CS
Clara Smith — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Clara Smith across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1861), then head of a 4-person household.
Age 59
b. ~1861
Female
Head
Born: Pennsylvania
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Smith |
| Given Name | Clara |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1861 |
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 1920 census.
| Name | Relation to head | Relative to Clara | Age | Birth yr |
|---|---|---|---|---|
| Clara Smith | Daughter | — | 25 | ~1895 |
| Clara Smith | Head | — | 59 | ~1861 |
| Clara Guest | Other | — | 22 | ~1898 |
| Emma Bleichner | Other | — | 26 | ~1894 |
Census Appearances
1900
Allegheny, Pennsylvania
Other, age 39
Allegheny, Pennsylvania · implied b. ~1861 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Clara |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | Jan |
| Birth Year | 1861 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Servant |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Other, age 50
Allegheny, Pennsylvania · implied b. ~1860 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Clara |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Children Born | 4 |
| Children Living | 4 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Washerwoman |
| Industry | Goes Out |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Head, age 59
Allegheny, Pennsylvania · implied b. ~1861 — 4 household members
| Surname | Smith |
| Given Name | Clara |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | R |
| 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 Clara Smith across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Clara Smith
Head · 1920 · age 59 · b. ~1861 · Pennsylvania
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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 — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1521unit:0443)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Joseph Sanderin | 24 | Head | Shoemaker | Palermo |
| 52 | Joseph Wolff | 63 | Head | — | Germany |
| 53 | Morris Wolff | 32 | Son | Laborer | Germany |
| 54 | Louis Pfeiffer | 42 | Head | Baker | Russia |
| 55 | Elsie Pfeiffer | 20 | Daughter | Stenographer | Pennsylvania |
| 56 | Lillian Pfeiffer | 19 | Daughter | Stenographer | Pennsylvania |
| 57 | Alice Pfeiffer | 14 | Daughter | — | Pennsylvania |
| 58 | Frederick Pfeiffer | 12 | Son | — | Pennsylvania |
| 59 | Elizabeth Sumner | 62 | Mother-in-law | — | Germany |
| 60 | Edw Foster | 31 | Head | Laborer | Michigan |
| 61 | Pearl Foster | 37 | Wife | — | Pennsylvania |
| 62 | Ralph Foster | 14 | Son | — | Michigan |
| 63 | Richard Foster | 12 | Son | — | Michigan |
| 64 | Beatrice Foster | 6 | Daughter | — | Michigan |
| 65 | Elsa Amhouse | 50 | Maid | Servant | Ohio |
| 66 | Clara Smith THIS PERSON | 59 | Head | — | Pennsylvania |
| 67 | Emma Bleichner | 26 | Sister | Merchant | Pennsylvania |
| 68 | Clara Smith | 25 | Daughter | — | Pennsylvania |
| 69 | Clara Guest | 22 | Niece | Typist | Pennsylvania |
| 70 | Joseph Frey | 41 | Head | Laborer | Pennsylvania |
| 71 | Teresa Frey | 41 | Wife | — | Pennsylvania |
| 72 | Edward Frey | 11 | Son | — | Pennsylvania |
| 73 | Margaret Frey | 10 | Daughter | — | Pennsylvania |
| 74 | John Spring | 33 | Head | — | Ohio |
| 75 | Carrie Spring | 32 | Wife | — | Ohio |
| 76 | Jessie Bleichner | 53 | Sister-in-law | — | Pennsylvania |
| 77 | James Trall | 20 | Boarder | — | Pennsylvania |
| 78 | Charles Auman | 40 | Head | Foreman | Pennsylvania |
| 79 | Mathilda Auman | 42 | Wife | — | Pennsylvania |
| 80 | William Auman | 12 | Son | — | Pennsylvania |
| 81 | Charles Auman | 10 | Son | — | Pennsylvania |
| 82 | George Auman | 8 | Son | — | Pennsylvania |
| 83 | James Carey | 53 | Boarder | — | Pennsylvania |
| 84 | William Downard | 22 | Head | Laborer | Ohio |
| 85 | Marjorie Downard | 21 | Wife | — | England |
| 86 | Albert Downard | 4 | Son | — | Ohio |
| 87 | Emma Downard | 2 | Daughter | — | W. Virginia |
| 88 | Joe Zeidman | 43 | Head | Merchant | Russia |
| 89 | Rose Zeidman | 42 | Wife | — | Russia |
| 90 | Peter Schlauss | 57 | Head | Laborer | Germany |
| 91 | Amelia Schlauss | 48 | Wife | — | Germany |
| 92 | Amelia Schlauss | 11 | Daughter | — | Ohio |
| 93 | Johanna Schlauss | 10 | Daughter | Laborer | Ohio |
| 94 | John Schlauss | 11 | Son | — | Ohio |
| 95 | Amelia Gochen | 6 | Boarder | — | Pennsylvania |
| 96 | Bernard Mcmanus | 44 | Head | Watchman | Ireland |
| 97 | Ada Mcmanus | 44 | Wife | — | Pennsylvania |
| 98 | Harry Mcmanus | 22 | Son | — | Pennsylvania |
| 99 | Bertha Mcmanus | 21 | Daughter-in-law | — | Pennsylvania |
| 100 | Elizabeth Donahue | 27 | Daughter | — | Pennsylvania |
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)