MW
Mary Wells — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Fergus, Montana
Our Model Tree links this Mary Wells across the 1930 and 1940 US Censuses in Fergus, Montana (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 8-person household.
Age 35
b. ~1895
Female
Spouse
Born: Montana
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Fergus, Montana |
| Surname | Wells |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Montana |
| Age at First Marriage | 22 |
| Father's Birthplace | Canada-French |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | School District 98 |
| Est. Birth Year | ~1895 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Rose Wells | Daughter | — | 16 | ~1914 |
| Jennie Wells | Daughter | — | 13 | ~1917 |
| Dorothy Wells | Daughter | — | 2 | ~1928 |
| Albert Wells | Head | — | 30 | ~1900 |
| Jack Wells | Other | — | 17 | ~1913 |
| Albert Wells | Son | — | 1 | ~1929 |
| Homer Wells | Son | — | 11 | ~1919 |
| Mary Wells | Spouse | — | 35 | ~1895 |
Census Appearances
1930
Fergus, Montana
Spouse, age 35
Fergus, Montana · implied b. ~1895 — 8 household members
| Surname | Wells |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Montana |
| Age at First Marriage | 22 |
| Father's Birthplace | Canada-French |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Fergus-County, Montana
Spouse, age 46
Fergus-County, Montana · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wella |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Lewistown city |
| 1935 Residence (County) | Fergus |
| Occupation | Laborer |
| Industry | County roads |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 260 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Mary Wells across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Wells
Spouse · 1930 · age 35 · b. ~1895 · Montana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Fergus, Montana
Open full size
1930 US Federal Census — Fergus, Montana
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1255unit:0933)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Svend Holland | 58 | Head | Farmer | Norway |
| 52 | Eliza S. Holland | 49 | Wife | — | Norway |
| 53 | Ingeborg A. Holland | 19 | Daughter | — | Montana |
| 54 | Selma O. Holland | 17 | Daughter | — | Montana |
| 55 | Svend Anton Holland | 14 | Son | — | Montana |
| 56 | Paul Sharette | 44 | Hired man | Laborer | Montana |
| 57 | Odin Masland | 24 | Hired man | Laborer | Montana |
| 58 | Thomas Wells | 39 | Hired man | Sheepherder | Montana |
| 59 | Le Roy J. Schelly | 23 | Hired man | Laborer | Washington |
| 60 | Delmar L. Cottrell | 64 | Hired man | Sheepherder | Iowa |
| 61 | Albert Wells | 30 | Head | Sheepherder | Montana |
| 62 | Mary Wells THIS PERSON | 35 | Wife | — | Montana |
| 63 | Rose Wells | 16 | Daughter | — | Montana |
| 64 | Jennie Wells | 13 | Daughter | — | Montana |
| 65 | Homer Wells | 11 | Son | — | Montana |
| 66 | Dorothy May Wells | 2 | Daughter | — | Montana |
| 67 | Albert Wells | 1 | Son | — | Montana |
| 68 | Jack Wells | 17 | Nephew | — | Montana |
| 69 | Frank C. Duke | 57 | Head | Farmer | Tennessee |
| 70 | Betty A. Duke | 55 | Wife | — | Tennessee |
| 71 | — | None | — | — | — |
| 72 | — | None | — | — | — |
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| 98 | — | None | — | — | — |
| 99 | — | None | — | — | — |
| 100 | — | None | — | — | — |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)