JD
James Donovan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this James Donovan across the 1910, 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed), with identified parents Michael & Katherine — first a son (b.~1908), then head of a 5-person household.
Age 22
b. ~1908
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Donovan |
| Given Name | James H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Interviewing |
| Industry | Furniture Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Interviewing |
| Township / Ward | Boston City |
| Est. Birth Year | ~1908 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Patrick Donovan | Son | — | 19 | ~1911 |
| James Donovan | Head | — | 57 | ~1873 |
| Mary Donovan | Spouse | — | 52 | ~1878 |
| James Donovan | Son | — | 22 | ~1908 |
| Mary Donovan | Daughter | — | 30 | ~1900 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 3
Middlesex, Massachusetts · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 12
Middlesex, Massachusetts · implied b. ~1908 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 22
Suffolk, Massachusetts · implied b. ~1908 — 5 household members
| Surname | Donovan |
| Given Name | James H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Interviewing |
| Industry | Furniture Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Donovan across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Donovan (~0.92 confidence) and mother Katherine Donovan (~0.92 confidence) and father James Donovan (~0.92 confidence) and father John Donovan (~0.92 confidence) and mother Annie Donovan (~0.92 confidence) and mother Mary Donovan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Donovan
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Katherine Donovan
b. ~1867
Source mother
● Household
· direct · ~0.92
Father
James Donovan
b. ~1873
Source father
● Household
· direct · ~0.92
Father
John Donovan
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Annie Donovan
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Mary Donovan
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Donovan
Son · 1930 · age 22 · b. ~1908 · Massachusetts
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Sibling
Mary Donovan
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Donovan
Sibling · 1930 · age 19
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
50 people indexed on this census page (ia:1930:massachusettscensus00reel957:0082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Anna M. Walsh | 25 | Daughter | — | Massachusetts |
| 52 | Hardy Paul Walsh | 43 | Son-in-law | Salesman | Massachusetts |
| 53 | Constance M. Walsh | 17 | Granddaughter | — | Massachusetts |
| 54 | Catherine V. Walsh | 14 | Granddaughter | — | Massachusetts |
| 55 | Regina A. Walsh | 11 | Granddaughter | — | Massachusetts |
| 56 | Phillip Doherty | 70 | Head | Retired | Irish Free State |
| 57 | Mary Doherty | 32 | Daughter | Bookkeeper | Massachusetts |
| 58 | Ann Doherty | 31 | Daughter | Teacher | Massachusetts |
| 59 | Cecelia Doherty | 27 | Daughter | Teacher | Massachusetts |
| 60 | Percival E. Mann | 52 | Head | Supervisor | Maine |
| 61 | Russell S. Mann | 27 | Son | Speed Inspector | Massachusetts |
| 62 | Lottie H. Mann | 23 | Daughter-in-law | — | Texas |
| 63 | Joseph J. Culpin | 32 | Head | Officer | Pennsylvania |
| 64 | Monica V. Culpin | 30 | Wife | — | Lithuania |
| 65 | Eileen D. Culpin | 5 | Daughter | — | Massachusetts |
| 66 | Eric Budd | 70 | Head | — | Canada English |
| 67 | Susie B. Anderson | 68 | Sister | — | Canada English |
| 68 | Izalea Foss | 48 | Lodger | Stenographer | New Hampshire |
| 69 | Phillip Foss | 31 | Lodger | Optometrist | New Hampshire |
| 70 | James F. Donovan | 57 | Head | Polisher | Massachusetts |
| 71 | Mary A. Donovan | 52 | Wife | — | Massachusetts |
| 72 | Mary V. Donovan | 30 | Daughter | Stenographer | Massachusetts |
| 73 | James H. Donovan THIS PERSON | 22 | Son | Interviewing | Massachusetts |
| 74 | Patrick M. Donovan | 19 | Son | Salesman | Massachusetts |
| 75 | Patrick F. Sheehan | 69 | Head | Machinist | Irish Free State |
| 76 | Mary E. Sheehan | 68 | Wife | — | Massachusetts |
| 77 | Frank L. Sheehan | 28 | Son | Inspector | Maine |
| 78 | Marie Goring | 18 | Granddaughter | Stenographer | Massachusetts |
| 79 | Harry S. Rowe | 55 | Head | Printer | Massachusetts |
| 80 | Amanda S. Rowe | 54 | Wife | — | Maine |
| 81 | Elizabeth Rowe | 22 | Daughter | — | Maine |
| 82 | John Rowe | 20 | Son | Printer | Maine |
| 83 | James C. O'Leary | 68 | Head | Baseball Reporter | New Hampshire |
| 84 | Elizabeth C. O'Leary | 48 | Sister | — | New Hampshire |
| 85 | Catherine E. O'Leary | 46 | Sister | Operator | New Hampshire |
| 86 | John F. Hurley | 41 | Head | Superintendent | Massachusetts |
| 87 | Anna M. Hurley | 41 | Wife | — | Massachusetts |
| 88 | Raymond Adams | 32 | Head | Tester | Massachusetts |
| 89 | Esther Adams | 27 | Wife | Office Worker | Massachusetts |
| 90 | Katherine Adams | 53 | Mother | — | Massachusetts |
| 91 | Carlotta Donovan | 49 | Head | Office Worker | Massachusetts |
| 92 | Francis H. Donovan | 29 | Son | Draftsman | Massachusetts |
| 93 | Carlotta M. Donovan | 24 | Daughter | Saleswoman | Massachusetts |
| 94 | Margaret Macleod | 21 | Lodger | Servant | Canada English |
| 95 | Martha Aldrich | 35 | Head | — | Maine |
| 96 | Marion A. Aldrich | 5 | Daughter | Secretary | Massachusetts |
| 97 | Annie G. Adams | 69 | Lodger | Housekeeper | Massachusetts |
| 98 | Frank A. Mckenna | 44 | Head | Coremaker | New Jersey |
| 99 | Florence M. Mckenna | 38 | Wife | — | New Hampshire |
| 100 | Mary V. Vaughan | 60 | Mother-in-law | — | Irish Free State |
Pedigree Summary
James + 2 siblings
Gen 1 · 6 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)