FS
Florence Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Florence Sullivan across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Female
Spouse
Born: Delaware
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Sullivan |
| Given Name | Florence |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Chester |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Chester |
| Est. Birth Year | ~1904 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Florence | Age | Birth yr |
|---|---|---|---|---|
| Charles Sullivan | Son | — | 13 | ~1927 |
| Joseph Sullivan | Son | — | 12 | ~1928 |
| John Sullivan | Son | — | 15 | ~1925 |
| Raymond Sullivan | Son | — | 10 | ~1930 |
| Andrew Sullivan | Head | — | 40 | ~1900 |
| Florence Sullivan | Spouse | — | 36 | ~1904 |
| Florence Sullivan | Daughter | — | 8 | ~1932 |
| Andrew Sullivan | Son | — | 17 | ~1923 |
Census Appearances
1930
Delaware, Pennsylvania
Other, age 26
Delaware, Pennsylvania · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Florence |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Delaware |
| Age at First Marriage | 18 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
Delaware-County, Pennsylvania
Spouse, age 36
Delaware-County, Pennsylvania · implied b. ~1904 — 8 household members
| Surname | Sullivan |
| Given Name | Florence |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Delaware |
| 1935 Residence (City) | Chester |
| 1935 Residence (County) | Delaware |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Florence Sullivan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Florence Sullivan
Spouse · 1940 · age 36 · b. ~1904 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03488-00052)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Lyer | 50 | Son | Finisher | Delaware |
| 42 | Minnie Lawton | 58 | Lodger | Housekeeper | Maryland |
| 43 | Harold Cooper | 43 | Head | Foreman | Pennsylvania |
| 44 | Bessie Cooper | 47 | Wife | — | Pennsylvania |
| 45 | William Cannon | 41 | Boarder | Spinner | Maryland |
| 46 | Andrew Sullivan | 40 | Head | Pattern Maker | Pennsylvania |
| 47 | Florence Sullivan THIS PERSON | 36 | Wife | — | Delaware |
| 48 | Andrew Sullivan | 17 | Son | — | Pennsylvania |
| 49 | John Sullivan | 15 | Son | — | Pennsylvania |
| 50 | Charles Sullivan | 13 | Son | — | Pennsylvania |
| 51 | Joseph Sullivan | 12 | Son | — | Pennsylvania |
| 52 | Raymond Sullivan | 10 | Son | — | Pennsylvania |
| 53 | Florence Sullivan | 8 | Daughter | — | Pennsylvania |
| 54 | William Kacuryna | 50 | Head | Driller | Austria |
| 55 | Mary Kacuryna | 43 | Wife | — | Austria |
| 56 | Rose Kacuryna | 24 | Daughter | Sales Lady | Pennsylvania |
| 57 | Felix Broccola | 37 | Head | Service Man | Pennsylvania |
| 58 | Alma Broccola | 31 | Wife | — | Pennsylvania |
| 59 | Felix Broccola | 12 | Son | — | Pennsylvania |
| 60 | Thelma Broccola | 10 | Daughter | — | Pennsylvania |
| 61 | Robert Broccola | 9 | Son | — | Pennsylvania |
| 62 | Edward Broccola | 7 | Son | — | Pennsylvania |
| 63 | Arthur O'Conner | 28 | Head | Laborer | Pennsylvania |
| 64 | Alberta O'Conner | 21 | Wife | — | Pennsylvania |
| 65 | Arthur Jr. O'Conner | 5 | Son | — | Pennsylvania |
| 66 | Irene O'Conner | 3 | Daughter | — | Pennsylvania |
| 67 | Paul Dugan | 30 | Head | Laborer | Pennsylvania |
| 68 | Anna Dugan | 27 | Wife | — | Pennsylvania |
| 69 | Frances Dugan | 8 | Daughter | — | Pennsylvania |
| 70 | Dennis Dugan | 2 | Son | — | Pennsylvania |
| 71 | William Wise | 63 | Head | Grave Digger | Pennsylvania |
| 72 | Margaret Wise | 33 | Wife | — | New York |
| 73 | William Wise | 12 | Son | — | Pennsylvania |
| 74 | Charles Wise | 11 | Son | — | Pennsylvania |
| 75 | Dorothy Wise | 9 | Daughter | — | Pennsylvania |
| 76 | Francis Wise | 7 | Son | — | Pennsylvania |
| 77 | Robert Wise | 6 | Son | — | Pennsylvania |
| 78 | Harry Bradshaw | 46 | Head | Laborer | Pennsylvania |
| 79 | Bertha Bradshaw | 42 | Wife | — | Pennsylvania |
| 80 | Beatrice Bradshaw | 23 | Daughter | — | Pennsylvania |
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)