JD
John Daly — 1930 US Census Record
Model Tree available1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this John Daly across the 1920, 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Bernard & Mary — first a head (b.~1899), then head of a 3-person household.
Age 31
b. ~1899
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Daly |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 26 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1899 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Daly | Head | — | 31 | ~1899 |
| John Daly | Son | — | 5 | ~1925 |
| Margaret Daly | Spouse | — | 28 | ~1902 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 22
Suffolk, Massachusetts · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daly |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Head, age 31
Suffolk, Massachusetts · implied b. ~1899 — 3 household members
| Surname | Daly |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 26 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
Head, age 40
Suffolk-County, Massachusetts · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daley |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Mechanic |
| Industry | Telephone |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2800 |
| Highest Grade | H 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 John Daly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Bernard Daly (~0.92 confidence) and mother Mary Daly (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Bernard Daly
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Mary Daly
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Daly
Head · 1930 · age 31 · b. ~1899 · Massachusetts
★ You are viewing this record
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
35 people indexed on this census page (ia:1930:massachusettscensus00reel957:0454)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Annie Guarin | 70 | Head | — | Massachusetts |
| 52 | Annie Guarin | 22 | Daughter | — | Massachusetts |
| 53 | Margaret Guarin | 50 | Daughter | — | Massachusetts |
| 54 | Charles A. Desmond | 37 | Head | — | Massachusetts |
| 55 | Mary Desmond | 37 | Wife | — | Massachusetts |
| 56 | Charles Desmond | 13 | Son | — | Massachusetts |
| 57 | Paul V. Desmond | 12 | Son | — | Massachusetts |
| 58 | Leo F. Desmond | 11 | Son | — | Massachusetts |
| 59 | James Desmond | 25 | Son | — | Massachusetts |
| 60 | James Lynch | 37 | Head | Electrician | Maine |
| 61 | Alice M. Lynch | 30 | Wife | — | Massachusetts |
| 62 | James M. Lynch | 10 | Son | — | Massachusetts |
| 63 | Edwin F. Lynch | 6 | Son | — | Massachusetts |
| 64 | Alice E. Lynch | 2 | Daughter | — | Massachusetts |
| 65 | Robert B. Knight | 31 | Head | — | Massachusetts |
| 66 | Emma Knight | 28 | Wife | — | Massachusetts |
| 67 | John Daly THIS PERSON | 31 | Head | — | Massachusetts |
| 68 | Margaret Daly | 28 | Wife | — | Massachusetts |
| 69 | John Daly | 5 | Son | — | Massachusetts |
| 70 | Francis H. Mantell | 24 | Head | — | Massachusetts |
| 71 | Margaret M. Mantell | 22 | Wife | — | Massachusetts |
| 72 | Francis Lynch | 27 | Head | — | Massachusetts |
| 73 | Mary Lynch | 25 | Wife | — | Massachusetts |
| 74 | John F. Lynch | 30 | Head | — | Massachusetts |
| 75 | Gertrude C. Lynch | 29 | Wife | — | Massachusetts |
| 76 | John F. Jr. Lynch | 1 | Son | — | Massachusetts |
| 77 | Cecelia Donovan | 24 | Boarder | — | Massachusetts |
| 78 | Annie M. Haugh | 22 | Boarder | — | Massachusetts |
| 81 | William Cassidy | 71 | Head | — | Northern Ireland |
| 82 | Mary E. Cassidy | 67 | Wife | — | Massachusetts |
| 83 | Mary C. Cassidy | 41 | Daughter | Stenographer | Massachusetts |
| 84 | Anna E. Cassidy | 39 | Daughter | — | Massachusetts |
| 85 | Charles J. Cassidy | 35 | Son | Manager | Massachusetts |
| 86 | Alice G. Cassidy | 33 | Daughter | Stenographer | Massachusetts |
| 87 | Arthur F. Cassidy | 27 | Son | Salesman | Massachusetts |
Related Census Records
Pedigree Summary
John
Gen 1 · 2 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)