JC
John Cannon — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Somerset, Maryland
Our Model Tree links this John Cannon across the 1930 and 1940 US Censuses in Somerset, Maryland (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 8-person household.
Age 47
b. ~1883
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Somerset, Maryland |
| Surname | Cannon |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 22 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Yardman |
| Industry | Hotel & pantry |
| Class of Worker | O |
| Can Read/Write | No |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Yardman |
| Township / Ward | Princess Anne Town |
| Est. Birth Year | ~1883 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Annabelle Cannon | Daughter | — | 6 | ~1924 |
| Charles Cannon | Son | — | 2 | ~1928 |
| Hellen Cannon | Daughter | — | 9 | ~1921 |
| Marguerite Cannon | Daughter | — | 13 | ~1917 |
| Lillie Cannon | Daughter | — | 22 | ~1908 |
| Mamie Cannon | Spouse | — | 43 | ~1887 |
| John Cannon | Head | — | 47 | ~1883 |
| Thomas Cannon | Son | — | 20 | ~1910 |
Census Appearances
1930
Somerset, Maryland
Head, age 47
Somerset, Maryland · implied b. ~1883 — 8 household members
| Surname | Cannon |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 22 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Yardman |
| Industry | Hotel & pantry |
| Class of Worker | O |
| Can Read/Write | No |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Somerset-County, Maryland
Other, age 58
Somerset-County, Maryland · implied b. ~1882 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cannon |
| Given Name | John |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Oakville |
| 1935 Residence (County) | Somerset |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 866 |
| Highest Grade | 4 |
| 1935 Residence | Maryland |
| 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 John Cannon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Cannon
Head · 1930 · age 47 · b. ~1883 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Somerset, Maryland
Open full size
1930 US Federal Census — Somerset, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus879unit:0349)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ida Dennis | 48 | Head | Cook | Maryland |
| 52 | Clarence Dennis | 23 | Son | Laborer | Maryland |
| 53 | Beatrice Dennis | 21 | Daughter | Servant | Maryland |
| 54 | Catherine White | 20 | Daughter | — | Maryland |
| 55 | Samuel White | 21 | Son-in-law | Laborer | Maryland |
| 56 | Elwood Dennis | 10 | Son | — | Maryland |
| 57 | Mary Dennis | 1 | Daughter | — | Maryland |
| 58 | Samuel Jr. White | 1 | Grandson | — | Maryland |
| 59 | Richard Curtis | 62 | Head | Laborer | Maryland |
| 60 | Martha Curtis | 60 | Wife | — | Maryland |
| 61 | Viola Curtis | 28 | Daughter | Servant | Maryland |
| 62 | Frank Curtis | 20 | Son | Laborer | Maryland |
| 63 | William Harris | 11 | Grandson | — | Maryland |
| 64 | Nellie Cannon | 7 | Granddaughter | — | Maryland |
| 65 | John Cannon THIS PERSON | 47 | Head | Yardman | Maryland |
| 66 | Mamie Cannon | 43 | Wife | — | Maryland |
| 67 | Lillie Cannon | 22 | Daughter | Cook | Maryland |
| 68 | Thomas Cannon | 20 | Son | Janitor | Maryland |
| 69 | Marguerite Cannon | 13 | Daughter | — | Maryland |
| 70 | Hellen Cannon | 9 | Daughter | — | Maryland |
| 71 | Annabelle Cannon | 6 | Daughter | — | Maryland |
| 72 | Charles Cannon | 2 | Son | — | Maryland |
| 73 | George Dennis | 67 | Head | — | Maryland |
| 74 | Scott Dennis | 33 | Son | — | Maryland |
| 75 | Edward W. Jones | 57 | Head | Laborer | Maryland |
| 76 | Merlin Jones | 35 | Son | Laborer | Maryland |
| 77 | Percy Jones | 32 | Son | Laborer | Maryland |
| 78 | John Jones | 24 | Son | Laborer | Maryland |
| 79 | Daisy Jones | 29 | Daughter-in-law | — | Maryland |
| 80 | Percy Jones | 1 | Grandson | — | Maryland |
| 81 | Edward Haywood | 4 | Grandson | — | Maryland |
| 82 | Alonzo Hayman | 14 | Nephew | — | Maryland |
| 83 | Alonzo Cottman | 46 | Head | Laborer | Maryland |
| 84 | Harriett Cottman | 43 | Wife | Servant | Maryland |
| 85 | Maggie Cottman | 23 | Daughter | — | Maryland |
| 86 | Addie May Cottman | 18 | Daughter | — | Maryland |
| 87 | Joe Brown Cottman | 15 | Son | — | Maryland |
| 88 | Sylvester Cottman | 9 | Son | — | Maryland |
| 89 | Elizabeth Cottman | 4 | Daughter | — | Maryland |
| 90 | Catherine Cottman | 2 | Daughter | — | Maryland |
| 91 | George Corton | 50 | Brother-in-law | — | Maryland |
| 92 | George W. Sankford | 36 | Head | Yardman | Maryland |
| 93 | Nancy Sankford | 32 | Wife | — | Maryland |
| 94 | Hilda Sankford | 8 | Daughter | — | Maryland |
| 95 | Mary Sankford | 6 | Daughter | — | Maryland |
| 96 | Catherine Jones | 31 | Sister | Laundress | Maryland |
| 97 | Elizabeth Jones | 5 | Niece | — | Maryland |
| 98 | Charlie Jones | 27 | Head | Laborer | Maryland |
| 99 | Ida Jones | 25 | Wife | — | Maryland |
| 100 | John Jones | 21 | Brother | Laborer | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)