MJ
Maria Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Snohomish-County, Washington
Our Model Tree links this Maria Johnson across the 1920, 1930 and 1940 US Censuses in Snohomish-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 4-person household.
Age 55
b. ~1885
Female
Spouse
Born: Finland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Snohomish-County, Washington |
| Surname | Johnson |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Hartford |
| 1935 Residence (County) | Snohomish |
| Naturalization Status | First papers filed |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
| Township / Ward | Hartford |
| Est. Birth Year | ~1885 |
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 Maria | Age | Birth yr |
|---|---|---|---|---|
| Roy Johnson | Son | — | 27 | ~1913 |
| Andrew Johnson | Head | — | 54 | ~1886 |
| Einar Johnson | Son | — | 19 | ~1921 |
| Maria Johnson | Spouse | — | 55 | ~1885 |
Census Appearances
Spouse, age 35
Snohomish, Washington · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Finland |
| Year of Immigration | 1913 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | No |
| Mother Tongue | Swedish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1930
Snohomish, Washington
Spouse, age 45
Snohomish, Washington · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Maria H |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Finland |
| Naturalization Status | Alien |
| Year of Immigration | 1910 |
| Age at First Marriage | 26 |
| Father's Birthplace | Finland |
| Mother's Birthplace | Finland |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Finland |
| Birthplace (normalized) | finland |
1940
Snohomish-County, Washington
Spouse, age 55
Snohomish-County, Washington · implied b. ~1885 — 4 household members
| Surname | Johnson |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Finland |
| 1935 Residence (City) | Hartford |
| 1935 Residence (County) | Snohomish |
| Naturalization Status | First papers filed |
| Income (1939) | 0 |
| Highest Grade | No 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 Maria Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Maria Johnson
Spouse · 1940 · age 55 · b. ~1885 · 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 — Snohomish-County, Washington
Open full size
1940 US Federal Census — Snohomish-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04360-00061)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rodney Hagerfield | 12 | Son | — | Washington |
| 42 | John Kallio | 66 | Head | — | Sweden |
| 43 | Freda Kallio | 60 | Wife | — | Sweden |
| 44 | Evert Erickson | 42 | Head | Logger | Finland |
| 45 | Edith Erickson | 36 | Wife | — | Idaho |
| 46 | Nancy Erickson | 4 | Daughter | — | Washington |
| 47 | Diane Erickson | 2 | Daughter | — | Washington |
| 48 | Dorothy Loch | 37 | Head | — | Iowa |
| 49 | Robert Mcgluch | 20 | Son | Laborer | Washington |
| 50 | Andrew Johnson | 54 | Head | Laborer | Finland |
| 51 | Maria Johnson THIS PERSON | 55 | Wife | — | Finland |
| 52 | Roy Johnson | 27 | Son | Laborer | Washington |
| 53 | Einar Johnson | 19 | Son | New Worker | Washington |
| 54 | Hannah Johnson | 60 | Head | Housekeeper | Finland |
| 55 | Reinold Johnson | 20 | Son | New Worker | Washington |
| 56 | Ed Owens | 34 | Head | — | New York |
| 57 | Minnie Owens | 35 | Daughter | — | Washington |
| 58 | Owen Owens | 24 | Son | Pulp Wood Cutter | Washington |
| 59 | Jennie Owens | 20 | Daughter in Law | — | Washington |
| 60 | Richard Owens | 15 | Son | Faller | Washington |
| 61 | D. E. Freese | 40 | Son in Law | — | Iowa |
| 62 | Barbara Freese | 25 | Daughter | — | Washington |
| 63 | Dean Freese | 7 | Grandson | — | Washington |
| 64 | C. J. Tropp | 24 | Head | Pastor | Nebraska |
| 65 | Grant Rice | 35 | Head | Laborer | Washington |
| 66 | Ruth Rice | 27 | Wife | — | Washington |
| 67 | Betty Rice | 13 | Daughter | — | Washington |
| 68 | Mildred Rice | 12 | Daughter | — | Washington |
| 69 | Grant Rice | 3 | Son | — | Washington |
| 70 | Mable V. Rice | 12 | Daughter | — | Washington |
| 71 | Robert Julian | 39 | Head | — | Indiana |
| 72 | Dorothy Julian | 35 | Wife | Post Mistress | Wisconsin |
| 73 | Ione Sawyer | 15 | Step Daughter | — | Washington |
| 74 | Janette Julian | 1 | Daughter | — | Washington |
| 75 | Pauline Bristake | 84 | Head | — | Germany |
| 76 | Arthur E. Bylo | 49 | Head | Section Foreman | Michigan |
| 77 | Helen Bylo | 49 | Wife | — | Missouri |
| 78 | Leroy Bylo | 16 | Son | — | Washington |
| 79 | Ray Bylo | 13 | Son | — | Washington |
| 80 | Robert Bylo | 7 | Son | — | Washington |
Related Census Records
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)