FS
Frank Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Frank Sullivan across the 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 10-person household.
Age 23
b. ~1917
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Sullivan |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Additional Details | |
| Occupation | Cutter (Shoes) |
| Industry | Household Mfg Co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 401 |
| Highest Grade | No 4 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Cutter |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1917 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Catherine Sullivan | Daughter | — | 25 | ~1915 |
| Frank Sullivan | Son | — | 23 | ~1917 |
| Margaret Sullivan | Daughter | — | 14 | ~1926 |
| Katherine Sullivan | Spouse | — | 50 | ~1890 |
| Ellen Sullivan | Other | — | 84 | ~1856 |
| Patience Sullivan | Daughter | — | 18 | ~1922 |
| Mary Sullivan | Daughter | — | 19 | ~1921 |
| Prudence Sullivan | Other | — | 45 | ~1895 |
| Thomas Sullivan | Son | — | 12 | ~1928 |
| Francis Sullivan | Head | — | 50 | ~1890 |
Census Appearances
1930
St Louis, …
Son, age 13
St Louis, Missouri · implied b. ~1917 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | New York |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Son, age 23
St.-Louis-City-County, Missouri · implied b. ~1917 — 10 household members
| Surname | Sullivan |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Occupation | Cutter (Shoes) |
| Industry | Household Mfg Co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 401 |
| Highest Grade | No 4 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Frank Sullivan
Son · 1940 · age 23 · b. ~1917 · Missouri
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Sibling
Margaret Sullivan
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Sullivan
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Sullivan
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Sullivan
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patience Sullivan
Sibling · 1940 · age 18
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 — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02205-00630)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Beldon Robbins | 10 | Room | — | Missouri |
| 2 | Francis M Sullivan | 50 | Head | Mgr. | Missouri |
| 3 | Katherine Sullivan | 50 | Wife | — | Missouri |
| 4 | Catherine Sullivan | 25 | Daughter | Clerk | Missouri |
| 5 | Frank Sullivan THIS PERSON | 23 | Son | Cutter (Shoes) | Missouri |
| 6 | Mary Jean Sullivan | 19 | Daughter | Secretary | Missouri |
| 7 | Patience Sullivan | 18 | Daughter | — | Missouri |
| 8 | Margaret Sullivan | 14 | Daughter | — | Missouri |
| 9 | Thomas Sullivan | 12 | Son | — | Missouri |
| 10 | Ellen Sullivan | 84 | Mother | — | New York |
| 11 | Prudence Sullivan | 45 | Sister | Clerk | Missouri |
| 12 | William Lang | 64 | Head | Inspector Dept | Missouri |
| 13 | Ella R Lang | 53 | Wife | — | Missouri |
| 14 | Ellen Lang | 23 | Daughter | Clerk | Missouri |
| 15 | Victor Droppe | 28 | Head | Investigator | Missouri |
| 16 | Mildred Droppe | 24 | Wife | — | Missouri |
| 17 | Charles Meyers | 53 | Head | Mechanic | Missouri |
| 18 | Milton Meyers | 18 | Brother | New Worker | Missouri |
| 19 | William Byington | 22 | Lodger | Floor Walker | Missouri |
| 20 | Charles C Badden | 65 | Head | Piano Sticker | Missouri |
| 21 | Rosella Badden | 63 | Wife | — | Illinois |
| 22 | Edwin Badden | 30 | Son | Pressman | Missouri |
| 23 | John R Badden | 26 | Son | Commercial Artist | Missouri |
| 24 | George Blinzig | 43 | Head | Barber | Missouri |
| 25 | Agnes Blinzig | 44 | Wife | — | Sweden |
| 26 | George Jr Blinzig | 12 | Son | — | Missouri |
| 27 | Selma M Olson | 53 | Sister-in-law | Fitter (Dress) | Sweden |
| 28 | Ida C Olson | 50 | Sister-in-law | Housework | Sweden |
| 29 | Otto Hellwagen | 51 | Head | Pattern Maker | Illinois |
| 30 | Grace Hellwagen | 49 | Wife | — | Illinois |
| 31 | Hazel Hellwagen | 23 | Daughter | Stenographer | Missouri |
| 32 | John J Cunninghan | 66 | Head | Law Investigator | Missouri |
| 33 | Emily Cunninghan | 67 | Wife | — | Missouri |
| 34 | Emily Drehmeyer | 79 | Mother-in-law | — | Missouri |
| 35 | Thomas Backstein | 63 | Head | Train Clerk (Chief) | Illinois |
| 36 | Bertha R Backstein | 58 | Wife | — | Missouri |
| 37 | Virginia Backstein | 30 | Daughter | Stenographer | Missouri |
| 38 | Joseph Backstein | 29 | Son | Heating Estimator | Missouri |
| 39 | Edwin J Kuster | 65 | Head | Salesman | Wisconsin |
| 40 | Carolyn Kuster | 64 | Wife | — | Missouri |
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)