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John Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Windham-County, Vermont
Our Model Tree links this John Sullivan across the 1920, 1930 and 1940 US Censuses in Windham-County, Vermont (XGBoost, ~Confirmed), with identified parents Daniel & Ellen — first a head (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Male
Head
Born: Vermont
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Windham-County, Vermont |
| Surname | Sullivan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Bellows Falls Village |
| 1935 Residence (County) | Windham |
| Additional Details | |
| Occupation | Salesman |
| Industry | Furniture Store |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
| Occupation | Salesman |
| Township / Ward | Bellows Falls Village |
| Est. Birth Year | ~1900 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Mary Sullivan | Daughter | — | 17 | ~1923 |
| John Sullivan | Head | — | 40 | ~1900 |
| John Sullivan | Son | — | 11 | ~1929 |
| Grace Sullivan | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Windham, Vermont
Son, age 20
Windham, Vermont · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Vermont |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Occupation | Salesman |
| Industry | Furniture store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1930
Windham, Vermont
Head, age 30
Windham, Vermont · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Vermont |
| Age at First Marriage | 22 |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Occupation | Undertaker |
| Industry | Undertaking Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 17 |
| Veteran | No |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1940
Windham-County, Vermont
Head, age 40
Windham-County, Vermont · implied b. ~1900 — 4 household members
| Surname | Sullivan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Bellows Falls Village |
| 1935 Residence (County) | Windham |
| Occupation | Salesman |
| Industry | Furniture Store |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
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 John Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Sullivan (~0.92 confidence) and mother Ellen Sullivan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Sullivan
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Ellen Sullivan
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Sullivan
Head · 1940 · age 40 · b. ~1900 · Vermont
★ 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 — Windham-County, Vermont
Open full size
1940 US Federal Census — Windham-County, Vermont
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04239-00601)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles H. Radd | 55 | Head | Merchant | Vermont |
| 2 | Elizabeth Radd | 71 | Wife | — | New York |
| 3 | Beatrice Beatrice | 29 | Daughter | Bookkeeper | New York |
| 4 | Dorothy Beatrice | 34 | Daughter | Telephone Oper. | New York |
| 5 | Leonard H. Dampier | 37 | Head | Doleman | Vermont |
| 6 | Hazel Dampier | 32 | Wife | — | Vermont |
| 7 | Joyce Dampier | 10 | Daughter | — | Vermont |
| 8 | Barbara Dampier | 7 | Daughter | — | Vermont |
| 9 | Phillip Read | 40 | Head | Clerk | Vermont |
| 10 | Ida S. Read | 38 | Wife | — | New York |
| 11 | Mary Helene Read | 2 | Daughter | — | Vermont |
| 12 | Michael Farrell | 68 | Uncle | — | Vermont |
| 13 | Harriet Garrow | 77 | Mother-in-law | — | New York |
| 14 | Robert Alexander | 14 | Nephew | — | Vermont |
| 15 | Julia E. Chase | 90 | Head | — | Vermont |
| 16 | Louis Ethier | 23 | Head | Brush Cleaner | Vermont |
| 17 | Hattie La Bonte | 58 | Guardian | Shoe Maker | New York |
| 18 | Robert Nelson | 26 | Lodger | Pantry Cook | Massachusetts |
| 19 | Powell Genno | 56 | Lodger | Kitchen Man | Vermont |
| 20 | Lester Knapp | 61 | Head | Millworker | Vermont |
| 21 | Roland Knapp | 37 | Son | Finisher | Vermont |
| 22 | Alyah Knapp | 25 | Son | Laborer | Vermont |
| 23 | Bruce Mavor | 32 | Head | Moulder | Canada-French |
| 24 | Charlotte Mavor | 25 | Wife | — | Maine |
| 25 | Harry J. Hill | 61 | Head | Laborer | Vermont |
| 26 | Calista E. Hill | 61 | Wife | Car Foreman | New York |
| 27 | Clarence Buck | 62 | Head | Shipping Clerk | Vermont |
| 28 | Annie S. Buck | 57 | Wife | — | Vermont |
| 29 | Ralph Buck | 28 | Son | Truck Driver | Vermont |
| 30 | Shirley Buck | 15 | Daughter | — | Vermont |
| 31 | Edwin Webb | 39 | Head | Medical Doctor | Maine |
| 32 | Hazel R. Webb | 36 | Wife | — | Rhode Island |
| 33 | Angus Webb | 13 | Son | — | Massachusetts |
| 34 | Edwin Jr. Webb | 12 | Son | — | Vermont |
| 35 | Yonna Trubulski | 21 | Servant | Servant | New Hampshire |
| 36 | John Sullivan THIS PERSON | 40 | Head | Salesman | Vermont |
| 37 | Grace Sullivan | 40 | Wife | — | New Hampshire |
| 38 | Mary Agnes Sullivan | 17 | Daughter | — | Vermont |
| 39 | John Joseph Sullivan | 11 | Son | — | Vermont |
Pedigree Summary
John
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)