MA
Mary Alexander — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Hudson, New Jersey
Our Model Tree links this Mary Alexander across the 1900, 1910 and 1920 US Censuses in Hudson, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1840), then head of a 4-person household.
Age 60
b. ~1840
Female
Head
Born: Scotland
Widowed
1900 Census Record Details
| Census Year | 1900 |
| Location | Hudson, New Jersey |
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| Birth Month | Oct |
| Birth Year | 1840 |
| Year of Immigration | 1860 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | First District Bayonne |
| Est. Birth Year | ~1840 |
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 |
|---|---|---|---|---|
| Sarah Alexander | Daughter | — | 34 | ~1866 |
| Mabel Alexander | Daughter | — | 19 | ~1881 |
| Mary Alexander | Head | — | 60 | ~1840 |
| Edwin Alexander | Son | — | 22 | ~1878 |
Census Appearances
1900
Hudson, New …
Head, age 60
Hudson, New Jersey · implied b. ~1840 — 4 household members
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| Birth Month | Oct |
| Birth Year | 1840 |
| Year of Immigration | 1860 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1910
New York, …
Other, age 72
New York, New York · implied b. ~1838 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 72 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| Year of Immigration | 1859 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1920
Hudson, New …
Other, age 81
Hudson, New Jersey · implied b. ~1839 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Mary |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 81 |
| Marital Status | Widowed |
| Birthplace | Scotland |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Class of Worker | 1847 |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Year of Naturalization | 1859 |
| Birthplace (normalized) | scotland |
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 Alexander across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Alexander
Head · 1900 · age 60 · b. ~1840 · New Jersey
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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 — Hudson, New Jersey
Open full size
1900 US Federal Census — Hudson, New Jersey
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu971unit:0917)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Roy S. Bennett | 18 | Nephew | Leather Worker | Ohio |
| 52 | William Teasdale | 45 | Head | Accountant | England |
| 53 | Jane Teasdale | 41 | Wife | — | England |
| 54 | Mabel M. Teasdale | 21 | Daughter | Milliner | England |
| 55 | Harry B. Teasdale | 19 | Son | Bookkeeper | England |
| 56 | Emma Teasdale | 17 | Daughter | — | England |
| 57 | Violet M. Teasdale | 12 | Daughter | School | England |
| 58 | Winifred Teasdale | 9 | Daughter | School | England |
| 59 | John Teasdale | 5 | Son | — | England |
| 60 | William Teasdale | 4 | Son | — | New Jersey |
| 61 | Walter Pocock | 47 | Head | Doctor | England |
| 62 | Florence Pocock | 40 | Wife | — | England |
| 63 | Cecil Pocock | 18 | Son | School | England |
| 64 | Sidney Pocock | 16 | Son | School | England |
| 65 | Gladys Pocock | 14 | Daughter | School | England |
| 66 | Helen Brennan | 43 | Servant | — | Ireland |
| 67 | Mary Alexander THIS PERSON | 60 | Head | — | Scotland |
| 68 | Sarah L. Alexander | 34 | Daughter | Dress Maker | New Jersey |
| 69 | Edwin H. Alexander | 21 | Son | Designer | New Jersey |
| 70 | Mabel M. Alexander | 18 | Daughter | School | New Jersey |
| 71 | Robert S. Morton | 33 | Head | Ship Carpenter | New Jersey |
| 72 | Jennie Morton | 33 | Wife | — | New York |
| 73 | Sarah G. Morton | 2 | Daughter | — | New Jersey |
| 74 | Paul G. Penny | 15 | Son | Grocery Clerk | New York |
| 75 | John T. Penny | 9 | Son | School | New York |
| 76 | Robert G. Anderson | 54 | Head | Day Laborer | Canada Eng |
| 77 | Oreana E. Anderson | 58 | Wife | — | New Jersey |
| 78 | James Kerr | 38 | Boarder | Printer | Scotland |
| 79 | Sophia M. Drake | 64 | Head | — | New York |
| 80 | Priscilla Drake | 82 | Sister in law | — | New York |
| 81 | Charles G. Foster | 75 | Head | Captain Boat | New York |
| 82 | Hannah E. Foster | 64 | Wife | — | New York |
| 83 | John Foster | 72 | Brother | — | New York |
| 84 | Anna E. Stults | 62 | Sister in law | — | New York |
| 85 | Charles Stults | 55 | Brother in law | Wiring Clerk | New York |
| 86 | Sarah Stults | 93 | Mother in law | — | New York |
| 87 | Stanley B. Sanford | 31 | Head | Shipping Clerk | New Jersey |
| 88 | Katherine H. Sanford | 32 | Wife | — | New Jersey |
| 89 | Stanley L. Sanford | 5 | Son | — | New Jersey |
| 90 | William Sanford | 2 | Son | — | New Jersey |
| 91 | George A. Draw | 63 | Father in law | — | Pennsylvania |
| 92 | Charles R. Vogel | 31 | Head | Western Cashier | New Jersey |
| 93 | Elmer M. Vogel | 26 | Wife | — | New Jersey |
| 94 | Reginald C. Vogel | 4 | Son | — | New Jersey |
| 95 | Fred M. Vogel | 1 | Son | — | New Jersey |
| 96 | Sadie Byrnes | 26 | Servant | — | New York |
| 97 | William F. Voucher | 30 | Head | Clerk (Grocery) | New York |
| 98 | Catherine Voucher | 36 | Wife | — | Ireland |
| 99 | Elizabeth Rountree | 34 | Sister in law | — | Ireland |
| 100 | Anna Rountree | 32 | Sister in law | — | Ireland |
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)