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Charles Knight — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cumberland-County, Maine
Our Model Tree links this Charles Knight across the 1920, 1930 and 1940 US Censuses in Cumberland-County, Maine (XGBoost, ~Confirmed) — first a head (b.~1868), then head of a 3-person household.
Age 72
b. ~1868
Male
Head
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, Maine |
| Surname | Knight |
| Given Name | Charles J. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | South Portland (city) |
| 1935 Residence (County) | Cumberland |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | South Portland City |
| Est. Birth Year | ~1868 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Frances Knight | Daughter | — | 15 | ~1925 |
| Charles Knight | Head | — | 72 | ~1868 |
| Luella Knight | Spouse | — | 72 | ~1868 |
Census Appearances
1920
Cumberland, Maine
Head, age 51
Cumberland, Maine · implied b. ~1869 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Charles E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Cumberland, Maine
Head, age 61
Cumberland, Maine · implied b. ~1869 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Charles C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 28 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Veteran | R |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Cumberland-County, Maine
Head, age 72
Cumberland-County, Maine · implied b. ~1868 — 3 household members
| Surname | Knight |
| Given Name | Charles J. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | South Portland (city) |
| 1935 Residence (County) | Cumberland |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Charles Knight across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Charles Knight
Head · 1940 · age 72 · b. ~1868 · Maine
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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 — Cumberland-County, Maine
Open full size
1940 US Federal Census — Cumberland-County, Maine
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01477-00166)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louise Perry | 80 | mother | — | Canada Eng |
| 42 | Phyllis Perry | 19 | daughter | Counter Clerk | Maine |
| 43 | Fred Sr. Perry | 47 | son | Clerk | Maine |
| 44 | Geraldine Perry | 15 | daughter | — | Maine |
| 45 | Beverly Perry | 13 | daughter | — | Maine |
| 46 | Dorothy Perry | 10 | daughter | — | Maine |
| 47 | Donald Perry | 7 | son | — | Maine |
| 48 | Joanna L. Pickerel | 57 | head | Dressmaker | Germany |
| 49 | Josephine Pickerel | 15 | daughter | — | Maine |
| 50 | William Pickerel | 12 | son | — | Maine |
| 51 | Howard S. Thompson | 64 | head | — | Maine |
| 52 | Jane Thompson | 63 | wife | — | Scotland |
| 53 | Norman W. Thompson | 37 | son | Fireman | Maine |
| 54 | Cecelia M. Thompson | 37 | daughter-in-law | Operator | Virginia |
| 55 | Ralph Thompson | 30 | head | Fireman | Maine |
| 56 | Dorothy D. Thompson | 28 | wife | — | Maine |
| 57 | Norma Thompson | 8 | daughter | — | Maine |
| 58 | Charles A. Cobb | 78 | head | — | Maine |
| 59 | Ada J. Cobb | 71 | wife | — | Maine |
| 60 | Margery Cobb | 32 | daughter | Office | Maine |
| 61 | Marion Cobb | 34 | daughter | Beauty Operator | Maine |
| 62 | Harvey E. Cobb | 13 | grandson | — | Maine |
| 63 | Elmer F. Jordan | 71 | head | — | Maine |
| 64 | Emma Jordan | 83 | wife | — | Maine |
| 65 | Charles J. Knight THIS PERSON | 72 | head | — | Maine |
| 66 | Luella F. Knight | 72 | wife | — | Maine |
| 67 | Frances Knight | 15 | daughter | — | Maine |
| 68 | Albion P. Woodside | 44 | head | Food Broker | Maine |
| 69 | Adeline L. Woodside | 45 | wife | — | Maine |
| 70 | Richard P. Woodside | 9 | son | — | Maine |
| 71 | Etta Parkman | 78 | mother-in-law | — | Maine |
| 72 | James D. Dolan | 60 | head | Station Agent | Maine |
| 73 | Betsy P. Dolan | 43 | wife | — | Maine |
| 74 | James D. Jr. Dolan | 19 | son | Labor | Maine |
| 75 | Richard P. Dolan | 17 | son | — | Maine |
| 76 | Roger W. Dolan | 11 | son | — | Maine |
| 77 | Beatrice Dolan | 11 | daughter | — | Maine |
| 78 | Betsy Dolan | 5 | daughter | — | Maine |
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)