LS
Lester Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kent-County, Delaware
Our Model Tree links this Lester Smith across the 1920, 1930 and 1940 US Censuses in Kent-County, Delaware (XGBoost, ~Confirmed), with identified parents John & Mary — first a son (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Son
Born: Delaware
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kent-County, Delaware |
| Surname | Smith |
| Given Name | Lester C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Kent |
| Additional Details | |
| Occupation | carpenter |
| Industry | building |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 540 |
| Highest Grade | 8 |
| 1935 Residence | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Occupation | Carpenter |
| Township / Ward | Clayton Town |
| Est. Birth Year | ~1912 |
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 Lester | Age | Birth yr |
|---|---|---|---|---|
| John Smith | Head | — | 50 | ~1890 |
| Lester Smith | Son | — | 28 | ~1912 |
| Mary Smith | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Kent, Delaware
Son, age 8
Kent, Delaware · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lester C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Delaware |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1930
Kent, Delaware
Son, age 17
Kent, Delaware · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lester |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Delaware |
| Occupation | Laborer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1940
Kent-County, Delaware
Son, age 28
Kent-County, Delaware · implied b. ~1912 — 3 household members
| Surname | Smith |
| Given Name | Lester C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Delaware |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Kent |
| Occupation | carpenter |
| Industry | building |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 540 |
| Highest Grade | 8 |
| 1935 Residence | Delaware |
| 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 Lester Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence) and father John Smith (~0.92 confidence) and father John Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Smith
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1889
Source mother
● Household
· direct · ~0.92
Father
John Smith
b. ~1890
Source father
● Household
· direct · ~0.92
Father
John Smith
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lester Smith
Son · 1940 · age 28 · b. ~1912 · 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 — Kent-County, Delaware
Open full size
1940 US Federal Census — Kent-County, Delaware
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00544-00007)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Langrell | 55 | Head | Laborer | Delaware |
| 2 | Arbella Langrell | 59 | Wife | — | Delaware |
| 3 | George Langrell | 24 | Son | Brakeman | Delaware |
| 4 | Henry Machin | 74 | Brother in law | — | Maryland |
| 5 | Sade Machin | 68 | Sister in law | — | Maryland |
| 6 | John W Smith | 50 | Head | Carpenter | Maryland |
| 7 | Mary L Smith | 50 | Wife | — | Delaware |
| 8 | Lester C Smith THIS PERSON | 28 | Son | Carpenter | Delaware |
| 9 | Jacob Blair | 75 | Head | — | Delaware |
| 10 | Clara Blair | 71 | Wife | — | Maryland |
| 11 | Daniel D Smith | 48 | Head | Lever Man | Pennsylvania |
| 12 | Ruth A Smith | 34 | Wife | — | Delaware |
| 13 | Daniel F Smith | 12 | Son | — | Delaware |
| 14 | Ruth A Smith | 11 | Daughter | — | Delaware |
| 15 | Mary E Smith | 7 | Daughter | — | Delaware |
| 16 | Joshua M Smith | 1 | Son | — | Delaware |
| 17 | Charles Ford | 36 | Head | Laborer | Delaware |
| 18 | Nina Ford | 33 | Wife | — | Delaware |
| 19 | Charles E Ford | 9 | Son | — | Delaware |
| 20 | Willard Temping | 24 | Nephew | Laborer Wpa | Delaware |
| 21 | Isaac Worth | 42 | Head | — | Delaware |
| 22 | William Worth | 19 | Son | Laborer | Delaware |
| 23 | Annie Worth | 16 | Daughter | — | Delaware |
| 24 | Morris Worth | 15 | Son | — | Delaware |
| 25 | Robert Worth | 9 | Son | — | Delaware |
| 26 | Mary E Haynes | 89 | Head | — | Delaware |
| 27 | S A Walker | 62 | Daughter | — | Delaware |
| 28 | Florence M Starkey | 49 | Head | Laundress | Maryland |
| 29 | Alfred Starkey | 17 | Son | Mess Worker | Delaware |
| 30 | Elwood Starkey | 15 | Son | — | Delaware |
| 31 | Edgar Starkey | 24 | Nephew | Crossing Watchman | Maryland |
| 32 | Edward R Knight | 47 | Head | Labour | Maryland |
| 33 | June A Knight | 46 | Wife | — | Delaware |
| 34 | Mary Knight | 21 | Daughter | Topper | Delaware |
| 35 | Nell Knight | 17 | Daughter | Topper | Delaware |
| 36 | Noble Taylor | 36 | Head | Knitter | Delaware |
| 37 | Hilda Taylor | 37 | Wife | Hemmer | Delaware |
| 38 | Frances Taylor | 15 | Daughter | — | Delaware |
| 39 | Roland Ford | 44 | Head | Laborer | Delaware |
| 40 | Anna Ford | 42 | Wife | — | Delaware |
Pedigree Summary
Lester
Gen 1 · 6 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)