RS
Ronald Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rolette-County, North Dakota
Our Model Tree links this Ronald Smith across the 1930 and 1940 US Censuses in Rolette-County, North Dakota (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 4-person household.
Age 10
b. ~1930
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rolette-County, North Dakota |
| Surname | Smith |
| Given Name | Ronald, D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Wolf Creek |
| 1935 Residence (County) | LaMoure |
| Additional Details | |
| Highest Grade | G 5 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Wolf Creek |
| Est. Birth Year | ~1930 |
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 Ronald | Age | Birth yr |
|---|---|---|---|---|
| Eben Smith | Head | — | 33 | ~1907 |
| Thelma Smith | Spouse | — | 30 | ~1910 |
| Ronald Smith | Son | — | 10 | ~1930 |
| Gloreen Smith | Daughter | — | 1 | ~1939 |
Census Appearances
1930
Rolette, North …
Son, age
Rolette, North Dakota · implied b. ~1930 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ronald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | North Dakota |
| Mother's Birthplace | North Dakota |
| Occupation | none |
| Can Read/Write | No |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Rolette-County, North …
Son, age 10
Rolette-County, North Dakota · implied b. ~1930 — 4 household members
| Surname | Smith |
| Given Name | Ronald, D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Wolf Creek |
| 1935 Residence (County) | LaMoure |
| Highest Grade | G 5 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north 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 Ronald Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ronald Smith
Son · 1940 · age 10 · b. ~1930 · North Dakota
★ You are viewing this record
Sibling
Gloreen Smith
Sibling · 1940 · age 1
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 — Rolette-County, North Dakota
Open full size
1940 US Federal Census — Rolette-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03012-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isak Westby | 53 | Head | Farmer | Norway |
| 2 | Bernice, O. Westby | 24 | Daughter | Housekeeper | North Dakota |
| 3 | Leo, E. Westby | 19 | Son | Farm | North Dakota |
| 4 | Dennis, O. Westby | 12 | Son | — | North Dakota |
| 5 | Eben, R. Smith | 33 | Head | Farmer | North Dakota |
| 6 | Thelma, E. Smith | 30 | Wife | — | North Dakota |
| 7 | Ronald, D. Smith THIS PERSON | 10 | Son | — | North Dakota |
| 8 | Gloreen, H. Smith | 1 | Daughter | — | North Dakota |
| 9 | Emmon, B. Gable | 46 | Head | Farmer | Illinois |
| 10 | Lelley, M. Gable | 46 | Wife | — | Virginia |
| 11 | Velnor, E. Gable | 17 | Son | — | North Dakota |
| 12 | Melvin, B. Gable | 15 | Son | — | North Dakota |
| 13 | Wayne, D. Gable | 13 | Son | — | North Dakota |
| 14 | Lois, E. Gable | 11 | Daughter | — | North Dakota |
| 15 | Sheila Mae Gable | 9 | Daughter | — | North Dakota |
| 16 | Larry, H. Gable | 7 | Son | — | North Dakota |
| 17 | Uland, D. Gable | 2 | Son | — | North Dakota |
| 18 | Arles, O. Smith | 68 | Head | Farmer | Ohio |
| 19 | Leberta Smith | 68 | Wife | — | Ohio |
| 20 | Ernest, L. Pease | 32 | Head | Farmer | North Dakota |
| 21 | John, E. Pease | 72 | Father | — | North Dakota |
| 22 | Zoe Pease | 65 | Mother | — | Massachusetts |
| 23 | Joseph, J. Pease | 34 | Brother | Clerk | North Dakota |
| 24 | Albert, A. Pease | 24 | Brother | Clerk | North Dakota |
| 25 | Lucille, L. Pease | 21 | Sister | Waitress | North Dakota |
| 26 | Fred, E. Rose | 75 | Head | Farmer | New York |
| 27 | Emma, M. Rose | 63 | Wife | — | North Dakota |
| 28 | Robert, N. Embury | 74 | Lodger | — | Ontario, Canada |
| 29 | Harold, D. Rich | 37 | Head | Farmer | North Dakota |
| 30 | Ethel, M. Rich | 33 | Wife | — | North Dakota |
| 31 | Doris, M. Rich | 11 | Daughter | — | North Dakota |
| 32 | Delores, E. Rich | 10 | Daughter | — | North Dakota |
| 33 | Lida, S. Rich | 66 | Mother | — | Iowa |
| 34 | Robert, F. Anklam | 52 | Head | Laborer | Minnesota |
| 35 | Floyd, H. Avant | 45 | Head | Laborer | Tennessee |
| 36 | Mable, C. Avant | 34 | Wife | — | North Dakota |
| 37 | Orton, L. Avant | 14 | Son | — | North Dakota |
| 38 | Donald, R. Avant | 11 | Son | — | North Dakota |
| 39 | Doris, M. Avant | 8 | Daughter | — | North Dakota |
| 40 | Shirley, A. Avant | 4 | Daughter | — | North 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)