JQ
James Quigley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this James Quigley across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Quigley |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Robert Quigley | Son | — | 10 | ~1930 |
| Margaret Quigley | Daughter | — | 5 | ~1935 |
| Margaret Quigley | Spouse | — | 40 | ~1900 |
| John Quigley | Son | — | 8 | ~1932 |
| Anthony Quigley | Son | — | 2 | ~1938 |
| James Quigley | Head | — | 39 | ~1901 |
| James Quigley | Son | — | 11 | ~1929 |
Census Appearances
1930
Baltimore, Maryland
Son, age 1
Baltimore, Maryland · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Quigley |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Age at First Marriage | 1 |
| Father's Birthplace | Ireland Free |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 11
Baltimore-City-County, Maryland · implied b. ~1929 — 7 household members
| Surname | Quigley |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 James Quigley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Quigley
Son · 1940 · age 11 · b. ~1929 · Maryland
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Sibling
Anthony Quigley
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Quigley
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Quigley
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Quigley
Sibling · 1940 · age 8
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01535-00472)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Bonner | 12 | Son | — | Maryland |
| 2 | — | None | — | — | — |
| 3 | James D. Walker | 49 | Head | Clerk | Maryland |
| 4 | Verna Walker | 47 | Wife | — | Maryland |
| 5 | Martin Shipers | 24 | Son | Lineworker | Maryland |
| 6 | Alana Shipers | 12 | Daughter | — | Maryland |
| 7 | Helen Shipers | 16 | Daughter | — | Maryland |
| 8 | Harry Shipers | 12 | Son | — | Maryland |
| 9 | James Quigley | 39 | Head | Track Operat | Ireland |
| 10 | Margaret Quigley | 40 | Wife | — | Maryland |
| 11 | James Quigley THIS PERSON | 11 | Son | — | Maryland |
| 12 | Robert Quigley | 10 | Son | — | Maryland |
| 13 | John Quigley | 8 | Son | — | Maryland |
| 14 | Margaret Quigley | 5 | Daughter | — | Maryland |
| 15 | Anthony Quigley | 2 | Son | — | Maryland |
| 16 | Vincent O'Connor | 35 | Head | Clerk | Maryland |
| 17 | Mary D. O'Connor | 42 | Daughter | Tipping | Maryland |
| 18 | Catherine O'Connor | 72 | Mother | — | New York |
| 19 | Gertrude Stanley | 60 | Head | — | England |
| 20 | George New-Hamer | 37 | Sonlaw | Machinist | Maryland |
| 21 | Mable New-Hamer | 33 | Wife | — | Maryland |
| 22 | Frank Taylor | 47 | Head | Chief Clerk | Georgia |
| 23 | Rose Taylor | 41 | Wife | — | Maryland |
| 24 | Rosemary Taylor | 19 | Daughter | Stenographer | Maryland |
| 25 | Francis Taylor | 12 | Son | — | Maryland |
| 26 | Elizabeth Taylor | 6 | Daughter | — | Maryland |
| 27 | Charles Chogwell | 26 | Head | Tin Cutter | Ohio |
| 28 | Mae Chogwell | 21 | Wife | Nurse | Hawaii |
| 29 | Marie Chogwell | 48 | Mother | — | Ohio |
| 30 | Clyde Chogwell | 19 | Son | Tin Cutter | Ohio |
| 31 | Mary Chogwell | 12 | Daughter | — | Ohio |
| 32 | Theodore Stewasanki | 26 | Head | Stevedore | Maryland |
| 33 | Anna Stewasanki | 25 | Wife | — | Maryland |
| 34 | John Stewasanki | 1 | Son | — | Maryland |
| 35 | Theresa Hemp | 62 | Head | — | Maryland |
| 36 | Vincent Hemp | 28 | Son | Clerk | Maryland |
| 37 | James Hudson | 20 | Boarder | — | Maryland |
| 38 | Jerome Dunn | 50 | Head | Watchman | Ireland |
| 39 | Sarah Dunn | 48 | Wife | — | Ireland |
| 40 | Anthony Malat | 47 | Head | Repairing | Bohemia |
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)