MR
Mary Ray — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mary Ray across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1857), then head of a 7-person household.
Age 43
b. ~1857
Female
Head
Born: Pennsylvania
Widowed
1900 Census Record Details
| Census Year | 1900 |
| Location | Allegheny, Pennsylvania |
| Surname | Ray |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Birth Month | Mar |
| Birth Year | 1857 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Aspinwall Borough |
| Est. Birth Year | ~1857 |
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 |
|---|---|---|---|---|
| Annie Ray | Daughter | — | 15 | ~1885 |
| Mary Ray | Head | — | 43 | ~1857 |
| Wilbur Ray | Other | — | 22 | ~1878 |
| Sarah Ray | Other | — | 75 | ~1825 |
| Arthur Ray | Son | — | 8 | ~1892 |
| Ralph Ray | Son | — | 15 | ~1885 |
| Charles Ray | Son | — | 10 | ~1890 |
Census Appearances
1900
Allegheny, Pennsylvania
Head, age 43
Allegheny, Pennsylvania · implied b. ~1857 — 7 household members
| Surname | Ray |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Birth Month | Mar |
| Birth Year | 1857 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Other, age 53
Allegheny, Pennsylvania · implied b. ~1857 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ray |
| Given Name | Maria |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Children Born | 4 |
| Children Living | 2 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Housework |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Other, age 65
Allegheny, Pennsylvania · implied b. ~1855 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ray |
| Given Name | Mary |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Ray across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Ray
Head · 1900 · age 43 · b. ~1857 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Allegheny, Pennsylvania
Open full size
1900 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1365unit:0333)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lottie B. Crawford | 27 | Wife | — | Ohio |
| 52 | Montrose Neves | 31 | Head | Clerk - Steel Co | Missouri |
| 53 | Irene B. Neves | 26 | Wife | — | Pennsylvania |
| 54 | James J. Neves | 3 | Son | — | Pennsylvania |
| 55 | Herman J. Neves | 2 | Son | — | Pennsylvania |
| 56 | E. Ranky Trace | 28 | Head | Clerk - Steel Co | Pennsylvania |
| 57 | Anna B. Trace | 34 | Wife | — | Pennsylvania |
| 58 | Arthur R. Trace | 5 | Son | — | Pennsylvania |
| 59 | Frederick Ecker | 31 | Head | Stenographer - Rail Road | Missouri |
| 60 | Mary E. Ecker | 29 | Wife | — | Pennsylvania |
| 61 | Mary Ecker | 1 | Daughter | — | Pennsylvania |
| 62 | William A. Curtis | 34 | Head | Com Trav - West Brush Co | England |
| 63 | Helen S. Curtis | 35 | Wife | — | Pennsylvania |
| 64 | William J. Linley | 32 | Head | Pressman - Newspaper | Pennsylvania |
| 65 | Catherine Linley | 31 | Wife | — | Switzerland |
| 66 | John Linley | 5 | Son | — | Pennsylvania |
| 67 | Mary E. Ray THIS PERSON | 43 | Head | — | Pennsylvania |
| 68 | Ralph R. Ray | 14 | Son | Errand Boy | Pennsylvania |
| 69 | Annie E. Ray | 15 | Daughter | — | Pennsylvania |
| 70 | Charles M. Ray | 10 | Son | At School | Pennsylvania |
| 71 | Arthur W. Ray | 8 | Son | At School | Pennsylvania |
| 72 | Sarah Ray | 74 | Mother-in-law | — | Pennsylvania |
| 73 | Wilbur E. Ray | 21 | Boarder | — | Pennsylvania |
| 74 | Harry Bamberger | 29 | Head | Watchman R.R. | Pennsylvania |
| 75 | Annie E. Bamberger | 27 | Wife | — | Pennsylvania |
| 76 | Joseph L. Bamberger | 3 | Son | — | Pennsylvania |
| 77 | Frank S. Person | 32 | Head | Painter - House | Pennsylvania |
| 78 | Annie Person | 31 | Wife | — | Pennsylvania |
| 79 | Robert E. Person | 10 | Son | At School | Pennsylvania |
| 80 | Edith E. Person | 7 | Daughter | At School | Pennsylvania |
| 81 | Irene S. Person | 5 | Daughter | — | Pennsylvania |
| 82 | Jefferson Brittain | 43 | Head | Agent - Insurance | Pennsylvania |
| 83 | Elizabeth E. Brittain | 40 | Wife | — | Pennsylvania |
| 84 | Stewart E. Brittain | 15 | Son | At School | Pennsylvania |
| 85 | Wilbur F. Brittain | 13 | Son | At School | Pennsylvania |
| 86 | Helen E. Brittain | 10 | Daughter | At School | Pennsylvania |
| 87 | Samuel H. Lier | 31 | Head | Printer - Pitts. Dispatch | Pennsylvania |
| 88 | Mattie B. Lier | 29 | Wife | — | Pennsylvania |
| 89 | Genevieve E. Lier | 6 | Daughter | At School | Pennsylvania |
| 90 | Samuel M. Jr. Lier | 3 | Son | — | Pennsylvania |
| 91 | James S. Richland | 36 | Head | Iron Moulder | Pennsylvania |
| 92 | Minnie D. Richland | 33 | Wife | — | Pennsylvania |
| 93 | Vincent L. Richland | 6 | Son | At School | Pennsylvania |
| 94 | James H. Tweedy | 43 | Head | Supt - Machine Gas Co | Pennsylvania |
| 95 | Lizzie Tweedy | 41 | Wife | — | Pennsylvania |
| 96 | Frederick W. Tweedy | 15 | Son | At School | Pennsylvania |
| 97 | Myrtle Tweedy | 14 | Daughter | At School | Pennsylvania |
| 98 | Lionel J. Tweedy | 12 | Son | At School | Pennsylvania |
| 99 | Vernon A. Tweedy | 10 | Son | At School | Pennsylvania |
| 100 | Mildred E. Tweedy | 8 | Daughter | At School | Pennsylvania |
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)