MK
Margaret Knight — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lake-County, Indiana
Our Model Tree links this Margaret Knight across the 1930 and 1940 US Censuses in Lake-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 9-person household.
Age 53
b. ~1887
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lake-County, Indiana |
| Surname | Knight |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | East Chicago City |
| 1935 Residence (County) | Lake |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | East Chicago City |
| Est. Birth Year | ~1887 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Norbert Knight | Son | — | 25 | ~1915 |
| Margaret Knight | Spouse | — | 53 | ~1887 |
| Mary Knight | Daughter | — | 23 | ~1917 |
| Edward Knight | Son | — | 30 | ~1910 |
| Alice Knight | Daughter | — | 17 | ~1923 |
| Edward Knight | Head | — | 60 | ~1880 |
| James Knight | Son | — | 15 | ~1925 |
| Patrick Knight | Son | — | 12 | ~1928 |
| Carmelita Knight | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Lake, Indiana
Other, age 43
Lake, Indiana · implied b. ~1887 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Margaret |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lake-County, Indiana
Spouse, age 53
Lake-County, Indiana · implied b. ~1887 — 9 household members
| Surname | Knight |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | East Chicago City |
| 1935 Residence (County) | Lake |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Margaret Knight across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Knight
Spouse · 1940 · age 53 · b. ~1887 · Indiana
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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 — Lake-County, Indiana
Open full size
1940 US Federal Census — Lake-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01065-00801)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stephen J Simon | 33 | Head | Cashier | Indiana |
| 42 | Irene Simon | 32 | Wife | — | Indiana |
| 43 | Ronald Simon | 8 | Son | — | Indiana |
| 44 | Stephanie Simon | 3 | Daughter | — | Indiana |
| 45 | Earl Noftzger | 47 | Head | Mail Man | Indiana |
| 46 | Mabel Noftzger | 36 | Wife | — | Indiana |
| 47 | Lillian Noftzger | 40 | Lodger | Stenographer | Indiana |
| 48 | James Noftzger | 2 | Son | — | Indiana |
| 49 | Beulah Baums | 17 | Lodger | — | Indiana |
| 50 | Joseph B Fetch | 41 | Head | Mail Man | Indiana |
| 51 | Matilda Fetch | 43 | Wife | — | Indiana |
| 52 | Robert Fetch | 15 | Son | — | Indiana |
| 53 | Donald Fetch | 12 | Son | — | Indiana |
| 54 | Margie Fetch | 9 | Daughter | — | Indiana |
| 55 | Carolyn Fetch | 0 | Daughter | — | Indiana |
| 56 | Merry C Newhiting | 48 | Head | Stillman | Illinois |
| 57 | Edith Newhiting | 39 | Wife | — | Illinois |
| 58 | Martha Newhiting | 8 | Daughter | — | Illinois |
| 59 | David Newhiting | 7 | Son | — | Illinois |
| 60 | Edward Knight | 60 | Head | Captain | Wisconsin |
| 61 | Margaret Knight THIS PERSON | 53 | Wife | — | Pennsylvania |
| 62 | Edward E Knight | 30 | Son | Clerk | Indiana |
| 63 | Norbert Knight | 25 | Son | Operator | Indiana |
| 64 | Mary Rose Knight | 23 | Daughter | Clerk | Indiana |
| 65 | Carmelita Knight | 20 | Daughter | Studing For Nurse | Indiana |
| 66 | Alice Knight | 17 | Daughter | — | Indiana |
| 67 | James Knight | 15 | Son | — | Indiana |
| 68 | Patrick Knight | 12 | Son | — | Indiana |
| 69 | John A Collins | 37 | Head | Timekeeper | Wales |
| 70 | Emma Collins | 30 | Wife | — | Texas |
| 71 | Patricia Collins | 4 | Daughter | — | Indiana |
| 72 | Mabel Err | 47 | Head | Pianist | Texas |
| 73 | Thomas Err | 20 | Son | Sample Boy | Kansas |
| 74 | Elizabeth Err | 18 | Daughter | Student Aid | Kansas |
| 75 | Mattie Newton | 70 | Mother | — | Texas |
| 76 | Andrew Snyder | 47 | Lodger | Operator | Pennsylvania |
| 77 | Arthur G Jewett | 38 | Head | Iron Worker | Iowa |
| 78 | Celia Jewett | 40 | Wife | — | Indiana |
| 79 | Shirley Jewett | 13 | Daughter | — | Indiana |
| 80 | Beverly Jewett | 12 | Daughter | — | Indiana |
Related Census Records
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)