EL
Ernest Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cass-County, Minnesota
Our Model Tree links this Ernest Lee across the 1920, 1930 and 1940 US Censuses in Cass-County, Minnesota (XGBoost, ~Confirmed), with identified parents John & Katherine — first a head (b.~1901), then head of a 5-person household.
Age 39
b. ~1901
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Minnesota |
| Surname | Lee |
| Given Name | Ernest R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | East Gull Lake Township |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 43 |
| Income (1939) | 1040 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Carpenter |
| Township / Ward | East Gull Lake Township |
| Est. Birth Year | ~1901 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| Hazel Lee | Spouse | — | 30 | ~1910 |
| John Lee | Son | — | 7 | ~1933 |
| Ernest Lee | Son | — | 8 | ~1932 |
| Robert Lee | Son | — | 5 | ~1935 |
| Ernest Lee | Head | — | 39 | ~1901 |
Census Appearances
1920
Cass, Minnesota
Son, age 19
Cass, Minnesota · implied b. ~1901 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Finland |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Finnish |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Cass, Minnesota
Son, age 29
Cass, Minnesota · implied b. ~1901 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Ernest R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Finland |
| Mother's Birthplace | Minnesota |
| Occupation | Farm laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Cass-County, Minnesota
Head, age 39
Cass-County, Minnesota · implied b. ~1901 — 5 household members
| Surname | Lee |
| Given Name | Ernest R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | East Gull Lake Township |
| 1935 Residence (County) | Cass |
| Occupation | Carpenter |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 43 |
| Income (1939) | 1040 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Ernest Lee across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Lee (~0.92 confidence) and mother Katherine Lee (~0.92 confidence) and mother Sophia Lee (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lee
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Katherine Lee
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Sophia Lee
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Lee
Head · 1940 · age 39 · b. ~1901 · Minnesota
★ 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 — Cass-County, Minnesota
Open full size
1940 US Federal Census — Cass-County, Minnesota
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01912-00204)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles B. White | 80 | Head | — | Illinois |
| 2 | John Gulland | 61 | Head | Farmer | Finland |
| 3 | Hanna Gulland | 58 | Wife | — | Finland |
| 4 | Earl E. Gulland | 28 | Son | — | Wisconsin |
| 5 | Ernest R. Lee THIS PERSON | 39 | Head | Carpenter | Minnesota |
| 6 | Hazel A. Lee | 30 | Wife | — | Minnesota |
| 7 | Ernest B. Lee | 8 | Son | — | Minnesota |
| 8 | John F. Lee | 7 | Son | — | Minnesota |
| 9 | Robert F. Lee | 5 | Son | — | Minnesota |
| 10 | William Ylinen | 53 | Head | Painter | Finland |
| 11 | Hilda L. Ylinen | 34 | Wife | — | Minnesota |
| 12 | William A. Ylinen | 15 | Son | — | Minnesota |
| 13 | Edwin A. Bodell | 22 | Lodger | Cutter | No Dakota |
| 14 | Clarence C. Voler | 46 | Head | Farmer | So Dakota |
| 15 | Mabel J. Voler | 29 | Wife | — | Minnesota |
| 16 | Carl H. Voler | 10 | Son | — | Minnesota |
| 17 | Clarence L. Voler | 9 | Son | — | Minnesota |
| 18 | Stephen W. Voler | 7 | Son | — | Minnesota |
| 19 | Joe T. Voler | 1 | Son | — | Minnesota |
| 20 | Eloia H. Petter | 30 | Head | Landscape Laborer | Minnesota |
| 21 | Lucille L. Petter | 24 | Wife | — | Minnesota |
| 22 | Orville J. Petter | 11 | Son | — | Iowa |
| 23 | Deloris O. Petter | 9 | Daughter | — | Iowa |
| 24 | Lois E. Petter | 7 | Daughter | — | Iowa |
| 25 | Shirley A. Petter | 5 | Daughter | — | Minnesota |
| 26 | Frank A. Ylinen | 25 | Head | Painter | Minnesota |
| 27 | Myrtle L. Ylinen | 19 | Wife | — | Minnesota |
| 28 | Stephen R. Collins | 67 | Head | Farmer | Wisconsin |
| 29 | Almeria E. Collins | 45 | Wife | — | Minnesota |
| 30 | Elizabeth J. Hall | 16 | Lodger | — | No. Dak. |
| 31 | Elaine L. Collins | 11 | Daughter | — | Minnesota |
| 32 | Irvin C. Canfield | 10 | Lodger | — | Minnesota |
| 33 | Ila J. Collins | 8 | Daughter | — | Minnesota |
| 34 | Urho J. Ylinen | 43 | Head | Locomotive Fireman | Ohio |
| 35 | Zelda M. Ylinen | 38 | Wife | — | Minnesota |
| 36 | Angelia E. Ylinen | 5 | Daughter | — | Minnesota |
| 37 | Grace R. Fitch | 66 | Head | — | Minnesota |
Pedigree Summary
Ernest
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)