AP
Anna Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · King-County, Washington
Our Model Tree links this Anna Peterson across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 3-person household.
Age 52
b. ~1888
Female
Spouse
Born: Finland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Peterson |
| Given Name | Anna E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | H 8 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Township / Ward | Seattle |
| Est. Birth Year | ~1888 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Alva Peterson | Daughter | — | 20 | ~1920 |
| William Peterson | Head | — | 56 | ~1884 |
| Anna Peterson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
King, Washington
Spouse, age 32
King, Washington · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Anna S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1930
King, Washington
Other, age 42
King, Washington · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Anna S |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1906 |
| Age at First Marriage | 19 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
King-County, Washington
Spouse, age 52
King-County, Washington · implied b. ~1888 — 3 household members
| Surname | Peterson |
| Given Name | Anna E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Highest Grade | H 8 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
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 Anna Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Anna Peterson
Spouse · 1940 · age 52 · b. ~1888 · Washington
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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
40 people indexed on this census page (nara:1940:m-t0627-04377-00309)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Antoinette Antunich | 27 | Daughter | Dress Cutter | Washington |
| 42 | James F. O'Neil | 69 | Head | Switchman | Ohio |
| 43 | Anne O'Neil | 58 | Wife | — | England |
| 44 | William E. Peterson | 56 | Head | Tree Surgeon | Denmark |
| 45 | Anna E. Peterson THIS PERSON | 52 | Wife | — | Finland |
| 46 | Alva S. Peterson | 20 | Daughter | Stenographer | Washington |
| 47 | Hard Maple Block 50 And | None | begin | — | — |
| 48 | Owen P. Tibbetts | 47 | Head | Firing Clerk | Illinois |
| 49 | Walter H. Hassell | 24 | Son-in-law | Salesman | New York |
| 50 | Betty Hassell | 21 | Daughter | — | Washington |
| 51 | Clifford Hassell | 0 | Grandson | — | Washington |
| 52 | John L. Ardor | 35 | Head | Machine Tender | Ohio |
| 53 | Helen M. Ardor | 34 | Wife | — | Washington |
| 54 | Eileen Ardor | 9 | Daughter | — | Washington |
| 55 | Marilyn Ardor | 7 | Daughter | — | California |
| 56 | Barbara Ardor | 5 | Daughter | — | Washington |
| 57 | Michael Ardor | 25 | Brother | Machine Tender | Ohio |
| 58 | Nicholas Gervich | 54 | Head | Proprietor | Austria |
| 59 | Katta Gervich | 52 | Wife | — | Austria |
| 60 | Albert Gervich | 25 | Son | Fisherman | Washington |
| 61 | Milli Gervich | 20 | Daughter | Fruit Cleaner | Washington |
| 62 | Clyde Trelaggen | 53 | Head | Fisherman | Iowa |
| 63 | Nancy Trelaggen | 15 | Daughter | — | Washington |
| 64 | Herman Peterson | 56 | Boarder | Carpenter | Sweden |
| 65 | Mikael Gerivanich | 48 | Head | Laborer | Austria |
| 66 | Zena Gerivanich | 48 | Wife | — | Washington |
| 67 | Tony Gerivanich | 20 | Son | Fisherman | Washington |
| 68 | George Gerivanich | 18 | Son | Fisherman | Oregon |
| 69 | Michael Gerivanich | 16 | Son | — | Washington |
| 70 | Katherine Gerivanich | 10 | Daughter | — | Washington |
| 71 | Theodore Gerivanich | 3 | Son | — | Washington |
| 72 | Harvey L. Hindman | 39 | Head | Laborer | Arkansas |
| 73 | Florence Hindman | 38 | Wife | — | Colorado |
| 74 | Hubert Hindman | 17 | Son | New Worker | Washington |
| 75 | Lester L. Mayo | 19 | Lodger | Laborer | Washington |
| 76 | Lloyd C. Mayo | 19 | Lodger | Laborer | Washington |
| 77 | Christine Holmes | 64 | Head | — | Sweden |
| 78 | Hjalmar Holmes | 25 | Son | New Worker | Minnesota |
| 79 | Charles E. Hindman | 33 | Head | Foreman | Arkansas |
| 80 | Hindman | None | — | — | — |
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)