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Margaret Mccarthy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Margaret Mccarthy across the 1920, 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 8-person household.
Age 42
b. ~1888
Female
Spouse
Born: Mass
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | McCarthy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Mass |
| Age at First Marriage | 30 |
| Father's Birthplace | Mass |
| Mother's Birthplace | Mass |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | mass |
| Township / Ward | Boston City |
| Est. Birth Year | ~1888 |
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 |
|---|---|---|---|---|
| Catherine Mccarthy | Daughter | — | 6 | ~1924 |
| Rosemary Mccarthy | Daughter | — | 3 | ~1927 |
| Rita Mccarthy | Daughter | — | 10 | ~1920 |
| Madeline Mccarthy | Daughter | — | 8 | ~1922 |
| Rose Smith | Other | — | 43 | ~1887 |
| Annie Smith | Other | — | 77 | ~1853 |
| Patrick Smith | Other | — | 75 | ~1855 |
| Margaret Mccarthy | Spouse | — | 42 | ~1888 |
Census Appearances
1920
Suffolk, Massachusetts
Spouse, age 31
Suffolk, Massachusetts · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarty |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Mass |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | mass |
1930
Suffolk, Massachusetts
Spouse, age 42
Suffolk, Massachusetts · implied b. ~1888 — 8 household members
| Surname | McCarthy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Mass |
| Age at First Marriage | 30 |
| Father's Birthplace | Mass |
| Mother's Birthplace | Mass |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | mass |
Spouse, age 53
Suffolk-County, Massachusetts · implied b. ~1887 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCarthy |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Mass |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | mass |
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 Mccarthy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Mccarthy
Spouse · 1930 · age 42 · b. ~1888 · 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 — Suffolk, Massachusetts
Open full size
1930 US Federal Census — Suffolk, Massachusetts
Page Contents
49 people indexed on this census page (ia:1930:massachusettscensus00reel954:0882)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Margaret Mccarthy THIS PERSON | 42 | Wife | None | Mass |
| 52 | Rita Mccarthy | 10 | Daughter | None | Mass |
| 53 | Madeline Mccarthy | 8 | Daughter | None | Mass |
| 54 | Catherine Mccarthy | 6 | Daughter | None | Mass |
| 55 | Rosemary Mccarthy | 3 | Daughter | None | Mass |
| 56 | Patrick Smith | 75 | Father L | None | Mass |
| 57 | Annie M Smith | 77 | Mother L | None | Mass |
| 58 | Rose A Smith | 43 | Sister L | Candy Maker | Mass |
| 59 | Edward H Downey | 34 | Head | Salesman | Mass |
| 60 | Gertrude Downey | 36 | Wife | None | Mass |
| 61 | Edward R Downey | 4 | Son | None | Mass |
| 62 | Ellen Jepson | 63 | Mother L | None | Sweden |
| 63 | Albertina Ekdahl | 67 | Head | None | Sweden |
| 64 | Elizabeth Ekdahl | 61 | Sister | None | Sweden |
| 65 | John A Nelson | 27 | Head | File Clerk | Mass |
| 66 | Elsie H Nelson | 24 | Wife | None | Mass |
| 67 | Phyllis Nelson | 1 | Daughter | None | Mass |
| 68 | Jeanne L Wiggin | 42 | Head | None | New Hampshire |
| 69 | Thelma Wiggin | 24 | Daughter | Clerk | New Hampshire |
| 70 | Roger A Humbert | 42 | Boarder | Manager | Switzerland |
| 71 | Hannah Flaherty | 55 | Head | None | Irish Free State |
| 72 | Mary Flaherty | 23 | Daughter | Teacher | Mass |
| 73 | James Flaherty | 21 | Son | Chauffeur | Mass |
| 74 | Anita Flaherty | 18 | Daughter | Clerk | Mass |
| 75 | William Gushee | 43 | Head | Grocery | Mass |
| 76 | Beatrice Gushee | 41 | Wife | None | Gloucestershire England |
| 77 | Beatrice Gushee | 11 | Daughter | None | Mass |
| 78 | Virginia Gushee | 6 | Daughter | None | Mass |
| 79 | Winifred Gushee | 4 | Daughter | None | Mass |
| 80 | Emily Hall | 67 | Mother L | None | Gloucestershire England |
| 81 | Chester Gushee | 41 | Head | Proprietor | Mass |
| 82 | Ruth Gushee | 33 | Wife | None | New York |
| 83 | Ruth Gushee | 9 | Daughter | None | Mass |
| 85 | Almond Gushee | 7 | Son | None | Mass |
| 86 | Robert Gushee | 4 | Son | None | Mass |
| 87 | Elmer Flagg | 33 | Head | Carpenter | Maine |
| 88 | Catherine Flagg | 33 | Wife | None | Mass |
| 89 | Elmer Jr Flagg | 15 | Son | None | Mass |
| 90 | Robert Flagg | 13 | Son | None | Mass |
| 91 | Catharine Flagg | 74 | Mother | None | Scotland |
| 92 | Alfred Flagg | 65 | Father | Carpenter | Maine |
| 93 | John Lombard | 42 | Head | Bookkeeping | Mass |
| 94 | Emma Lombard | 41 | Wife | None | Mass |
| 95 | Richard Lombard | 21 | Son | Shipper | Mass |
| 96 | Grace Lombard | 16 | Daughter | None | Mass |
| 97 | John Jr Lombard | 11 | Son | None | Mass |
| 98 | Alice Twitchell | 67 | Mother L | None | Mass |
| 99 | Anna Twitchell | 37 | Sister L | Bookkeeper | Mass |
| 100 | Walter Boylen | 30 | Head | Accountant | Mass |
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)