MK
Margaret Knight — 1940 US Census Record
Model Tree available1940 United States Federal Census · Berkshire-County, Massachusetts
Our Model Tree links this Margaret Knight across the 1920, 1930 and 1940 US Censuses in Berkshire-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a daughter (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Berkshire-County, Massachusetts |
| Surname | Knight |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Pittsfield |
| 1935 Residence (County) | Berkshire |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Pittsfield |
| Est. Birth Year | ~1918 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Knight | Spouse | — | 53 | ~1887 |
| Elizabeth Knight | Daughter | — | 18 | ~1922 |
| James Knight | Son | — | 19 | ~1921 |
| Charles Knight | Head | — | 50 | ~1890 |
| Margaret Knight | Daughter | — | 22 | ~1918 |
Census Appearances
1920
Berkshire, Massachusetts
Daughter, age 2
Berkshire, Massachusetts · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Berkshire, Massachusetts
Daughter, age 12
Berkshire, Massachusetts · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Age at First Marriage | 12 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Berkshire-County, Massachusetts
Daughter, age 22
Berkshire-County, Massachusetts · implied b. ~1918 — 5 household members
| Surname | Knight |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Pittsfield |
| 1935 Residence (County) | Berkshire |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Knight (~0.92 confidence) and father Charles Knight (~0.92 confidence) and father James Knight (~0.92 confidence) and mother Mary Knight (~0.92 confidence) and mother Mary Knight (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Knight
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Charles Knight
b. ~1885
Source father
● Household
· direct · ~0.92
Father
James Knight
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Mary Knight
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Mary Knight
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Knight
Daughter · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
Elizabeth Knight
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Knight
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Berkshire-County, Massachusetts
Open full size
1940 US Federal Census — Berkshire-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01569-00679)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sara C. Halperin | 28 | Wife | — | Massachusetts |
| 42 | Albie W. Sylvester | 76 | Head | Medical Doctor | Maine |
| 43 | B. Marie Sylvester | 45 | Daughter | Teacher | Maine |
| 44 | Charles C. Knight | 50 | Head | Principal | Maine |
| 45 | Mary M. Knight | 53 | Wife | — | Massachusetts |
| 46 | Margaret M. Knight THIS PERSON | 22 | Daughter | — | Massachusetts |
| 47 | James R. Knight | 19 | Son | Delivery Boy | Massachusetts |
| 48 | Elizabeth A. Knight | 18 | Daughter | — | Massachusetts |
| 49 | Charles S. Taylor | 54 | Head | Chauffeur | Massachusetts |
| 50 | Ethel T. Taylor | 47 | Wife | — | Massachusetts |
| 51 | Ruth D. Taylor | 21 | Daughter | Clerk | Massachusetts |
| 52 | Jean S. Taylor | 17 | Daughter | — | Massachusetts |
| 53 | George W. Taylor | 16 | Son | — | Massachusetts |
| 54 | Madeline B. Tower | 45 | Sister in law | Waitress | New York |
| 55 | Harry H. Bard | 55 | Head | Medical Doctor | Massachusetts |
| 56 | Alberta L. Bard | 45 | Wife | — | New Jersey |
| 57 | Henry H. (Jr) Bard | 17 | Son | — | Massachusetts |
| 58 | Joseph Hollister | 65 | Head | Journalist | Connecticut |
| 59 | Helen B. Hollister | 65 | Wife | — | Massachusetts |
| 60 | Jo Ann Hollister | 30 | Daughter | Teacher | Massachusetts |
| 61 | Frederick W. Tenney | 51 | Head | Elec Engineer | Massachusetts |
| 62 | Margaret L. Tenney | 48 | Wife | — | Massachusetts |
| 63 | Michael J. Eisner | 61 | Head | Lawyer | New York |
| 64 | Rose L. Eisner | 49 | Wife | — | New York |
| 65 | Max J. (Jr) Eisner | 21 | Son | — | Massachusetts |
| 66 | Howard W. Boice | 36 | Head | Agent | Massachusetts |
| 67 | Anis D. Boice | 34 | Wife | — | Massachusetts |
| 68 | Foster D. Boice | 12 | Son | — | Massachusetts |
| 69 | Joann Boice | 10 | Daughter | — | Massachusetts |
| 70 | Viola J. Durant | 42 | Maid | Maid | Massachusetts |
| 71 | Allan A. Solen | 32 | Head | Salesman | Massachusetts |
| 72 | Ruth B. Solen | 27 | Wife | — | Massachusetts |
| 73 | Joy E. Solen | 0 | Daughter | — | Massachusetts |
| 74 | Winifred M. Sayers | 17 | Maid | Maid | Massachusetts |
| 75 | Harry F. Mcneil | 50 | Head | Repairman | Massachusetts |
| 76 | Ethel G. Mcneil | 50 | Wife | — | Rhode Island |
| 77 | Robert W. Mcneil | 23 | Son | Agent | Missouri |
| 78 | Donald R. (Jr) Mcneil | 20 | Son | — | Illinois |
| 79 | John S. Gleason | 73 | Head | — | Vermont |
| 80 | Mary Gleason | 69 | Sister | — | Vermont |
Pedigree Summary
Margaret + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)