MP
Mary Powers — 1920 US Census Record
Linked across censuses1920 United States Federal Census · San Francisco, California
Our Model Tree links this Mary Powers across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a head (b.~1859), then head of a 3-person household.
Age 61
b. ~1859
Female
Head
Born: California
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Powers |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1859 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Powers | Head | — | 61 | ~1859 |
| Genevieve Griffin | Other | — | 40 | ~1880 |
| Thomas Powers | Son | — | 32 | ~1888 |
Census Appearances
1900
San Francisco, …
Head, age 41
San Francisco, California · implied b. ~1859 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Powers |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Widowed |
| Birthplace | California |
| Birth Month | Feb |
| Birth Year | 1859 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | ng - 0 - 0 - 2 |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Head, age 50
San Francisco, California · implied b. ~1860 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Powers |
| Given Name | Mary C |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | California |
| Children Born | 4 |
| Children Living | 2 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | own income |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Head, age 61
San Francisco, California · implied b. ~1859 — 3 household members
| Surname | Powers |
| Given Name | Mary J. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Widowed |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Powers across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Powers
Head · 1920 · age 61 · b. ~1859 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — San Francisco, California
Open full size
1920 US Federal Census — San Francisco, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu138unit:0638)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank E. Nixon | 25 | Head | Machinist | California |
| 2 | Edna E. Nixon | 27 | Wife | — | Illinois |
| 3 | Ross D. Newman | 31 | Head | Waiter | Kansas |
| 4 | Laura M. Newman | 27 | Wife | Assembler | Ohio |
| 5 | Gale A. Ballman | 46 | Head | Musician | California |
| 6 | Gertrude Ballman | 33 | Wife | — | Germany |
| 7 | Herbert Bellstedt | 28 | Head | Musician | Ohio |
| 8 | May Bellstedt | 27 | Wife | — | Kentucky |
| 9 | Viola E. Isaacson | 20 | Boarder | Stenographer | Wisconsin |
| 10 | Vivian Isaacson | 16 | Boarder | — | Washington |
| 11 | Donald S. Harris | 49 | Head | Salesman | Illinois |
| 12 | Annie M. Harris | 46 | Wife | — | Michigan |
| 13 | Carl A. Neuman | 41 | Head | Buyer | New York |
| 14 | Marie K. Neuman | 28 | Wife | — | Denmark |
| 15 | James B. Jones | 22 | Head | Actor | Kansas |
| 16 | Pearl H. Jones | 20 | Wife | — | Idaho |
| 17 | Nellie M. Hopkins | 20 | Boarder | Stenographer | Wisconsin |
| 18 | George F. Broughton | 35 | Head | Machinist | Michigan |
| 19 | Marguerite Broughton | 35 | Wife | Embroiderer | Washington |
| 20 | Harry J. Roach | 31 | Head | Engineer | California |
| 21 | Anna B. Roach | 20 | Wife | — | Illinois |
| 22 | F. Leonadoromo | 67 | Lodger | — | Pennsylvania |
| 23 | George C. Belt | 38 | Lodger | Plasterer | Missouri |
| 24 | Arthur M. Salenger | 49 | Head | Musician | Australia |
| 25 | Grace V. Salenger | 34 | Wife | — | Oregon |
| 26 | Glenis V. Salenger | 11 | Daughter | — | New York |
| 27 | Minnette Mcintosh | 31 | Head | Saleslady | Wisconsin |
| 28 | Neil A. Tait | 25 | Head | Musician | Oregon |
| 29 | Emma J. Tait | 32 | Wife | — | England |
| 30 | Thomas H. Tait | 12 | Son | — | Oregon |
| 31 | Barbara W. Bickman | 59 | Head | Commercial | Delaware |
| 32 | Mary E. Bickman | 53 | Wife | — | California |
| 33 | Fern G. Burley | 31 | Head | Saleslady | Missouri |
| 34 | Henrietta Dillanbeck | 71 | Head | — | Michigan |
| 35 | May Dillanbeck | 44 | Daughter | — | Michigan |
| 36 | Mary J. Powers THIS PERSON | 61 | Head | — | California |
| 37 | Thomas J. Powers | 32 | Son | Salesman | California |
| 38 | Genevieve Griffin | 40 | Boarder | Saleslady | California |
| 39 | Charles C. Clark | 36 | Head | Barber | Massachusetts |
| 40 | Ada Clark | 24 | Wife | — | California |
| 41 | Richard J. Welsh | 45 | Head | Traffic Manager | New York |
| 42 | Grace Welsh | 45 | Wife | — | Indiana |
| 43 | Frank G. O'Ferrall | 27 | Head | Chauffeur | California |
| 44 | Florence O'Ferrall | 27 | Wife | — | California |
| 45 | Guy H. Whitney | 50 | Head | Accountant | Nebraska |
| 46 | Charlotte J. Whitney | 45 | Wife | — | Germany |
| 47 | Hilton B. Whitney | 8 | Son | — | Nebraska |
| 48 | Fred Barron | 33 | Head | Musician | England |
| 49 | Pearl Barron | 36 | Wife | — | Illinois |
| 50 | Clara Talent | 55 | Head | — | Canada |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)