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Margaret Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Grant-County, Oregon
Our Model Tree links this Margaret Mason across the 1920, 1930 and 1940 US Censuses in Grant-County, Oregon (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 4-person household.
Age 51
b. ~1889
Female
Spouse
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Grant-County, Oregon |
| Surname | Mason |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Middle Precinct |
| 1935 Residence (County) | Grant |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Farm Operator |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 74 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Farm Operator |
| Township / Ward | Middle Precinct |
| Est. Birth Year | ~1889 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Mason | Spouse | — | 51 | ~1889 |
| Wilfred Mason | Son | — | 21 | ~1919 |
| John Mason | Head | — | 64 | ~1876 |
| Alan Mason | Son | — | 23 | ~1917 |
Census Appearances
1920
Grant, Oregon
Spouse, age 31
Grant, Oregon · implied b. ~1889 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Margaret J |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Year of Naturalization | 1910 |
| Birthplace (normalized) | scotland |
1930
Grant, Oregon
Spouse, age 42
Grant, Oregon · implied b. ~1888 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Margaret J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 22 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Grant-County, Oregon
Spouse, age 51
Grant-County, Oregon · implied b. ~1889 — 4 household members
| Surname | Mason |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Middle Precinct |
| 1935 Residence (County) | Grant |
| Naturalization Status | Naturalized |
| Occupation | Farm Operator |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 74 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Margaret Mason across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Mason
Spouse · 1940 · age 51 · b. ~1889 · Oregon
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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 — Grant-County, Oregon
Open full size
1940 US Federal Census — Grant-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03361-00182)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Myron C. Mckenna | 17 | Head | — | Oregon |
| 2 | Harold C. Mckenna | 15 | Son | — | Oregon |
| 3 | Wayne F. Mckenna | 13 | Son | — | Oregon |
| 4 | Maurice F. Mckenna | 13 | Son | — | Oregon |
| 5 | Shirley A. Mckenna | 4 | Daughter | — | Oregon |
| 6 | Ivan Mcclintock | 31 | Head | Sheepherder | Washington |
| 7 | Libby D. Mcclintock | 30 | Wife | — | N. Carolina |
| 8 | Cecil J. Mclemore | 35 | Head | Farm Hand | Oregon |
| 9 | Hazel G. Mclemore | 25 | Wife | — | Oregon |
| 10 | Patty J. Mclemore | 2 | Daughter | — | Oregon |
| 11 | Frank W. Lemore | 50 | Head | Farm Operator | Oregon |
| 12 | Velma E. Lemore | 48 | Wife | — | Oregon |
| 13 | Sidney Officer | 43 | Head | Farm Hand | Oregon |
| 14 | Estel D. Officer | 37 | Wife | — | Oregon |
| 15 | Irene Officer | 15 | Daughter | — | Oregon |
| 16 | La Dee Officer | 13 | Daughter | — | Oregon |
| 17 | John D. Mason | 64 | Head | Laborer | Oregon |
| 18 | Margaret Mason THIS PERSON | 51 | Wife | Farm Operator | Scotland |
| 19 | Alan Mason | 23 | Son | Farm Hand | Oregon |
| 20 | Wilfred V. Mason | 21 | Son | — | Oregon |
| 21 | Robert S. Strait | 55 | Head | Farm Operator | W. Virginia |
| 22 | Delphia D. Strait | 29 | Wife | — | Oregon |
| 23 | Robert L. Strait | 11 | Son | — | Oregon |
| 24 | William A. Strait | 9 | Son | — | Oregon |
| 25 | Pearl O. Strait | 8 | Daughter | — | Oregon |
| 26 | John R. Hank | 25 | Head | Farm Operator | Oregon |
| 27 | Theda A. Hank | 22 | Wife | — | Oregon |
| 28 | Robert M. Officer | 41 | Head | Farm Operator | Oregon |
| 29 | Emma M. Officer | 25 | Wife | — | Oregon |
| 30 | Marylou J. Officer | 5 | Daughter | — | Oregon |
| 31 | Carl C. Edwards | 28 | Head | Farm Operator | Oregon |
| 32 | Sylvia J. Edwards | 25 | Wife | — | Oregon |
| 33 | Ray Thompson | 50 | Head | Farm Hand | Oregon |
| 34 | May D. Thompson | 45 | Wife | — | Washington |
| 35 | Byron S. Thompson | 12 | Son | — | Oregon |
| 36 | Shirley M. Thompson | 7 | Daughter | — | Oregon |
| 37 | James A. Mcarthur | 49 | Head | Farm Operator | Scotland |
| 38 | Katherine Mcarthur | 47 | Wife | — | Scotland |
| 39 | Wm. Tom Thorburn | 66 | Hired man | Sheepherder | Scotland |
| 40 | George P. Yokom | 47 | Head | Farm Operator | Iowa |
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)