FS
Francis Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Francis Sullivan across the 1920, 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Ellen & John — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Sullivan |
| Given Name | Francis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | CHICOPEE |
| 1935 Residence (County) | HAMPDEN |
| Additional Details | |
| Occupation | Assistant Chemist |
| Industry | Sporting Goods Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1456 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Assistant Chemist |
| Township / Ward | Chicopee |
| Est. Birth Year | ~1906 |
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 Francis | Age | Birth yr |
|---|---|---|---|---|
| Stella Sullivan | Spouse | — | 33 | ~1907 |
| Claire Sullivan | Daughter | — | 7 | ~1933 |
| Francis Sullivan | Head | — | 34 | ~1906 |
Census Appearances
1920
Hampden, Massachusetts
Son, age 12
Hampden, Massachusetts · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Hampden, Massachusetts
Head, age 23
Hampden, Massachusetts · implied b. ~1907 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Francis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 23 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerk |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Head, age 34
Hampden-County, Massachusetts · implied b. ~1906 — 3 household members
| Surname | Sullivan |
| Given Name | Francis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | CHICOPEE |
| 1935 Residence (County) | HAMPDEN |
| Occupation | Assistant Chemist |
| Industry | Sporting Goods Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1456 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| 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 Francis Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ellen Sullivan (~0.92 confidence) and father John Sullivan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ellen Sullivan
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
John Sullivan
b. ~1878
Source father
● Household
· direct · ~0.92
This person
Anchor record
Francis Sullivan
Head · 1940 · age 34 · b. ~1906 · Massachusetts
★ 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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01593-00776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dolores R Borowiec | 1 | Daughter | — | Massachusetts |
| 2 | Ralph E Howard | 62 | Head | Mailing Clerk | Maine |
| 3 | Louise E Howard | 58 | Wife | — | Nebraska |
| 4 | Grover E Howard | 23 | Son | Teacher | Massachusetts |
| 5 | Alma L Howard | 21 | Daughter | — | Connecticut |
| 6 | Theresa Stonina | 64 | Head | — | Poland |
| 7 | Joseph Tabaka | 48 | Son | Machinist | Poland |
| 8 | Emily Sutyla | 24 | Lodger | — | Pennsylvania |
| 9 | Joseph Krzywda | 41 | Head | Time Keeper | Massachusetts |
| 10 | Tekla Krzywda | 36 | Wife | — | Massachusetts |
| 11 | Walter Krzywda | 15 | Son | — | Massachusetts |
| 12 | Edward Krzywda | 13 | Son | — | Massachusetts |
| 13 | Alice Krzywda | 12 | Daughter | — | Massachusetts |
| 14 | Joseph Krzywda | 2 | Son | — | Massachusetts |
| 15 | Julian Krzywda | 65 | Head | — | Poland |
| 16 | Rose Krzywda | 63 | Wife | — | Poland |
| 17 | Rudolph Gawron | 46 | Head | Salesman | Poland |
| 18 | Victoria Gawron | 40 | Wife | Dressmaker | Poland |
| 19 | Helen D Gawron | 14 | Daughter | — | Massachusetts |
| 20 | Genevieve A Gawron | 18 | Daughter | — | Massachusetts |
| 21 | Walter J Armata | 33 | Head | Grinder | Massachusetts |
| 22 | Bertha Armata | 26 | Wife | Seamstress | Massachusetts |
| 23 | Frank J Burek | 53 | Father in law | Trackman | Poland |
| 24 | Frances Wiorkowski | 47 | Head | Solderer | Poland |
| 25 | Anna F Wiorkowski | 31 | Daughter | Solderer | Pennsylvania |
| 26 | Frances E Wiorkowski | 18 | Daughter | Seamstress | Massachusetts |
| 27 | John Sliva | 55 | Head | Salesman | Poland |
| 28 | Mary Sliva | 55 | Wife | — | Poland |
| 29 | Martin Topor | 21 | Step son | Salesman | Massachusetts |
| 30 | Walter Topor | 24 | Step son | Electrician | Massachusetts |
| 31 | Frederick Topor | 21 | Step son | Waiter | Massachusetts |
| 32 | Warren C Ossoad | 29 | Head | Janitor | Massachusetts |
| 33 | Lucille K Ossoad | 24 | Wife | — | Massachusetts |
| 34 | Robert W Ossoad | 4 | Son | — | Massachusetts |
| 35 | Richard M Ossoad | 2 | Son | — | Massachusetts |
| 36 | Francis Sullivan THIS PERSON | 34 | Head | Assistant Chemist | Massachusetts |
| 37 | Stella E Sullivan | 33 | Wife | Seamstress | Massachusetts |
| 38 | Claire M Sullivan | 7 | Daughter | — | Massachusetts |
| 39 | Anna N Buckley | 73 | Head | — | Massachusetts |
| 40 | Elizabeth Mccarthy | 71 | Sister | — | Massachusetts |
Pedigree Summary
Francis
Gen 1 · 2 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)