JL
John Leach — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Worcester, Massachusetts
Our Model Tree links this John Leach across the 1900 and 1910 US Censuses in Worcester, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1880), then head of a 5-person household.
Age 30
b. ~1880
Male
Son
Born: England
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Worcester, Massachusetts |
| Surname | Leach |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | England |
| Children Living | 1884 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Merchant |
| Industry | Meat Market |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Merchant |
| Township / Ward | Whitinsville |
| Est. Birth Year | ~1880 |
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.
5 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Martha Leach | Spouse | — | 57 | ~1853 |
| Jo Leach | Head | — | 53 | ~1857 |
| Mary Leach | Daughter | — | 21 | ~1889 |
| John Leach | Son | — | 30 | ~1880 |
| George Leach | Son | — | 18 | ~1892 |
Census Appearances
1900
Worcester, Massachusetts
Son, age 20
Worcester, Massachusetts · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leech |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | England |
| Birth Month | May |
| Birth Year | 1880 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Machinist |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | England |
| Birthplace (normalized) | england |
1910
Worcester, Massachusetts
Son, age 30
Worcester, Massachusetts · implied b. ~1880 — 5 household members
| Surname | Leach |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | England |
| Children Living | 1884 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Merchant |
| Industry | Meat Market |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | England |
| Birthplace (normalized) | england |
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 John Leach across 2 US Census years (1900 and 1910) in Worcester, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
John Leach
Son · 1910 · age 30 · b. ~1880 · Massachusetts
★ You are viewing this record
Sibling
Mary Leach
Sibling · 1910 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Leach
Sibling · 1910 · age 18
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
1910 US Federal Census — Worcester, Massachusetts
Open full size
1910 US Federal Census — Worcester, Massachusetts
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po629unit:1002)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jo Samuel Leach | 53 | Head | Painter | England |
| 2 | Martha Leach | 57 | Wife | — | England |
| 3 | John Leach THIS PERSON | 30 | Son | Merchant | England |
| 4 | Mary Leach | 21 | Daughter | — | Massachusetts |
| 5 | George Leach | 18 | Son | — | Massachusetts |
| 6 | Adeline Blaine | 55 | Head | — | Canada |
| 7 | John Blaine | 25 | Son | Machinist | Massachusetts |
| 8 | Lewis Blaine | 24 | Son | Laborer | Massachusetts |
| 9 | Emma Blaine | 20 | Daughter | Servant | Massachusetts |
| 10 | Mary Blaine | 11 | Daughter | — | Massachusetts |
| 11 | Louis Bagmit | 49 | Head | Machinist | Canada |
| 12 | Josephine Bagmit | 49 | Wife | — | Canada |
| 13 | Raymond Bagmit | 12 | Son | — | Rhode Island |
| 14 | Emma Bagmit | 9 | Daughter | — | Massachusetts |
| 15 | George Bailey | 28 | Boarder | Apprentice | Rhode Island |
| 16 | Felix Minard | 23 | Boarder | Laborer | Canada |
| 17 | Russell Hughes | 24 | Head | Machinist | Maine |
| 18 | Georgiana Hughes | 25 | Wife | — | Pennsylvania |
| 19 | Carl Mcintire | 20 | Boarder | Apprentice | Maine |
| 20 | Fred Murdock | 21 | Boarder | Apprentice | Connecticut |
| 21 | William Cahill | 44 | Head | Moulder | Massachusetts |
| 22 | Mary Ann Cahill | 46 | Wife | — | Ireland |
| 23 | Hanna Cahill | 18 | Daughter | Servant | Massachusetts |
| 24 | Mary Cahill | 16 | Daughter | Needle Room | Massachusetts |
| 25 | James Cahill | 14 | Son | — | Massachusetts |
| 26 | Alice Cahill | 12 | Daughter | — | Massachusetts |
| 27 | Lillian Cahill | 10 | Daughter | — | Massachusetts |
| 28 | William Cahill | 9 | Son | — | Massachusetts |
| 29 | John Thukam | 28 | Boarder | Machinist | Massachusetts |
| 30 | William Cahill | 55 | Boarder | — | Ireland |
| 31 | Katherine Thukam | 47 | Servant | Servant | Massachusetts |
| 32 | Andy Kroostra | 42 | Head | Machinist | Holland |
| 33 | Maidie Kroostra | 34 | Wife | — | Holland |
| 34 | Henry Kroostra | 13 | Son | — | Massachusetts |
| 35 | Peter Kroostra | 12 | Son | — | Massachusetts |
| 36 | John Kroostra | 8 | Son | — | Massachusetts |
| 37 | Clara Kroostra | 4 | Daughter | — | Massachusetts |
| 38 | Peter Mcclusky | 46 | Head | Moulder | Massachusetts |
| 39 | Catherine Mcclusky | 36 | Wife | — | Rhode Island |
| 40 | Francis J. Mcclusky | 13 | Son | — | Massachusetts |
| 41 | Katherine C. Mcclusky | 6 | Daughter | — | Massachusetts |
| 42 | Walter H. Mcclusky | 3 | Son | — | Massachusetts |
| 43 | John W. Mcclusky | 0 | Son | — | Massachusetts |
| 44 | Delia Tux | 35 | Head | — | Ireland |
| 45 | Margaret Tux | 10 | Daughter | — | Massachusetts |
| 46 | John Tux | 9 | Son | — | Massachusetts |
| 47 | Michael Tux | 7 | Son | — | Massachusetts |
| 48 | James Young | 40 | Boarder | Laborer | Ireland |
| 49 | James Cahill | 26 | Boarder | Machinist | Massachusetts |
| 50 | John Lowe | 26 | Head | Moulder | Ireland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)