MC
Mary Coughlin — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Merrimack, New Hampshire
Our Model Tree links this Mary Coughlin across the 1910 and 1920 US Censuses in Merrimack, New Hampshire (XGBoost, ~Confirmed) — first a spouse (b.~1865), then head of a 6-person household.
Age 55
b. ~1865
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Merrimack, New Hampshire |
| Surname | Coughlin |
| Given Name | Mary T |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1880 |
| 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 | Ireland |
| Year of Naturalization | 1893 |
| Birthplace (normalized) | ireland |
| Township / Ward | Concord City |
| Est. Birth Year | ~1865 |
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 |
|---|---|---|---|---|
| John Coughlin | Head | — | 54 | ~1866 |
| Mary Coughlin | Daughter | — | 26 | ~1894 |
| Mary Coughlin | Spouse | — | 55 | ~1865 |
| Catherine Coughlin | Daughter | — | 23 | ~1897 |
| Grace Coughlin | Daughter | — | 18 | ~1902 |
| William Coughlin | Son | — | 15 | ~1905 |
Census Appearances
1910
Merrimack, New …
Spouse, age 45
Merrimack, New Hampshire · implied b. ~1865 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coughlin |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 17 |
| Children Born | 4 |
| Children Living | 4 |
| Year of Immigration | 1880 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Merrimack, New …
Spouse, age 55
Merrimack, New Hampshire · implied b. ~1865 — 6 household members
| Surname | Coughlin |
| Given Name | Mary T |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1880 |
| 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 | Ireland |
| Year of Naturalization | 1893 |
| Birthplace (normalized) | ireland |
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 Coughlin across 2 US Census years (1910 and 1920) in Merrimack, New Hampshire, using XGBoost record linkage.
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This person
Anchor record
Mary Coughlin
Spouse · 1920 · age 55 · b. ~1865 · New Hampshire
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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 — 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:0525)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Willard Catherine A Shugrue | 3 | boarder | None | New Hampshire |
| 52 | John P Coughlin | 54 | Head | Laborer | Ireland |
| 53 | Mary T Coughlin THIS PERSON | 55 | wife | None | Ireland |
| 54 | Mary J Coughlin | 26 | daughter | School Teacher | New Hampshire |
| 55 | Catherine E Coughlin | 23 | daughter | Stenographer | New Hampshire |
| 56 | Grace F Coughlin | 18 | daughter | Stenographer | New Hampshire |
| 57 | William E Coughlin | 15 | son | Team Boy | New Hampshire |
| 58 | Antonio Di Bianco | 47 | Head | Stone Cutter | Italy |
| 59 | Elizabeth Di Bianco | 41 | wife | Washerwoman | Italy |
| 60 | Dominic Di Bianco | 16 | son | Engine Watcher | Italy |
| 61 | Angelo N Di Bianco | 12 | son | None | New Hampshire |
| 62 | Mary Di Bianco | 11 | daughter | None | New Hampshire |
| 63 | Rose Di Bianco | 10 | daughter | None | New Hampshire |
| 64 | Michael J Shurington | 28 | Head | Machinist | Ireland |
| 65 | Winifred M Shurington | 27 | wife | None | Ireland |
| 66 | John E Shurington | 2 | son | None | New Hampshire |
| 67 | James F Shurington | 1 | son | None | New Hampshire |
| 68 | Frederick Tousignant | 49 | Head | Teamster | Canada |
| 69 | Emma Tousignant | 48 | wife | None | Canada |
| 70 | Agnaid A Tousignant | 26 | son | Boilermaker | Massachusetts |
| 71 | Emile P Tousignant | 18 | son | Laborer | New Hampshire |
| 72 | Sarah J Tousignant | 14 | daughter | None | New Hampshire |
| 73 | Bertha M Tousignant | 13 | daughter | None | New Hampshire |
| 74 | Anita L Tousignant | 11 | daughter | None | New Hampshire |
| 75 | Paul E Tousignant | 10 | son | None | New Hampshire |
| 76 | Geraldine A Tousignant | 6 | daughter | None | New Hampshire |
| 77 | Leslie E Hunt | 22 | son-in-law | Laborer | Vermont |
| 78 | Rose A Hunt | 21 | daughter | Assembler | New Hampshire |
| 79 | Ernest Tallan | 36 | Head | Stone Cutter | Italy |
| 80 | Marie Tallan | 34 | wife | None | Italy |
| 81 | Esperanto Tallan | 7 | son | None | New Hampshire |
| 82 | Aurora Tallan | 5 | daughter | None | New Hampshire |
| 83 | Giordano Tallan | 4 | son | None | New Hampshire |
| 84 | Ercole Tallan | 2 | son | None | New Hampshire |
| 85 | Amato Tallan | 1 | son | None | New Hampshire |
| 86 | Louis Bricchi | 53 | lodger | Stone Cutter | Italy |
| 87 | William Silva | 55 | Head | Stone Cutter | Massachusetts |
| 88 | Mary Silva | 55 | wife | None | Ireland |
| 89 | Elizabeth M Silva | 30 | daughter | Book Keeper | New Hampshire |
| 90 | Susan A Silva | 28 | daughter | Saleswoman | New Hampshire |
| 91 | William H Silva | 26 | son | Brakeman | New Hampshire |
| 92 | Harry W Ritchie | 24 | Head | Beltmaker | Maine |
| 93 | Lomie A Ritchie | 20 | wife | None | Maine |
| 94 | Vincent B Ritchie | 1 | son | None | New Hampshire |
| 95 | Wentworth C Ritchie | 15 | brother | Beltmaker | Maine |
| 96 | Michael J Duffy | 47 | Head | Stone Cutter | Ireland |
| 97 | Maria A Duffy | 41 | wife | None | Ireland |
| 98 | Margaret M Duffy | 6 | daughter | None | New Hampshire |
| 99 | Martin A Duffy | 5 | son | None | New Hampshire |
| 100 | James P Duffy | 3 | son | None | New Hampshire |
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)