MC
Mary Cannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sussex-County, Delaware
Our Model Tree links this Mary Cannon across the 1930 and 1940 US Censuses in Sussex-County, Delaware (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 11-person household.
Age 41
b. ~1899
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sussex-County, Delaware |
| Surname | Cannon |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | 2nd Rep. Dist. |
| 1935 Residence (County) | Sussex |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | 2Nd Rep Dist |
| Est. Birth Year | ~1899 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Leon Cannon | Son | — | 18 | ~1922 |
| Richard Cannon | Son | — | 12 | ~1928 |
| Pearl Cannon | Daughter | — | 15 | ~1925 |
| Louise Cannon | Daughter | — | 4 | ~1936 |
| Bradford Cannon | Son | — | 7 | ~1933 |
| Martha Cannon | Daughter | — | 9 | ~1931 |
| Elijah Cannon | Son | — | 14 | ~1926 |
| Noah Cannon | Head | — | 46 | ~1894 |
| Mary Cannon | Spouse | — | 41 | ~1899 |
| Lily Cannon | Daughter | — | 16 | ~1924 |
| Isaac Cannon | Son | — | 2 | ~1938 |
Census Appearances
1930
Sussex, Delaware
Spouse, age 31
Sussex, Delaware · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 14 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Sussex-County, Delaware
Spouse, age 41
Sussex-County, Delaware · implied b. ~1899 — 11 household members
| Surname | Cannon |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | 2nd Rep. Dist. |
| 1935 Residence (County) | Sussex |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cannon
Spouse · 1940 · age 41 · b. ~1899 · Delaware
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sussex-County, Delaware
Open full size
1940 US Federal Census — Sussex-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00547-00315)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Howard Speicher | 26 | head | Farmer | Maryland |
| 42 | Louise R. Speicher | 21 | wife | — | Delaware |
| 43 | Wayne Speicher | 2 | son | — | Delaware |
| 44 | Earnest Minerman | 50 | head | Farmer | Michigan |
| 45 | J. W. Adams | 49 | head | Farmer | Delaware |
| 46 | Annie Adams | 46 | wife | — | Delaware |
| 47 | Irene Adams | 13 | daughter | — | Delaware |
| 48 | Elwood Gordy | 25 | head | Farmer | Maryland |
| 49 | Helen Gordy | 25 | wife | — | Maryland |
| 50 | Richard Dixon | 24 | brother | Farmer | Maryland |
| 51 | George Dixon | 22 | brother | Farmer | Maryland |
| 52 | Chas. W. Lane | 60 | head | Farmer | Pennsylvania |
| 53 | Mary Annie Lane | 53 | wife | — | Maryland |
| 54 | Chas Lane | 23 | son | Farmer | Maryland |
| 55 | Willie Lane | 21 | son | Farmer | Maryland |
| 56 | Fred Lane | 17 | son | Farmer | Maryland |
| 57 | Ruth Lane | 15 | daughter | — | Delaware |
| 58 | Benjamin Shockley | 55 | head | Farmer | Delaware |
| 59 | Grace Shockley | 52 | wife | — | Maryland |
| 60 | Lester Shockley | 12 | son | — | Delaware |
| 61 | Wilson Shockley | 26 | son | Operator | Delaware |
| 62 | Ruth Shockley | 21 | daughter-in-law | — | Maryland |
| 63 | Sandra Shockley | 1 | granddaughter | — | Delaware |
| 64 | Paul W. West | 40 | head | Operator | Delaware |
| 65 | Nona West | 35 | wife | — | Maryland |
| 66 | Marilda West | 17 | daughter | — | Delaware |
| 67 | Carlton West | 11 | son | — | Delaware |
| 68 | Lawrence West | 10 | son | — | Delaware |
| 69 | Noah W. Cannon | 46 | head | Farmer | Delaware |
| 70 | Mary Cannon THIS PERSON | 41 | wife | — | Maryland |
| 71 | Leon Cannon | 18 | son | Farmer | Delaware |
| 72 | Lily May Cannon | 16 | daughter | — | Delaware |
| 73 | Pearl Cannon | 15 | daughter | — | Delaware |
| 74 | Elijah Cannon | 14 | son | — | Delaware |
| 75 | Richard Cannon | 12 | son | — | Delaware |
| 76 | Martha Cannon | 9 | daughter | — | Delaware |
| 77 | Bradford Cannon | 7 | son | — | Delaware |
| 78 | Louise Cannon | 4 | daughter | — | Delaware |
| 79 | Isaac Cannon | 2 | son | — | Delaware |
| 80 | Alex Griffin | 45 | head | Farmer | Maryland |
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)