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Thomas Ward — 1900 US Census Record
Linked across censuses1900 United States Federal Census · San Francisco, California
Our Model Tree links this Thomas Ward across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a head (b.~1863), then head of a 5-person household.
Age 37
b. ~1863
Male
Head
Born: Ireland
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | San Francisco, California |
| Surname | Ward |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Nov |
| Birth Year | 1863 |
| Year of Immigration | 1882 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Bar Tender |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Bartender |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1863 |
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 1900 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Mamie Ward | Daughter | — | 6 | ~1894 |
| Katie Ward | Daughter | — | 3 | ~1897 |
| Thomas Ward | Head | — | 37 | ~1863 |
| James Ward | Son | — | 2 | ~1898 |
| Maria Ward | Spouse | — | 37 | ~1863 |
Census Appearances
1900
San Francisco, …
Head, age 37
San Francisco, California · implied b. ~1863 — 5 household members
| Surname | Ward |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Nov |
| Birth Year | 1863 |
| Year of Immigration | 1882 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Bar Tender |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
San Francisco, …
Head, age 43
San Francisco, California · implied b. ~1867 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ward |
| Given Name | Thos. J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 20 |
| Year of Immigration | 1881 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Stable |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
San Francisco, …
Head, age 52
San Francisco, California · implied b. ~1868
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Ward |
| Given Name | Thos L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1894 |
| Birthplace (normalized) | ireland |
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 Thomas Ward across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage.
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This person
Anchor record
Thomas Ward
Head · 1900 · age 37 · b. ~1863 · California
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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 — San Francisco, California
Open full size
1900 US Federal Census — San Francisco, California
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu0101unit:0474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Ward THIS PERSON | 36 | Head | Bar Tender | Ireland |
| 2 | Maria G. Ward | 36 | Wife | — | Ireland |
| 3 | Mamie Ward | 5 | Daughter | — | California |
| 4 | Katie Ward | 2 | Daughter | — | California |
| 5 | James Ward | 1 | Son | — | California |
| 6 | Thomas F. Maher | 37 | Head | Teamster | California |
| 7 | Frank Murphy | 45 | Head | Laborer (Marine) | Ireland |
| 8 | Mary Murphy | 49 | Wife | — | Ireland |
| 9 | Kittie Murphy | 12 | Daughter | At School | California |
| 10 | John J. Mccormick | 55 | Head | Plumber (Gas Works) | Ireland |
| 11 | Katherine Mccormick | 66 | Wife | — | Ireland |
| 12 | Patrick Mccormick | 29 | Son | Lithographer | Ireland |
| 13 | Katherine Quinns | 77 | Head | — | Ireland |
| 14 | Mary Quinns | 28 | Daughter | Book-Binder | California |
| 15 | Emma Quinns | 26 | Daughter | Book-Binder | California |
| 16 | Thomas Quinns | 24 | Son | Teamster | California |
| 17 | Gottlieb Blankenhorn | 58 | Head | Baker | Germany |
| 18 | Fredericka Blankenhorn | 53 | Wife | — | Germany |
| 19 | Paulina Witterbee | 30 | Daughter | — | California |
| 20 | William Blankenhorn | 22 | Son | Laborer (Metal Works) | California |
| 21 | George Blankenhorn | 17 | Son | Machinist | California |
| 22 | La Moyne Witterbee | 2 | Granddaughter | — | California |
| 23 | Clarence Witterbee | None | Grandson | — | California |
| 24 | Daniel Tierney | 44 | Head | Laborer (Street) | Ireland |
| 25 | Delilah Tierney | 35 | Wife | — | Ireland |
| 26 | Mary Tierney | 11 | Daughter | At School | California |
| 27 | Matthew Tierney | 12 | Son | At School | California |
| 28 | Agnes Tierney | 6 | Daughter | At School | California |
| 29 | Abraham Apte | 38 | Head | Fruit Peddler | Russia |
| 30 | Rosa Apte | 33 | Wife | — | Russia |
| 31 | Andrew Apte | 10 | Son | At School | New York |
| 32 | Jacob Apte | 8 | Son | At School | California |
| 33 | Pauline Apte | 5 | Daughter | — | California |
| 34 | Benjamin Apte | 3 | Son | — | California |
| 35 | Celia Apte | None | Daughter | — | California |
| 36 | William Wolf | 38 | Head | Fruit Peddler | Germany |
| 37 | Rosa Wolf | 37 | Wife | — | Germany |
| 38 | Celia Wolf | 14 | Daughter | At School | Ohio |
| 39 | Leon Wolf | 13 | Son | At School | Ohio |
| 40 | Herman Wolf | 11 | Son | At School | California |
| 41 | Millie Wolf | 7 | Daughter | At School | California |
| 42 | Sydney Wolf | 5 | Son | At School | Ohio |
| 43 | Flora Wolf | 4 | Daughter | — | California |
| 44 | Doyle Wolf | None | Son | — | California |
| 45 | Mary Wehmeyer | 67 | Head | N G | Germany |
| 46 | Anna Mckern | 70 | Head | N G | Ireland |
| 47 | Philomena Lotz | 47 | Head | N G | Switzerland |
| 48 | George Lotz | 8 | Son | At School | California |
| 49 | George Bell | 44 | Head | Clerk (Dry Goods) | Missouri |
| 50 | Ella Bell | 47 | Wife | Furrier | Missouri |
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)