MC
Mary Conroy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Worcester, Massachusetts
Our Model Tree links this Mary Conroy across the 1900, 1910 and 1920 US Censuses in Worcester, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1852), then head of a 5-person household.
Age 68
b. ~1852
Female
Head
Born: Ireland
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Worcester, Massachusetts |
| Surname | Conroy |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 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 |
| Birthplace (normalized) | ireland |
| Township / Ward | Worcester City |
| Est. Birth Year | ~1852 |
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 |
|---|---|---|---|---|
| Rose Conroy | Daughter | — | 29 | ~1891 |
| Thomas Conroy | Son | — | 42 | ~1878 |
| Matthew Conroy | Son | — | 32 | ~1888 |
| Mary Conroy | Head | — | 68 | ~1852 |
| Annie Conroy | Daughter | — | 36 | ~1884 |
Census Appearances
1900
Worcester, Massachusetts
Other, age 55
Worcester, Massachusetts · implied b. ~1845 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conroy |
| Given Name | Margaret |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Single |
| Birthplace | Ireland |
| Birth Month | May |
| Birth Year | 1845 |
| Year of Immigration | 1870 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Worcester, Massachusetts
Other, age 63
Worcester, Massachusetts · implied b. ~1847 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conroy |
| Given Name | Mary |
| Relationship to Head | Inmate |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 20 |
| Children Born | 5 |
| Children Living | 5 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Hard work |
| Industry | Hospital |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Worcester, Massachusetts
Head, age 68
Worcester, Massachusetts · implied b. ~1852 — 5 household members
| Surname | Conroy |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| 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 Worcester, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Conroy
Head · 1920 · age 68 · b. ~1852 · 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 — Worcester, Massachusetts
Open full size
1920 US Federal Census — Worcester, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu750unit:0432)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Caroline Harnsworth | 54 | Head | — | Massachusetts |
| 2 | Josephine Hopkins | 42 | Sister | — | Massachusetts |
| 3 | Katherine Mccartland | 30 | Boarder | — | Ireland |
| 4 | James A Mullane | 65 | Head | Freight Agent | Ireland |
| 5 | Helen E Mullane | 61 | Wife | — | Connecticut |
| 6 | Mary E Mullane | 41 | Daughter | Teacher | New York |
| 7 | Jane G Hope | 21 | Boarder | — | Connecticut |
| 8 | Elizabeth Mcdermott | 49 | Head | — | Ireland |
| 9 | Timothy Mcdermott | 21 | Son | Laborer | Massachusetts |
| 10 | Catherine Mcdermott | 20 | Daughter | Stenographer | Massachusetts |
| 11 | Jennie Mcdermott | 18 | Daughter | Inspector | Massachusetts |
| 12 | John Durkin | 24 | Lodger | Weigher | Ireland |
| 13 | Charles H Squires | 40 | Head | Helper | Rhode Island |
| 14 | Sarah Squires | 37 | Wife | — | Rhode Island |
| 15 | Roger W Squires | 19 | Son | Bundle Boy | Massachusetts |
| 16 | Arthur E Squires | 18 | Son | Liner | Massachusetts |
| 17 | Florence E Squires | 16 | Daughter | — | Massachusetts |
| 18 | Dorothy M Squires | 14 | Daughter | — | Massachusetts |
| 19 | John S Squires | 12 | Son | — | Massachusetts |
| 20 | Frank W Lowe | 41 | Head | Manager | Massachusetts |
| 21 | Isabelle W Lowe | 44 | Wife | — | Massachusetts |
| 22 | Frank W Lowe | 12 | Son | — | Massachusetts |
| 23 | Katherine Lowe | 10 | Daughter | — | Massachusetts |
| 24 | John Gannon | 62 | Head | Coremaker | Ireland |
| 25 | Katherine Gannon | 53 | Wife | — | Ireland |
| 26 | David J Gannon | 27 | Son | Stock Clerk | Massachusetts |
| 27 | Mary F Gannon | 27 | Daughter | Stock Clerk | Massachusetts |
| 28 | Sarah E Gannon | 25 | Daughter | Clerk | Massachusetts |
| 29 | Joseph J Gannon | 24 | Son | Commercial Traveler | Massachusetts |
| 30 | Alice M Gannon | 21 | Daughter | Telephone Clerk | Massachusetts |
| 31 | John Jr Gannon | 18 | Son | — | Massachusetts |
| 32 | Mary Conroy THIS PERSON | 68 | Head | — | Ireland |
| 33 | Thomas Conroy | 42 | Son | Machinist | Massachusetts |
| 34 | Annie Conroy | 36 | Daughter | Dressmaker | Massachusetts |
| 35 | Matthew Conroy | 32 | Son | Machinist | Massachusetts |
| 36 | Rose M Conroy | 29 | Daughter | Nurse | Massachusetts |
| 37 | James B Inman | 44 | Head | Fireman | Massachusetts |
| 38 | Mary Inman | 35 | Wife | — | Canada |
| 39 | Pearl Inman | 10 | Daughter | — | Massachusetts |
| 40 | Bradford Inman | 8 | Son | — | Massachusetts |
| 41 | Richard Inman | 5 | Son | — | Massachusetts |
| 42 | George Foster | 29 | Boarder | Draftsman | England |
| 43 | Ethel Foster | 35 | Boarder | — | Canada |
| 44 | George B Foster | 3 | Boarder | — | Massachusetts |
| 45 | Frank H Marble | 55 | Head | Turntable Operator | Massachusetts |
| 46 | Elizabeth H Marble | 54 | Wife | — | Massachusetts |
| 47 | Herbert E Marble | 20 | Son | Moulder | Massachusetts |
| 48 | Ella E Marble | 15 | Daughter | — | Massachusetts |
| 49 | Bertha I Marble | 14 | Daughter | — | Massachusetts |
| 50 | Margaret O'Leary | 58 | Head | — | 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)