MO
Mary Olson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Coos, Oregon
Our Model Tree links this Mary Olson across the 1920, 1930 and 1940 US Censuses in Coos, Oregon (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 5-person household.
Age 38
b. ~1882
Female
Spouse
Born: Washington
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Coos, Oregon |
| Surname | Olson |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Fat Elk Precinct |
| Est. Birth Year | ~1882 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Robert Olson | Son | — | 2 | ~1918 |
| Myrtle Olson | Daughter | — | 13 | ~1907 |
| Lavina Olson | Daughter | — | 16 | ~1904 |
| Samuel Olson | Head | — | 51 | ~1869 |
| Mary Olson | Spouse | — | 38 | ~1882 |
Census Appearances
1920
Coos, Oregon
Spouse, age 38
Coos, Oregon · implied b. ~1882 — 5 household members
| Surname | Olson |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Coos, Oregon
Other, age 48
Coos, Oregon · implied b. ~1882 — 45 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 16 |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
Head, age 57
Coos-County, Oregon · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Widowed |
| Birthplace | Washington |
| 1935 Residence (City) | division of county 28 Fat Elk |
| 1935 Residence (County) | Coos |
| Occupation | manager |
| Industry | Dairy Ranch |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| 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 Mary Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Olson
Spouse · 1920 · age 38 · b. ~1882 · Oregon
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Coos, Oregon
Open full size
1920 US Federal Census — Coos, Oregon
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1493unit:0819)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John T Hartley | 56 | Head | Farmer | Canada |
| 52 | Daniel Hartley | 8 | Son | None | Oregon |
| 53 | Harry S Krantz | 32 | Head | Farmer | Oregon |
| 54 | Dorothy Krantz | 19 | Wife | None | Oregon |
| 55 | Roy L Shull | 31 | Head | Farmer | Oregon |
| 56 | Margaret E Shull | 26 | Wife | None | Nebraska |
| 57 | Essie L Shull | 6 | Daughter | None | Oregon |
| 58 | Margaret R Shull | 5 | Daughter | None | Oregon |
| 59 | Oliver L Shull | 2 | Son | None | Oregon |
| 60 | Oren B Shull | 0 | Son | None | Oregon |
| 61 | Frank B Fisk | 48 | Head | Farmer | Minnesota |
| 62 | Elizabeth E Fisk | 42 | Wife | None | California |
| 63 | Harvey H Fisk | 17 | Son | Labor | Oregon |
| 64 | Leona E Fisk | 15 | Daughter | None | Oregon |
| 65 | Warren D Fisk | 13 | Son | None | Oregon |
| 66 | Robert M Fisk | 10 | Son | None | Oregon |
| 67 | Theresa E Fisk | 6 | Daughter | None | Oregon |
| 68 | Harold W Fisk | 2 | Son | None | Oregon |
| 69 | Chauncey R Gales | 78 | Father-in-law | None | New York |
| 70 | Ella Gales | 69 | Mother-in-law | None | Michigan |
| 71 | Ira L Baumgardner | 37 | Head | Farmer | Missouri |
| 72 | Mary E Baumgardner | 30 | Wife | None | Oregon |
| 73 | Robert H Baumgardner | 6 | Son | None | Oregon |
| 74 | Alta M Baumgardner | 3 | Daughter | None | Oregon |
| 75 | Lansing Armstrong | 51 | Head | Farmer | California |
| 76 | Ethel L Armstrong | 37 | Wife | None | Oregon |
| 77 | George L Armstrong | 17 | Son | Labor | Oregon |
| 78 | Leola M Armstrong | 15 | Daughter | None | Oregon |
| 79 | Etta E Armstrong | 12 | Daughter | None | Oregon |
| 80 | Ora E Armstrong | 8 | Daughter | None | Oregon |
| 81 | Orval E Armstrong | 4 | Son | None | Oregon |
| 82 | Isabel G Armstrong | 1 | Daughter | None | Oregon |
| 83 | Samuel M Olson | 51 | Head | Farmer | Norway |
| 84 | Mary E Olson THIS PERSON | 38 | Wife | None | Washington |
| 85 | Lavina M Olson | 16 | Daughter | None | Oregon |
| 86 | Myrtle A Olson | 13 | Daughter | None | Oregon |
| 87 | Robert Olson | 2 | Son | None | Oregon |
| 88 | Jacob F Fonts | 64 | Head | Common Labor | Oregon |
| 89 | John Fonts | 66 | Brother | Common Labor | Oregon |
| 90 | Alfred C Johnston | 24 | Head | Common Labor | Oregon |
| 91 | Blanche Johnston | 23 | Wife | None | Oregon |
| 92 | Doris M Johnston | 4 | Daughter | None | Oregon |
| 93 | Arthur M Hunsinger | 16 | Brother-in-law | None | Nevada |
| 94 | Thomas S Robison | 36 | Head | Farmer | Oregon |
| 95 | Ida N Robison | 28 | Wife | None | Oregon |
| 96 | Leon S Robison | 5 | Son | None | Oregon |
| 97 | Beatrice M Robison | 3 | Daughter | None | Oregon |
| 98 | John Doyle | 58 | Head | Common Labor | Tennessee |
| 99 | Lillie Doyle | 57 | Wife | None | No Carolina |
| 100 | Mabel V Doyle | 18 | Daughter | None | Oregon |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)