GS
George Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Northampton-County, Pennsylvania
Our Model Tree links this George Sullivan across the 1910, 1920, 1930 and 1940 US Censuses in Northampton-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1905), then head of a 7-person household.
Age 35
b. ~1905
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Northampton-County, Pennsylvania |
| Surname | Sullivan |
| Given Name | George D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Upper Mt Bethel |
| 1935 Residence (County) | Northampton |
| Additional Details | |
| Occupation | laborer |
| Industry | school project |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 488 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Upper Mt Bethel |
| Est. Birth Year | ~1905 |
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 George | Age | Birth yr |
|---|---|---|---|---|
| George Sullivan | Head | — | 67 | ~1873 |
| Alma Sullivan | Other | — | 29 | ~1911 |
| Alvin Johnson | Other | — | 45 | ~1895 |
| Garland Sullivan | Other | — | 5 | ~1935 |
| Jason Sullivan | Other | — | 3 | ~1937 |
| George Sullivan | Son | — | 35 | ~1905 |
| Farlepha Sullivan | Spouse | — | 66 | ~1874 |
Census Appearances
1910
Northampton, Pennsylvania
Other, age 5
Northampton, Pennsylvania · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | George D. |
| Relationship to Head | Grand Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Northampton, Pennsylvania
Son, age 14
Northampton, Pennsylvania · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | George V. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Northampton, Pennsylvania
Son, age 25
Northampton, Pennsylvania · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Quarry |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Northampton-County, Pennsylvania
Son, age 35
Northampton-County, Pennsylvania · implied b. ~1905 — 7 household members
| Surname | Sullivan |
| Given Name | George D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Upper Mt Bethel |
| 1935 Residence (County) | Northampton |
| Occupation | laborer |
| Industry | school project |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 488 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 George Sullivan across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Sullivan (~0.92 confidence) and father George Sullivan (~0.92 confidence) and mother Belina Sullivan (~0.92 confidence) and mother Farlepha Sullivan (~0.92 confidence) and mother Lydia Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Sullivan
b. ~1873
Source father
● Household
· direct · ~0.92
Father
George Sullivan
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Belina Sullivan
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Farlepha Sullivan
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Lydia Sullivan
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Sullivan
Son · 1940 · age 35 · b. ~1905 · 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 — Northampton-County, Pennsylvania
Open full size
1940 US Federal Census — Northampton-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03594-00192)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter C. Ott | 55 | Head | — | Pennsylvania |
| 2 | Wallace M. Ott | 53 | Son | Operator | Pennsylvania |
| 3 | Lucy J. Ott | 51 | Wife | — | Pennsylvania |
| 4 | Clara S. Ott | 26 | Daughter | Truck Driver | Pennsylvania |
| 5 | G. Paul Ott | 18 | Son | Laborer | Pennsylvania |
| 6 | Thomas Maffley | 79 | Father-in-law | — | Pennsylvania |
| 7 | Emma O. Maffley | 83 | Mother-in-law | — | Pennsylvania |
| 8 | Edward E. Landon | 35 | Head | Clerk | Pennsylvania |
| 9 | Edith M. Landon | 31 | Wife | — | Pennsylvania |
| 10 | Virginia M. Landon | 11 | Daughter | — | Pennsylvania |
| 11 | Elwood E. Landon | 8 | Son | — | Pennsylvania |
| 12 | Chester Handelong | 20 | Brother-in-law | Laborer | Pennsylvania |
| 13 | Isabella A. Handelong | 66 | Sister-in-law | — | Pennsylvania |
| 14 | Martin Sullivan | 25 | Head | Laborer | Pennsylvania |
| 15 | Lana Sullivan | 24 | Wife | — | Pennsylvania |
| 16 | Marvin M. Sullivan | 4 | Son | — | Pennsylvania |
| 17 | Letha A. Sullivan | 2 | Daughter | — | Pennsylvania |
| 18 | Vernon D. Sullivan | 1 | Son | — | Pennsylvania |
| 19 | George R. Sullivan | 67 | Head | Operator | Pennsylvania |
| 20 | Farlepha Sullivan | 66 | Wife | — | Pennsylvania |
| 21 | George D. Sullivan THIS PERSON | 35 | Son | Laborer | Pennsylvania |
| 22 | Alma L. Sullivan | 29 | Daughter-in-law | — | Pennsylvania |
| 23 | Garland R. Sullivan | 5 | Grandson | — | Pennsylvania |
| 24 | Jason M. Sullivan | 3 | Grandson | — | Pennsylvania |
| 25 | Alvin Johnson | 45 | Lodger | Laborer | Pennsylvania |
| 26 | Lillie A. Sullivan | 78 | Head | — | Pennsylvania |
| 27 | Mary E. Sullivan | 55 | Daughter | — | Pennsylvania |
| 28 | John Landon | 61 | Head | Proprietor | New Jersey |
| 29 | Florence M. Landon | 53 | Wife | — | Pennsylvania |
| 30 | Joseph L. Landon | 28 | Son | Clerk | Pennsylvania |
| 31 | Leoda F. Landon | 30 | Daughter-in-law | — | Pennsylvania |
| 32 | Joseph A. Landon | 6 | Grandson | — | Pennsylvania |
| 33 | Pasquale Rinaldi | 47 | Head | Caretaker | Italy |
| 34 | Lottie M. Rinaldi | 44 | Wife | — | Pennsylvania |
| 35 | Franklin A. Hopper | 22 | Head | Laborer | Pennsylvania |
| 36 | Carolyn Hopper | 22 | Wife | — | New Jersey |
| 37 | Gail P. Hopper | 1 | Daughter | — | Pennsylvania |
| 38 | Dorothea E. Hopper | 0 | Daughter | — | Pennsylvania |
| 39 | Lorian E. Labar | 21 | Head | Presser | Pennsylvania |
| 40 | Alice E. Labar | 19 | Wife | Examiner | Pennsylvania |
Pedigree Summary
George
Gen 1 · 5 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)