RM
Roy Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mclean-County, North Dakota
Our Model Tree links this Roy Miller across the 1920, 1930 and 1940 US Censuses in Mclean-County, North Dakota (XGBoost, ~Confirmed), with identified parents Fred & Myranne — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mclean-County, North Dakota |
| Surname | Miller |
| Given Name | Roy Mac A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Underwood |
| 1935 Residence (County) | McLean |
| Additional Details | |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Underwood |
| Est. Birth Year | ~1919 |
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 1940 census.
| Name | Relation to head | Relative to Roy | Age | Birth yr |
|---|---|---|---|---|
| Lois Miller | Daughter | — | 17 | ~1923 |
| Guy Miller | Head | — | 47 | ~1893 |
| Myron Miller | Son | — | 13 | ~1927 |
| Roy Miller | Son | — | 21 | ~1919 |
| Dora Miller | Spouse | — | 47 | ~1893 |
Census Appearances
Son, age 1
Mclean, North Dakota · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Ray |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Mclean, North …
Son, age 11
Mclean, North Dakota · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Roy M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Mclean-County, North …
Son, age 21
Mclean-County, North Dakota · implied b. ~1919 — 5 household members
| Surname | Miller |
| Given Name | Roy Mac A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Underwood |
| 1935 Residence (County) | McLean |
| Highest Grade | G 8 |
| 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 Roy Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Miller (~0.82 confidence) and mother Myranne Miller (~0.82 confidence) and mother Dora Miller (~0.92 confidence) and father Guy Miller (~0.92 confidence) and father Guy Miller (~0.92 confidence) and mother Eva Miller (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.89
Father
Fred Miller
b. ~1868
Source father>father
● Household
· direct · ~0.82
Mother
Myranne Miller
b. ~1871
Source father>mother
● Household
· direct · ~0.82
Mother
Dora Miller
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
Guy Miller
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Guy Miller
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Eva Miller
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roy Miller
Son · 1940 · age 21 · b. ~1919 · North Dakota
★ You are viewing this record
Sibling
Lois Miller
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myron Miller
Sibling · 1940 · age 13
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 — Mclean-County, North Dakota
Open full size
1940 US Federal Census — Mclean-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03006-00851)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Francis S Schacher | 8 | Daughter | — | North Dakota |
| 42 | Harriet A Schacher | 8 | Daughter | — | North Dakota |
| 43 | La Verne J Schacher | 7 | Son | — | North Dakota |
| 44 | Fred A Schacher | 5 | Son | — | North Dakota |
| 45 | Ralien U Schacher | 4 | Daughter | — | North Dakota |
| 46 | John Schell | 58 | Head | Farmer | Russia |
| 47 | Albina Schell | 55 | Wife | — | Russia |
| 48 | Stella Schell | 16 | Daughter | — | North Dakota |
| 49 | Joan Schell | 12 | Daughter | — | North Dakota |
| 50 | Rudolph Wagner | 22 | Hired Hand | Farm Laborer | North Dakota |
| 51 | Lloyd C Haugen | 34 | Head | Farmer | North Dakota |
| 52 | Dorothy G Haugen | 33 | Wife | — | North Dakota |
| 53 | La Verne C Haugen | 12 | Son | — | North Dakota |
| 54 | Kenneth L Haugen | 10 | Son | — | North Dakota |
| 55 | Peter Weiss | 52 | Head | Farmer | Russia |
| 56 | Maria Weiss | 48 | Wife | — | Russia |
| 57 | Otto P Weiss | 27 | Son | Farm Laborer | North Dakota |
| 58 | Lavinia A Weiss | 19 | Daughter | Clerk (N.Y.A.) | North Dakota |
| 59 | Roland E Weiss | 16 | Son | — | North Dakota |
| 60 | Guy M Miller | 47 | Head | Farmer | Iowa |
| 61 | Dora Miller | 47 | Wife | — | Iowa |
| 62 | Roy Mac A Miller THIS PERSON | 21 | Son | — | North Dakota |
| 63 | Lois W Miller | 17 | Daughter | — | North Dakota |
| 64 | Myron L Miller | 13 | Son | — | North Dakota |
| 65 | Arnold G Renner | 24 | Head | Farmer | North Dakota |
| 66 | Frieda K Renner | 21 | Wife | — | North Dakota |
| 67 | Norma E Renner | 2 | Daughter | — | North Dakota |
| 68 | Fred J Schell | 32 | Head | Farmer | North Dakota |
| 69 | Lydia Schell | 26 | Wife | — | North Dakota |
| 70 | James L Schell | 2 | Son | — | North Dakota |
| 71 | Edward Schell | 30 | Brother | Farm Laborer | North Dakota |
| 72 | Fred C Miller | 73 | Head | Farmer | Ohio |
| 73 | David W Miller | 29 | Son | Farmer | North Dakota |
| 74 | Gerry R Miller | 3 | Grandson | — | North Dakota |
| 75 | Beverly A Miller | 2 | Granddaughter | — | North Dakota |
| 76 | Barbara J Miller | 2 | Granddaughter | — | North Dakota |
| 77 | Anna C Kugler | 18 | Servant | — | North Dakota |
| 78 | Walter W Refrow | 48 | Head | — | Germany |
| 79 | Bertha C Refrow | 47 | Wife | — | Minnesota |
| 80 | Walter B Refrow | 19 | Son | New Worker | North Dakota |
Related Census Records
Pedigree Summary
Roy + 2 siblings
Gen 1 · 4 parents
~0.92
Gen 2 · 2 grandparents
~0.82
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)