JC
James Curtis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lackawanna-County, Pennsylvania
Our Model Tree links this James Curtis across the 1920, 1930 and 1940 US Censuses in Lackawanna-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Harry — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lackawanna-County, Pennsylvania |
| Surname | Curtis |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Olyphant Borough |
| 1935 Residence (County) | Lackawanna |
| Additional Details | |
| Occupation | Laborer |
| Industry | Coal Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 250 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Olyphant Borough |
| Est. Birth Year | ~1915 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Curtis | Spouse | — | 24 | ~1916 |
| James Curtis | Head | — | 25 | ~1915 |
| James Curtis | Son | — | 1 | ~1939 |
Census Appearances
1920
Lackawanna, Pennsylvania
Son, age 5
Lackawanna, Pennsylvania · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lackawanna, Pennsylvania
Son, age 15
Lackawanna, Pennsylvania · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | England |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lackawanna-County, Pennsylvania
Head, age 25
Lackawanna-County, Pennsylvania · implied b. ~1915 — 3 household members
| Surname | Curtis |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Olyphant Borough |
| 1935 Residence (County) | Lackawanna |
| Occupation | Laborer |
| Industry | Coal Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 250 |
| Highest Grade | H-4 |
| 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 Curtis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Curtis (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Curtis
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Curtis
Head · 1940 · age 25 · b. ~1915 · 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 — Lackawanna-County, Pennsylvania
Open full size
1940 US Federal Census — Lackawanna-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03526-00572)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Curtis THIS PERSON | 25 | Head | Laborer | Pennsylvania |
| 2 | Beatrice Curtis | 24 | Wife | — | Pennsylvania |
| 3 | James Robert Curtis | 1 | Son | — | Pennsylvania |
| 4 | Paul Molytonis | 51 | Head | — | Austria |
| 5 | Mary Molytonis | 50 | Wife | — | Pennsylvania |
| 6 | John Molytonis | 17 | Son | — | Pennsylvania |
| 7 | Helen Molytonis | 15 | Daughter | — | Pennsylvania |
| 8 | Richard Pettigrew | 37 | Head | Electrician | Pennsylvania |
| 9 | Amelia Pettigrew | 35 | Wife | — | Pennsylvania |
| 10 | Mary Pettigrew | 6 | Daughter | — | Pennsylvania |
| 11 | Richard John Pettigrew | 4 | Son | — | Pennsylvania |
| 12 | Ross Pettigrew | 24 | Head | Laborer | Pennsylvania |
| 13 | Ethel Pettigrew | 22 | Wife | — | Pennsylvania |
| 14 | Samuel C. Taylor | 34 | Head | Sales Man | Pennsylvania |
| 15 | Dorothy L. Taylor | 31 | Wife | — | Pennsylvania |
| 16 | John Pettigrew | 65 | Head | Mine Foreman | Pennsylvania |
| 17 | Mary L. Pettigrew | 63 | Wife | — | Pennsylvania |
| 18 | Alice Pettigrew | 34 | Daughter | Teacher | Pennsylvania |
| 19 | Richard Evans | 55 | Head | Timber-Man | Pennsylvania |
| 20 | Edith Evans | 53 | Wife | — | Pennsylvania |
| 21 | Marion Evans | 28 | Daughter | Sales-Lady | Pennsylvania |
| 22 | Mamie Evans | 26 | Daughter | Sales-Lady | Pennsylvania |
| 23 | Edith Evans | 23 | Daughter | — | Pennsylvania |
| 24 | Richard Evans | 15 | Son | — | Pennsylvania |
| 25 | Settimio Ceccoli | 57 | Head | — | Italy |
| 26 | Theresa Ceccoli | 54 | Wife | — | Italy |
| 27 | Chico Ceccoli | 26 | Son | — | Pennsylvania |
| 28 | Harry Wilkins | 54 | Head | Locomotive Engineer | Pennsylvania |
| 29 | Jane Wilkins | 45 | Wife | — | Pennsylvania |
| 30 | Harry Jr. Wilkins | 19 | Son | — | Pennsylvania |
| 31 | Jeanette Wilkins | 17 | Daughter | — | Pennsylvania |
| 32 | William Wilkins | 8 | Son | — | Pennsylvania |
| 33 | Howard Wilkins | 3 | Son | — | Pennsylvania |
| 34 | Maude Mckinley | 53 | Head | — | Pennsylvania |
| 35 | Russell Mckinley | 48 | Brother | Coal Miner | Pennsylvania |
| 36 | Stanley Geniak | 26 | Head | Miner | Illinois |
| 37 | Mabel Geniak | 25 | Wife | — | Pennsylvania |
| 38 | Shirley Jane Geniak | 1 | Daughter | — | Pennsylvania |
| 39 | David Jones | 48 | Head | — | Wales |
| 40 | Mary M. Jones | 54 | Wife | — | Pennsylvania |
Pedigree Summary
James
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)