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Mary Mcdonnell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Spokane-County, Washington
Our Model Tree links this Mary Mcdonnell across the 1930 and 1940 US Censuses in Spokane-County, Washington (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Spokane-County, Washington |
| Surname | McDonnell |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Spokane |
| 1935 Residence (County) | Spokane |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | G 3 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Township / Ward | Spokane |
| Est. Birth Year | ~1919 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Elsie Mcdonnell | Spouse | — | 58 | ~1882 |
| Anne Mcdonnell | Daughter | — | 18 | ~1922 |
| Mary Mcdonnell | Daughter | — | 21 | ~1919 |
| Angus Mcdonnell | Head | — | 60 | ~1880 |
Census Appearances
1930
Spokane, Washington
Daughter, age 11
Spokane, Washington · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonnell |
| Given Name | Mary U. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Canada-Eng |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Spokane-County, Washington
Daughter, age 21
Spokane-County, Washington · implied b. ~1919 — 4 household members
| Surname | McDonnell |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Spokane |
| 1935 Residence (County) | Spokane |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | G 3 |
| 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 Mary Mcdonnell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcdonnell
Daughter · 1940 · age 21 · b. ~1919 · Washington
★ You are viewing this record
Sibling
Anne Mcdonnell
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Spokane-County, Washington
Open full size
1940 US Federal Census — Spokane-County, Washington
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-04385-00821)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Moffatt | 17 | Daughter | — | Montana |
| 42 | Paul Moffatt | 15 | Son | — | Montana |
| 43 | Dee Moffatt | 13 | Son | — | Montana |
| 44 | William H Mathews | 22 | Head | Candy Maker | Illinois |
| 45 | Kathryn Mathews | 23 | Wife | Sales Lady | Montana |
| 46 | William Byers | 29 | Head | Bookkeeper | Virginia |
| 47 | Geraldine Byers | 25 | Wife | Sales Lady | Idaho |
| 48 | Paul N Travis | 48 | Head | Inspector | Oregon |
| 49 | Ruth S Travis | 43 | Wife | Housewife | Washington |
| 50 | Jean Travis | 21 | Daughter | Clerk | Washington |
| 51 | Grace Hunt | 40 | Head | Operator | Missouri |
| 52 | Jack Hunt | 14 | Son | — | Washington |
| 53 | Melissa Emery | 73 | Mother | — | Pennsylvania |
| 54 | Myrtle Simpson | 56 | Sister | — | Washington |
| 56 | Angus Mcdonnell | 60 | Head | Policeman | Canada |
| 57 | Elsie Mcdonnell | 58 | Wife | Housewife | Minnesota |
| 58 | Mary Mcdonnell THIS PERSON | 21 | Daughter | — | Washington |
| 59 | Anne Mcdonnell | 18 | Daughter | Usherette | Washington |
| 60 | Elgie Newell | 43 | Head | Mill Dept | Idaho |
| 61 | Lenore Newell | 41 | Wife | Housewife | Idaho |
| 62 | Elaine Newell | 17 | Daughter | — | Washington |
| 63 | Lois Newell | 15 | Daughter | — | Washington |
| 64 | Robert Newell | 13 | Son | — | Washington |
| 65 | Amanda Johnson | 64 | M. in L. | House Work | Sweden |
| 66 | Bertha A Owens | 46 | Head | House Work | Canada |
| 67 | Lorene D A B Owens | 22 | Son | — | Washington |
| 68 | John Paulson | 73 | Father | Machinist | Denmark |
| 69 | Phoebe Paulson | 73 | Mother | Housewife | England |
| 70 | Alvin Gordon | 21 | Lodger | Co-Operator | Washington |
| 71 | Edward B Nelson | 53 | Head | Foreman | Michigan |
| 72 | Mary Nelson | 52 | Wife | Housewife | Michigan |
| 73 | Thelma Nelson | 29 | Daughter | Bus Edit | Michigan |
| 74 | Elden Brewer | 61 | Head | Mining Eng | Missouri |
| 75 | Amanda Brewer | 45 | Wife | House Work | Texas |
| 76 | Minnie Brewer | 31 | Daughter | Typist | Texas |
| 77 | Aulda A B Brewer | 29 | Daughter | Yard Worker | Washington |
| 78 | Mary Lowery | 70 | Head | Waitress | Canada |
| 79 | Ernest Rowse | 66 | Brother | Cook | Missouri |
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)