MA
Margaret Arnold — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Stillwater-County, Montana
Our Model Tree links this Margaret Arnold across the 1930 and 1940 US Censuses in Stillwater-County, Montana (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 11-person household.
Age 46
b. ~1894
Female
Spouse
Born: Montana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Stillwater-County, Montana |
| Surname | Arnold |
| Given Name | Margaret B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Stillwater |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Montana |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | School District 13 Excelsior |
| Est. Birth Year | ~1894 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Helen Arnold | Daughter | — | 18 | ~1922 |
| Claire Arnold | Daughter | — | 5 | ~1935 |
| Ruth Arnold | Daughter | — | 3 | ~1937 |
| William Arnold | Head | — | 51 | ~1889 |
| Bernard Arnold | Son | — | 20 | ~1920 |
| Margaret Arnold | Spouse | — | 46 | ~1894 |
| Eugene Arnold | Son | — | 16 | ~1924 |
| William Arnold | Son | — | 22 | ~1918 |
| Arthur Arnold | Son | — | 14 | ~1926 |
| George Arnold | Son | — | 12 | ~1928 |
| Richard Arnold | Son | — | 10 | ~1930 |
Census Appearances
1930
Stillwater, Montana
Other, age 36
Stillwater, Montana · implied b. ~1894 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | Margaret |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Montana |
| Age at First Marriage | 20 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Stillwater-County, Montana
Spouse, age 46
Stillwater-County, Montana · implied b. ~1894 — 11 household members
| Surname | Arnold |
| Given Name | Margaret B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Stillwater |
| Highest Grade | 8 |
| 1935 Residence | Montana |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Margaret Arnold across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Arnold
Spouse · 1940 · age 46 · b. ~1894 · Montana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Stillwater-County, Montana
Open full size
1940 US Federal Census — Stillwater-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02232-00086)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles R. Kennedy | 46 | Head | Farmer | Kentucky |
| 2 | Ruth Kennedy | 43 | Wife | — | Iowa |
| 3 | Marian R. Kennedy | 15 | Daughter | — | Montana |
| 4 | Harold Hudson | 29 | Laborer | Laborer | Montana |
| 5 | Knute O. Haugan | 73 | Head | Farmer | Norway |
| 6 | Laura M. Haugan | 71 | Wife | — | Norway |
| 7 | Clarence Haugan | 40 | Son | Laborer | Montana |
| 8 | Albert Haugan | 37 | Son | Laborer | Montana |
| 9 | Dorothy G. Haugan | 19 | Daughter-in-law | — | Montana |
| 10 | Gottlieb Bringmann | 23 | Laborer | Laborer | North Dakota |
| 11 | William Rowland | 28 | Head | Farmer | North Dakota |
| 12 | Margie Rowland | 26 | Wife | — | Washington |
| 13 | George W. Johnston | 32 | Head | Farmer | Missouri |
| 14 | Marian L. Johnston | 20 | Wife | — | Montana |
| 15 | Shirley Johnston | 3 | Daughter | — | Montana |
| 16 | George D. Johnston | 0 | Son | — | Montana |
| 17 | William C. Arnold | 51 | Head | Farmer | Minnesota |
| 18 | Margaret B. Arnold THIS PERSON | 46 | Wife | — | Montana |
| 19 | William Arnold | 22 | Son | Laborer | Montana |
| 20 | Bernard Arnold | 20 | Son | Laborer | Montana |
| 21 | Helen Arnold | 18 | Daughter | — | Montana |
| 22 | Eugene Arnold | 16 | Son | — | Montana |
| 23 | Arthur Arnold | 14 | Son | — | Montana |
| 24 | George Arnold | 12 | Son | — | Montana |
| 25 | Richard Arnold | 10 | Son | — | Montana |
| 26 | Claire Arnold | 5 | Daughter | — | Montana |
| 27 | Ruth Arnold | 3 | Daughter | — | Montana |
| 28 | Joseph Ballard | 50 | Head | Farmer | Iowa |
| 29 | Mable Ballard | 47 | Wife | — | Montana |
| 30 | George Ballard | 15 | Son | — | Montana |
| 31 | Edwin R.B. Haugan | 29 | Head | Electrician | Montana |
| 32 | Garnet Haugan | 27 | Wife | — | Nebraska |
| 33 | Diane Haugan | 2 | Daughter | — | Montana |
| 34 | Edwin Haugan | 0 | Son | — | Montana |
| 35 | Louis Cunningham | 74 | Head | — | Missouri |
| 36 | Riley G. Pearson | 37 | Head | Farmer | Missouri |
| 37 | Eva Pearson | 30 | Wife | — | Montana |
| 38 | Lyle Pearson | 10 | Son | — | Montana |
| 39 | Shirley Pearson | 6 | Daughter | — | Montana |
| 40 | Charley Pearson | 4 | Son | — | Montana |
Related Census Records
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)