FS
Florence Smith — 1920 US Census Record
Model Tree available1920 United States Federal Census · Alameda, California
Our Model Tree links this Florence Smith across the 1900, 1910 and 1920 US Censuses in Alameda, California (XGBoost, ~Confirmed), with identified parents Henry & Harrison — first a daughter (b.~1899), then head of a 7-person household.
Age 21
b. ~1899
Female
Daughter
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Alameda, California |
| Surname | Smith |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | Stenographer |
| Industry | factory |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Stenographer |
| Township / Ward | Oakland City |
| Est. Birth Year | ~1899 |
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 1920 census.
| Name | Relation to head | Relative to Florence | Age | Birth yr |
|---|---|---|---|---|
| Pauline Smith | Daughter | — | 14 | ~1906 |
| Elizabeth Smith | Daughter | — | 12 | ~1908 |
| Florence Smith | Daughter | — | 21 | ~1899 |
| Pauline Smith | Head | — | 54 | ~1866 |
| Frank Smith | Son | — | 22 | ~1898 |
| Andrew Smith | Son | — | 26 | ~1894 |
| Charles Smith | Son | — | 18 | ~1902 |
Census Appearances
1900
Alameda, California
Daughter, age 2
Alameda, California · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Florence M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Nov |
| Birth Year | 1898 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Minnesota |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
Alameda, California
Daughter, age 11
Alameda, California · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
Alameda, California
Daughter, age 21
Alameda, California · implied b. ~1899 — 7 household members
| Surname | Smith |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Minnesota |
| Occupation | Stenographer |
| Industry | factory |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Florence Smith across 3 US Census years (1900, 1910 and 1920) in Alameda, California, using XGBoost record linkage. Identified parents: father Henry Smith (~0.92 confidence) and father Harrison Smith (~0.92 confidence) and mother Paulina Smith (~0.92 confidence) and mother Pauline Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Smith
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Harrison Smith
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Paulina Smith
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Pauline Smith
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Florence Smith
Daughter · 1920 · age 21 · b. ~1899 · California
★ You are viewing this record
Sibling
Charles Smith
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Smith
Sibling · 1920 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Smith
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Smith
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Smith
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Alameda, California
Open full size
1920 US Federal Census — Alameda, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu088unit:0667)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Alessandro Isola | 71 | Head | None | California |
| 52 | Louis Isola | 39 | Head | None | Germany |
| 53 | Mary Isola | 37 | Wife | None | Chile |
| 54 | Edward Stoccone | 42 | Head | Scavenger | Italy |
| 55 | Mary Stoccone | 34 | Wife | None | Italy |
| 56 | Laura Stoccone | 12 | Daughter | None | California |
| 57 | Andrew Stoccone | 10 | Son | None | California |
| 58 | Giambatista Rossi | 34 | Head | Scavenger | Italy |
| 59 | Carmella Rossi | 34 | Wife | None | Italy |
| 60 | Antone Rossi | 17 | Son | None | Italy |
| 61 | Louisa Rossi | 13 | Daughter | None | Italy |
| 62 | Pasquall Stoccone | 20 | Lodger | Peddler | Italy |
| 63 | Joe C. Armacino | 27 | Head | Mechanic | Italy |
| 64 | Nora Armacino | 20 | Wife | None | California |
| 65 | Frank Armacino | 3 | Son | None | California |
| 66 | Margaret Penna | 18 | Lodger | None | Italy |
| 67 | Ben Farro | 40 | Head | Scavenger | Italy |
| 68 | Anna Farro | 25 | Wife | None | Italy |
| 69 | John Farro | 6 | Son | None | California |
| 70 | Mollie Farro | 4 | Daughter | None | California |
| 71 | Pauline Smith | 54 | Head | None | Minnesota |
| 72 | Andrew L. Smith | 26 | Son | Fireman | Minnesota |
| 73 | Frank Z. Smith | 22 | Son | Cashier | California |
| 74 | Florence Smith THIS PERSON | 21 | Daughter | Stenographer | California |
| 75 | Charles Smith | 18 | Son | Baker | California |
| 76 | Pauline Smith | 14 | Daughter | None | California |
| 77 | Elizabeth A. Smith | 12 | Daughter | None | California |
| 78 | Charles O. Pratt | 37 | Head | Fireman | California |
| 79 | Severino Armacino | 45 | Head | Mechanic | Italy |
| 80 | Theresa Armacino | 40 | Wife | None | Italy |
| 81 | Claud Armacino | 22 | Son | Mechanic | Italy |
| 82 | Louise Armacino | 19 | Daughter | Work Girl | Massachusetts |
| 83 | Joseph Armacino | 17 | Son | Mechanic | Connecticut |
| 84 | Mary Armacino | 15 | Daughter | None | Connecticut |
| 85 | John Armacino | 13 | Son | None | California |
| 86 | Gladys Armacino | 11 | Daughter | None | California |
| 87 | Fred Armacino | 5 | Son | None | California |
| 88 | Gladys Ferretti | 66 | Mother-in-law | None | Italy |
| 89 | Max R. Vromen | 43 | Head | Fisherman | Denmark |
| 90 | Maria Vromen | 33 | Wife | None | Denmark |
| 91 | Roger Vromen | 11 | Son | None | California |
| 92 | Margaret Vromen | 6 | Daughter | None | California |
| 93 | Hans S. Knudsen | 47 | Head | Watchman | Denmark |
| 94 | Christine Knudsen | 40 | Wife | None | Denmark |
| 95 | Harry Knudsen | 12 | Son | None | California |
| 96 | Magnus Holmsted | 38 | Head | Cabinetmaker | Denmark |
| 97 | Christine Holmsted | 30 | Wife | None | Germany |
| 98 | Florence Holmsted | 12 | Daughter | None | California |
| 99 | Joseph Copeland | 45 | Head | Conductor | England |
| 100 | Alota Copeland | 45 | Wife | None | Oregon |
Related Census Records
Pedigree Summary
Florence + 5 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)