CS
Carol Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Pennsylvania
Our Model Tree links this Carol Smith across the 1930 and 1940 US Censuses in Jefferson-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 5-person household.
Age 11
b. ~1929
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Pennsylvania |
| Surname | Smith |
| Given Name | Carol |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Reynoldsville Borough |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Reynoldsville Borough |
| Est. Birth Year | ~1929 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Carol | Age | Birth yr |
|---|---|---|---|---|
| Iva Smith | Spouse | — | 38 | ~1902 |
| Janet Smith | Daughter | — | 2 | ~1938 |
| Carol Smith | Daughter | — | 11 | ~1929 |
| Charles Smith | Head | — | 42 | ~1898 |
| Sally Smith | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Jefferson, Pennsylvania
Daughter, age 1
Jefferson, Pennsylvania · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Carol J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Jefferson-County, Pennsylvania
Daughter, age 11
Jefferson-County, Pennsylvania · implied b. ~1929 — 5 household members
| Surname | Smith |
| Given Name | Carol |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Reynoldsville Borough |
| Highest Grade | No 5 |
| 1935 Residence | Same 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 Carol Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Carol Smith
Daughter · 1940 · age 11 · b. ~1929 · Pennsylvania
★ You are viewing this record
Sibling
Sally Smith
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Smith
Sibling · 1940 · age 2
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 — Jefferson-County, Pennsylvania
Open full size
1940 US Federal Census — Jefferson-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03520-00320)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Howard C. Burton | 21 | Son | Laborer | Pennsylvania |
| 2 | John R. Johnston | 51 | Head | Painter | Pennsylvania |
| 3 | Margaret Johnston | 49 | Wife | — | Pennsylvania |
| 4 | Elizabeth Gresham | 57 | Head | — | Pennsylvania |
| 5 | George H. David | 25 | Head | Coal Miner | Pennsylvania |
| 6 | Agnes David | 21 | Wife | — | Pennsylvania |
| 7 | Rebecca Mae David | 1 | Daughter | — | Pennsylvania |
| 8 | Charles F. Mcdonald | 61 | Head | Coal Miner | Pennsylvania |
| 9 | Charles E. Smith | 42 | Head | Truck Driver | Pennsylvania |
| 10 | Iva Smith | 38 | Wife | — | Pennsylvania |
| 11 | Sally Lou Smith | 16 | Daughter | — | Pennsylvania |
| 12 | Carol Smith THIS PERSON | 11 | Daughter | — | Pennsylvania |
| 13 | Janet Smith | 2 | Daughter | — | Pennsylvania |
| 14 | Clarence A. Frank | 31 | Head | Salesman | Pennsylvania |
| 15 | Sophia Frank | 29 | Wife | — | Pennsylvania |
| 16 | Thomas Frank | 5 | Son | — | Pennsylvania |
| 17 | James Frank | 1 | Son | — | Pennsylvania |
| 18 | Frank Symont | 53 | Head | Coal Miner | Poland |
| 19 | Stella Symont | 48 | Wife | — | Pennsylvania |
| 20 | Marie Symont | 30 | Daughter | Seamstress | Pennsylvania |
| 21 | William Symont | 16 | Son | — | Pennsylvania |
| 22 | Bradford Harrington | 70 | H. Endr | — | Pennsylvania |
| 23 | Annie Harrington | 70 | Head | — | Pennsylvania |
| 24 | J. Darrel Tower | 27 | Son-in-law | Clerk | Pennsylvania |
| 25 | Frances Tower | 25 | Daughter | Waitress | Pennsylvania |
| 26 | Frank E. Hartle | 64 | Head | — | Pennsylvania |
| 27 | Frank Hartle | 90 | Father | — | Pennsylvania |
| 28 | Joseph Uber | 49 | Head | Coal Miner | Pennsylvania |
| 29 | Emma O. Uber | 52 | Wife | — | Pennsylvania |
| 30 | John Uber | 24 | Son | Coal Miner | Pennsylvania |
| 31 | Lucy Uber | 18 | Wife | — | Pennsylvania |
| 32 | Artemis Uber | 21 | Son | Truck Driver | Pennsylvania |
| 33 | Jean Uber | 16 | Daughter | — | Pennsylvania |
| 34 | Viola Lewis | 25 | Head | — | Pennsylvania |
| 35 | Lillian Lewis | 21 | Sister | — | Pennsylvania |
| 36 | Harvey C. Lewis | 65 | Brother | Carpenter | Pennsylvania |
| 37 | Forest P. Lewis | 62 | Brother | — | Pennsylvania |
| 38 | Alice J. Webber | 61 | Head | — | Pennsylvania |
| 39 | Charles Hummel | 25 | Son | Textile Worker | Pennsylvania |
| 40 | Edward Hummel | 15 | Grandson | — | 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)