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Margaret Mahoney — 1920 US Census Record
Model Tree available1920 United States Federal Census · Essex, Massachusetts
Our Model Tree links this Margaret Mahoney across the 1900, 1910 and 1920 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed), with identified parents Michael & Michael — first a daughter (b.~1878), then head of a 5-person household.
Age 42
b. ~1878
Female
Daughter
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Essex, Massachusetts |
| Surname | Mahoney |
| Given Name | Margaret J |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Methuen City |
| Est. Birth Year | ~1878 |
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 1920 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Bridget Mahoney | Spouse | — | 70 | ~1850 |
| Michael Mahoney | Head | — | 70 | ~1850 |
| Mary Mahoney | Daughter | — | 40 | ~1880 |
| Michael Mahoney | Son | — | 33 | ~1887 |
| Margaret Mahoney | Daughter | — | 42 | ~1878 |
Census Appearances
1900
Essex, Massachusetts
Daughter, age 24
Essex, Massachusetts · implied b. ~1876 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Sept |
| Birth Year | 1876 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Essex, Massachusetts
Daughter, age 33
Essex, Massachusetts · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mahoney |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Children Born | 0 |
| Children Living | 0 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Essex, Massachusetts
Daughter, age 42
Essex, Massachusetts · implied b. ~1878 — 5 household members
| Surname | Mahoney |
| Given Name | Margaret J |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Mahoney across 3 US Census years (1900, 1910 and 1920) in Essex, Massachusetts, using XGBoost record linkage. Identified parents: father Michael Mahoney (~0.92 confidence) and father Michael Mahoney (~0.92 confidence) and mother Bridget Mahoney (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Mahoney
b. ~1857
Source father
● Household
· direct · ~0.92
Father
Michael Mahoney
b. ~1850
Source father
● Household
· direct · ~0.92
Mother
Bridget Mahoney
b. ~1849
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Mahoney
Daughter · 1920 · age 42 · b. ~1878 · Massachusetts
★ You are viewing this record
Sibling
Michael Mahoney
Sibling · 1920 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mahoney
Sibling · 1920 · age 40
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
1920 US Federal Census — Essex, Massachusetts
Open full size
1920 US Federal Census — Essex, Massachusetts
Page Contents
48 people indexed on this census page (ia:1920:14thcensusofpopu689unit:1109)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Christina Dawson | 11 | daughter | — | New York |
| 2 | Clementine Dawson | 10 | daughter | — | New York |
| 3 | Mary K Dawson | 6 | daughter | — | Massachusetts |
| 4 | Isabella Dawson | 73 | sister | — | England |
| 5 | Michael Mahoney | 70 | Head | — | Ireland |
| 6 | Bridget Mahoney | 70 | Wife | — | Ireland |
| 7 | Margaret J Mahoney THIS PERSON | 42 | daughter | — | Massachusetts |
| 8 | Mary L Mahoney | 40 | daughter | — | Massachusetts |
| 9 | Michael J Mahoney | 33 | son | Moulder | Massachusetts |
| 10 | Alexander Altote | 48 | Head | Weaver | Canada |
| 11 | Clara Altote | 46 | Wife | Loomfixer | Canada |
| 12 | Edward Altote | 22 | son | Weaver | Massachusetts |
| 13 | Anna Altote | 20 | daughter | Cook | Massachusetts |
| 14 | Bella Altote | 19 | daughter | Drawer In | Massachusetts |
| 15 | Cora Altote | 16 | daughter | Drawer | Massachusetts |
| 16 | Albert Richardson | 41 | Head | Real Estate | New Hampshire |
| 17 | Cora M Richardson | 40 | Wife | — | Maine |
| 18 | Herbert Richardson | 37 | son | — | Massachusetts |
| 19 | John Columstam | 48 | Lodger | Designer | Sweden |
| 20 | Mary Mcgrath | 38 | Head | Weaver | England |
| 21 | Mary A Mcgrath | 38 | daughter | Weaver | England |
| 22 | Margaret Duckett | 56 | Head | Weaver | England |
| 23 | Mary Duckett | 31 | daughter | Weaver | England |
| 24 | Rita M Duckett | 11 | Granddaughter | — | Massachusetts |
| 25 | Anna M Marquis | 30 | Head | Weaver | Canada |
| 26 | John E Dent | 44 | Head | Painter | New York |
| 27 | Albertina M Dent | 44 | Wife | — | New Hampshire |
| 28 | Florence C Dent | 19 | daughter | Bookkeeper | Massachusetts |
| 29 | Mildred Dent | 17 | daughter | — | Massachusetts |
| 30 | Alexander Shea | 37 | Head | Tailor | Scotland |
| 31 | Jennie Shea | 34 | Wife | — | Scotland |
| 32 | Ella Shea | 7 | daughter | — | Massachusetts |
| 33 | Arthur H Brown | 41 | Head | Foreman | New Hampshire |
| 34 | Ella M Brown | 43 | Wife | — | New Brunswick |
| 35 | Hannah Bowen | 58 | Head | — | Massachusetts |
| 36 | Joseph Jenkins | 45 | Boarder | Manager | England |
| 37 | Isabella Downey | 57 | Boarder | Bookkeeper | Scotland |
| 38 | Edward J Sweeney | 52 | Head | Gardener | Massachusetts |
| 39 | Mary E Sweeney | 48 | Wife | Spooler | New York |
| 40 | Mary A Knowles | 57 | Head | — | Massachusetts |
| 41 | William R Knowles | 27 | son | Salesman | Massachusetts |
| 42 | Vincent Knowles | 16 | son | Helper | Massachusetts |
| 43 | Fred E Knowles | 14 | son | — | Massachusetts |
| 44 | Charles H Varnes | 50 | Head | Loomfixer | Canada |
| 45 | Agnes Varnes | 52 | Wife | Stitcher | New York |
| 46 | Eugene J Varnes | 28 | son | Salesman | Massachusetts |
| 47 | Lilly M Varnes | 19 | daughter | — | Massachusetts |
| 48 | Lillian Mcnally | 19 | Niece | Speeler | Massachusetts |
Pedigree Summary
Margaret + 2 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)