IA
Ida Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sheridan-County, Montana
Our Model Tree links this Ida Anderson across the 1920, 1930 and 1940 US Censuses in Sheridan-County, Montana (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 4-person household.
Age 67
b. ~1873
Female
Head
Born: Iowa
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Sheridan-County, Montana |
| Surname | Anderson |
| Given Name | Ida |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 67 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Plentywood City |
| 1935 Residence (County) | Sheridan |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Hotel |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Proprietor |
| Township / Ward | Plentywood City |
| Est. Birth Year | ~1873 |
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 Ida | Age | Birth yr |
|---|---|---|---|---|
| Ida Anderson | Head | — | 67 | ~1873 |
| Mary Anderson | Other | — | 38 | ~1902 |
| Kenneth Anderson | Other | — | 16 | ~1924 |
| Harold Anderson | Son | — | 39 | ~1901 |
Census Appearances
1920
Sheridan, Montana
Head, age 44
Sheridan, Montana · implied b. ~1876 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ida |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| Father's Birthplace | Norway |
| Mother's Birthplace | Iowa |
| Occupation | Landlady |
| Industry | Boarding House |
| Class of Worker | O |
| Can Read | Yes |
| Can Write | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Sheridan, Montana
Head, age 56
Sheridan, Montana · implied b. ~1874 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ida |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| Father's Birthplace | Norway |
| Mother's Birthplace | Iowa |
| Occupation | Proprietor |
| Industry | Hotel |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | 8000 |
| Home Value / Rent | R |
| Veteran | O |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Sheridan-County, Montana
Head, age 67
Sheridan-County, Montana · implied b. ~1873 — 4 household members
| Surname | Anderson |
| Given Name | Ida |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 67 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Plentywood City |
| 1935 Residence (County) | Sheridan |
| Occupation | Proprietor |
| Industry | Hotel |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Ida Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Anderson
Head · 1940 · age 67 · b. ~1873 · Montana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sheridan-County, Montana
Open full size
1940 US Federal Census — Sheridan-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02229-00361)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nellie R. Toomer | 49 | Wife | — | Wisconsin |
| 2 | David Johnson | 21 | Head | Salesman | Montana |
| 3 | John W. Mckee | 58 | Head | Postmaster | Colorado |
| 4 | Emily L. Mckee | 54 | Wife | — | Norway |
| 5 | Arthur J. Langer | 56 | Lodger | Salesman | North Dakota |
| 6 | Josephine Smith | 29 | Head | Saleswoman | North Dakota |
| 7 | Alfred Smith | 23 | Brother | Truck Driver | North Dakota |
| 8 | Leo D. Ellingson | 12 | Nephew | — | North Dakota |
| 9 | Palma A. Gorder | 22 | Lodger | Saleswoman | North Dakota |
| 10 | Leo G. Guidry | 57 | Head | Merchant | Wisconsin |
| 11 | Violet P. Guidry | 38 | Wife | — | Minnesota |
| 12 | E. A. Barr | 21 | Lodger | — | Montana |
| 13 | Helen M. Early | 33 | Lodger | Commercial Teacher | Missouri |
| 14 | Anna S. Brix | 37 | Lodger | Teacher | North Dakota |
| 15 | Ida Anderson THIS PERSON | 67 | Head | Proprietor | Iowa |
| 16 | Harold F. Anderson | 39 | Son | — | Minnesota |
| 17 | Mary F. Anderson | 38 | Daughter-in-law | — | North Dakota |
| 18 | Kenneth A. Anderson | 16 | Grandson | — | Montana |
| 19 | Alvin A. Hanson | 61 | Head | Proprietor | Iowa |
| 20 | Pearl H. Hanson | 44 | Wife | — | Wisconsin |
| 21 | Britt Chandler | 50 | Head | Proprietor | Kentucky |
| 22 | Ellen P. Chandler | 45 | Wife | — | South Dakota |
| 23 | J. George Chandler | 22 | Son | Proprietor | North Dakota |
| 24 | J. Britt Chandler | 18 | Son | Proprietor | Montana |
| 25 | Dorothy E. Chandler | 7 | Daughter | — | Montana |
| 26 | James B. Beasley | 21 | Lodger | Salesman | North Dakota |
| 27 | Ira L. Kruell | 38 | Head | Salesman | South Dakota |
| 28 | Florence M. Kruell | 33 | Wife | — | Dakota |
| 29 | Ira L. Kruell | 5 | Daughter | — | Montana |
| 30 | John L. Kruell | 2 | Son | — | Montana |
| 31 | Forest Workman | 66 | Head | — | Illinois |
| 32 | Alice D. Workman | 57 | Wife | — | Utah |
| 33 | Lois M. Workman | 26 | Daughter | Postal Clerk | Montana |
| 34 | Marion B. Workman | 22 | Daughter | Saleswoman | Montana |
| 35 | Chester Madsen | 25 | Lodger | Baker | North Dakota |
| 36 | Harvey P. Nichols | 53 | Head | Repairing Tractor | Minnesota |
| 37 | Edna R. Nichols | 53 | Wife | — | Illinois |
| 38 | Alden R. Nichols | 19 | Son | — | Montana |
| 39 | Otis M. Mackey | 41 | Head | Section Foreman | Ohio |
| 40 | Marguerite S. Mackey | 35 | Wife | — | Minnesota |
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)