MC
Mary Coughlin — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Coughlin across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1866), then head of a 5-person household.
Age 54
b. ~1866
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Coughlin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1870 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1885 |
| Birthplace (normalized) | ireland |
| Township / Ward | Lexington Town |
| Est. Birth Year | ~1866 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Cornelius Coughlin | Head | — | 60 | ~1860 |
| Mary Coughlin | Spouse | — | 54 | ~1866 |
| Cathryn Coughlin | Other | — | 23 | ~1897 |
| Loretta Coughlin | Daughter | — | 23 | ~1897 |
| Michael Coughlin | Other | — | 74 | ~1846 |
Census Appearances
1900
Middlesex, Massachusetts
Spouse, age 36
Middlesex, Massachusetts · implied b. ~1864 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coughlin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | June |
| Birth Year | 1864 |
| Year of Immigration | 1878 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Middlesex, Massachusetts
Spouse, age 48
Middlesex, Massachusetts · implied b. ~1862 — 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 | 48 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 25 |
| Children Born | 7 |
| Children Living | 4 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Middlesex, Massachusetts
Spouse, age 54
Middlesex, Massachusetts · implied b. ~1866 — 5 household members
| Surname | Coughlin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1870 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1885 |
| 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 3 US Census years (1900, 1910 and 1920) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Coughlin
Spouse · 1920 · age 54 · b. ~1866 · Massachusetts
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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 — Middlesex, Massachusetts
Open full size
1920 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu706unit:0059)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth G Coughlin | 20 | Daughter | Switchboard Oper | Massachusetts |
| 2 | Mary T Harvey | 50 | Head | — | Ireland |
| 3 | Pauline Zeinth | 15 | Daughter | — | Massachusetts |
| 4 | Loretta Lyman | 15 | Niece | — | Massachusetts |
| 5 | Cornelius J Coughlin | 60 | Head | Farmer | Ireland |
| 6 | Mary Coughlin THIS PERSON | 54 | Wife | — | Ireland |
| 7 | Loretta Coughlin | 23 | Daughter | — | Massachusetts |
| 8 | Michael Coughlin | 74 | Brother | — | Ireland |
| 9 | Cathryn F Coughlin | 23 | Niece | Printer | Massachusetts |
| 10 | John H Benham | 50 | Head | Ship Fitter | Maine |
| 11 | Catherine Benham | 47 | Wife | — | Massachusetts |
| 12 | Anna S Benham | 21 | Daughter | Switch Board Oper | Massachusetts |
| 13 | William B Benham | 19 | Son | Wagon Driver | Massachusetts |
| 14 | Charles G Benham | 16 | Son | Wire Tester | Massachusetts |
| 15 | John H Jr Benham | 14 | Son | — | Massachusetts |
| 16 | Mary E Benham | 11 | Daughter | — | Massachusetts |
| 17 | Alice L Benham | 10 | Daughter | — | Massachusetts |
| 18 | George Benham | 7 | Son | — | Massachusetts |
| 19 | Walter S Benham | 5 | Son | — | Massachusetts |
| 20 | Steve Barczyk | 29 | Head | Steam Fitter | Poland |
| 21 | Katie Barczyk | 28 | Wife | — | Poland |
| 22 | Jennie Barczyk | 4 | Daughter | — | Massachusetts |
| 23 | Helen Barczyk | 3 | Daughter | — | Massachusetts |
| 24 | Lillian Barczyk | 1 | Daughter | — | Massachusetts |
| 25 | Martin Cymcanuk | 34 | Boarder | Laborer | Russia |
| 26 | Margaret Carver | 36 | Head | — | Massachusetts |
| 27 | John Carver | 13 | Son | — | Massachusetts |
| 28 | Arthur J Carver | 11 | Son | — | Massachusetts |
| 29 | Mary Carver | 9 | Daughter | — | Massachusetts |
| 30 | William Carver | 5 | Son | — | Massachusetts |
| 31 | Dorothy G Carver | 3 | Daughter | — | Massachusetts |
| 32 | Henry Ellis | 32 | Head | Electrician | Rhode Island |
| 33 | Margaret Ellis | 28 | Wife | — | Massachusetts |
| 34 | John Harvey | 44 | Head | Car Repairer | Ireland |
| 35 | Annie Harvey | 43 | Wife | — | Ireland |
| 36 | John Roach | 23 | Step-son | Shipper | Massachusetts |
| 37 | Christopher Roach | 22 | Step-son | Laborer | Massachusetts |
| 38 | Michael Lane | 84 | Head | — | Ireland |
| 39 | Mary Lane | 75 | Wife | — | Ireland |
| 40 | Josephine Lane | 35 | Daughter | Proprietor | Massachusetts |
| 41 | John J Doonan | 28 | Head | Laborer | Ireland |
| 42 | Sadie Doonan | 27 | Wife | — | Ireland |
| 43 | John J Jr Doonan | 1 | Son | — | Massachusetts |
| 44 | Michael Lane | 35 | Boarder | Laborer | Ireland |
| 45 | Michael Regan | 53 | Head | Farmer | Massachusetts |
| 46 | Emma K Regan | 40 | Wife | — | England |
| 47 | Catherine E Regan | 16 | Daughter | Stenographer | Massachusetts |
| 48 | Emma L Regan | 14 | Daughter | — | Massachusetts |
| 49 | Michael J Regan | 10 | Son | — | Massachusetts |
| 50 | Edward C Regan | 8 | Son | — | Massachusetts |
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)