DS
Della Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Armstrong-County, Pennsylvania
Our Model Tree links this Della Smith across the 1930 and 1940 US Censuses in Armstrong-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Armstrong-County, Pennsylvania |
| Surname | Smith |
| Given Name | Della M. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Cowanshannock |
| 1935 Residence (County) | Armstrong |
| Additional Details | |
| Highest Grade | 3 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Cowanshannock |
| Est. Birth Year | ~1930 |
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 Della | Age | Birth yr |
|---|---|---|---|---|
| Carl Smith | Son | — | 24 | ~1916 |
| Clyde Smith | Son | — | 19 | ~1921 |
| Della Smith | Spouse | — | 48 | ~1892 |
| Alma Smith | Daughter | — | 15 | ~1925 |
| Roland Smith | Head | — | 45 | ~1895 |
| Walter Smith | Son | — | 6 | ~1934 |
| Irene Smith | Daughter | — | 13 | ~1927 |
| Della Smith | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Armstrong, Pennsylvania
Daughter, age
Armstrong, Pennsylvania · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Della M |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Armstrong-County, Pennsylvania
Daughter, age 10
Armstrong-County, Pennsylvania · implied b. ~1930 — 8 household members
| Surname | Smith |
| Given Name | Della M. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Cowanshannock |
| 1935 Residence (County) | Armstrong |
| Highest Grade | 3 |
| 1935 Residence | Same House |
| 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 Della Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Della Smith
Daughter · 1940 · age 10 · b. ~1930 · Pennsylvania
★ You are viewing this record
Sibling
Walter Smith
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Smith
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Smith
Sibling · 1940 · age 15
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 — Armstrong-County, Pennsylvania
Open full size
1940 US Federal Census — Armstrong-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03422-00291)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nancy J. Patterson | 59 | Wife | — | Pennsylvania |
| 42 | Wallace L. Patterson | 23 | Son | Labourer | Pennsylvania |
| 43 | Helen E. Patterson | 20 | daughter | Saleswoman | Pennsylvania |
| 44 | John O. Patterson | 18 | son | None | Pennsylvania |
| 45 | Doris J. Patterson | 13 | daughter | — | Pennsylvania |
| 46 | William L. Burns | 46 | father-in-law | Laborer | Pennsylvania |
| 47 | Edward C. Whitemore | 73 | Head | None | Pennsylvania |
| 48 | Charles R. Walker | 25 | son-in-law | Laborer | Pennsylvania |
| 49 | Myrtle Walker | 26 | daughter | None | Pennsylvania |
| 50 | Florence H. Walker | 7 | daughter | — | Pennsylvania |
| 51 | Betty M. Walker | 6 | daughter | — | Pennsylvania |
| 52 | Robert E. Walker | 3 | grandson | — | Pennsylvania |
| 53 | Pauline H. Walker | 23 | daughter | Saleswoman | Pennsylvania |
| 54 | Charles L. Hankland | 46 | Head | Laborer | Pennsylvania |
| 55 | Ruth E. Hankland | 24 | Wife | None | Pennsylvania |
| 56 | Yvonne E. Hankland | 1 | daughter | — | Pennsylvania |
| 57 | Mary Pavelko | 52 | Head | None | Poland |
| 58 | Mary Pavelko | 22 | daughter | Sewing Project | Pennsylvania |
| 59 | Paul Pavelko | 20 | son | Laborer | Pennsylvania |
| 60 | Helen Pavelko | 18 | daughter | None | Pennsylvania |
| 61 | Samuel Lashuk | 14 | son | None | Pennsylvania |
| 62 | Steve Lashuk | 9 | son | — | Pennsylvania |
| 63 | Anna Lashuk | 9 | daughter | — | Pennsylvania |
| 64 | Wilbur J. Scott | 32 | Head | Miner | Pennsylvania |
| 65 | Grace C. Scott | 33 | Wife | None | Pennsylvania |
| 66 | Wayne W. Scott | 7 | son | — | Pennsylvania |
| 67 | Mary A. Scott | 4 | daughter | — | Pennsylvania |
| 68 | Stella J. Scott | 2 | daughter | — | Pennsylvania |
| 69 | Richard E. Scott | 1 | son | — | Pennsylvania |
| 70 | John C. Moore | 55 | Head | Farmer | Pennsylvania |
| 71 | Walter J. Enterline | 40 | brother-in-law | Foreman | Pennsylvania |
| 72 | Mildred L. Enterline | 40 | sister | None | Pennsylvania |
| 73 | Roland C. Smith | 45 | Head | Farmer | Pennsylvania |
| 74 | Della S. Smith | 48 | Wife | None | Pennsylvania |
| 75 | Carl W. Smith | 24 | son | Miner | Pennsylvania |
| 76 | Clyde E. Smith | 19 | son | New Worker | Pennsylvania |
| 77 | Alma M. Smith | 15 | daughter | None | Pennsylvania |
| 78 | Irene E. Smith | 13 | daughter | — | Pennsylvania |
| 79 | Della M. Smith THIS PERSON | 10 | daughter | — | Pennsylvania |
| 80 | Walter R. Smith | 6 | son | — | 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)