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Mary Leach — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mary Leach across the 1900 and 1910 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1869), then head of a 5-person household.
Age 41
b. ~1869
Female
Spouse
Born: West Virginia
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Allegheny, Pennsylvania |
| Surname | Leach |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Years Married | 20 |
| Children Born | 6 |
| Children Living | 4 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Pittsburg City Part Of |
| Est. Birth Year | ~1869 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Leach | Spouse | — | 41 | ~1869 |
| C Leach | Son | — | 7 | ~1903 |
| Henry Leach | Head | — | 45 | ~1865 |
| Sarah Leach | Daughter | — | 16 | ~1894 |
| Mary Leach | Daughter | — | 5 | ~1905 |
Census Appearances
1900
Allegheny, Pennsylvania
Spouse, age 32
Allegheny, Pennsylvania · implied b. ~1868 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leach |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Birth Month | June |
| Birth Year | 1868 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1910
Allegheny, Pennsylvania
Spouse, age 41
Allegheny, Pennsylvania · implied b. ~1869 — 5 household members
| Surname | Leach |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Years Married | 20 |
| Children Born | 6 |
| Children Living | 4 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Leach
Spouse · 1910 · age 41 · b. ~1869 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Allegheny, Pennsylvania
Open full size
1910 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po1307unit:0556)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Louisa Goessler | 34 | Wife | — | Ger |
| 52 | Edward Goessler | 14 | Son | — | Pennsylvania |
| 53 | Henry Goessler | 12 | Son | — | Pennsylvania |
| 54 | Marie Goessler | 6 | Daughter | — | Pennsylvania |
| 55 | Eugene Goessler | 4 | Son | — | Pennsylvania |
| 56 | Elias C Mcclellan | 45 | Head | Boat Hand | Pennsylvania |
| 57 | Jennie Mcclellan | 50 | Wife | — | Pennsylvania |
| 58 | Thomas Gallagher | 19 | Step Son | Book Keeper | Pennsylvania |
| 59 | Myrl Streck | 9 | Step Granddaughter | — | Pennsylvania |
| 60 | George V Payton | 32 | Head | Laborer | Pennsylvania |
| 61 | Louisa Payton | 23 | Wife | — | Pennsylvania |
| 62 | Harry Payton | 4 | Son | — | Pennsylvania |
| 63 | Katherine Payton | 1 | Daughter | — | Pennsylvania |
| 64 | William S Gallagher | 36 | Boarder | Laborer | Pennsylvania |
| 65 | John Craig | 51 | Head | Painter | Pennsylvania |
| 66 | Sada Craig | 49 | Wife | — | Pennsylvania |
| 67 | William Craig | 21 | Son | Tool Maker | Pennsylvania |
| 68 | Gordon Jr Craig | 11 | Son | — | Pennsylvania |
| 69 | Sarah Fortner | 70 | Head | House Work | Eng |
| 70 | Levarn Fortner | 9 | Daughter | — | Pennsylvania |
| 71 | Francis Fortner | 5 | Daughter | — | Pennsylvania |
| 72 | George E Kirchner | 33 | Head | Clerk | Pennsylvania |
| 73 | Anna My Kirchner | 24 | Wife | — | Pennsylvania |
| 74 | Julius Scharl | 42 | Head | Engineer Hoisting | Ger |
| 75 | Emma Scharl | 29 | Wife | — | Ger |
| 76 | Clara Scharl | 10 | Daughter | — | Pennsylvania |
| 77 | Emma Scharl | 6 | Daughter | — | Pennsylvania |
| 78 | James E Jackson | 29 | Head | Warehouse Man | Pennsylvania |
| 79 | Willie L Jackson | 28 | Wife | House Work | Pennsylvania |
| 80 | Walter Jackson | 11 | Son | — | Pennsylvania |
| 81 | Harry Jackson | 4 | Son | — | Pennsylvania |
| 82 | Clarence Jackson | 22 | Brother | Not Working | Pennsylvania |
| 83 | Henry Leach | 45 | Head | Laborer | Pennsylvania |
| 84 | Mary B Leach THIS PERSON | 41 | Wife | — | West Virginia |
| 85 | Sarah A Leach | 16 | Daughter | Domestic | Pennsylvania |
| 86 | C Charles Leach | 7 | Son | — | Pennsylvania |
| 87 | Mary B Leach | 5 | Daughter | — | Pennsylvania |
| 88 | Mary G Elbert | 35 | Head | — | Pennsylvania |
| 89 | John E Elbert | 19 | Son | Millworker | Pennsylvania |
| 90 | Eugene F Elbert | 18 | Son | Millwright | Pennsylvania |
| 91 | George B Elbert | 17 | Son | Laborer | Pennsylvania |
| 92 | Howard E Elbert | 12 | Son | — | Pennsylvania |
| 93 | William J Footz | 42 | Head | Restaurant & Bar | Pennsylvania |
| 94 | Elsie Footz | 26 | Wife | — | Michigan |
| 95 | Annie Shaw | 43 | Head | Gen Housework | Virginia |
| 96 | Annie Shaw | 23 | Daughter | Gen Housework | Ohio |
| 97 | Lucy Shaw | 16 | Daughter | — | Ohio |
| 98 | Earl Shaw | 15 | Son | Laborer | Ohio |
| 99 | John Shaw | 13 | Son | — | Ohio |
| 100 | Ruth Shaw | 10 | Daughter | — | Ohio |
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)