MQ
Mary Quigley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Quigley across the 1910, 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Catherine — first a daughter (b.~1897), then head of a 3-person household.
Age 43
b. ~1897
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Quigley |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Clerk |
| Industry | Insurance |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 266 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Boston City |
| Est. Birth Year | ~1897 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Quigley | Daughter | — | 43 | ~1897 |
| Thomas Quigley | Son | — | 40 | ~1900 |
| Catherine Quigley | Head | — | 63 | ~1877 |
Census Appearances
1910
Suffolk, Massachusetts
Daughter, age 13
Suffolk, Massachusetts · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Quigley |
| Given Name | Mary G |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Daughter, age 23
Suffolk, Massachusetts · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Quigley |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Sta Filing |
| Industry | Insurance Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 33
Suffolk, Massachusetts · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Quigley |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerical |
| Industry | Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 43
Suffolk-County, Massachusetts · implied b. ~1897 — 3 household members
| Surname | Quigley |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Clerk |
| Industry | Insurance |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 266 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Quigley across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Catherine Quigley (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Catherine Quigley
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Quigley
Daughter · 1940 · age 43 · b. ~1897 · Massachusetts
★ You are viewing this record
Sibling
Thomas Quigley
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01669-00488)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mona Mcpherson | 20 | Daughter | — | Massachusetts |
| 2 | Loretta Mcpherson | 6 | Daughter | — | Massachusetts |
| 3 | John Mcpherson | 3 | Son | — | Massachusetts |
| 4 | Florence P. Alajajian | 29 | Head | — | Pennsylvania |
| 5 | Harry Alajajian | 11 | Son | — | Massachusetts |
| 6 | Arthur Alajajian | 10 | Son | — | Massachusetts |
| 7 | Elizabeth Smith | 56 | Head | Maid | Massachusetts |
| 8 | Catherine Quigley | 63 | Head | — | Massachusetts |
| 9 | Mary J. Quigley THIS PERSON | 43 | Daughter | Clerk | Massachusetts |
| 10 | Thomas A. Quigley | 40 | Son | Repairman | Massachusetts |
| 11 | Thomas Gately | 54 | Head | Labor | Massachusetts |
| 12 | Winifred Gately | 76 | Mother | — | Eire |
| 13 | Nellie Gately | 60 | Wife | — | Massachusetts |
| 14 | Winifred M. Gately | 26 | Daughter | Sales Clerk | Massachusetts |
| 15 | Mary Fallon | 70 | Head | — | Eire |
| 16 | John Fallon | 36 | Son | — | Massachusetts |
| 17 | Donald R. Emerson | 34 | Head | Truck Driver | Massachusetts |
| 18 | Gertrude Emerson | 29 | Wife | — | Massachusetts |
| 19 | Donald Emerson | 6 | Son | — | Massachusetts |
| 20 | Patrick D. Kelley | 77 | Head | — | Eire |
| 21 | Nora Kelley | 75 | Wife | — | Eire |
| 22 | Herbert Smith | 45 | Head | Laborer | England |
| 23 | Marion Smith | 39 | Wife | — | Massachusetts |
| 24 | Lawrence Sorrow | 24 | Head | Truck Driver | Massachusetts |
| 25 | Helen Sorrow | 19 | Wife | — | New York |
| 26 | June Sorrow | 3 | Daughter | — | Massachusetts |
| 27 | Lawrence Sorrow | 1 | Son | — | Massachusetts |
| 28 | John Q. Zeblone | 42 | Head | — | Canada-French |
| 29 | Edward Zeblone | 20 | Son | Helper Truck | Massachusetts |
| 30 | Robert Vozone | 40 | Head | Tree Surgeon | Austria |
| 31 | Nellie Vozone | 34 | Wife | — | Massachusetts |
| 32 | Elizabeth Vozone | 15 | Daughter | — | Massachusetts |
| 33 | Lillian Vozone | 14 | Daughter | — | Massachusetts |
| 34 | Mary Vozone | 12 | Daughter | — | Massachusetts |
| 35 | Thomas D. Mcdermott | 32 | Head | Electrician | Massachusetts |
| 36 | Evelyn Mcdermott | 32 | Wife | — | Massachusetts |
| 37 | John J. Mcdermott | 3 | Son | — | Massachusetts |
| 38 | Marie Mcdermott | 2 | Daughter | — | Massachusetts |
| 39 | Evelyn Mcdermott | 1 | Daughter | — | Massachusetts |
| 40 | John Flynn | 65 | Head | Gardner | Eire |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)