JQ
James Quinn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Quinn across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 4-person household.
Age 51
b. ~1889
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Quinn |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Laborer |
| Industry | Project WPA |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 200 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1889 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Anna Quinn | Daughter | — | 5 | ~1935 |
| Marion Quinn | Daughter | — | 9 | ~1931 |
| James Quinn | Head | — | 51 | ~1889 |
| Catherine Quinn | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Philadelphia, Pennsylvania
Head, age 31
Philadelphia, Pennsylvania · implied b. ~1889
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Quinn |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Street Railway |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Head, age 41
Philadelphia, Pennsylvania · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Quinn |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 24 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Plush Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Head, age 51
Philadelphia-County, Pennsylvania · implied b. ~1889 — 4 household members
| Surname | Quinn |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | Laborer |
| Industry | Project WPA |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 200 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Quinn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Quinn
Head · 1940 · age 51 · b. ~1889 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03700-00282)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rachel Umbria | 15 | daughter | — | Pennsylvania |
| 2 | Michael Umbria | 28 | Head | Paper Maker | Pennsylvania |
| 3 | Anna Umbria | 29 | Wife | — | Pennsylvania |
| 4 | Michael Umbria | 7 | Son | — | Pennsylvania |
| 5 | Anolina Umbria | 3 | daughter | — | Pennsylvania |
| 6 | Joseph Marjingo | 69 | Head | Stone Mason | Italy |
| 7 | James Lahy | 30 | Head | Truck Driver | Pennsylvania |
| 8 | Mary Lahy | 31 | Wife | — | Pennsylvania |
| 9 | James Lahy | 10 | Son | — | Pennsylvania |
| 10 | Joseph Lahy | 8 | Son | — | Pennsylvania |
| 11 | Mary Lahy | 6 | daughter | — | Pennsylvania |
| 12 | John Lahy | 4 | daughter | — | Pennsylvania |
| 13 | Joseph Hoffman | 40 | Head | Laborer | Pennsylvania |
| 14 | Florence Hoffman | 36 | Wife | — | Pennsylvania |
| 15 | Joseph Hoffman | 18 | Son | New Worker | Pennsylvania |
| 16 | Earl Hoffman | 17 | Son | New Worker | Pennsylvania |
| 17 | Eleanor Hoffman | 12 | daughter | — | Pennsylvania |
| 18 | Charles Hoffman | 7 | Son | — | Pennsylvania |
| 19 | Florence Hoffman | 3 | daughter | — | Pennsylvania |
| 20 | Morris Case | 75 | Head | Watchman | Pennsylvania |
| 21 | Cecilia Case | 71 | Wife | — | Pennsylvania |
| 22 | Morris Case | 45 | Son | Mechanic | Pennsylvania |
| 23 | James Quinn THIS PERSON | 51 | Head | Laborer | Pennsylvania |
| 24 | Catherine Quinn | 39 | Wife | — | Pennsylvania |
| 25 | Marion Quinn | 9 | daughter | — | Pennsylvania |
| 26 | Anna Quinn | 5 | daughter | — | Pennsylvania |
| 27 | James Wise | 62 | Head | Laborer | Georgia |
| 28 | Bertha Wise | 50 | Wife | — | Georgia |
| 29 | Julia Johnson | 16 | daughter | — | Pennsylvania |
| 30 | Clifford Johnson | 8 | Son | — | Pennsylvania |
| 31 | Marie Johnson | 6 | daughter | — | Pennsylvania |
| 32 | Michael Mccormick | 67 | Head | Engineer | Pennsylvania |
| 33 | Mary Mccormick | 68 | Wife | — | Pennsylvania |
| 34 | Cecelia Mccormick | 66 | Sister | — | Pennsylvania |
| 35 | Otto Eichenhofer | 65 | Head | Spinner | Pennsylvania |
| 36 | Clara Eichenhofer | 69 | Wife | — | Pennsylvania |
| 37 | Anthony Eichenhofer | 30 | Son | Lister | Pennsylvania |
| 38 | George Eichenhofer | 26 | Son | Case Taker | Pennsylvania |
| 39 | Francis Herb | 33 | Son-in-law | Laborer | Pennsylvania |
| 40 | Eleanor Herb | 28 | daughter | — | Pennsylvania |
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)