MK
Mary Kennedy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Hudson, New Jersey
Our Model Tree links this Mary Kennedy across the 1920, 1930 and 1940 US Censuses in Hudson, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 6-person household.
Age 32
b. ~1888
Female
Spouse
Born: England
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Hudson, New Jersey |
| Surname | Kennedy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | City Of Hoboken |
| Est. Birth Year | ~1888 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Kennedy | Daughter | — | 10 | ~1910 |
| Michael Kennedy | Head | — | 42 | ~1878 |
| Robert Kennedy | Son | — | 6 | ~1914 |
| Josef Kennedy | Son | — | 4 | ~1916 |
| Donald Kennedy | Son | — | 16 | ~1904 |
| Mary Kennedy | Spouse | — | 32 | ~1888 |
Census Appearances
1920
Hudson, New …
Spouse, age 32
Hudson, New Jersey · implied b. ~1888 — 6 household members
| Surname | Kennedy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Essex, New …
Spouse, age 42
Essex, New Jersey · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Alien |
| Year of Immigration | 1900 |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | England |
| Birthplace (normalized) | england |
Spouse, age 50
Essex-County, New Jersey · implied b. ~1890 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Highest Grade | Hs 8 |
| 1935 Residence | Same Place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Kennedy across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Kennedy
Spouse · 1920 · age 32 · b. ~1888 · New Jersey
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Hudson, New Jersey
Open full size
1920 US Federal Census — Hudson, New Jersey
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1042unit:0292)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Gilligan | 30 | Head | Laborer | Ireland |
| 2 | Kate Gilligan | 27 | Wife | None | Ireland |
| 3 | James Jr. Gilligan | 2 | Son | None | New Jersey |
| 4 | Madeline Maher | 46 | S | Cleaner | New York |
| 5 | Ferdinand Maher | 21 | Son | Sailor | Hoboken |
| 6 | Arthur Maher | 15 | Son | Clerk | Hoboken |
| 7 | Leonore Maher | 12 | daughter | None | Hoboken |
| 8 | Patrick O'Brien | 28 | Head | Laborer | Ireland |
| 9 | Delia O'Brien | 28 | Wife | None | Ireland |
| 10 | John F. O'Brien | 4 | Son | None | Hoboken |
| 11 | Patrick J. O'Brien | 1 | Son | None | Hoboken |
| 12 | John Warnecke | 50 | Head | Watchman | New Jersey |
| 13 | Margaret Kenton | 60 | daughter | Boarding House | Ireland |
| 14 | Mary Warnecke | 16 | daughter | Stenographer | Hoboken |
| 15 | Margaret Warnecke | 15 | daughter | — | Hoboken |
| 16 | James Henry | 40 | Head | Transport | New York |
| 17 | Minnie Henry | 34 | Wife | None | New York |
| 18 | Katherine Henry | 10 | daughter | None | New York |
| 19 | Frances Henry | 8 | daughter | None | New York |
| 20 | Eveline Henry | 4 | daughter | None | New York |
| 21 | Michael Kennedy | 42 | Head | Customs | Ireland |
| 22 | Mary Kennedy THIS PERSON | 32 | Wife | None | England |
| 23 | Donald Kennedy | 16 | son | None | Hoboken |
| 24 | Mary Kennedy | 10 | daughter | None | Hoboken |
| 25 | Robert Kennedy | 6 | son | None | Hoboken |
| 26 | Josef Kennedy | 4 | son | None | Hoboken |
| 27 | Charles Grosser | 23 | Head | Soap Maker | Hoboken |
| 28 | Augusta Grosser | 20 | Wife | None | Hoboken |
| 29 | Margaret Grosser | 56 | Mother | None | Germany |
| 30 | Margaret Jr. Grosser | 2 | daughter | None | New Jersey |
| 31 | Charles Schumacher | 30 | Head | Clerk | Hoboken |
| 32 | Meta Schumacher | 28 | Wife | None | Hoboken |
| 33 | Charles Schumacher | 9 | son | None | Hoboken |
| 34 | Lewis Schumacher | 6 | son | None | Hoboken |
| 35 | John Dodds | 55 | Head | Printer | New York |
| 36 | Amy Dodds | 55 | Wife | None | England |
| 37 | Arnold Dodds | 42 | brother | Laborer | New York |
| 38 | Frank Ennis | 41 | Head | Laborer | Switzerland |
| 39 | Flora Ennis | 37 | Wife | None | Massachusetts |
| 40 | Josef Cunningham | 45 | Head | Officer | Ireland |
| 41 | Margaret Cunningham | 41 | Wife | None | Ireland |
| 42 | Josephine Cunningham | 13 | daughter | None | New York |
| 43 | John Cunningham | 11 | daughter | None | New York |
| 44 | Lucille Cunningham | 9 | daughter | None | New York |
| 45 | Josef Dressell | 29 | head | Clerk | Hoboken |
| 46 | Eliza Dressell | 71 | mother | None | Germany |
| 47 | Charles Zoll | 39 | head | Laborer | Germany |
| 48 | Mary Zoll | 43 | Wife | None | Germany |
| 49 | Matilda Zoll | 14 | daughter | Working Girl | New Jersey |
| 50 | Eleanor Zoll | 5 | daughter | None | New Jersey |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)