EJ
Elmer Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Ramsey, Minnesota
Our Model Tree links this Elmer Johnson across the 1910, 1920 and 1930 US Censuses in Ramsey, Minnesota (XGBoost, ~Confirmed), with identified parents Paul & Mary — first a son (b.~1899), then head of a 5-person household.
Age 31
b. ~1899
Male
Son
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ramsey, Minnesota |
| Surname | Johnson |
| Given Name | Elmer O. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Age at First Marriage | 29 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Book keeper |
| Industry | Wholesale |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Book Keeper |
| Township / Ward | St Paul City |
| Est. Birth Year | ~1899 |
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 1930 census.
| Name | Relation to head | Relative to Elmer | Age | Birth yr |
|---|---|---|---|---|
| Paul Johnson | Head | — | 69 | ~1861 |
| Ellen Johnson | Other | — | 66 | ~1864 |
| Elmer Johnson | Son | — | 31 | ~1899 |
| Edwin Johnson | Son | — | 27 | ~1903 |
| Bessie Johnson | Spouse | — | 31 | ~1899 |
Census Appearances
1910
Hennepin, Minnesota
Son, age 11
Hennepin, Minnesota · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | at School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Ramsey, Minnesota
Son, age 20
Ramsey, Minnesota · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Elmer |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Ramsey, Minnesota
Son, age 31
Ramsey, Minnesota · implied b. ~1899 — 5 household members
| Surname | Johnson |
| Given Name | Elmer O. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Age at First Marriage | 29 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Book keeper |
| Industry | Wholesale |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father Paul Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence) and father Andrew Johnson (~0.92 confidence) and mother Albertha Johnson (~0.92 confidence) and mother Bessie Johnson (~0.50 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
Paul Johnson
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Mary Johnson
b. ~1865
Source mother
● Household
· direct · ~0.92
Father
Andrew Johnson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Albertha Johnson
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Bessie Johnson
b. ~1899
Source mother
● Household
· direct · ~0.5
This person
Anchor record
Elmer Johnson
Son · 1930 · age 31 · b. ~1899 · Minnesota
★ You are viewing this record
Sibling
Edwin Johnson
Sibling · 1930 · age 27
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
1930 US Federal Census — Ramsey, Minnesota
Open full size
1930 US Federal Census — Ramsey, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1114:0582)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles J. Carlson | 74 | Head | None | Sweden |
| 2 | Emma J. Carlson | 66 | Wife-H | None | Sweden |
| 3 | Carl E. Norbeck | 35 | Head | Police Officer | Minnesota |
| 4 | Martha H. Norbeck | 35 | Wife-H | None | Minnesota |
| 5 | Eleanor L. Norbeck | 7 | daughter | None | Minnesota |
| 6 | Gladys A. Norbeck | 1 | daughter | None | Minnesota |
| 7 | Raymond Norbeck | 0 | son | None | Minnesota |
| 8 | Harry Haglund | 50 | Head | None | Sweden |
| 9 | Hazel E. Haglund | 27 | daughter | Office | Minnesota |
| 10 | Isabel E. Haglund | 25 | daughter | Office | Minnesota |
| 11 | Pearl O. Wingert | 48 | Head-H | Salesman | Illinois |
| 12 | Clara B. Wingert | 43 | Wife-H | None | Illinois |
| 13 | Hanna Gutenberg | 75 | Mother-in-law | Servant | Germany |
| 14 | Adolph H. Carlson | 44 | Head | Police Officer | Minnesota |
| 15 | Johanna Carlson | 39 | Wife-H | None | Norway |
| 16 | Mildred A. Carlson | 15 | daughter | None | Minnesota |
| 17 | Esther M. Carlson | 14 | daughter | None | Minnesota |
| 18 | John A. Carlson | 12 | son | None | Minnesota |
| 19 | Esther Zackerson | 50 | Head | None | Minnesota |
| 20 | Anna A. Zackerson | 41 | sister | Stenographer | Minnesota |
| 21 | Charles Stromwell | 66 | Head | Machinist | Sweden |
| 22 | Augusta Stromwell | 63 | Wife-H | None | Sweden |
| 23 | Frank V. Stromwell | 25 | son | Milk Driver | Minnesota |
| 24 | Paul Johnson | 69 | Head | None | Sweden |
| 25 | Ellen Johnson | 66 | Wife-H | None | Sweden |
| 26 | Edwin Johnson | 27 | son | Driver | Minnesota |
| 27 | Elmer O. Johnson THIS PERSON | 31 | son | Book Keeper | Minnesota |
| 28 | Bessie Johnson | 31 | Wife | Pressfeeder | Minnesota |
| 29 | Robert A. Olson | 37 | Head | Machinist | Minnesota |
| 30 | Jennie G. Olson | 36 | Wife-H | None | Minnesota |
| 31 | Dorothy M. Olson | 5 | daughter | None | Minnesota |
| 32 | Robert W. Olson | 4 | son | None | Minnesota |
| 33 | Walter A. Olson | 1 | son | None | Minnesota |
| 34 | Beldon Loftsgarden | 35 | Head | Attorney | Minnesota |
| 35 | Jennette M. Loftsgarden | 31 | Wife-H | None | Minnesota |
| 36 | Anita Loftsgarden | 6 | daughter | None | Minnesota |
| 37 | Beldon J. Loftsgarden | 4 | son | None | Minnesota |
| 38 | Mrs. Milan Gertrude Loftsgarden | 25 | Roomer | None | Canada English |
| 39 | Oscar Stromwell | 43 | Head | Machinist | Sweden |
| 40 | Alga Stromwell | 43 | Wife-H | Fitter | Norway |
| 41 | Hattie J. Skoglund | 71 | Head | None | Sweden |
| 42 | Anna E. Lindgren | 66 | Head | None | Sweden |
| 43 | James Johnson | 62 | Roomer | Housework | Sweden |
| 44 | William Swanson | 38 | Head | Clerk | Sweden |
| 45 | Hannah Swanson | 74 | Mother-H | None | Sweden |
| 46 | John F. Barber | 56 | Head | Car Repairman | Minnesota |
| 47 | Francis M. Barber | 20 | daughter | None | Minnesota |
| 48 | Alfred Peterson | 69 | Head | Car Repairman | Sweden |
| 49 | Elvira Peterson | 70 | Wife-H | None | Sweden |
| 50 | Nellie G. Peterson | 35 | daughter | None | Minnesota |
Pedigree Summary
Elmer + 1 sibling
Gen 1 · 5 parents
~0.84
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)