TJ
Thelma Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Carver-County, Minnesota
Our Model Tree links this Thelma Johnson across the 1920, 1930 and 1940 US Censuses in Carver-County, Minnesota (XGBoost, ~Confirmed), with identified parents Johannes & Sigrid — first a daughter (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Carver-County, Minnesota |
| Surname | Johnson |
| Given Name | Thelma S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Dahlgren Township |
| 1935 Residence (County) | Carver |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Dahlgren 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Thelma Johnson | Daughter | — | 39 | ~1901 |
| Sigrid Johnson | Head | — | 71 | ~1869 |
| William Swofford | Other | — | 25 | ~1915 |
| Peter Johnson | Son | — | 36 | ~1904 |
Census Appearances
1920
Carver, Minnesota
Daughter, age 19
Carver, Minnesota · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Thelma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Carver, Minnesota
Daughter, age 29
Carver, Minnesota · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Carver-County, Minnesota
Daughter, age 39
Carver-County, Minnesota · implied b. ~1901 — 4 household members
| Surname | Johnson |
| Given Name | Thelma S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Dahlgren Township |
| 1935 Residence (County) | Carver |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Thelma Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Johannes Johnson (~0.92 confidence) and mother Sigrid Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Johannes Johnson
b. ~1850
Source father
● Household
· direct · ~0.92
Mother
Sigrid Johnson
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Johnson
Daughter · 1940 · age 39 · b. ~1901 · Minnesota
★ You are viewing this record
Sibling
Peter Johnson
Sibling · 1940 · age 36
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 — Carver-County, Minnesota
Open full size
1940 US Federal Census — Carver-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01911-00213)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frederick L. Damm | 77 | Father | — | Germany |
| 2 | Arthur C. Honebrink | 42 | Head | Farmer | Minnesota |
| 3 | Edith C. Honebrink | 39 | Wife | — | Minnesota |
| 4 | Donald A. Honebrink | 17 | Son | — | Minnesota |
| 5 | Reuben E. Honebrink | 13 | Son | — | Minnesota |
| 6 | Jeannette E. Honebrink | 10 | Daughter | — | Minnesota |
| 7 | Elsa M. Honebrink | 6 | Daughter | — | Minnesota |
| 8 | Theodore J. Lundborg | 50 | Head | Farmer | Minnesota |
| 9 | Lillian A. Lundborg | 40 | Wife | — | Minnesota |
| 10 | Alfred H. Sengen | 43 | Head | Farmer | Minnesota |
| 11 | Alma E. Sengen | 36 | Wife | — | Minnesota |
| 12 | Pearl M. Sengen | 18 | Daughter | Maid | Minnesota |
| 13 | Rhoda E. Sengen | 16 | Daughter | — | Minnesota |
| 14 | Irene E. Sengen | 13 | Daughter | — | Minnesota |
| 15 | Florence R. Sengen | 11 | Daughter | — | Minnesota |
| 16 | Louise J. Sengen | 9 | Daughter | — | Minnesota |
| 17 | Alfred C. Sengen | 6 | Son | — | Minnesota |
| 18 | Howard E. Sengen | 4 | Son | — | Minnesota |
| 19 | Allen R. Sengen | 2 | Son | — | Minnesota |
| 20 | Carl F. Sengen | 39 | Head | Farmer | Minnesota |
| 21 | Elsie E. Sengen | 40 | Wife | — | Minnesota |
| 22 | Charles H. Sengen | 15 | Son | Farm Laborer | Minnesota |
| 23 | Elsie M. Sengen | 14 | Daughter | — | Minnesota |
| 24 | Laverne J. Sengen | 7 | Daughter | — | Minnesota |
| 25 | William H. Buetow | 65 | Head | — | Minnesota |
| 26 | Louise M. Buetow | 62 | Wife | — | Minnesota |
| 27 | Carl R. Thalmeiert | 32 | Head | Farmer | Minnesota |
| 28 | Mayme A. Thalmeiert | 30 | Wife | — | Minnesota |
| 29 | Virginia M. Thalmeiert | 8 | Daughter | — | Minnesota |
| 30 | Myrtle J. Thalmeiert | 2 | Daughter | — | Minnesota |
| 31 | Etta L. Carlson | 37 | Boarder | Teacher | Minnesota |
| 32 | Sigrid Johnson | 71 | Head | — | Norway |
| 33 | Thelma S. Johnson THIS PERSON | 39 | Daughter | — | Minnesota |
| 34 | Peter A. Johnson | 36 | Son | Farmer | Minnesota |
| 35 | William A. Swofford | 25 | Hired hand | Farm Laborer | North Carolina |
| 36 | Harry C. Walter | 46 | Head | Farmer | Minnesota |
| 37 | Barbara V. Walter | 45 | Wife | — | Minnesota |
| 38 | Marcella C. Walter | 18 | Daughter | Maid | Minnesota |
| 39 | Harriet M. Walter | 16 | Daughter | Maid | Minnesota |
| 40 | Wilbert F. Walter | 15 | Son | Farm Laborer | Minnesota |
Related Census Records
Pedigree Summary
Thelma + 1 sibling
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)