JM
James Mcdonough — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this James Mcdonough across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 8-person household.
Age 18
b. ~1912
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | McDonough |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Clerk |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Hopkinton Town |
| Est. Birth Year | ~1912 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mary Mcdonough | Daughter | — | 10 | ~1920 |
| John Mcdonough | Son | — | 12 | ~1918 |
| David Mcdonough | Son | — | 6 | ~1924 |
| J Mcdonough | Head | — | 47 | ~1883 |
| William Mcdonough | Son | — | 4 | ~1926 |
| Katherine Mcdonough | Daughter | — | 15 | ~1915 |
| Gertrude Mcdonough | Spouse | — | 44 | ~1886 |
| James Mcdonough | Son | — | 18 | ~1912 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 8
Middlesex, Massachusetts · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonough |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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
Middlesex, Massachusetts
Son, age 18
Middlesex, Massachusetts · implied b. ~1912 — 8 household members
| Surname | McDonough |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerk |
| Industry | Grocery 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 Mcdonough across 2 US Census years (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcdonough
Son · 1930 · age 18 · b. ~1912 · Massachusetts
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Sibling
David Mcdonough
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Mcdonough
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcdonough
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcdonough
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mcdonough
Sibling · 1930 · age 4
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel919:0592)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | David Wilson | 10 | Son | — | Massachusetts |
| 52 | Louis R. Grimshaw | 60 | Head | Painter | Massachusetts |
| 53 | Lottie M. Grimshaw | 51 | Wife | Nurse | Massachusetts |
| 54 | Emma A. Grimshaw | 57 | Sister | Manager Assistant | Massachusetts |
| 55 | Sarah R. Grimshaw | 24 | Sister | — | Massachusetts |
| 56 | Hilda B. Grimshaw | 17 | Daughter | — | Massachusetts |
| 57 | Frederick G. Winchester | 68 | Boarder | — | Massachusetts |
| 58 | Isabella H. Haley | 74 | Boarder | — | Maine |
| 59 | Nellie E. Hockham | 64 | Boarder | — | Massachusetts |
| 60 | Ella F. Williams | 62 | Boarder | — | Massachusetts |
| 61 | Phoebe A. West | 47 | Boarder | — | Maine |
| 62 | Mary E. Bissell | 55 | Patient | — | Denmark |
| 63 | Alice G. Lynch | 52 | Servant | Housework | Maine |
| 64 | Mary R. Fitch | 75 | Head | — | Vermont |
| 65 | J. J. Mcdonough | 47 | Head | Proprietor | Massachusetts |
| 66 | Gertrude Mcdonough | 44 | Wife | — | Massachusetts |
| 67 | James Mcdonough THIS PERSON | 18 | Son | Clerk | Massachusetts |
| 68 | Katherine Mcdonough | 15 | Daughter | — | Massachusetts |
| 69 | John Mcdonough | 12 | Son | — | Massachusetts |
| 70 | Mary Mcdonough | 10 | Daughter | — | Massachusetts |
| 71 | David Mcdonough | 6 | Son | — | Massachusetts |
| 72 | William Mcdonough | 4 | Son | — | Massachusetts |
| 73 | Angelo Panasse | 35 | Head | Shoe Repairer | Italy |
| 74 | Josephine Panasse | 24 | Wife | — | Italy |
| 75 | Virginia Panasse | 3 | Daughter | — | Massachusetts |
| 76 | William Panasse | 1 | Son | — | Massachusetts |
| 77 | Nathaniel P. Chapman | 25 | Head | Foreman Factory | Massachusetts |
| 78 | Helen F. Chapman | 23 | Wife | — | Massachusetts |
| 79 | Kenneth E. Chapman | 1 | Son | — | Massachusetts |
| 80 | Curtis H. Smith | 46 | Head | Asst. Superintendent | Massachusetts |
| 81 | Florence Smith | 49 | Wife | — | England |
| 82 | Evelyn R. Smith | 18 | Daughter | — | Rhode Island |
| 83 | Ada M. Santise | 27 | Daughter | Glove Operator | Rhode Island |
| 84 | Curtis G. Santise | 9 | G. Son | — | Rhode Island |
| 85 | Lucille Santise | 8 | G. Daughter | — | Rhode Island |
| 86 | Alexander L. Daley | 48 | Head | Yardman | Massachusetts |
| 87 | George J. Daley | 19 | Nephew | Truck Driver | Massachusetts |
| 88 | Frank P. Moriarty | 61 | Head | — | Massachusetts |
| 89 | Ellen M. Moriarty | 61 | Wife | — | Massachusetts |
| 90 | Francis J. Moriarty | 12 | Son | — | Massachusetts |
| 91 | William G. Kingsbury | 53 | Head | Machinist | Massachusetts |
| 92 | Helen L. Kingsbury | 49 | Wife | Glove Sewer | Massachusetts |
| 93 | Edward Bowker | 73 | Head | — | Massachusetts |
| 94 | Mary S. Bowker | 63 | Wife | — | Massachusetts |
| 95 | E. Bertha Bowker | 47 | Daughter | Bookkeeper | Massachusetts |
| 96 | Alice G. Bowker | 41 | Daughter | Teacher | Massachusetts |
| 97 | John H. Morton | 63 | Head | Watchman | Massachusetts |
| 98 | Alice M. Morton | 63 | Wife | — | Massachusetts |
| 99 | Wilfred T. Tracey | 55 | Head | Baker | England |
| 100 | Dora M. Tracey | 45 | Wife | — | 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)