DS
Dorothy Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-Castle-County, Delaware
Our Model Tree links this Dorothy Smith across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed), with identified parents Clarence & Mary — first a daughter (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Female
Daughter
Born: Delaware
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Castle-County, Delaware |
| Surname | Smith |
| Given Name | Dorothy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Wilmington City |
| 1935 Residence (County) | New Castle |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Wilmington City |
| Est. Birth Year | ~1917 |
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 Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Smith | Daughter | — | 23 | ~1917 |
| Clarence Morris | Head | — | 44 | ~1896 |
| Mary Morris | Spouse | — | 44 | ~1896 |
Census Appearances
1920
New Castle, …
Daughter, age 3
New Castle, Delaware · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Dorothy E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | none |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
New Castle, …
Daughter, age 14
New Castle, Delaware · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Dorothy E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
New-Castle-County, Delaware
Daughter, age 23
New-Castle-County, Delaware · implied b. ~1917 — 3 household members
| Surname | Smith |
| Given Name | Dorothy |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | Wilmington City |
| 1935 Residence (County) | New Castle |
| Highest Grade | H-4 |
| 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 Dorothy Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clarence Morris (~0.92 confidence) and mother Mary Morris (~0.92 confidence) and father Walter Smith (~0.92 confidence) and father William Smith (~0.92 confidence) and mother Emma Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clarence Morris
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Mary Morris
b. ~1896
Source mother
● Household
· direct · ~0.92
Father
Walter Smith
b. ~1890
Source father
● Household
· direct · ~0.92
Father
William Smith
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Emma Smith
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Smith
Daughter · 1940 · age 23 · b. ~1917 · Delaware
★ 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 — New-Castle-County, Delaware
Open full size
1940 US Federal Census — New-Castle-County, Delaware
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00551-00068)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Roberta Clark | 34 | Head | Music Teacher | Delaware |
| 42 | Janet Clark | 10 | daughter | — | Delaware |
| 43 | Daniel Altick | 46 | Head | Salesman | Pennsylvania |
| 44 | Gladys Altick | 43 | wife | — | Delaware |
| 45 | Louise Altick | 22 | daughter | Private Nurse | Pennsylvania |
| 46 | Helen Altick | 19 | daughter | — | Pennsylvania |
| 47 | Richard Altick | 16 | son | — | Pennsylvania |
| 48 | Edwin B. Douglas | 36 | Head | Buffer | Pennsylvania |
| 49 | Eleanor Douglas | 30 | wife | — | Delaware |
| 50 | Betty Lou Douglas | 10 | daughter | — | Delaware |
| 51 | Robert Douglas | 7 | son | — | Delaware |
| 52 | Warren Mccoy | 52 | Head | Switchman | Delaware |
| 53 | Wm W. Mccoy | 21 | son | Packer | Delaware |
| 54 | Dorothy Mccoy | 18 | daughter | — | Delaware |
| 55 | Marjorie Mccoy | 11 | daughter | — | Delaware |
| 56 | S. Chester Fry | 26 | Head | Bookkeeper | Pennsylvania |
| 57 | Eugenia Fry | 26 | wife | — | Pennsylvania |
| 58 | Stephanie Fry | 4 | daughter | — | Pennsylvania |
| 59 | Soren Jensen | 66 | Head | Proprietor | Denmark |
| 60 | Mary B. Jensen | 55 | wife | — | Germany |
| 62 | Peter Tartaglio | 42 | Head | Truck Driver | Italy |
| 63 | Grace Tartaglio | 40 | wife | — | Delaware |
| 64 | Vincent C. Tartaglio | 21 | son | — | Delaware |
| 65 | Rose Clendaniel | 69 | mother-in-law | — | Delaware |
| 66 | George C. Meaker | 36 | Head | Repairs | Delaware |
| 67 | Blanche Meaker | 37 | wife | — | Delaware |
| 68 | William Melville | 56 | Head | Superintendent | Pennsylvania |
| 69 | Mayme E. Melville | 42 | wife | — | Pennsylvania |
| 70 | Harold Mccaffrey | 54 | Head | Electrician | Canada |
| 71 | Lillian Mccaffrey | 48 | wife | — | Delaware |
| 72 | Henry Mccaffrey | 25 | son | — | Delaware |
| 73 | Lawrence Mccaffrey | 22 | son | Apprentice Machinist | Delaware |
| 74 | Mary E. Coffin | 74 | mother-in-law | — | Maryland |
| 75 | Bryan Wales | 40 | Head | Carpenter | Maryland |
| 76 | Ruth Wales | 37 | wife | Bookkeeper | Pennsylvania |
| 77 | Clarence Morris | 44 | Head | Carrier | Delaware |
| 78 | Mary C. Morris | 44 | wife | — | Delaware |
| 79 | Dorothy Smith THIS PERSON | 23 | daughter | — | Delaware |
| 80 | Paul Stafford | 37 | Head | Service Man | Delaware |
Pedigree Summary
Dorothy
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)