ES
Elsie Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Butte-County, South Dakota
Our Model Tree links this Elsie Smith across the 1930 and 1940 US Censuses in Butte-County, South Dakota (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 15-person household.
Age 15
b. ~1925
Female
Daughter
Born: South Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Butte-County, South Dakota |
| Surname | Smith |
| Given Name | Elsie R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | Newell City |
| 1935 Residence (County) | Butte |
| Additional Details | |
| Hours Worked | 4 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Township / Ward | Newell City |
| Est. Birth Year | ~1925 |
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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elsie | Age | Birth yr |
|---|---|---|---|---|
| Lois Smith | Daughter | — | 11 | ~1929 |
| Elsie Smith | Daughter | — | 15 | ~1925 |
| Fern Smith | Daughter | — | 17 | ~1923 |
| Alice Smith | Daughter | — | 13 | ~1927 |
| Doris Smith | Daughter | — | 4 | ~1936 |
| Clarence Smith | Head | — | 44 | ~1896 |
| Wife Alma | Other | — | — | |
| Inez Thurlow | Other | — | 18 | ~1922 |
| Head Alma | Other | — | — | |
| Mabelle Thurlow | Other | — | 16 | ~1924 |
| Boarder Arthur P | Other | — | — | |
| Minnie Thurlow | Other | — | 53 | ~1887 |
| Robert Smith | Son | — | 8 | ~1932 |
| Chester Smith | Son | — | 18 | ~1922 |
| Hulda Smith | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Butte, South …
Daughter, age 5
Butte, South Dakota · implied b. ~1925 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Elsie L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Age at First Marriage | 2 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Nebraska |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1940
Butte-County, South …
Daughter, age 15
Butte-County, South Dakota · implied b. ~1925 — 15 household members
| Surname | Smith |
| Given Name | Elsie R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Dakota |
| 1935 Residence (City) | Newell City |
| 1935 Residence (County) | Butte |
| Hours Worked | 4 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
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 Elsie Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Elsie Smith
Daughter · 1940 · age 15 · b. ~1925 · South Dakota
★ You are viewing this record
Sibling
Fern Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Smith
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Smith
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Smith
Sibling · 1940 · age 11
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 — Butte-County, South Dakota
Open full size
1940 US Federal Census — Butte-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03850-00174)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clarence M. Smith | 44 | Head | Assistant Postmaster | Iowa |
| 42 | Hulda E. Smith | 42 | Wife | — | Nebraska |
| 43 | Chester R. Smith | 18 | Son | Sheep Herder | South Dakota |
| 44 | Fern E. Smith | 17 | Daughter | Teacher Helper | South Dakota |
| 45 | Elsie R. Smith THIS PERSON | 15 | Daughter | — | South Dakota |
| 46 | Alice Smith | 13 | Daughter | — | South Dakota |
| 47 | Lois Smith | 11 | Daughter | — | South Dakota |
| 48 | Robert Smith | 8 | Son | — | South Dakota |
| 49 | Doris Smith | 4 | Daughter | — | South Dakota |
| 50 | Head Alma? | None | M | Hi Way Maintenance | — |
| 51 | Wife Alma? | None | F | — | — |
| 52 | Boarder Arthur P. | None | M | Garage | — |
| 53 | Minnie D. Thurlow | 53 | Roomer | Cook | South Dakota |
| 54 | Inez M. Thurlow | 18 | Cousin | — | South Dakota |
| 55 | Mabelle Thurlow | 16 | Cousin | — | South Dakota |
| 56 | Carl M. Putnam | 35 | Head | Laborer | South Dakota |
| 57 | Selma B. Putnam | 39 | Wife | — | South Dakota |
| 58 | Lois C. Putnam | 7 | Daughter | — | South Dakota |
| 59 | Eleanor J. Putnam | 7 | Daughter | — | South Dakota |
| 60 | Edward L. Putnam | 4 | Son | — | South Dakota |
| 61 | Edward Byrd | 71 | Head | Farmer | Iowa |
| 62 | Aaron E. Byrd | 68 | Father | — | Iowa |
| 63 | Fred Gadsden | 64 | Head | — | Illinois |
| 64 | Gertrude C. Gadsden | 51 | Wife | — | New York |
| 65 | Edward S. Fardig | 37 | Head | Manager | South Dakota |
| 66 | Edith C. Fardig | 20 | Wife | — | South Dakota |
| 67 | Milton E. Fardig | 5 | Son | — | South Dakota |
| 68 | Nancy J. Fardig | 3 | Daughter | — | South Dakota |
| 69 | Ole A. Peterson | 57 | Head | Farmer | Sweden |
| 70 | Anna Peterson | 54 | Wife | — | Sweden |
| 71 | Harold Peterson | 18 | Son | — | South Dakota |
| 72 | Charles Marsh | 39 | Head | Mail Carrier | Nebraska |
| 73 | Viola Marsh | 33 | Wife | — | South Dakota |
| 74 | Ray E. Marsh | 6 | Son | — | South Dakota |
| 75 | Loren A. Poole | 36 | Head | — | Minnesota |
| 76 | Ethel G. Poole | 33 | Wife | — | South Dakota |
| 77 | Mavis V. Poole | 11 | Daughter | — | South Dakota |
| 78 | Merel A. Poole | 10 | Son | — | South Dakota |
| 79 | Roy R. Poole | 8 | Son | — | South Dakota |
| 80 | Wesley S. Poole | 6 | Son | — | South Dakota |
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)