LS
Lydia Smith — 1920 US Census Record
Model Tree available1920 United States Federal Census · Whatcom, Washington
Our Model Tree links this Lydia Smith across the 1910, 1920 and 1930 US Censuses in Whatcom, Washington (XGBoost, ~Confirmed), with identified parents James & James — first a daughter (b.~1903), then head of a 4-person household.
Age 17
b. ~1903
Female
Daughter
Born: Washington
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Whatcom, Washington |
| Surname | Smith |
| Given Name | Lydia M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | South Dakota |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Bellingham City |
| Est. Birth Year | ~1903 |
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 Lydia | Age | Birth yr |
|---|---|---|---|---|
| Lydia Smith | Daughter | — | 17 | ~1903 |
| James Smith | Head | — | 43 | ~1877 |
| Theodore Smith | Son | — | 11 | ~1909 |
| Rebecca Smith | Spouse | — | 37 | ~1883 |
Census Appearances
1910
Whatcom, Washington
Daughter, age 8
Whatcom, Washington · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lyla |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | South Dakota |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
Whatcom, Washington
Daughter, age 17
Whatcom, Washington · implied b. ~1903 — 4 household members
| Surname | Smith |
| Given Name | Lydia M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | South Dakota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Whatcom, Washington
Daughter, age 28
Whatcom, Washington · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lyda M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Missouri |
| Mother's Birthplace | No. Dakota |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Lydia Smith across 3 US Census years (1910, 1920 and 1930) in Whatcom, Washington, using XGBoost record linkage. Identified parents: father James Smith (~0.92 confidence) and father James Smith (~0.92 confidence) and mother Alice Smith (~0.92 confidence) and mother Rebecca Smith (~0.92 confidence) and father James Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Smith
b. ~1877
Source father
● Household
· direct · ~0.92
Father
James Smith
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Alice Smith
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Rebecca Smith
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
James Smith
b. ~1887
Source father
● Household
· direct · ~0.92
This person
Anchor record
Lydia Smith
Daughter · 1920 · age 17 · b. ~1903 · Washington
★ You are viewing this record
Sibling
Theodore Smith
Sibling · 1920 · age 11
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 — Whatcom, Washington
Open full size
1920 US Federal Census — Whatcom, Washington
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1943unit:0938)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Victor J. Anderson | 41 | Head | Laborer | Sweden |
| 2 | Emma H. Anderson | 44 | Wife | — | Canada |
| 3 | Peter Barrow | 75 | Lodger | Laborer | Sweden |
| 4 | Ellen M. Rogers | 75 | Head | Keeper | Missouri |
| 5 | Nelly E. Rogers | 49 | Daughter | Teller | Oregon |
| 6 | Gertrude M. Appleby | 42 | Daughter | — | Oregon |
| 7 | Mary M. Appleby | 24 | Granddaughter | Teacher | Washington |
| 8 | Gretchen Appleby | 22 | Granddaughter | Teacher | Washington |
| 9 | Helen G. Appleby | 18 | Granddaughter | — | Washington |
| 10 | Charles H. Smith | 53 | Head | Barber | England |
| 11 | Ellen M. Smith | 52 | Wife | — | Pennsylvania |
| 12 | Eugene A. Smith | 22 | Son | Salesman | Pennsylvania |
| 13 | Frank E. Snahill | 45 | Head | Salesman | Wisconsin |
| 14 | Alice M. Snahill | 45 | Wife | — | Wisconsin |
| 15 | Samuel H. Simpson | 34 | Head | Motorman | North Carolina |
| 16 | May J. Simpson | 34 | Wife | — | Arkansas |
| 17 | Myrtle E. Simpson | 14 | Daughter | — | Washington |
| 18 | Samuel L. Simpson | 10 | Son | — | Washington |
| 19 | Harry B. Hubbard | 48 | Head | Printer | Ohio |
| 20 | Florence E. Hubbard | 43 | Wife | — | Canada |
| 21 | James A. Smith | 43 | Head | Chauffeur | Missouri |
| 22 | Rebecca E. Smith | 37 | Wife | — | South Dakota |
| 23 | Lydia M. Smith THIS PERSON | 17 | Daughter | — | Washington |
| 24 | Theodore J. Smith | 11 | Son | — | Washington |
| 25 | William G. Hughes | 64 | Head | Machinist | England |
| 26 | Louisa Hughes | 62 | Wife | — | England |
| 27 | Charles W. Hemming | 50 | Head | Barber | Ohio |
| 28 | Ida Hemming | 47 | Wife | — | Missouri |
| 29 | Loya M. Hemming | 18 | Daughter | — | Washington |
| 30 | Abbie B. Hemming | 16 | Daughter | — | Washington |
| 31 | John Dothning | 55 | Head | Carpenter | Canada |
| 32 | Ida M. Dothning | 39 | Wife | — | South Dakota |
| 33 | Margaret M. Dothning | 2 | Daughter | — | Washington |
| 34 | John S. Union | 61 | Head | Lumberman | Ireland |
| 35 | Vefara G. Union | 51 | Wife | — | New Hampshire |
| 36 | Alice G. Union | 30 | Daughter | Secretary | Washington |
| 37 | Constantine A. Union | 20 | Son | Student | Washington |
| 38 | Ernest A. Rogers | 28 | Head | Machinist | Oregon |
| 39 | Hazel Rogers | 27 | Wife | — | Oregon |
| 40 | William E. Beattie | 63 | Head | — | Scotland |
| 41 | Gladys Beattie | 24 | Daughter | Chemist | Washington |
| 42 | A. Broomfield | 58 | Head | — | Illinois |
| 43 | Annie M. Broomfield | 23 | Daughter | Teacher | Illinois |
| 44 | Margaret Hogan | 37 | Lodger | Waitress | United States |
| 45 | Herman Robiner | 46 | Head | — | Germany |
| 46 | Sarah Robiner | 42 | Wife | — | Germany |
| 47 | Irene Robiner | 20 | Daughter | Saleslady | Washington |
| 48 | Tony Robiner | 18 | Son | — | Washington |
| 49 | Lillian Robiner | 16 | Daughter | — | Washington |
| 50 | Herman Jr. Robiner | 14 | Son | — | Washington |
Pedigree Summary
Lydia + 1 sibling
Gen 1 · 5 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)