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Jessie Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dekalb-County, Illinois
Our Model Tree links this Jessie Lee across the 1920, 1930 and 1940 US Censuses in Dekalb-County, Illinois (XGBoost, ~Confirmed), with identified parents Marshall & Marshall — first a daughter (b.~1910), then head of a 7-person household.
Age 30
b. ~1910
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dekalb-County, Illinois |
| Surname | Lee |
| Given Name | Jessie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Mayfield Township |
| 1935 Residence (County) | De Kalb |
| Additional Details | |
| Occupation | none |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Mayfield Township |
| Est. Birth Year | ~1910 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jessie | Age | Birth yr |
|---|---|---|---|---|
| Katherine Lee | Daughter | — | 14 | ~1926 |
| Jessie Lee | Daughter | — | 30 | ~1910 |
| Arthur Lawrence | Other | — | 17 | ~1923 |
| Marshall Lee | Head | — | 51 | ~1889 |
| Marshal Lee | Son | — | 28 | ~1912 |
| Caroline Lee | Daughter | — | 32 | ~1908 |
| Ralph Lawrence | Other | — | 35 | ~1905 |
Census Appearances
1920
Dekalb, Illinois
Daughter, age 10
Dekalb, Illinois · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Jessie A |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Dekalb, Illinois
Daughter, age 20
Dekalb, Illinois · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Jessie A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Dekalb-County, Illinois
Daughter, age 30
Dekalb-County, Illinois · implied b. ~1910 — 7 household members
| Surname | Lee |
| Given Name | Jessie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Mayfield Township |
| 1935 Residence (County) | De Kalb |
| Occupation | none |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Jessie Lee across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Marshall Lee (~0.92 confidence) and father Marshall Lee (~0.92 confidence) and mother Jessie Lee (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Marshall Lee
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Marshall Lee
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Jessie Lee
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Jessie Lee
Daughter · 1940 · age 30 · b. ~1910 · Illinois
★ You are viewing this record
Sibling
Katherine Lee
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Caroline Lee
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marshal Lee
Sibling · 1940 · age 28
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 — Dekalb-County, Illinois
Open full size
1940 US Federal Census — Dekalb-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00793-00705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | J. A. Stringfellow | 65 | Head | Farmer | Illinois |
| 2 | Libby Stringfellow | 71 | sister | None | Illinois |
| 3 | Howard Stringfellow | 34 | nephew | Farm Labor | Illinois |
| 4 | G. Albert Pearson | 50 | Head | Farmer | Illinois |
| 5 | Fern Pearson | 48 | wife | None | Iowa |
| 6 | Warren Pearson | 16 | son | None | Illinois |
| 7 | Mila Pearson | 14 | daughter | None | Illinois |
| 8 | Richard Pearson | 11 | son | None | Illinois |
| 9 | Katherine Gates | 23 | Lodger | Teacher | Illinois |
| 10 | Albert Shott | 46 | Head | Farmer | Pennsylvania |
| 11 | Albretta Shott | 45 | sister | None | Pennsylvania |
| 12 | Ray Straw | 44 | farm labor | Farm Labor | Pennsylvania |
| 13 | Lucile Sperry | 29 | Head | None | Illinois |
| 14 | Jacob Sperry | 7 | son | None | Illinois |
| 15 | Christine Sperry | 5 | daughter | None | Illinois |
| 16 | George Sperry | 2 | son | None | Illinois |
| 17 | Matthew Van Dusen | 57 | hired man | House Maid | Pennsylvania |
| 18 | Alfred Lundberg | 64 | Head | Farmer | Illinois |
| 19 | Edward Cassidy | 35 | nephew | None | Wisconsin |
| 20 | Marion Cassidy | 30 | niece | None | Illinois |
| 21 | Clare Fredrick | 57 | Head | Farmer | Illinois |
| 22 | Louise Fredrick | 46 | wife | None | Illinois |
| 23 | Paul Fredrick | 14 | son | None | Illinois |
| 24 | Roy Fredrick | 53 | Head | Farmer | Illinois |
| 25 | Lena Fredrick | 52 | wife | None | Illinois |
| 26 | William Fredrick | 15 | son | None | Illinois |
| 27 | Marshall Lee | 51 | Head | Farmer | Illinois |
| 28 | Caroline Lee | 32 | daughter | None | Illinois |
| 29 | Jessie Lee THIS PERSON | 30 | daughter | None | Illinois |
| 30 | Marshal Jr. Lee | 28 | son | Farm Labor | Illinois |
| 31 | Katherine Lee | 14 | daughter | None | Illinois |
| 32 | Ralph Lawrence | 35 | farm labor | Farm Labor | Illinois |
| 33 | Arthur Lawrence | 17 | farm labor | Farm Labor | Illinois |
| 34 | Perry Smith | 57 | Head | Farmer | Illinois |
| 35 | Effie Smith | 51 | wife | None | Illinois |
| 36 | James Thompson | 26 | farm labor | Farm Labor | Illinois |
| 37 | Josephine Smith | 82 | mother | None | Illinois |
| 38 | George L. Pote | 71 | Head | None | Illinois |
| 39 | Jennie L. Pote | 64 | wife | None | Illinois |
| 40 | Ernest Pote | 39 | Head | Farmer | Illinois |
Pedigree Summary
Jessie + 3 siblings
Gen 1 · 3 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)