MC
Mary Conroy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Mary Conroy across the 1900, 1910 and 1920 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 6-person household.
Age 50
b. ~1870
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, Massachusetts |
| Surname | Conroy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1885 |
| 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 | 1892 |
| Birthplace (normalized) | ireland |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1870 |
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 |
|---|---|---|---|---|
| Margaret Conroy | Daughter | — | 35 | ~1885 |
| William Conroy | Son | — | 23 | ~1897 |
| Elizabeth Markey | Daughter | — | 24 | ~1896 |
| James Markey | Other | — | 27 | ~1893 |
| Thomas Conroy | Head | — | 60 | ~1860 |
| Mary Conroy | Spouse | — | 50 | ~1870 |
Census Appearances
1900
Suffolk, Massachusetts
Spouse, age 30
Suffolk, Massachusetts · implied b. ~1870 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conroy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Apr |
| Birth Year | 1870 |
| Year of Immigration | 1882 |
| 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 40
Middlesex, Massachusetts · implied b. ~1870 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conroy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 23 |
| Children Born | 11 |
| Children Living | 11 |
| Year of Immigration | 1881 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Middlesex, Massachusetts
Spouse, age 50
Middlesex, Massachusetts · implied b. ~1870 — 6 household members
| Surname | Conroy |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1885 |
| 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 | 1892 |
| 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 Conroy across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Conroy
Spouse · 1920 · age 50 · b. ~1870 · 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:1920:14thcensusofpopu712unit:0765)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Nugent, Charles Nugent | 12 | Son | — | Massachusetts |
| 52 | Daniel Naylor | 27 | Head | Mechanic | England |
| 53 | Joyce Naylor | 44 | Mother | Housekeeper | England |
| 54 | James Brown | 48 | Roomer | Carpenter | New York |
| 55 | Ellen Duffy | 55 | Head | — | England |
| 56 | John Duffy | 29 | Son | Tacker | Massachusetts |
| 57 | Anna Duffy | 25 | Daughter | Saleslady | Massachusetts |
| 58 | Veronica Duffy | 21 | Daughter | Stenographer | Massachusetts |
| 59 | Alice Duffy | 18 | Daughter | Winder | Massachusetts |
| 60 | Joseph Duffy | 15 | Son | — | Massachusetts |
| 61 | Charles Begen | 37 | Head | Loom Fixer | Canada |
| 62 | Josephine Begen | 37 | Wife | — | Canada |
| 63 | Rosella Begen | 10 | Daughter | — | Massachusetts |
| 64 | Blanche Begen | 8 | Daughter | — | Massachusetts |
| 65 | Dora Begen | 7 | Daughter | — | Massachusetts |
| 66 | Lillian Begen | 5 | Daughter | — | Massachusetts |
| 67 | Evelyn Begen | 1 | Daughter | — | Massachusetts |
| 68 | Louis Lacombe | 44 | Brother-in-law | Spooler | Canada |
| 69 | George Scott | 24 | Head | Carpenter | Massachusetts |
| 70 | Hazel Scott | 22 | Wife | — | Maine |
| 71 | Ethel Brown | 18 | Sister-in-law | Mechanic Helper | Massachusetts |
| 72 | Edward Latour | 49 | Head | Laborer | Massachusetts |
| 73 | Helen Latour | 18 | Daughter | Clerk | Massachusetts |
| 74 | Mary Latour | 16 | Daughter | Speeder | Massachusetts |
| 75 | Thomas Conroy | 60 | Head | Collector Hand | Ireland |
| 76 | Mary Conroy THIS PERSON | 50 | Wife | — | Ireland |
| 77 | William Conroy | 23 | Son | Dramer | Massachusetts |
| 78 | Margaret Conroy | 35 | Daughter | — | Massachusetts |
| 79 | James Markey | 27 | Son-in-law | Machinist | Massachusetts |
| 80 | Elizabeth Markey | 24 | Daughter | — | Massachusetts |
| 81 | Thomas Lee | 40 | Head | Tailor | Massachusetts |
| 82 | Dorothy Lee | 30 | Wife | Milliner | Massachusetts |
| 83 | Michael Hanley | 48 | Head | Fixer | England |
| 84 | Margaret Hanley | 53 | Sister | Weaver | England |
| 85 | Elizabeth Hanley | 50 | Sister | — | England |
| 86 | George Shields | 52 | Head | Second Hand | Massachusetts |
| 87 | Margaret Shields | 52 | Wife | — | Massachusetts |
| 88 | John Shields | 21 | Son | Janitor | Massachusetts |
| 89 | David Scanlon | 25 | Son-in-law | Inspector | Massachusetts |
| 90 | Gertrude Scanlon | 28 | Daughter | — | Massachusetts |
| 91 | Mildred Scanlon | 4 | Granddaughter | — | Massachusetts |
| 92 | James H. Flood | 47 | Head | Proprietor | Massachusetts |
| 93 | Annie V. Flood | 34 | Wife | — | Massachusetts |
| 94 | James M. Flood | 16 | Son | — | Massachusetts |
| 95 | Charles R. Flood | 14 | Son | — | Massachusetts |
| 96 | John Flood | 9 | Son | — | Massachusetts |
| 97 | Richard Flood | 5 | Son | — | Massachusetts |
| 98 | Edward Flood | 2 | Son | — | Massachusetts |
| 99 | William Buckley | 69 | Head | Ticket Taker | Ireland |
| 100 | Mary Buckley | 65 | Wife | — | Ireland |
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)