FS
Frank Sullivan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Belknap-County, New Hampshire
Our Model Tree links this Frank Sullivan across the 1920, 1930 and 1940 US Censuses in Belknap-County, New Hampshire (XGBoost, ~Confirmed), with identified parents Michael & Michael — first a son (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Male
Son
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Belknap-County, New Hampshire |
| Surname | Sullivan |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Laconia City |
| 1935 Residence (County) | Belknap |
| Additional Details | |
| Occupation | Filling Station operator |
| Industry | retail grocery station |
| Class of Worker | PW |
| Hours Worked | 75 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Filling Station Operator |
| Township / Ward | Laconia City |
| Est. Birth Year | ~1902 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Michael Sullivan | Head | — | 67 | ~1873 |
| Richard Sullivan | Son | — | 23 | ~1917 |
| Frank Sullivan | Son | — | 38 | ~1902 |
| Esther Sullivan | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Belknap, New …
Son, age 18
Belknap, New Hampshire · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Francis W. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Occupation | Room Boy |
| Industry | Hosiery Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
Son, age 27
Belknap, New Hampshire · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Francis W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Occupation | Mechanic |
| Industry | Automobile Repair |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Belknap-County, New …
Son, age 38
Belknap-County, New Hampshire · implied b. ~1902 — 4 household members
| Surname | Sullivan |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Laconia City |
| 1935 Residence (County) | Belknap |
| Occupation | Filling Station operator |
| Industry | retail grocery station |
| Class of Worker | PW |
| Hours Worked | 75 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Frank Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Sullivan (~0.92 confidence) and father Michael Sullivan (~0.92 confidence) and father Michael Sullivan (~0.92 confidence) and mother Esther Sullivan (~0.92 confidence) and mother Esther Sullivan (~0.92 confidence) and mother Esther Sullivan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Sullivan
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Michael Sullivan
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Michael Sullivan
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Esther Sullivan
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Esther Sullivan
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Esther Sullivan
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Sullivan
Son · 1940 · age 38 · b. ~1902 · New Hampshire
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Sibling
Richard Sullivan
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Belknap-County, New Hampshire
Open full size
1940 US Federal Census — Belknap-County, New Hampshire
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02283-00170)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry D. Clark | 45 | Head | Machinist | New Hamp. |
| 2 | Hattie R. Clark | 40 | Wife | — | New Hamp. |
| 3 | Michael J. Sullivan | 67 | Head | Lumber Scaler | Canada-English |
| 4 | Esther Sullivan | 64 | Wife | Finisher | New Hamp. |
| 5 | Richard Sullivan | 23 | Son | Apprentice Linotype Operator | New Hamp. |
| 6 | Frank Sullivan THIS PERSON | 38 | Son | Filling Station Operator | Maine |
| 7 | Perley Jones | 40 | Head | Machinist | Vermont |
| 8 | Rena Jones | 31 | Wife | Repairer | New York |
| 9 | Edward Jones | 11 | Son | — | New Hamp. |
| 10 | Robert Jones | 12 | Son | — | New Hamp. |
| 11 | Janice Jones | 8 | Daughter | — | New Hamp. |
| 12 | John F. O'Laughlin | 38 | Head | Meter Reader | New Hamp. |
| 13 | Elizabeth O'Laughlin | 41 | Wife | Stenographer | New Hamp. |
| 14 | Sally O'Laughlin | 9 | Daughter | — | New Hamp. |
| 15 | Hazel S. Clark | 55 | Head | Librarian | New Hamp. |
| 16 | Marie C. Pray | 42 | Head | Librarian | New Hamp. |
| 17 | Arbor Cate | 32 | Head | Florist | New Hamp. |
| 18 | Frances Cate | 27 | Wife | — | New Hamp. |
| 19 | Albert Dore | 39 | Head | Assembler | New Hamp. |
| 20 | Lottie V. Dore | 32 | Wife | — | New Hamp. |
| 21 | Nancy L. Dore | 4 | Daughter | — | New Hamp. |
| 22 | Richard A. Dore | 12 | Son | — | New Hamp. |
| 23 | Harold H. Gaudette | 28 | Head | Insurance Agent | Mass. |
| 24 | Bette H. Gaudette | 24 | Wife | — | Mass. |
| 25 | Cynthia P. Gaudette | 1 | Daughter | — | Mass. |
| 26 | Frederick A. Hillsdale | 22 | Head | Radio Engineer | Mass. |
| 27 | Elsie Hillsdale | 24 | Wife | Registered Nurse | New Hamp. |
| 28 | Floyd P. Coburn | 46 | Head | Machinist | New Hamp. |
| 29 | Susan Wilson | 55 | Head | — | New Hamp. |
| 30 | Russell Keith | 22 | Head | Sales Clerk | Mass. |
| 31 | Marian Keith | 19 | Wife | Waitress | Mass. |
| 32 | Regina Haratsonas | 46 | Head | — | Greece |
| 33 | Marion Haratsonas | 20 | Daughter | Typist | New Hamp. |
| 34 | Katherine Haratsonas | 17 | Daughter | — | New Hamp. |
| 35 | Peter Haratsonas | 22 | Son | Sales Clerk | New Hamp. |
| 36 | Eleanor Haratsonas | 22 | Daughter-in-law | Typist | Maine |
| 37 | Peter Haratsonas | 1 | Grandson | — | Maine |
| 38 | Rose A. Girouard | 40 | Head | Housekeeper | New Hamp. |
| 39 | Alice Girouard | 39 | Sister | Domestic | New Hamp. |
| 40 | Lillian Grant | 30 | Sister | Waitress | New Hamp. |
Related Census Records
Pedigree Summary
Frank + 1 sibling
Gen 1 · 6 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)