MR
Mary Regan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Rockingham, New Hampshire
Our Model Tree links this Mary Regan across the 1930 and 1940 US Censuses in Rockingham, New Hampshire (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 12-person household.
Age 21
b. ~1909
Female
Daughter
Born: New Hampshire
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Rockingham, New Hampshire |
| Surname | Regan |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Nova Scotia |
| Additional Details | |
| Occupation | Nurse |
| Industry | Hospital |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Nurse |
| Township / Ward | Portsmouth City |
| Est. Birth Year | ~1909 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Regan | Other | — | 49 | ~1881 |
| Joseph Regan | Son | — | 27 | ~1903 |
| Catherine Regan | Daughter | — | 25 | ~1905 |
| Rita Regan | Daughter | — | 23 | ~1907 |
| Mary Regan | Daughter | — | 21 | ~1909 |
| Daniel Regan | Son | — | 7 | ~1923 |
| James Regan | Son | — | 14 | ~1916 |
| Michael Regan | Head | — | 57 | ~1873 |
| Mildred Regan | Daughter | — | 9 | ~1921 |
| Anna Regan | Daughter | — | 20 | ~1910 |
| John Regan | Son | — | 11 | ~1919 |
| Helen Regan | Daughter | — | 17 | ~1913 |
Census Appearances
1930
Rockingham, New …
Daughter, age 21
Rockingham, New Hampshire · implied b. ~1909 — 12 household members
| Surname | Regan |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Nova Scotia |
| Occupation | Nurse |
| Industry | Hospital |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Rockingham-County, New …
Other, age 30
Rockingham-County, New Hampshire · implied b. ~1910 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reagan |
| Given Name | Mary A |
| Relationship to Head | Lodge |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Portsmouth city |
| 1935 Residence (County) | Rockingham |
| Occupation | House Work |
| Industry | Private Family |
| Class of Worker | PW |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Regan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Regan
Daughter · 1930 · age 21 · b. ~1909 · New Hampshire
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Sibling
Anna Regan
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Regan
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Regan
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Regan
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Regan
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Regan
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Regan
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Regan
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Regan
Sibling · 1930 · age 11
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 — Rockingham, New Hampshire
Open full size
1930 US Federal Census — Rockingham, New Hampshire
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1305unit:0958)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Villars | 75 | Father-in-law | — | New Hampshire |
| 2 | Oscar Bonner | 44 | Head | Taker-Outer | New Hampshire |
| 3 | Hattie Bonner | 38 | Wife-H | Ironing Machine | New Hampshire |
| 4 | Michael Regan | 57 | Head | Fireman | Irish Free State |
| 5 | Mary G Regan | 49 | Wife-H | — | Nova Scotia |
| 6 | Joseph Leo Regan | 27 | Son | Carpenter | New Hampshire |
| 7 | Catherine C Regan | 25 | Daughter | Button Packer | New Hampshire |
| 8 | Rita E Regan | 23 | Daughter | Nurse | New Hampshire |
| 9 | Mary M Regan THIS PERSON | 21 | Daughter | Nurse | New Hampshire |
| 10 | Anna F Regan | 20 | Daughter | — | New Hampshire |
| 11 | Helen M Regan | 17 | Daughter | — | New Hampshire |
| 12 | James W Regan | 14 | Son | — | New Hampshire |
| 13 | John P Regan | 11 | Son | — | New Hampshire |
| 14 | Mildred T Regan | 9 | Daughter | — | New Hampshire |
| 15 | Daniel V Regan | 7 | Son | — | New Hampshire |
| 16 | Bridget Harrington | 54 | Head-H | — | Irish Free State |
| 17 | Margaret Merkins | 19 | Daughter | Nurse Maid | New Hampshire |
| 18 | Lionel Helen Merkins | 18 | Daughter | — | New Hampshire |
| 19 | Patrick W Mccartan | 39 | Head | Button Packer | Northern Ireland |
| 20 | Annie Mccartan | 39 | Wife-H | — | Irish Free State |
| 21 | Hannah G Mccartan | 12 | Daughter | — | New Hampshire |
| 22 | John Connolly | 41 | Boarder | Button Cleaner | Irish Free State |
| 23 | Earl C Melton | 25 | Head | Truckster | Maine |
| 24 | Madeline B Melton | 17 | Wife-H | — | Maine |
| 25 | Earl C Melton | 1 | Son | — | Maine |
| 26 | Ellen Conley | 64 | Head-H | — | Irish Free State |
| 27 | Michael V Conley | 34 | Son | Machinist | New Hampshire |
| 28 | Helen T Conley | 30 | Daughter | Secretary | New Hampshire |
| 29 | James W Conley | 25 | Son | Bookkeeper | New Hampshire |
| 30 | James Riley | 65 | Head | Laborer | Irish Free State |
| 31 | Ella Riley | 38 | Daughter | — | Massachusetts |
| 32 | Margaret A Riley | 29 | Daughter | Bookkeeper | New Hampshire |
| 33 | Joseph Martineau | 53 | Head | Carpenter | Canada French |
| 34 | Julia Martineau | 41 | Wife-H | — | Irish Free State |
| 35 | Clarice E Martineau | 23 | Daughter | Drug Clerk | New Hampshire |
| 36 | Irene M Martineau | 22 | Daughter | Nurse | New Hampshire |
| 37 | Phyllis E Martineau | 17 | Daughter | — | New Hampshire |
| 38 | Frederick J Martineau | 12 | Son | — | New Hampshire |
| 39 | Mary H Canty | 36 | Head-H | — | New Hampshire |
| 40 | Honora M O'Leary | 34 | Sister | Clerk | New Hampshire |
| 41 | Robert P O'Leary | 10 | Nephew | — | New Hampshire |
| 42 | Jeremiah Regan | 52 | Head | Chauffeur | Irish Free State |
| 43 | Jane F Regan | 54 | Wife | — | Irish Free State |
| 44 | Mary J Regan | 26 | Daughter | Secretary | New Hampshire |
| 45 | Eudora M Regan | 21 | Daughter | — | New Hampshire |
| 46 | Barbara J Regan | 17 | Daughter | — | New Hampshire |
| 47 | John Crowley | 59 | Head-H | Laborer | Irish Free State |
| 48 | Stanislaus Indrychowski | 57 | Head | Blacksmith | Poland |
| 49 | Agnes F Indrychowski | 45 | Wife-H | — | Ohio |
| 50 | Jessie E Indrychowski | 16 | Daughter | — | New Hampshire |
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)