MH
Mary Hennessy — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Providence, Rhode Island
Our Model Tree links this Mary Hennessy across the 1900 and 1910 US Censuses in Providence, Rhode Island (XGBoost, ~Confirmed) — first a spouse (b.~1843), then head of a 7-person household.
Age 57
b. ~1843
Female
Spouse
Born: Ireland
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Providence, Rhode Island |
| Surname | Hennessy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Feb |
| Birth Year | 1843 |
| Year of Immigration | 1870 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Providence City |
| Est. Birth Year | ~1843 |
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 |
|---|---|---|---|---|
| Mary Hennessy | Spouse | — | 57 | ~1843 |
| Josephine Hennessy | Daughter | — | 14 | ~1886 |
| John Hennessy | Son | — | 24 | ~1876 |
| Edward Hennessy | Son | — | 18 | ~1882 |
| John Hennessy | Head | — | 54 | ~1846 |
| Margaret Hennessy | Daughter | — | 23 | ~1877 |
| Eugene Hennessy | Son | — | 21 | ~1879 |
Census Appearances
1900
Providence, Rhode …
Spouse, age 57
Providence, Rhode Island · implied b. ~1843 — 7 household members
| Surname | Hennessy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Feb |
| Birth Year | 1843 |
| Year of Immigration | 1870 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Providence, Rhode …
Other, age 67
Providence, Rhode Island · implied b. ~1843 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hennessey |
| Given Name | Mary |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | White |
| Age | 67 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1867 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Card Room |
| Industry | Cotton Mill |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Hennessy across 2 US Census years (1900 and 1910) in Providence, Rhode Island, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hennessy
Spouse · 1900 · age 57 · b. ~1843 · Rhode Island
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Providence, Rhode Island
Open full size
1900 US Federal Census — Providence, Rhode Island
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1509unit:0655)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William H. Mason | 11 | Grandson | At School | Rhode Island |
| 52 | Mary Tierney | 60 | Head | — | Ireland |
| 53 | Eugene Tierney | 33 | Son | Letter Carrier | Rhode Island |
| 54 | Michael Tierney | 25 | Son | Laborer Jewelry Shop | Rhode Island |
| 55 | Owen Tierney | 23 | Son | News Dealer | Rhode Island |
| 56 | Patrick W. Merigan | 43 | Head | Iron Molder | Rhode Island |
| 57 | Catherine Merigan | 33 | Wife | — | Ireland |
| 58 | Mary Merigan | 2 | Daughter | — | Rhode Island |
| 59 | Richard Adams | 57 | Head | Helper Blacksmith | Ireland |
| 60 | Hanna Adams | 53 | Wife | — | Ireland |
| 61 | John T. Adams | 32 | Son | Machinist | Rhode Island |
| 62 | Richard A. Adams | 27 | Son | Machinist | Rhode Island |
| 63 | John M. Hennessy | 53 | Head | — | Ireland |
| 64 | Mary Hennessy THIS PERSON | 57 | Wife | — | Ireland |
| 65 | John M. Hennessy | 23 | Son | Machinist | Rhode Island |
| 66 | Margaret Hennessy | 22 | Daughter | — | Rhode Island |
| 67 | Eugene Hennessy | 20 | Son | Machine Hand Machine Shop | Rhode Island |
| 68 | Edward Hennessy | 18 | Son | Machine Hand Machine Shop | Rhode Island |
| 69 | Josephine Hennessy | 14 | Daughter | At School | Rhode Island |
| 70 | Daniel Roach | 28 | Head | Day Laborer | Ireland |
| 71 | Margaret Roach | 29 | Wife | — | Ireland |
| 72 | Grace C. Roach | 6 | Daughter | At School | Rhode Island |
| 73 | Hanna J. Roach | 3 | Daughter | — | Rhode Island |
| 74 | Sara V. Roach | 1 | Daughter | — | Rhode Island |
| 75 | Jeremiah O'Brien | 30 | Boarder | House Painter | Ireland |
| 76 | William Cain | 63 | Head | Helper Blacksmith Shop | England |
| 77 | Sarah Cain | 61 | Wife | — | Ireland |
| 78 | Thomas H. Cain | 40 | Son | Book Keeper | England |
| 79 | Nellie Cain | 23 | Daughter | Book Keeper & Typewriter | Rhode Island |
| 80 | Jessie Walsh | 20 | Niece | Laborer Screw Factory | Rhode Island |
| 81 | Chas. Greene | 67 | Head | — | Ireland |
| 82 | Abbie Greene | 34 | Niece | Button Maker Jewelry Shop | Rhode Island |
| 83 | Mary F. Greene | 30 | Niece | Saleswoman Grocery | Rhode Island |
| 84 | Julia C. Greene | 25 | Niece | Button Maker Jewelry Shop | Rhode Island |
| 85 | Ellen Tully | 40 | Head | — | Ireland |
| 86 | Mary E. Tully | 35 | Daughter | Laborer Screw Factory | Massachusetts |
| 87 | Patrick Klonan | 50 | Brother | Laborer City | Ireland |
| 88 | John Klonan | 27 | Nephew | Stage Hand | Massachusetts |
| 89 | Mary Klonan | 23 | Niece | Laborer Bleachery | Massachusetts |
| 90 | Nellie Klonan | 19 | Niece | At School | Massachusetts |
| 91 | Ella Deconey | 11 | Niece | At School | Rhode Island |
| 92 | Lizzie Deconey | 8 | Niece | At School | Rhode Island |
| 93 | Peter Mulqueen | 66 | Head | Laborer Machine Shop | Ireland |
| 94 | Catherine Mulqueen | 39 | Daughter | — | Rhode Island |
| 95 | Isabelle Mulqueen | 35 | Daughter | Spinner Cotton Mill | Rhode Island |
| 96 | Sadie Mulqueen | 33 | Daughter | — | Rhode Island |
| 97 | Elizabeth Mulqueen | 26 | Daughter | Packer | Rhode Island |
| 98 | Annie Lynch | 33 | Boarder | Packer | Rhode Island |
| 99 | Lewis Cole | 27 | Head | Brakeman | Rhode Island |
| 100 | Susan H. Cole | 27 | Wife | — | Rhode Island |
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)