DS
David Stewart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this David Stewart across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 6-person household.
Age 41
b. ~1899
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Stewart |
| Given Name | David C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Ridley Park Boro |
| 1935 Residence (County) | DELAWARE |
| Additional Details | |
| Occupation | Salesman |
| Industry | Cement Co. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 3600 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Salesman |
| Township / Ward | Ridley Park Boro |
| Est. Birth Year | ~1899 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Helen Stewart | Spouse | — | 37 | ~1903 |
| Gertrude Stewart | Daughter | — | 18 | ~1922 |
| Mary Stewart | Daughter | — | 11 | ~1929 |
| David Stewart | Head | — | 41 | ~1899 |
| David Stewart | Son | — | 16 | ~1924 |
| Helen Stewart | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Delaware, Pennsylvania
Head, age 32
Delaware, Pennsylvania · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stewart |
| Given Name | David C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Cement |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 100 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Head, age 41
Delaware-County, Pennsylvania · implied b. ~1899 — 6 household members
| Surname | Stewart |
| Given Name | David C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Ridley Park Boro |
| 1935 Residence (County) | DELAWARE |
| Occupation | Salesman |
| Industry | Cement Co. |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 3600 |
| Highest Grade | H 4 |
| 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 David Stewart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
David Stewart
Head · 1940 · age 41 · b. ~1899 · Pennsylvania
★ You are viewing this record
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-t0627-03495-00661)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Hood | 11 | Son | — | Pennsylvania |
| 2 | Mary Anne Hood | 9 | Daughter | — | New Jersey |
| 3 | David C. Stewart THIS PERSON | 41 | Head | Salesman | Pennsylvania |
| 4 | Helen C. Stewart | 37 | Wife | — | Pennsylvania |
| 5 | Gertrude Stewart | 18 | Daughter | — | Pennsylvania |
| 6 | David Stewart | 16 | Son | — | Pennsylvania |
| 7 | Helen M. Stewart | 15 | Daughter | — | Pennsylvania |
| 8 | Mary E. Stewart | 11 | Daughter | — | Pennsylvania |
| 9 | Jesse E. Smith | 45 | Head | Dispatcher | Mississippi |
| 10 | Fred Smith | 16 | Son | — | Pennsylvania |
| 11 | Earl Smith | 12 | Son | — | Pennsylvania |
| 12 | Corinthia Carey | 34 | Housekeeper | Housework | Maryland |
| 13 | Winnie Carey | 13 | Lodger | — | Pennsylvania |
| 14 | Olive Carey | 11 | Lodger | — | Pennsylvania |
| 15 | William Morrison | 40 | Head | Chief Electrician | Scotland |
| 16 | Marie E. Morrison | 36 | Wife | — | Pennsylvania |
| 17 | Patricia Morrison | 12 | Daughter | — | Pennsylvania |
| 18 | Phyllis Morrison | 11 | Daughter | — | Pennsylvania |
| 19 | William Jr. Morrison | 9 | Son | — | Pennsylvania |
| 20 | Harry Whitlock | 78 | Head | — | Pennsylvania |
| 21 | Mabel Oliver | 50 | Daughter | — | Pennsylvania |
| 22 | Annie Defousse | 75 | Sister-in-law | — | Pennsylvania |
| 23 | Austin Wylam | 42 | Head | Foreman Tool Room | Pennsylvania |
| 24 | Mildred E. Wylam | 36 | Wife | — | Pennsylvania |
| 25 | Mildred M. Wylam | 13 | Daughter | — | Pennsylvania |
| 26 | Austin J. Wylam | 8 | Son | — | Pennsylvania |
| 27 | William Krick | 26 | Lodger | Teacher | Indiana |
| 28 | Katherine Gough | 74 | Head | — | Pennsylvania |
| 29 | Mary B. Gough | 42 | Daughter | Bookkeeper | Pennsylvania |
| 30 | Kathryn F. Gough | 41 | Daughter | Assistant Cashier | Pennsylvania |
| 31 | Elizabeth Gough | 38 | Daughter | — | Pennsylvania |
| 32 | Carl H. Stewart | 44 | Head | Mail Clerk | Pennsylvania |
| 33 | Lillian J. Stewart | 43 | Wife | — | Pennsylvania |
| 34 | Doris Anne Stewart | 18 | Daughter | Typist | Pennsylvania |
| 35 | Elsie E. Densmore | 50 | Head | — | Pennsylvania |
| 36 | Natalie Densmore | 22 | Daughter | Teacher | Pennsylvania |
| 37 | Avis Densmore | 17 | Daughter | — | Pennsylvania |
| 38 | Arthur C. Dell | 59 | Head | Accountant | Ohio |
| 39 | Bessie Lena Dell | 55 | Wife | — | Ohio |
| 40 | Roger M. Wood | 56 | Head | Lumber Co. | 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)