MR
Mary Regan — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Regan across the 1900 and 1910 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1889), then head of a 7-person household.
Age 11
b. ~1889
Female
Daughter
Born: Mass
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | Suffolk, Massachusetts |
| Surname | Regan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mass |
| Birth Month | Sept |
| Birth Year | 1889 |
| Father's Birthplace | Mass |
| Mother's Birthplace | Mass |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | mass |
| Township / Ward | Boston City |
| Est. Birth Year | ~1889 |
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.
7 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Regan | Daughter | — | 9 | ~1891 |
| Mary Regan | Daughter | — | 11 | ~1889 |
| William Regan | Son | — | 1 | ~1899 |
| William Regan | Head | — | 39 | ~1861 |
| George Regan | Son | — | 7 | ~1893 |
| Albert Regan | Son | — | 5 | ~1895 |
| Mary Regan | Spouse | — | 33 | ~1867 |
Census Appearances
1900
Suffolk, Massachusetts
Daughter, age 11
Suffolk, Massachusetts · implied b. ~1889 — 7 household members
| Surname | Regan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mass |
| Birth Month | Sept |
| Birth Year | 1889 |
| Father's Birthplace | Mass |
| Mother's Birthplace | Mass |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | mass |
1910
Suffolk, Massachusetts
Daughter, age 20
Suffolk, Massachusetts · implied b. ~1890 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reagan |
| Given Name | Mary F |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Mass |
| Father's Birthplace | Mass |
| Mother's Birthplace | Mass |
| Occupation | Stenographer |
| Industry | Costumer Co |
| 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 Regan across 2 US Census years (1900 and 1910) in Suffolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Regan
Daughter · 1900 · age 11 · b. ~1889 · Massachusetts
★ You are viewing this record
Sibling
Gertrude Regan
Sibling · 1900 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Regan
Sibling · 1900 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Regan
Sibling · 1900 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Regan
Sibling · 1900 · age 7
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
1900 US Federal Census — Suffolk, Massachusetts
Open full size
1900 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu682unit:0422)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Marion E. Thornton | 2 | Daughter | — | Mass |
| 52 | Rose Thornton | 0 | Daughter | — | Mass |
| 53 | Cornelius Welch | 38 | Head | Freight Handler | Ireland |
| 54 | Mary Welch | 36 | Wife | — | Ireland |
| 55 | Anthony J. Welch | 6 | Son | — | Mass |
| 56 | Henry Welch | 5 | Son | — | Mass |
| 57 | Margaret M. Welch | 1 | Daughter | — | Mass |
| 58 | Rodger Hayden | 75 | Father in law | — | Ireland |
| 59 | Nellie Halloran | 38 | Sister in law | Laundress | Ireland |
| 60 | William Regan | 38 | Head | Baker | Mass |
| 61 | Mary E. Regan | 32 | Wife | — | Mass |
| 62 | Mary Regan THIS PERSON | 10 | Daughter | — | Mass |
| 63 | Gertrude Regan | 8 | Daughter | — | Mass |
| 64 | George Regan | 6 | Son | — | Mass |
| 65 | Albert L. Regan | 4 | Son | — | Mass |
| 66 | William Regan | 1 | Son | — | Mass |
| 67 | James A. Sullivan | 28 | Head | Liquor Rectifier | Mass |
| 68 | Catherine Mary Sullivan | 29 | Wife | — | Mass |
| 69 | William Sullivan | 5 | Son | — | Mass |
| 70 | Mary A. Horton | 58 | Head | — | New Hampshire |
| 71 | Samuel E. Horton | 26 | Son | — | New Hampshire |
| 72 | Annie A. Kolan | 32 | Daughter | — | New Hampshire |
| 73 | Charles F. Kolan | 9 | Nephew | — | Mass |
| 74 | Elizabeth Horton | 22 | Daughter | Music Teacher | New Hampshire |
| 75 | Thomas M. Lane | 49 | Head | Water Inspector | Ireland |
| 76 | Elizabeth A. Lane | 33 | Wife | — | Newfoundland |
| 77 | Mary G. Lane | 23 | Daughter | Book Binder | Mass |
| 78 | John W. Lane | 9 | Son | — | Mass |
| 79 | Alice R. Lane | 7 | Daughter | — | Mass |
| 80 | Anna G. Lane | 5 | Daughter | — | Mass |
| 81 | Alice Brinson | 75 | Mother in law | — | Ireland |
| 82 | Anna Brinson | 39 | Sister in law | Dressmaker | Newfoundland |
| 83 | John J. Brinson | 46 | Brother in law | Printer | Newfoundland |
| 84 | John Buckley | 71 | Head | Carpenter | Mass |
| 85 | Mary A. Buckley | 71 | Wife | — | Mass |
| 86 | John H. Buckley | 36 | Son | Liquor Salesman | Mass |
| 87 | Francis A. Buckley | 25 | Son | Salesman Dry Goods | Mass |
| 88 | Elnora Buckley | 39 | Daughter | Dressmaker | Mass |
| 89 | Anna F. Crowley | 49 | Daughter | — | Mass |
| 90 | Mary E. Buckley | 39 | Daughter | — | Mass |
| 91 | Henry W. Buckley | 27 | Son | Salesman Dry Goods | Mass |
| 92 | John H. Buckley | 25 | Nephew | Clerk Drug Store | Mass |
| 93 | Charlotte Buckley | 12 | Niece | At School | Mass |
| 94 | Charles A. Riley | 28 | Nephew | Plumber | Nova Scotia |
| 95 | John J. Shea | 48 | Head | Junk Dealer | Mass |
| 96 | Catherine E. Shea | 49 | Wife | — | Mass |
| 97 | Edward F. Shea | 24 | Son | Machinist | Mass |
| 98 | George E. Shea | 19 | Son | Printer | Mass |
| 99 | Hattie B. Shea | 22 | Daughter | Bookkeeper | Mass |
| 100 | James Shea | 17 | Son | Clerk Ship Yard | Mass |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)