MK
Mary Knox — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hampden, Massachusetts
Our Model Tree links this Mary Knox across the 1930 and 1940 US Censuses in Hampden, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 8-person household.
Age 18
b. ~1912
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hampden, Massachusetts |
| Surname | Knox |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Wholesale mill supply |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Stenographer |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1912 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Shirley Knox | Daughter | — | 1 | ~1929 |
| George Knox | Son | — | 17 | ~1913 |
| Anna Knox | Other | — | 41 | ~1889 |
| Anna Knox | Daughter | — | 9 | ~1921 |
| Mary Knox | Daughter | — | 18 | ~1912 |
| John Knox | Son | — | 13 | ~1917 |
| Archibald Knox | Head | — | 44 | ~1886 |
| Archibald Knox | Son | — | 14 | ~1916 |
Census Appearances
1930
Hampden, Massachusetts
Daughter, age 18
Hampden, Massachusetts · implied b. ~1912 — 8 household members
| Surname | Knox |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Stenographer |
| Industry | Wholesale mill supply |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Daughter, age 28
Hampden-County, Massachusetts · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knox |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Hampden |
| Occupation | Stenographer |
| Industry | Book Binding |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1092 |
| Highest Grade | No |
| 1935 Residence | Same place |
| 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 Mary Knox across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Knox
Daughter · 1930 · age 18 · b. ~1912 · Massachusetts
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Sibling
George Knox
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Archibald Knox
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Knox
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Knox
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Knox
Sibling · 1930 · age 9
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
1930 US Federal Census — Hampden, Massachusetts
Open full size
1930 US Federal Census — Hampden, Massachusetts
Page Contents
49 people indexed on this census page (ia:1930:massachusettscensus00reel909:0391)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence A. Lloyd | 20 | Son | Plumber | Massachusetts |
| 2 | Edith M. Lloyd | 72 | Sister | — | England |
| 3 | George N. Nicholson | 45 | Head | Teacher | Smyrna |
| 4 | Evelyn D. Gerbinis | 50 | Sister-H | Tailoress | Smyrna |
| 5 | Michael Gerbinis | 22 | Nephew | Counterman | Smyrna |
| 6 | Mary D. Gerbinis | 17 | Niece | Counter-Girl | Smyrna |
| 8 | Ralph Scagliarini | 49 | Head | Janitor | Italy |
| 9 | Imelda Scagliarini | 43 | Wife-H | — | Italy |
| 10 | Geraldine E. Scagliarini | 23 | Daughter | Asst. Cashier | Maine |
| 11 | Ralph V. Scagliarini | 20 | Son | — | Italy |
| 12 | Uga M. Scagliarini | 16 | Son | — | Maine |
| 13 | Archibald F. Knox | 44 | Head | Tool Maker | Massachusetts |
| 14 | Anna E. Knox | 41 | Wife-H | — | Irish Free State |
| 15 | Mary L. Knox THIS PERSON | 18 | Daughter | Stenographer | Massachusetts |
| 16 | George A. Knox | 17 | Son | — | Massachusetts |
| 17 | Archibald F. Jr. Knox | 14 | Son | — | Massachusetts |
| 18 | John W. Knox | 13 | Son | — | Massachusetts |
| 19 | Anna C. Knox | 9 | Daughter | — | Massachusetts |
| 20 | Shirley M. Knox | 1 | Daughter | — | Massachusetts |
| 21 | Peter P. Furer | 33 | Head | Proprietor | Italy |
| 22 | Louise Furer | 26 | Wife-H | — | Italy |
| 23 | Eleanor J. Furer | 6 | Daughter | — | Massachusetts |
| 24 | Ettore Dionnetti | 33 | Head | Foreman | Italy |
| 25 | Assunta M. Dionnetti | 33 | Wife-H | Machine Operator | Italy |
| 26 | Felix P. Dionnetti | 11 | Son | — | Massachusetts |
| 27 | Patrick Mcdonnell | 52 | Head | Laborer | Irish Free State |
| 28 | Nellie Mcdonnell | 49 | Wife-H | — | Irish Free State |
| 29 | Helen A. Mcdonnell | 20 | Daughter | Saleswoman | Massachusetts |
| 30 | Anna R. Mcdonnell | 18 | Daughter | Book-Keeper | Massachusetts |
| 31 | Nora E. Mcdonnell | 17 | Daughter | — | Massachusetts |
| 32 | Maurice Mcdonnell | 12 | Son | — | Massachusetts |
| 33 | Catherine Mcdonnell | 10 | Daughter | — | Massachusetts |
| 34 | Margaret Mcdonnell | 8 | Daughter | — | Massachusetts |
| 35 | John Mcdonnell | 6 | Son | — | Massachusetts |
| 36 | Elizabeth Mcdonnell | 4 | Daughter | — | Massachusetts |
| 37 | John A. Thomas | 33 | Head | Motorman | Massachusetts |
| 38 | Helen A. Thomas | 36 | Wife-H | Waitress | Massachusetts |
| 39 | John W. Thomas | 9 | Son | — | Massachusetts |
| 40 | William R. Thomas | 6 | Son | — | Massachusetts |
| 41 | Robert E. Thomas | 2 | Son | — | Massachusetts |
| 42 | Joseph J. Kane | 28 | Head | Policeman | Massachusetts |
| 43 | Margaret H. Kane | 30 | Wife-H | — | Massachusetts |
| 44 | Beverly Th. Kane | 3 | Daughter | — | Massachusetts |
| 45 | Gerald Kane | 0 | Son | — | Massachusetts |
| 46 | Thomas R. Fenton | 43 | Head | Bale Caller | Irish Free State |
| 47 | Mary A. Fenton | 41 | Wife-H | Cafeteria Helper | Irish Free State |
| 48 | Margaret M. Fenton | 12 | Daughter | — | Massachusetts |
| 49 | Eileen Fenton | 9 | Daughter | — | Massachusetts |
| 50 | Joseph P. Fenton | 8 | Son | — | Massachusetts |
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)