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Elmer Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Minnesota
Our Model Tree links this Elmer Johnson across the 1920, 1930 and 1940 US Censuses in Polk-County, Minnesota (XGBoost, ~Confirmed), with identified parents John & Caroline — first a head (b.~1903), then head of a 6-person household.
Age 37
b. ~1903
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Minnesota |
| Surname | Johnson |
| Given Name | Elmer M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Potato grader |
| Industry | Potato Warehouse |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 550 |
| Highest Grade | 5 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Potato Grader |
| Township / Ward | East Grand Forks City |
| Est. Birth Year | ~1903 |
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 Elmer | Age | Birth yr |
|---|---|---|---|---|
| Dolores Johnson | Daughter | — | 6 | ~1934 |
| Darline Johnson | Daughter | — | 9 | ~1931 |
| Elmer Johnson | Head | — | 37 | ~1903 |
| Lenny Johnson | Son | — | 3 | ~1937 |
| Eugene Johnson | Son | — | 12 | ~1928 |
| Emily Johnson | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Polk, Minnesota
Son, age 17
Polk, Minnesota · implied b. ~1903 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Industry | Home |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Polk, Minnesota
Head, age 27
Polk, Minnesota · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 24 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Minnesota |
| Occupation | Laborer |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Polk-County, Minnesota
Head, age 37
Polk-County, Minnesota · implied b. ~1903 — 6 household members
| Surname | Johnson |
| Given Name | Elmer M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Polk |
| Occupation | Potato grader |
| Industry | Potato Warehouse |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 550 |
| Highest Grade | 5 |
| 1935 Residence | Minnesota |
| 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 Elmer Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Johnson (~0.92 confidence) and mother Caroline Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Caroline Johnson
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elmer Johnson
Head · 1940 · age 37 · b. ~1903 · 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 — Polk-County, Minnesota
Open full size
1940 US Federal Census — Polk-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01949-00365)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stanley Tangen | 37 | Head | Meat Cutter | North Dakota |
| 2 | Florence Tangen | 21 | Wife | — | North Dakota |
| 3 | Joan Tangen | 3 | Daughter | — | North Dakota |
| 4 | Martin Tangen | 1 | Son | — | North Dakota |
| 5 | Elmira Eigenheer | 57 | Head | Church Organist | North Dakota |
| 6 | Theodore Eigenheer | 61 | Husband | Farm Worker | Wisconsin |
| 7 | Robert Eigenheer | 25 | Son | Brake Man | Minnesota |
| 8 | Loraine Eigenheer | 20 | Daughter | Sales Lady | Minnesota |
| 9 | Sanford D Weekly | 28 | Head | Trailer Truck Driver | Minnesota |
| 10 | Muriel Weekly | 29 | Wife | Painter | North Dakota |
| 11 | Ronald D Weekly | 5 | Son | — | North Dakota |
| 12 | Marilyn J. Weekly | 2 | Daughter | — | North Dakota |
| 13 | Delbert Yueke | 33 | Head | Truck Driver | Minnesota |
| 14 | Elizabeth Yueke | 20 | Wife | — | North Dakota |
| 15 | Melvin A. Peterson | 27 | Head | Soft Drink Clerk | Minnesota |
| 16 | Alvina M. Peterson | 25 | Wife | — | North Dakota |
| 17 | Joan M. Peterson | 3 | Daughter | — | North Dakota |
| 18 | Charles M. Peterson | 2 | Son | — | North Dakota |
| 19 | Elmer M. Johnson THIS PERSON | 37 | Head | Potato Grader | Minnesota |
| 20 | Emily Johnson | 32 | Wife | — | Minnesota |
| 21 | Eugene E Johnson | 12 | Son | — | Minnesota |
| 22 | Darline L Johnson | 9 | Daughter | — | Minnesota |
| 23 | Dolores A Johnson | 6 | Daughter | — | Minnesota |
| 24 | Lenny D Johnson | 3 | Son | — | Minnesota |
| 25 | Siguald Cleveland | 47 | Head | General Cement Worker | Norway |
| 26 | Gladys Cleveland | 33 | Wife | — | Minnesota |
| 27 | Carol M. Cleveland | 13 | Daughter | — | North Dakota |
| 28 | Lois J. Cleveland | 9 | Daughter | — | Minnesota |
| 29 | Keith H. Cleveland | 6 | Son | — | Minnesota |
| 30 | Richard D. Cleveland | 3 | Son | — | North Dakota |
| 31 | Benedict J. Corbid | 41 | Head | Recreational Project | Minnesota |
| 32 | Katherine M. Corbid | 41 | Wife | — | Minnesota |
| 33 | Nadine C. Corbid | 16 | Daughter | New Worker | Minnesota |
| 34 | Patricia M. Corbid | 14 | Daughter | New Worker | Minnesota |
| 35 | James J. Corbid | 12 | Son | — | Minnesota |
| 36 | Benedict J. Jr. Corbid | 8 | Son | — | Minnesota |
| 37 | Betty H. Corbid | 4 | Daughter | — | Minnesota |
| 38 | James J. Corbid | 71 | Father | — | Iowa |
| 39 | Nell Conley | 67 | Head | — | Minnesota |
| 40 | Robert C. Patterson | 25 | Head | Plumbers Helper | North Dakota |
Related Census Records
Pedigree Summary
Elmer
Gen 1 · 2 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)