EC
Emma Carlson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tripp-County, South Dakota
Our Model Tree links this Emma Carlson across the 1920, 1930 and 1940 US Censuses in Tripp-County, South Dakota (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Tripp-County, South Dakota |
| Surname | Carlson |
| Given Name | Emma M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Condon Twp. |
| 1935 Residence (County) | Tripp |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Condon Twp |
| Est. Birth Year | ~1888 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Allen Carlson | Son | — | 18 | ~1922 |
| Lyman Carlson | Son | — | 27 | ~1913 |
| Emma Carlson | Spouse | — | 52 | ~1888 |
| Albert Carlson | Head | — | 57 | ~1883 |
Census Appearances
1920
Tripp, South …
Spouse, age 32
Tripp, South Dakota · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Tripp, South …
Other, age 42
Tripp, South Dakota · implied b. ~1888 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Emma |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Tripp-County, South …
Spouse, age 52
Tripp-County, South Dakota · implied b. ~1888 — 4 household members
| Surname | Carlson |
| Given Name | Emma M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Condon Twp. |
| 1935 Residence (County) | Tripp |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Emma Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Emma Carlson
Spouse · 1940 · age 52 · b. ~1888 · South Dakota
★ 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 — Tripp-County, South Dakota
Open full size
1940 US Federal Census — Tripp-County, South Dakota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03868-00433)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ray H. Podge | 4 | Son | — | South Dakota |
| 2 | Charles H. Podge | 83 | Father | — | Illinois |
| 3 | John W. Moser | 49 | Head | Farmer | Illinois |
| 4 | Almeda M. Moser | 43 | Wife | — | Illinois |
| 5 | John P. Moser | 5 | Son | — | South Dakota |
| 7 | Albert B. Carlson | 57 | Head | Farmer | Sweden |
| 8 | Emma M. Carlson THIS PERSON | 52 | Wife | — | Nebraska |
| 9 | Lyman A. Carlson | 27 | Son | Rural Mail Carrier | South Dakota |
| 10 | Allen D. Carlson | 18 | Son | — | South Dakota |
| 11 | Harvey J. Briggs | 23 | Head | Farm Laborer | South Dakota |
| 12 | Jonas A. Bresline | 58 | Head | Farmer | Sweden |
| 13 | Hilda V. Bresline | 54 | Wife | — | Nebraska |
| 14 | Robert O. Bresline | 17 | Nephew | Farm Laborer | Illinois |
| 15 | Robert T. Kehler | 24 | Head | Farm Laborer | South Dakota |
| 16 | Charles B. Dahlman | 64 | Head | Farmer | Germany |
| 17 | Ella M. Dahlman | 30 | Daughter | — | Iowa |
| 18 | Vernon O. Haesele | 32 | Head | Farmer | Iowa |
| 19 | Jeanette M. Haesele | 30 | Wife | — | South Dakota |
| 20 | Evelyn J. Haesele | 7 | Daughter | — | South Dakota |
| 21 | Everett V. Haesele | 1 | Son | — | South Dakota |
| 22 | Clarence A. Rajewich | 24 | Hired hand | Farm Laborer | South Dakota |
| 23 | John Neispor | 49 | Head | Farmer | Kansas |
| 24 | Anna Neispor | 35 | Wife | — | Nebraska |
| 25 | John M. Neispor | 16 | Son | Farm Laborer | South Dakota |
| 26 | Stanley E. Neispor | 14 | Son | Farm Laborer | South Dakota |
| 27 | Harry L. Nelson | 29 | Head | Farm Manager | South Dakota |
| 28 | Nalalee O. Nelson | 19 | Wife | — | South Dakota |
| 29 | Nancy L. Nelson | 0 | Daughter | — | South Dakota |
| 30 | James Petrey | 21 | Hired hand | Farm Laborer | South Dakota |
| 31 | Donald Zarnowskie | 22 | Hired hand | Farm Laborer | Nebraska |
| 32 | Clarence J. Martin | 32 | Head | Farmer | Kansas |
| 33 | Juanita H. Martin | 28 | Wife | — | South Dakota |
| 34 | Lester G. Haesele | 26 | Head | Farmer | Iowa |
| 35 | Charles Scheld | 44 | Head | Rural Mail Carrier | Nebraska |
| 36 | Arnold Almendinger | 21 | Hired hand | Farm Laborer | South Dakota |
| 37 | Hugh Samuel Stucking | 25 | Hired hand | Farm Laborer | South Dakota |
| 38 | Gust Almendinger | 44 | Hired hand | Farm Laborer | Russia |
| 39 | Robert King | 20 | Head | Farmer | Nebraska |
| 40 | Lillian King | 60 | Wife | — | Nebraska |
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)