iowa |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 26
Suffolk-County, Massachusetts · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daly |
| Given Name | James E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | advertising |
| Industry | newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2520 |
| Highest Grade | C-2 |
| 1935 Residence | Same house |
| 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 Daley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Daley
Son · 1930 · age 16 · b. ~1914 · Massachusetts
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Sibling
Frances Daley
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Daley
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Daley
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marguerite Daley
Sibling · 1930 · age 17
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
23 people indexed on this census page (ia:1930:massachusettscensus00reel958:0613)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Brown | 60 | Head | Blacksmith | England |
| 2 | Mary Brown | 58 | Wife | — | England |
| 3 | Elizabeth Brown | 25 | Daughter | Stenographer | Massachusetts |
| 4 | Thomas J. Brown | 30 | Son | Auto Pattern | Massachusetts |
| 5 | Joseph E. Brown | 25 | Son | R.R. Turntable | Massachusetts |
| 6 | Catherine M. Brown | 21 | Daughter | Secretary | Massachusetts |
| 7 | John J. Downing | 62 | Head | Painter | Massachusetts |
| 8 | Sarah A. Downing | 58 | Wife | — | Maine |
| 9 | James M. Daley | 54 | Head | Printer | New York |
| 10 | Mary T. Daley | 50 | Wife | — | Iowa |
| 11 | Frances M. Daley | 20 | Daughter | Stenography | Massachusetts |
| 12 | Marguerite A. Daley | 17 | Daughter | Stenographer | Massachusetts |
| 13 | James E. Daley THIS PERSON | 16 | Son | — | Massachusetts |
| 14 | Mary T. Daley | 13 | Daughter | — | Massachusetts |
| 15 | William C. Daley | 10 | Son | — | Massachusetts |
| 16 | Edward F. Welch | 42 | Head | Chauffeur | Mass |
| 17 | Julia I. Welch | 38 | Wife | — | Massachusetts |
| 18 | Ruth A. Welch | 16 | Daughter | — | Massachusetts |
| 19 | John Welch | 13 | Son | — | Massachusetts |
| 20 | Marjorie F. Welch | 11 | Daughter | — | Massachusetts |
| 21 | Edward F. Jr. Welch | 7 | Son | — | Massachusetts |
| 22 | Mary Welch | 5 | Daughter | — | Massachusetts |
| 23 | Vacant | None | — | — | — |
Related Census Records
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)