MS
Mary Sutherland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mary Sutherland across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 6-person household.
Age 55
b. ~1885
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Sutherland |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Chicago |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Margaret Sutherland | Other | — | 20 | ~1920 |
| Robert Sutherland | Son | — | 5 | ~1935 |
| Robert Sutherland | Head | — | 65 | ~1875 |
| Gertrude Sutherland | Daughter | — | 29 | ~1911 |
| Robert Sutherland | Son | — | 21 | ~1919 |
| Mary Sutherland | Spouse | — | 55 | ~1885 |
Census Appearances
1930
Cook, Illinois
Spouse, age 45
Cook, Illinois · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sutherland |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | First papers filed |
| Year of Immigration | 1904 |
| Age at First Marriage | 21 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Cook-County, Illinois
Spouse, age 55
Cook-County, Illinois · implied b. ~1885 — 6 household members
| Surname | Sutherland |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Sutherland across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Sutherland
Spouse · 1940 · age 55 · b. ~1885 · Illinois
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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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00932-00834)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy Heidendorf | 18 | Daughter | Sales Lady | Michigan |
| 2 | Virginia Heidendorf | 17 | Daughter | Waitress | Indiana |
| 3 | Rose Marie Heidendorf | 10 | Daughter | — | Illinois |
| 4 | Martin Mchugh | 36 | Head | Conductor | Illinois |
| 5 | Julia Mchugh | 32 | Wife | — | Ireland |
| 6 | Brendan Mchugh | 7 | Son | — | Illinois |
| 7 | Mary Mchugh | 5 | Daughter | — | Illinois |
| 8 | Michael Shefler | 42 | Head | Officer | Illinois |
| 9 | Ruth Shefler | 45 | Wife | — | Illinois |
| 10 | Anna M. Shefler | 21 | Daughter | Model | Illinois |
| 11 | Manuel Jr. Shefler | 19 | Son | U.S. Army | Illinois |
| 12 | James Lusso | 31 | Head | Meat Cutter | Illinois |
| 13 | Gladys Lusso | 31 | Wife | — | Ohio |
| 14 | Ronald Farley | 11 | Son | — | Michigan |
| 15 | Donald Farley | 11 | Son | — | Michigan |
| 16 | Alice Messerman | 52 | Mother-in-law | — | Ohio |
| 17 | Robert Sutherland | 65 | Head | Carpenter | Canada |
| 18 | Mary L. Sutherland THIS PERSON | 55 | Wife | — | England |
| 19 | Gertrude Sutherland | 29 | Daughter | Merchandise Marker | Illinois |
| 20 | Robert Jr. Sutherland | 21 | Son | Bill Clerk | Illinois |
| 21 | Robert Jr. Sutherland | 5 | Son | — | Illinois |
| 22 | Margaret Sutherland | 20 | Daughter-in-law | — | Illinois |
| 23 | Michael Shanley | 38 | Head | Conductor | Illinois |
| 24 | Mary Shanley | 37 | Wife | — | Ireland |
| 25 | Mary T. Shanley | 10 | Daughter | — | Illinois |
| 26 | Ann B. Shanley | None | Daughter | — | 2 |
| 27 | Rita F. Shanley | 6 | Daughter | — | Illinois |
| 28 | Andrew Joyce | 62 | Lodger | Motorman | Ireland |
| 29 | Anna Stragenas | 54 | Lodger | — | Texas |
| 30 | Virgil Hayden | 65 | Head | Engineer | New York |
| 31 | Carrie Hayden | 66 | Wife | — | New York |
| 32 | Frank Whalen | 45 | Head | Asst Office Manager | Illinois |
| 33 | Elsa Whalen | 47 | Wife | — | Illinois |
| 34 | Margaret Whalen | 19 | Daughter | Stenographer | Illinois |
| 35 | Catherine Whalen | 12 | Daughter | — | Illinois |
| 36 | William Miller | 46 | Head | Milkman | Illinois |
| 37 | Lillian Miller | 42 | Wife | — | Illinois |
| 38 | Dorothy Miller | 16 | Daughter | — | Illinois |
| 39 | Phyllis Miller | 7 | Daughter | — | Illinois |
| 40 | George Tenhaaf | 39 | Head | Teacher | Holland |
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)