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Catherine Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Catherine Sullivan across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 3-person household.
Age 58
b. ~1882
Female
Head
Born: Pennsylvania
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Some Place |
| 1935 Residence (County) | Some Place |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Some Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1882 |
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 Catherine | Age | Birth yr |
|---|---|---|---|---|
| Marie Sullivan | Daughter | — | 20 | ~1920 |
| Catherine Sullivan | Head | — | 58 | ~1882 |
| Louis Sullivan | Son | — | 16 | ~1924 |
Census Appearances
1920
Allegheny, Pennsylvania
Spouse, age 37
Allegheny, Pennsylvania · implied b. ~1883 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Spouse, age 48
Allegheny, Pennsylvania · implied b. ~1882 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 19 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 58
Allegheny-County, Pennsylvania · implied b. ~1882 — 3 household members
| Surname | Sullivan |
| Given Name | Catherine |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Some Place |
| 1935 Residence (County) | Some Place |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Some Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Catherine Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Catherine Sullivan
Head · 1940 · age 58 · b. ~1882 · 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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03653-00313)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Hanes | 28 | Wife | — | Pennsylvania |
| 2 | Joan Hanes | 5 | Daughter | — | Pennsylvania |
| 3 | Bernice Hanes | 3 | Daughter | — | Pennsylvania |
| 4 | Marion Hanes | 0 | Daughter | — | Pennsylvania |
| 5 | Benjamin Weber | 37 | Head | Truck Driver | Pennsylvania |
| 6 | Mary Weber | 32 | Wife | — | Pennsylvania |
| 7 | Cecelia Weber | 12 | Daughter | — | Pennsylvania |
| 8 | Anna Weber | 10 | Daughter | — | Pennsylvania |
| 9 | John Weber | 9 | Son | — | Pennsylvania |
| 10 | Benjamin Jr. Weber | 7 | Son | — | Pennsylvania |
| 11 | Anthony Weber | 5 | Son | — | Pennsylvania |
| 12 | Mary Ellen Weber | 2 | Daughter | — | Pennsylvania |
| 13 | Joseph Melnick | 34 | Head | Junk-Man | Russia |
| 14 | Sara Melnick | 32 | Wife | — | Russia |
| 15 | Ruth Melnick | 12 | Daughter | — | Pennsylvania |
| 16 | Wilbur Melnick | 9 | Son | — | Pennsylvania |
| 17 | Stanley Melnick | 2 | Son | — | Pennsylvania |
| 18 | Andrew Kilnas | 46 | Head | Machinist | Austria Hungary |
| 19 | Anna Kilnas | 44 | Wife | — | Austria Hungary |
| 20 | John Kilnas | 19 | Son | Counter Man | Pennsylvania |
| 21 | Helen Kilnas | 16 | Daughter | — | Pennsylvania |
| 22 | Theodore Kilnas | 14 | Son | — | Pennsylvania |
| 23 | Andrew Jr. Kilnas | 9 | Son | — | Pennsylvania |
| 24 | Andrew Kilnas | 74 | Father | — | Austria Hungary |
| 25 | Anna Kilnas | 74 | Mother | — | Austria Hungary |
| 26 | Alfred Sr. Cirell | 28 | Head | Maintenance Man | Pennsylvania |
| 27 | Dorothy Cirell | 27 | Wife | — | Pennsylvania |
| 28 | Audrey Cirell | 6 | Daughter | — | Pennsylvania |
| 29 | Alfred Jr. Cirell | 2 | Son | — | Pennsylvania |
| 30 | Lawrence Sullivan | 32 | Head | Blacksmith Helper | Pennsylvania |
| 31 | Julia Sullivan | 27 | Wife | — | Pennsylvania |
| 32 | Donna-Jean Sullivan | 1 | Daughter | — | Pennsylvania |
| 33 | Catherine Sullivan THIS PERSON | 58 | Head | — | Pennsylvania |
| 34 | Marie Sullivan | 20 | Daughter | Bill-Maker | Pennsylvania |
| 35 | Louis Sullivan | 16 | Son | — | Pennsylvania |
| 36 | Esther Mendelson | 44 | Head | Clerk-Sales | Romania |
| 37 | Sylvan Mendelson | 24 | Son | Clerk-Sales | Ohio |
| 38 | William Welsh | 42 | Head | Clerk Confection | Pennsylvania |
| 39 | Elizabeth Welsh | 40 | Wife | Clerk Confectionary | Pennsylvania |
| 40 | Elizabeth Welsh | 17 | Daughter | — | Pennsylvania |
Related Census Records
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)