MS
Mamie Smith — 1930 US Census Record
Linked across censuses1930 United States Federal Census · King, Washington
Our Model Tree links this Mamie Smith across the 1920, 1930 and 1940 US Censuses in King, Washington (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 2-person household.
Age 64
b. ~1866
Female
Head
Born: Wisconsin
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | King, Washington |
| Surname | Smith |
| Given Name | Mamie G |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | Wisconsin |
| Age at First Marriage | 23 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1866 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mamie | Age | Birth yr |
|---|---|---|---|---|
| Lillian Smith | Daughter | — | 37 | ~1893 |
| Mamie Smith | Head | — | 64 | ~1866 |
Census Appearances
1920
King, Washington
Head, age 54
King, Washington · implied b. ~1866 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Mamie G |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Wisconsin |
| Father's Birthplace | Berlin |
| Mother's Birthplace | Berlin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
King, Washington
Head, age 64
King, Washington · implied b. ~1866 — 2 household members
| Surname | Smith |
| Given Name | Mamie G |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | Wisconsin |
| Age at First Marriage | 23 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
Head, age 74
King-County, Washington · implied b. ~1866 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Minnie G. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Class of Worker | No |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Mamie Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mamie Smith
Head · 1930 · age 64 · b. ~1866 · Washington
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — King, Washington
Open full size
1930 US Federal Census — King, Washington
Page Contents
16 people indexed on this census page (ia:1930:15thcensus2501unit:0178)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ralph H Weymouth | 45 | Head | Contractor | California |
| 2 | Elizabeth S Weymouth | 39 | Wife-H | None | District Columbia |
| 3 | Ralph H Jr Weymouth | 12 | Son | None | Washington |
| 4 | Colin Weymouth | 11 | Son | None | Wyoming |
| 5 | Richard Weymouth | 10 | Son | None | New York |
| 6 | Mamie G Smith THIS PERSON | 64 | Head | None | Wisconsin |
| 7 | Lillian G Smith | 37 | Daughter | Stenographer | Washington |
| 8 | — | None | — | None | — |
| 9 | Card Of | None | — | — | — |
| 10 | Mistake | None | — | — | — |
| 11 | — | None | — | — | — |
| 12 | This Ends | 5 | Enumeration | — | — |
| 13 | Arthur T Dreven | 53 | Head | Publisher | Illinois |
| 14 | Marie H Dreven | 48 | Wife-H | None | South Dakota |
| 15 | Gerald H Dreven | 24 | Son | Sheet Metal | South Dakota |
| 16 | Donald Dreven | 9 | Son | None | Washington |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)