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Mary Leach — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Leach across the 1900 and 1910 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1839), then head of a 4-person household.
Age 61
b. ~1839
Female
Head
Born: Maine
Widowed
1900 Census Record Details
| Census Year | 1900 |
| Location | Suffolk, Massachusetts |
| Surname | Leach |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Maine |
| Birth Month | Sep |
| Birth Year | 1839 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Boston City |
| Est. Birth Year | ~1839 |
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.
4 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Leach | Head | — | 61 | ~1839 |
| Fred Leach | Son | — | 29 | ~1871 |
| Clarence Starrett | Other | — | 37 | ~1863 |
| Hattie Starrett | Daughter | — | 33 | ~1867 |
Census Appearances
1900
Suffolk, Massachusetts
Head, age 61
Suffolk, Massachusetts · implied b. ~1839 — 4 household members
| Surname | Leach |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Maine |
| Birth Month | Sep |
| Birth Year | 1839 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1910
Suffolk, Massachusetts
Other, age 70
Suffolk, Massachusetts · implied b. ~1840 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Luce |
| Given Name | Martha S |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Widowed |
| Birthplace | Maine |
| Children Born | 8 |
| Children Living | 6 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Leach across 2 US Census years (1900 and 1910) in Suffolk, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Leach
Head · 1900 · age 61 · b. ~1839 · Massachusetts
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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 — Suffolk, Massachusetts
Open full size
1900 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu686unit:0778)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George S. Hofman | 1 | Son | — | Massachusetts |
| 52 | Thomas Watson | 37 | Head | Engineer (Stationary) | Scotland |
| 53 | Ethel M. Watson | 26 | Wife | Dressmaker | Canada (Eng) |
| 54 | Lucilla E. Watson | 4 | Daughter | — | Massachusetts |
| 55 | Thomas R. Watson | 12 | Son | — | Massachusetts |
| 56 | Susan F. Newell | 24 | S-in-law | Dressmaker | Canada (Eng) |
| 57 | George S. Phillips | 30 | Head | Shoe-Cutter | Massachusetts |
| 58 | Mary L. Phillips | 26 | Wife | — | Maine |
| 59 | Thomas W. Eaton | 49 | Head | Book-Keeper (Cordage) | Massachusetts |
| 60 | Joseph F. Eaton | 45 | Brother | Proof-Keeper (Blind) | Massachusetts |
| 61 | Sarah F. Eaton | 42 | Sister | — | Massachusetts |
| 62 | Elizabeth V. Eaton | 39 | Sister | Compositor | Massachusetts |
| 63 | Margaret E. Eaton | 36 | Sister | Teacher | Massachusetts |
| 64 | Mary E. Leach THIS PERSON | 60 | Head | — | Maine |
| 65 | Hattie M. Starrett | 32 | Daughter | — | Massachusetts |
| 66 | Clarence W. Starrett | 37 | S-in-law | Real Estate Agt | Massachusetts |
| 67 | Fred N. Leach | 28 | Son | Jeweller | Massachusetts |
| 68 | Annie E. Oldrich | 49 | Head | Artist | Massachusetts |
| 69 | Sybil B. Oldrich | 37 | Sister | Teacher | Massachusetts |
| 70 | Helen L. Holmes | 23 | Boarder | Teacher | Massachusetts |
| 71 | Maria Kelley | 25 | Servant | Servant | Ireland |
| 72 | James E. Morser | 47 | Head | Machinist | Canada (Eng) |
| 73 | Ida E. Morser | 41 | Wife | S1 | Canada (Eng) |
| 74 | Frank A. Morser | 15 | Son | At School | Massachusetts |
| 75 | Marjory G. Morser | 9 | Daughter | — | Massachusetts |
| 76 | James E. Morser | 6 | Son | — | Massachusetts |
| 77 | Katherine E. Morser | 3 | Daughter | — | Massachusetts |
| 78 | Hilda M. Anderson | 20 | Servant | Servant | Sweden |
| 79 | Sarah E. Leland|Seland | 68 | Head | — | Massachusetts |
| 80 | Wm. S. Leland|Seland | 48 | Son | Lawyer | Massachusetts |
| 81 | Mary C. Hallett | 49 | Sister | — | Massachusetts |
| 82 | Mary Dolan | 50 | Servant | Servant | Ireland |
| 83 | Richard F. Andrews | 37 | Head | Real Estate Agt | Massachusetts |
| 84 | Amilie E. Andrews | 26 | Wife | 19 | Germany |
| 85 | William Y. Andrews | 3 | Son | — | Massachusetts |
| 86 | Dorothy Andrews | 1 | Daughter | — | Massachusetts |
| 87 | Mary Casey | 24 | Servant | Servant | Ireland |
| 88 | Mary A. Holmes | 75 | Boarder | — | Massachusetts |
| 89 | Sarah E. Nichols | 53 | Head | — | Maine |
| 90 | Almyra B. Russell | 65 | Boarder | Teacher | Massachusetts |
| 91 | Cornelia E. Steifel | 21 | Boarder | Student | West Virginia |
| 92 | Mary A. Mcgettrick | 22 | Servant | Servant | Ireland |
| 93 | Sarah M. Cole | 46 | Head | — | Massachusetts |
| 94 | Sarah A. Hastings | 83 | Mother | — | Vermont |
| 95 | William H. Gardner | 45 | Head | Chief Inspector (P.O.) | Massachusetts |
| 96 | Ida P. Gardner | 45 | Wife | — | Massachusetts |
| 97 | Ida F. Gardner | 18 | Daughter | At School | Massachusetts |
| 98 | Ethel M. Gardner | 16 | Daughter | At School | Massachusetts |
| 99 | Louisa H. Lewis | 71 | M-in-law | — | Massachusetts |
| 100 | John N. Gardner | 74 | Father | Al | England |
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)