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Frank Griffin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · King-County, Washington
Our Model Tree links this Frank Griffin across the 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 6-person household.
Age 10
b. ~1930
Male
Son
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Griffin |
| Given Name | Frank M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Seattle |
| Est. Birth Year | ~1930 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Helen Griffin | Daughter | — | 19 | ~1921 |
| Charlotte Griffin | Daughter | — | 20 | ~1920 |
| Frances Griffin | Daughter | — | 12 | ~1928 |
| Frank Griffin | Head | — | 51 | ~1889 |
| Charlotte Griffin | Spouse | — | 39 | ~1901 |
| Frank Griffin | Son | — | 10 | ~1930 |
Census Appearances
1930
King, Washington
Son, age
King, Washington · implied b. ~1930 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffin |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | South Dakota |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Son, age 10
King-County, Washington · implied b. ~1930 — 6 household members
| Surname | Griffin |
| Given Name | Frank M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| 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 Frank Griffin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Frank Griffin
Son · 1940 · age 10 · b. ~1930 · Washington
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Sibling
Helen Griffin
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Griffin
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Griffin
Sibling · 1940 · age 12
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
1940 US Federal Census — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04382-00820)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Peter Paulson | 40 | Head | Boilermaker | Wisconsin |
| 2 | Marguerite Paulson | 35 | Wife | — | Missouri |
| 3 | Jorgen Jorgensen | 55 | Head | Baker'S Helper | Denmark |
| 4 | Agnes Jorgensen | 50 | Wife | Baker | Denmark |
| 5 | Kreston Jorgensen | 20 | Son | Baker'S Helper | Washington |
| 6 | Eddie Milosich | 52 | Head | — | Jugoslavia |
| 7 | Mitchell Milosich | 23 | Son | Carpenter'S Helper | Washington |
| 8 | Helen Milosich | 24 | Daughter | Elevator Operator | Washington |
| 9 | Sara Milosich | 26 | Daughter | Office Machine | Washington |
| 10 | George Welch | 51 | Head | Odd Jobs Labor | Jugoslavia |
| 12 | Lester Kiernan | 55 | Head | Proprietor | Ohio |
| 13 | William Gistatus | 60 | Head | Grocery Salesman | Albania |
| 14 | George Gistatus | 12 | Son | — | Washington |
| 15 | Elmer Locke | 50 | Head | Carpenter | Minnesota |
| 16 | Mabel C. Locke | 40 | Wife | — | Washington |
| 17 | Louise Locke | 16 | Daughter | — | Washington |
| 18 | Ruth Vandergrift | 54 | Lodger | Lunch Room Worker | Kansas |
| 19 | Emma Goodman | 72 | Head | — | England |
| 20 | Frank M. Griffin | 51 | Head | — | North Dakota |
| 21 | Charlotte Griffin | 39 | Wife | — | Iowa |
| 22 | Charlotte A. Griffin | 20 | Daughter | Housework | Washington |
| 23 | Helen M. Griffin | 19 | Daughter | Sales Girl | Washington |
| 24 | Frances M. Griffin | 12 | Daughter | — | Washington |
| 25 | Frank M. Griffin THIS PERSON | 10 | Son | — | Washington |
| 26 | Charles D. Johnson | 58 | Head | Watch Maker | Washington |
| 27 | Myrtle Johnson | 40 | Wife | — | Michigan |
| 28 | Vivian M. Johnson | 17 | Daughter | — | Washington |
| 29 | Donald L. Johnson | 8 | Son | — | Washington |
| 30 | Gerald C. Johnson | 1 | Son | — | Washington |
| 31 | Walter Bruhn | 38 | Head | Labor, Odd Jobs | Minnesota |
| 32 | Viola Bruhn | 29 | Wife | — | South Dakota |
| 33 | Shirley M. Bruhn | 10 | Daughter | — | Minnesota |
| 34 | Walter A. Bruhn | 7 | Son | — | Minnesota |
| 35 | Marietta E. Bruhn | 4 | Daughter | — | Minnesota |
| 36 | Otto C. Bruhn | 1 | Son | — | Washington |
| 37 | Fred W. Hellner | 46 | Head | — | Texas |
| 38 | Pearl V. Hellner | 51 | Wife | Cook | Missouri |
| 39 | John T. Tredidga | 53 | Head | Truck Driver | England |
| 40 | Gladys Tredidga | 45 | Wife | — | England |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)