PN
Peter Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Peter Nelson across the 1910, 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents Thelmina & Edward — first a head (b.~1890), then head of a 3-person household.
Age 50
b. ~1890
Male
Head
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Nelson |
| Given Name | Peter M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Seattle city |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Building trades |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1296 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Carpenter |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1890 |
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 Peter | Age | Birth yr |
|---|---|---|---|---|
| Peter Nelson | Head | — | 50 | ~1890 |
| H Nelson | Son | — | 17 | ~1923 |
| Margareta Nelson | Spouse | — | 59 | ~1881 |
Census Appearances
1910
King, Washington
Son, age 21
King, Washington · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Peter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Norway |
| Year of Immigration | 1908 |
| Naturalization Status | Alien |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Dressmaker |
| Industry | At home |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1920
King, Washington
Head, age 31
King, Washington · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Peter M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Norway |
| Year of Immigration | 1903 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Carpenter |
| Industry | Shipyards |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1930
King, Washington
Head, age 40
King, Washington · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Peter B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1909 |
| Age at First Marriage | 21 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Boat Builder |
| Industry | Shipyard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | O |
| Home Value / Rent | 3250 |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
King-County, Washington
Head, age 50
King-County, Washington · implied b. ~1890 — 3 household members
| Surname | Nelson |
| Given Name | Peter M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Seattle city |
| 1935 Residence (County) | King |
| Naturalization Status | Naturalized |
| Occupation | Carpenter |
| Industry | Building trades |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 1296 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 Peter Nelson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Thelmina Nelson (~0.92 confidence) and father Edward Nelson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Thelmina Nelson
b. ~1853
Source mother
● Household
· direct · ~0.92
Father
Edward Nelson
b. ~1854
Source father
● Household
· direct · ~0.92
This person
Anchor record
Peter Nelson
Head · 1940 · age 50 · b. ~1890 · Washington
★ You are viewing this record
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-t0627-04374-00086)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Zetter | 67 | Head | — | Missouri |
| 2 | John Magnusson | 53 | Head | Carpenter | Iceland |
| 3 | Gudrun S. Magnusson | 48 | Wife | — | English Canada |
| 4 | Robert Magnusson | 16 | Son | — | Washington |
| 5 | Anna Magnusson | 13 | Daughter | — | Washington |
| 6 | Florence Magnusson | 5 | Daughter | — | Washington |
| 7 | Ruth Mills | 23 | Head | Stenographer | Indiana |
| 8 | Marilyn Mills | 5 | Daughter | — | Washington |
| 9 | Maud Baney | 57 | Mother | — | Ohio |
| 10 | John Ingwersen | 45 | Head | Machinist | Iowa |
| 11 | Ethel Ingwersen | 35 | Wife | — | Minnesota |
| 12 | Jane Ingwersen | 14 | Daughter | — | Washington |
| 13 | Harry Lanterman | 62 | Head | Chief Cook | Minnesota |
| 14 | Florence Lanterman | 58 | Wife | — | Wisconsin |
| 15 | Peter M. Nelson THIS PERSON | 50 | Head | Carpenter | Norway |
| 16 | Margareta Nelson | 59 | Wife | — | Norway |
| 17 | H. Elmo Nelson | 17 | Son | — | Washington |
| 18 | Edward D. Keelsin | 85 | Head | — | Norway |
| 19 | Irene Carroll | 30 | Head | Power Machine | Washington |
| 20 | Raymond Vandenboom | 12 | Son | — | California |
| 21 | Elsie Winters | 36 | Partner | Power Machine | Washington |
| 22 | Alma Carroll | 54 | Mother | — | Washington |
| 23 | James Glenn | 38 | Head | Assistant Foreman | Idaho |
| 24 | Edna M. Glenn | 34 | Wife | — | Wisconsin |
| 25 | James G. Glenn | 11 | Son | — | Washington |
| 26 | Mary Anne Glenn | 8 | Daughter | — | Washington |
| 27 | Lucius A. Ballard | 34 | Head | Dentist | Kansas |
| 28 | Lorna C. Ballard | 33 | Wife | — | English Canada |
| 29 | Lucius John Ballard | 5 | Son | — | Washington |
| 30 | Barbara Lynne Ballard | 1 | Daughter | — | Washington |
| 31 | Bert B. Stevens | 70 | Head | Shipping Man | Norway |
| 32 | Hulda Stevens | 70 | Wife | — | Norway |
| 33 | Andrew Fredrickson | 64 | Head | Carpenter | Norway |
| 34 | Helene Fredrickson | 62 | Wife | — | Norway |
| 35 | Leo Deitz | 32 | Head | Carrier Operator | Austria |
| 36 | Gladys Deitz | 30 | Wife | — | Nebraska |
| 37 | Joanne Deitz | 8 | Daughter | — | Washington |
| 38 | Leo Jr. Deitz | 4 | Son | — | Washington |
| 39 | Henry Arnold | 68 | Head | — | Indiana |
Pedigree Summary
Peter
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)