MC
Mary Cannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this Mary Cannon across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 4-person household.
Age 62
b. ~1878
Female
Spouse
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Cannon |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | New Castle City |
| 1935 Residence (County) | New Castle |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | New Castle City |
| Est. Birth Year | ~1878 |
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 |
|---|---|---|---|---|
| Wallace Cannon | Head | — | 65 | ~1875 |
| Mary Cannon | Spouse | — | 62 | ~1878 |
| Elizabeth Becker | Other | — | 51 | ~1889 |
| James Cannon | Son | — | 25 | ~1915 |
Census Appearances
1920
New Castle, …
Other, age 41
New Castle, Delaware · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | Margaret C. |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Keeper |
| Industry | House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Other, age 52
New Castle, Delaware · implied b. ~1878 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | Margaret E |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Northern Ireland |
| Occupation | Bookkeeper |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Spouse, age 62
New-Castle-County, Delaware · implied b. ~1878 — 4 household members
| Surname | Cannon |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | New Castle City |
| 1935 Residence (County) | New Castle |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Cannon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cannon
Spouse · 1940 · age 62 · b. ~1878 · Delaware
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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 — New-Castle-County, Delaware
Open full size
1940 US Federal Census — New-Castle-County, Delaware
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00546-00360)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Matilda Davis | 31 | Daughter | — | Delaware |
| 2 | Richard Davis | 8 | Son | — | Delaware |
| 3 | Barbara Davis | 4 | Daughter | — | Delaware |
| 4 | William Taylor | 58 | Head | Coremaker | Delaware |
| 5 | Lydia Taylor | 55 | Wife | — | Delaware |
| 6 | Hubert Taylor | 23 | Son | Clerk | Delaware |
| 7 | William H. Beak | 57 | Head | Machinist | Pennsylvania |
| 8 | Jennie Beak | 65 | Wife | — | Pennsylvania |
| 9 | Wm. Russell Beak | 29 | Son | Electrician | Pennsylvania |
| 10 | Dorothy Beak | 25 | Daughter | Stenographer | Pennsylvania |
| 11 | Harold Travers | 25 | Head | Auto Mechanic | Maryland |
| 12 | Edith Travers | 22 | Wife | — | Delaware |
| 13 | Janice Travers | 0 | Daughter | — | Delaware |
| 14 | Thomas J. Growell | 80 | Head | — | Wales |
| 15 | Lydia A. Growell | 80 | Wife | — | Delaware |
| 16 | James Carlin | 41 | Head | Auto Mechanic | Delaware |
| 17 | Eunice Carlin | 35 | Wife | — | Delaware |
| 18 | Dorothy Carlin | 11 | Daughter | — | Delaware |
| 19 | Kathleen Carlin | 9 | Daughter | — | Delaware |
| 20 | William Beggleman | 41 | Head | Clerk | Delaware |
| 21 | Ella Beggleman | 41 | Wife | — | Maryland |
| 22 | Serena Beggleman | 18 | Daughter | — | Delaware |
| 23 | Wilma Beggleman | 5 | Daughter | — | Delaware |
| 24 | William Lewis | 69 | Head | — | Pennsylvania |
| 25 | Celia Lewis | 75 | Wife | — | Maryland |
| 26 | John Fahey | 69 | Head | — | New Jersey |
| 27 | Alice Fahey | 67 | Wife | — | New Jersey |
| 28 | Walter Fahey | 33 | Son | Manager | New Jersey |
| 29 | George Givens | 36 | Head | Leather Worker | Delaware |
| 30 | Catherine Givens | 33 | Wife | — | Delaware |
| 31 | Anna Marie Givens | 13 | Daughter | — | Delaware |
| 32 | Joseph Givens | 12 | Son | — | Delaware |
| 33 | Catherine Givens | 10 | Daughter | — | Delaware |
| 34 | Arne E. Shine | 42 | Lodger | Fireman | Norway |
| 35 | Wallace L. Cannon | 65 | Head | Retail Liquor | Delaware |
| 36 | Mary M. Cannon THIS PERSON | 62 | Wife | — | Delaware |
| 37 | James N. Cannon | 25 | Son | Salesman | Delaware |
| 38 | Elizabeth C. Becker | 51 | Mother-in-law | — | Delaware |
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)