MC
Mary Curran — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Curran across the 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 8-person household.
Age 23
b. ~1907
Female
Daughter
Born: Mass
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Suffolk, Massachusetts |
| Surname | Curran |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Mass |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | mass |
| Township / Ward | Boston City |
| Est. Birth Year | ~1907 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| John Curran | Son | — | 18 | ~1912 |
| Margaret Curran | Daughter | — | 13 | ~1917 |
| Delia Curran | Spouse | — | 52 | ~1878 |
| James Curran | Son | — | 25 | ~1905 |
| Mary Curran | Daughter | — | 23 | ~1907 |
| Rita Curran | Daughter | — | 15 | ~1915 |
| James Curran | Head | — | 55 | ~1875 |
| Grace Curran | Daughter | — | 9 | ~1921 |
Census Appearances
1920
Suffolk, Massachusetts
Daughter, age 12
Suffolk, Massachusetts · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curran |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| 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
Daughter, age 23
Suffolk, Massachusetts · implied b. ~1907 — 8 household members
| Surname | Curran |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Mass |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| 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 Mary Curran across 2 US Census years (1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Curran
Daughter · 1930 · age 23 · b. ~1907 · Massachusetts
★ You are viewing this record
Sibling
Margaret Curran
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Curran
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Curran
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Curran
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Curran
Sibling · 1930 · age 9
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:massachusettscensus00reel956:0960)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ranson W. Stiles | 24 | Head | Civil Engineer | Mass |
| 2 | Marguerite A. Stiles | 22 | Wife | — | England |
| 3 | Ranson, Ernest Stiles | 38 | Uncle | Salesman | Mass |
| 4 | James Curran | 55 | Head | Laborer | Ireland |
| 5 | Delia Curran | 52 | Wife | — | Ireland |
| 6 | James J. Curran | 25 | Son | Clerk | Boston |
| 7 | Mary F. Curran THIS PERSON | 23 | Daughter | — | Mass |
| 8 | John J. Curran | 18 | Son | Washer | Mass |
| 9 | Rita N. Curran | 15 | Daughter | — | Mass |
| 10 | Margaret Curran | 13 | Daughter | — | Mass |
| 11 | Grace Curran | 9 | Daughter | — | Mass |
| 12 | George F. Dale | 58 | Head | Steam Fitter | England |
| 13 | Ethel A. Dale | 43 | Wife | — | England |
| 14 | George Dale | 18 | Son | Polisher | Mass |
| 15 | Marjorie Dale | 17 | Daughter | — | Mass |
| 16 | Lloyd A. Delaney | 21 | Head | Iron Worker | Nova Scotia |
| 17 | Gertrude Delaney | 21 | Wife | Stenographer | England |
| 18 | Cannon C. James | 21 | Head | Chauffeur | Virginia |
| 19 | Evelena James | 24 | Wife | — | Nova Scotia |
| 20 | Ruth James | 4 | Daughter | — | Mass |
| 21 | Louis A. James | 3 | Son | — | Mass |
| 22 | Mary L. James | 1 | Daughter | — | Mass |
| 23 | Cannon C. Jr. James | 0 | Son | — | Mass |
| 24 | Harry Hockaday | 22 | Boarder | Chauffeur | New Brunswick |
| 25 | Mary E. Hockaday | 20 | Boarder | — | Maine |
| 26 | June Ann Hockaday | 2 | Boarder | — | Mass |
| 27 | Mary E. Hockaday | 1 | Boarder | — | Mass |
| 28 | Wm. E. Manson | 29 | Head | Finisher | Mass |
| 29 | Helen G. Manson | 25 | Wife | — | Mass |
| 30 | Barbara H. Manson | 3 | Daughter | — | Mass |
| 31 | William H. Reel | 37 | Head | Painter | Mass |
| 32 | Mary T. Reel | 26 | Wife | — | Boston |
| 33 | Joan M. Reel | 3 | Daughter | — | Boston |
| 34 | William H. Jr. Reel | 1 | Son | — | Boston |
| 35 | Frederick A. Publicover | 22 | Head | Machinist | Nova Scotia |
| 36 | Ethel J. Publicover | 25 | Wife | — | Boston |
| 37 | Frederick A. Jr. Publicover | 1 | Son | — | Boston |
| 38 | Dominic A. Peratore | 32 | Head | Carpenter | Italy |
| 39 | Carmela A. Peratore | 20 | Wife | — | Italy |
| 40 | Nicola Collessa | 27 | Head | Laborer | Italy |
| 41 | Jean Collessa | 23 | Wife | — | Mass |
| 42 | Richard M. Feeley | 29 | Head | Painter | Mass |
| 43 | Florence C. Feeley | 28 | Wife | — | Mass |
| 44 | Victor R. Wailly | 32 | Head | Auto Mechanic | Belgium |
| 45 | Deniz R. Wailly | 22 | Wife | — | Belgium |
| 46 | Julia Dichogitane | 35 | Lodger | Machine Oper. | Belgium |
| 47 | Anton A. Urban | 42 | Head | Steamfitter | Lithuania |
| 48 | Helen F. Urban | 31 | Wife | — | Lithuania |
| 49 | Earl B. Greenwood | 28 | Head | Fireman | Nova Scotia |
| 50 | Beatrice C. Greenwood | 24 | Wife | — | 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)