MS
Margaret Sullivan — 1920 US Census Record
Model Tree available1920 United States Federal Census · Merrimack, New Hampshire
Our Model Tree links this Margaret Sullivan across the 1900, 1910 and 1920 US Censuses in Merrimack, New Hampshire (XGBoost, ~Confirmed), with identified parents William & John — first a daughter (b.~1871), then head of a 2-person household.
Age 49
b. ~1871
Female
Daughter
Born: New Hampshire
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Merrimack, New Hampshire |
| Surname | Sullivan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Asst Matron |
| Industry | Club |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Asst Matron |
| Township / Ward | Concord City |
| Est. Birth Year | ~1871 |
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.
2 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Sullivan | Daughter | — | 49 | ~1871 |
| Elizabeth Sullivan | Head | — | 77 | ~1843 |
Census Appearances
1900
Merrimack, New …
Daughter, age 28
Merrimack, New Hampshire · implied b. ~1872 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Maggie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Birth Month | May |
| Birth Year | 1872 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Store clerk |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1910
Merrimack, New …
Daughter, age 37
Merrimack, New Hampshire · implied b. ~1873 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Clerk |
| Industry | Confectionery |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
Merrimack, New …
Daughter, age 49
Merrimack, New Hampshire · implied b. ~1871 — 2 household members
| Surname | Sullivan |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Asst Matron |
| Industry | Club |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Sullivan across 3 US Census years (1900, 1910 and 1920) in Merrimack, New Hampshire, using XGBoost record linkage. Identified parents: father William Sullivan (~0.92 confidence) and father John Sullivan (~0.92 confidence) and mother Elizabeth Sullivan (~0.92 confidence) and mother Ellen Sullivan (~0.92 confidence) and mother Ellen Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Sullivan
b. ~1837
Source father
● Household
· direct · ~0.92
Father
John Sullivan
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Sullivan
b. ~1843
Source mother
● Household
· direct · ~0.92
Mother
Ellen Sullivan
b. ~1845
Source mother
● Household
· direct · ~0.92
Mother
Ellen Sullivan
b. ~1838
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Sullivan
Daughter · 1920 · age 49 · b. ~1871 · New Hampshire
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Merrimack, New Hampshire
Open full size
1920 US Federal Census — Merrimack, New Hampshire
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1013unit:0268)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frederick R Roberts | 73 | Head | — | England |
| 2 | J. Benton Calder | 49 | Head | General Agent | New Hampshire |
| 3 | Nellie B Calder | 48 | Wife | — | Illinois |
| 4 | Hilda Stratton | 35 | — | Housekeeper | England |
| 5 | Fred N Ladd | 60 | Head | Banker | New Hampshire |
| 6 | Carrie I Ladd | 55 | Wife | — | New Hampshire |
| 7 | Phyllis B Ladd | 15 | Daughter | — | New Hampshire |
| 8 | Alice L Sawyer | 45 | Lodger | Dressmaker | New Hampshire |
| 9 | Ezekiel Morrill | 76 | Head | — | New Hampshire |
| 10 | Edith Haines | 51 | Lodger | Teacher | New Hampshire |
| 11 | Ella Tenant | 70 | Head | — | New Hampshire |
| 12 | Abby Jane Hand | 55 | Sister | — | New Hampshire |
| 13 | Frank J Galloway | 36 | Head | Lawyer | New Hampshire |
| 14 | Margaret Galloway | 37 | Wife | — | New Hampshire |
| 15 | Alvah Wood Galloway | 4 | Son | — | New Hampshire |
| 16 | Margaret Chase | 45 | Servant | Housekeeper | Ireland |
| 17 | Cyrilla Y Rice | 47 | Servant | Nurse | England |
| 18 | Louis C Merrill | 67 | Head | Secretary | New Hampshire |
| 19 | Elizabeth Merrill | 54 | Wife | — | Massachusetts |
| 20 | Eugene Sullivan | 52 | Head | Druggist | Maine |
| 21 | Regina Sullivan | 35 | Wife | — | New Hampshire |
| 22 | J. Maurice Gaudry | 47 | Head | General Repairer | Canada |
| 23 | Edith A Gaudry | 47 | Wife | — | Vermont |
| 24 | Mark M Blanchard | 65 | Head | Retail Merchant | New Hampshire |
| 25 | Ida M Blanchard | 55 | Wife | — | Vermont |
| 26 | Mildred A Blanchard | 29 | Daughter | Stenographer | New Hampshire |
| 27 | William H Ellison | 28 | Head | Salesman | New Hampshire |
| 28 | Beatrice J Ellison | 27 | Wife | — | New Hampshire |
| 29 | Eugene Harris | 61 | Head | Counter Tender | Vermont |
| 30 | Nellie Harris | 60 | Wife | — | Vermont |
| 31 | Harold F Harris | 24 | Son | Line Type Op | New Hampshire |
| 32 | Earl Paine | 20 | Nephew | Office Clerk | New Hampshire |
| 33 | Louis Noverai | 47 | Head | Dealer | Italy |
| 34 | Pearl Noverai | 47 | Wife | — | Italy |
| 35 | Angelo Noverai | 22 | Son | Clerk | Massachusetts |
| 36 | Stella Noverai | 20 | Daughter | — | New Hampshire |
| 37 | Anthony Noverai | 18 | Son | — | New Hampshire |
| 38 | Lorenzo Noverai | 17 | Son | — | Italy |
| 39 | Louis Noverai | 11 | Son | — | Vermont |
| 40 | Mary Noverai | 9 | Daughter | — | Vermont |
| 41 | Isabel Marquis | 19 | Son | Finisher | New Hampshire |
| 42 | Clinton Mudgett | 59 | Head | Train Dispatcher | Maine |
| 43 | Bertha Mudgett | 55 | Wife | Clerk | Canada |
| 44 | Hudge Mudgett | 17 | Son | — | New Hampshire |
| 45 | Constance Mudgett | 15 | Daughter | — | New Hampshire |
| 46 | Elizabeth Sullivan | 77 | Head | — | Ireland |
| 47 | Margaret Sullivan THIS PERSON | 49 | Daughter | Asst Matron | New Hampshire |
| 48 | Ella F Marsh | 65 | Head | — | New Hampshire |
| 49 | William J Carroll | 45 | Head | Machinist | New York |
| 50 | Bertha Carroll | 17 | Daughter | — | New Hampshire |
Pedigree Summary
Margaret
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 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)