MJ
Martin Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Martin Johnson across the 1910, 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents Elsa — first a head (b.~1894), then head of a 4-person household.
Age 46
b. ~1894
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Salesman |
| Industry | whlse paint store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 278 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Salesman |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1894 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martin | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Johnson | Daughter | — | 17 | ~1923 |
| Myrta Johnson | Daughter | — | 18 | ~1922 |
| Martin Johnson | Head | — | 46 | ~1894 |
| Ruth Johnson | Spouse | — | 46 | ~1894 |
Census Appearances
1910
King, Washington
Son, age 16
King, Washington · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martin L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | grocery store |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
King, Washington
Head, age 26
King, Washington · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | shipping clerk |
| Industry | Paint Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Head, age 36
King, Washington · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 26 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Order Clerk |
| Industry | Paint Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Head, age 46
King-County, Washington · implied b. ~1894 — 4 household members
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Occupation | Salesman |
| Industry | whlse paint store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 278 |
| Highest Grade | No 8 |
| 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 Martin Johnson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elsa Johnson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elsa Johnson
b. ~1852
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martin Johnson
Head · 1940 · age 46 · b. ~1894 · 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
36 people indexed on this census page (nara:1940:m-t0627-04383-00944)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Theresa Miller | 57 | wife | — | Wisconsin |
| 43 | Axel Lindell | 50 | Head | Blacksmith | Sweden |
| 44 | Anna Lindell | 50 | wife | — | Denmark |
| 45 | Harry Lindell | 19 | Son | Helper | Washington |
| 46 | Margaret Lindell | 18 | Daughter | — | Washington |
| 47 | Frank Lindell | 14 | Son | — | Washington |
| 48 | Martin Johnson THIS PERSON | 46 | Head | Salesman | Washington |
| 49 | Ruth Johnson | 46 | wife | Candy Packer | Illinois |
| 50 | Myrta Johnson | 18 | Daughter | — | Washington |
| 51 | Marjorie Johnson | 17 | Daughter | — | Washington |
| 52 | Walter Wood | 46 | Head | Water Meter Repairer | Washington |
| 53 | Anna Wood | 50 | wife | — | Pennsylvania |
| 54 | Robert Wood | 9 | son | — | Washington |
| 55 | Carl S. Webb | 34 | Head | Machinist | Ohio |
| 59 | George A. Giles | 32 | Head | Machinist | Indiana |
| 60 | Josephine Giles | 28 | wife | — | Washington |
| 61 | George A. Jr. Giles | 4 | Son | — | Washington |
| 62 | Henry A. Giles | 37 | Brother | Seaman | Minnesota |
| 63 | Alvin Miller | 37 | Head | Filling Station | Michigan |
| 64 | Clara Miller | 29 | wife | — | N. Dakota |
| 65 | Jack Colbert | 39 | Head | Carpenter | Georgia |
| 66 | Opal Colbert | 33 | wife | — | Washington |
| 67 | Jack Jr. Colbert | 15 | Son | — | Washington |
| 68 | Clifford Miller | 40 | Head | Veneer Worker | Michigan |
| 69 | Kathleen Miller | 34 | wife | — | England |
| 70 | Dolores Miller | 11 | Daughter | — | Washington |
| 71 | Priscilla Miller | 9 | Daughter | — | Washington |
| 72 | Lewis Miller | 82 | Head | — | Pennsylvania |
| 73 | Sarah Miller | 78 | wife | — | Maine |
| 74 | August Schuler | 45 | Head | Conveyor Installation | Indiana |
| 75 | Anna Schuler | 39 | wife | — | Michigan |
| 76 | Luana Schuler | 18 | Daughter | — | Washington |
| 77 | Paul Schuler | 17 | Son | — | Washington |
| 78 | Charles Schuler | 8 | Son | — | Washington |
| 79 | Otto Scherf | 50 | Head | Toolroom Keeper | Wisconsin |
| 80 | Berniece Scherf | 49 | wife | — | Wisconsin |
Pedigree Summary
Martin
Gen 1 · 1 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)