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Ida Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · King-County, Washington
Our Model Tree links this Ida Nelson across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 3-person household.
Age 53
b. ~1887
Female
Spouse
Born: Finland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Nelson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1887 |
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 Ida | Age | Birth yr |
|---|---|---|---|---|
| Charles Nelson | Head | — | 53 | ~1887 |
| Charles Nelson | Son | — | 8 | ~1932 |
| Ida Nelson | Spouse | — | 53 | ~1887 |
Census Appearances
1920
King, Washington
Spouse, age 33
King, Washington · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1907 |
| Naturalization Status | Alien |
| 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 44
King, Washington · implied b. ~1886 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ida |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Alien |
| Year of Immigration | 1907 |
| Age at First Marriage | 24 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Occupation | Operator |
| Industry | Shirt Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Finnish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
King-County, Washington
Spouse, age 53
King-County, Washington · implied b. ~1887 — 3 household members
| Surname | Nelson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Ida Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ida Nelson
Spouse · 1940 · age 53 · b. ~1887 · 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
39 people indexed on this census page (nara:1940:m-t0627-04377-00171)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 42 | Emma Vucinovich | 53 | Head | — | Austria |
| 43 | Nick Vucinovich | 28 | Son | Salesman | Washington |
| 44 | George Vucinovich | 24 | Son | Fitter-Maker | Washington |
| 45 | Emil Vucinovich | 22 | Son | Shipping Clerk | Washington |
| 46 | Anista Vucinovich | 20 | Daughter | Stenographer | Washington |
| 47 | Raymond E. Keeley | 39 | Head | Iron Mounter | Indiana |
| 48 | Margaret J. Keeley | 34 | Wife | — | Kentucky |
| 49 | Alice R. Keeley | 16 | Daughter | — | Indiana |
| 50 | Henrietta Stahl | 53 | Head | Packer | Germany |
| 51 | Alta M. Danley | 38 | Head | — | Iowa |
| 52 | Robert R. Danley | 13 | Son | — | Washington |
| 53 | Betty Jean Danley | 11 | Daughter | — | Washington |
| 54 | Clare L. Halton | 17 | Son-in-law | Laborer | Washington |
| 55 | Mary Lee Halton | 16 | Daughter | — | Iowa |
| 56 | Martin Guich | 39 | Head | Fisherman | Italy |
| 57 | Christina Guich | 35 | Wife | Laborer | Italy |
| 58 | Oren Barioli | 16 | Son | — | Washington |
| 59 | Mable Barioli | 15 | Daughter | — | Washington |
| 60 | Minnie Morin | 65 | Mother-in-law | — | Italy |
| 61 | Jack F. O. Beile | 58 | Head | Laborer | Minnesota |
| 62 | William H. Beile | 50 | Brother | Laborer | Washington |
| 63 | Anna L. Makela | 53 | Head | Housekeeper | Finland |
| 64 | Louis F. Steire | 59 | Head | Laborer | Illinois |
| 65 | Bell Steire | 52 | Wife | — | Illinois |
| 66 | George Childs | 75 | Head | — | Wisconsin |
| 67 | Anna Childs | 74 | Wife | — | Wisconsin |
| 68 | Norman A. Kopf | 54 | Head | — | Ohio |
| 69 | Eleanor S. Kopf | 52 | Wife | — | Ohio |
| 70 | Charles Nelson | 53 | Head | — | Finland |
| 71 | Ida Nelson THIS PERSON | 53 | Wife | — | Finland |
| 72 | Charles Jr. Nelson | 8 | Son | Plumber | Washington |
| 73 | Michael Hudi | 74 | Head | — | Finland |
| 74 | Maggie S. Hudi | 69 | Wife | — | Finland |
| 75 | Einer Hudi | 40 | Son | Janitor | Washington |
| 76 | Ellen Hudi | 29 | Daughter-in-law | Cook | Washington |
| 77 | Pearl Staples | 37 | Daughter | Laborer | Washington |
| 78 | Betty Jean Staples | 15 | Granddaughter | — | Washington |
| 79 | Einer F. Staples | 12 | Grandson | — | Washington |
| 80 | Matt Helgeson | 55 | Head | Longshoreman | Norway |
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)