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Margaret Mahoney — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Margaret Mahoney across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1859), then head of a 8-person household.
Age 71
b. ~1859
Female
Head
Born: Massachusetts
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Mahoney |
| Given Name | Margaret M. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| Age at First Marriage | 829V |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Northern Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | 8000 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Natick Town Part Of |
| Est. Birth Year | ~1859 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Marion Ellsworth | Other | — | 6 | ~1924 |
| Anna Mckenney | Other | — | 21 | ~1909 |
| Margaret Mahoney | Head | — | 71 | ~1859 |
| Alfred Lattanzi | Other | — | 32 | ~1898 |
| Mary Mahoney | Daughter | — | 46 | ~1884 |
| Fannie Thistle | Other | — | 27 | ~1903 |
| John Mccarthy | Other | — | 42 | ~1888 |
| Herbert Goddard | Other | — | 41 | ~1889 |
Census Appearances
1910
Middlesex, Massachusetts
Other, age 50
Middlesex, Massachusetts · implied b. ~1860 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | Margaret |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | House cleaner |
| Industry | Working out |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Other, age 60
Middlesex, Massachusetts · implied b. ~1860 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | Margaret |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laundress |
| Industry | Private family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 71
Middlesex, Massachusetts · implied b. ~1859 — 8 household members
| Surname | Mahoney |
| Given Name | Margaret M. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Widowed |
| Birthplace | Massachusetts |
| Age at First Marriage | 829V |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | 8000 |
| 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 Margaret Mahoney across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Margaret Mahoney
Head · 1930 · age 71 · b. ~1859 · Massachusetts
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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
49 people indexed on this census page (ia:1930:massachusettscensus00reel925:0364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | N. Agnes White | 67 | Wife-H | — | Massachusetts |
| 52 | Charles W. Whitaker | 27 | Head | Superintendent | Connecticut |
| 53 | Grace W. Whitaker | 26 | Wife-H | — | Canada-English |
| 54 | Mary A. Cassin | 62 | Head | — | Massachusetts |
| 55 | Margaret H. Hagan | 59 | Sister-H | — | Massachusetts |
| 56 | Ellen A. Hagan | 57 | Sister | Teacher | Massachusetts |
| 57 | Grace F. Hagan | 53 | Sister | Bookkeeper | Massachusetts |
| 58 | Peter J. Hagan | 49 | Brother | Steamfitter | Massachusetts |
| 59 | Joseph H. Connor | 51 | Head | Engineer | England |
| 60 | Elizabeth A. Connor | 43 | Wife-H | — | Massachusetts |
| 61 | Francis J. Connor | 17 | Son | Laborer | Massachusetts |
| 62 | Margaret M. Mahoney THIS PERSON | 71 | Head | — | Massachusetts |
| 63 | Mary A. Mahoney | 46 | Daughter | Teacher | Massachusetts |
| 64 | Anna Mckenney | 21 | Cousin | Stenographer | Massachusetts |
| 65 | Marion G. Ellsworth | 6 | Waitress | — | Massachusetts |
| 66 | John F. Mccarthy | 42 | Lodger | Mailcarrier | Massachusetts |
| 67 | Herbert L. Goddard | 41 | Lodger | Machinist | Canada-English |
| 68 | Alfred H. Lattanzi | 32 | Lodger | Contractor | Massachusetts |
| 69 | Fannie M. Thistle | 27 | Servant | Servant | Massachusetts |
| 70 | Fred Dutton | 56 | Head | Shoecutter | Massachusetts |
| 71 | Mary E. Dutton | 45 | Wife-H | — | Massachusetts |
| 72 | Frederick R. Dutton | 2 | Grandson | — | Massachusetts |
| 73 | Thomas J. Kiely | 25 | Head | Printer | Irish Free State |
| 74 | Ruby G. Kiely | 22 | Wife-H | — | England |
| 75 | Robert E. Kiely | 7 | Son | — | Massachusetts |
| 76 | John P. Kiely | 38 | Lodger | Odd Jobs | Irish Free State |
| 77 | Timothy H. Fuller | 55 | Head | Passenger Agent | Maine |
| 78 | Louis N. Fuller | 20 | Son | Soldier | Maine |
| 79 | Ivy Loring | 38 | Servant | Servant | Maine |
| 80 | Arnold Loring | 16 | Son | — | Massachusetts |
| 81 | Fred E. Dearing | 61 | Head | Mechanic | Maine |
| 82 | Ella A. Dearing | 64 | Wife-H | — | Canada-English |
| 83 | Marion R. Dearing | 26 | Daughter | Cashier | Massachusetts |
| 84 | Charles W. Warman | 30 | Son-in-law | Salesman | Canada-English |
| 85 | George Borgeakis | 35 | Lodger | Cook | Greece |
| 86 | George B. Robertson | 32 | Head | Carpenter | Canada-English |
| 87 | Hazel B. Robertson | 28 | Wife-H | — | Massachusetts |
| 88 | Lloyd G. Robertson | 9 | Son | — | Massachusetts |
| 89 | Donald G. Robertson | 5 | Son | — | Massachusetts |
| 90 | George C. Fairbanks | 78 | Head | Proprietor | Massachusetts |
| 91 | Carrie L. Brooks | 57 | Daughter | — | Massachusetts |
| 92 | Arthur Twitchell | 65 | Head | Manager | Massachusetts |
| 93 | Carrie M. Twitchell | 62 | Wife-H | — | Massachusetts |
| 94 | Emma H. Jackson | 83 | Sister | — | Massachusetts |
| 95 | Minnie T. Perry | 68 | Head-H | — | Massachusetts |
| 96 | Daniel D. Allen | 29 | Head | Bookkeeper | Massachusetts |
| 97 | Ellen E. Allen | 60 | Mother-H | — | Massachusetts |
| 98 | Robert S. Allen | 28 | Son | Bookkeeper | Massachusetts |
| 99 | Mary P. Balsam | 75 | Head-H | — | 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)