EN
Emma Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Park-County, Montana
Our Model Tree links this Emma Nelson across the 1920, 1930 and 1940 US Censuses in Park-County, Montana (XGBoost, ~Confirmed), with identified parents Andrew & Andrew — first a daughter (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Female
Daughter
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Park-County, Montana |
| Surname | Nelson |
| Given Name | Emma C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Pine Creek School District No. 19 |
| 1935 Residence (County) | Park |
| Additional Details | |
| Hours Worked | 60 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | Pine Creek School District No 19 |
| Est. Birth Year | ~1900 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Emma Nelson | Daughter | — | 40 | ~1900 |
| Andrew Nelson | Head | — | 78 | ~1862 |
| Clarence Hellard | Other | — | 38 | ~1902 |
| Roscoe Venable | Other | — | 20 | ~1920 |
Census Appearances
1920
Park, Montana
Daughter, age 20
Park, Montana · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Emma E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Park, Montana
Daughter, age 30
Park, Montana · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Emma C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Park-County, Montana
Daughter, age 40
Park-County, Montana · implied b. ~1900 — 4 household members
| Surname | Nelson |
| Given Name | Emma C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Pine Creek School District No. 19 |
| 1935 Residence (County) | Park |
| Hours Worked | 60 |
| 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 Emma Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Nelson (~0.92 confidence) and father Andrew Nelson (~0.92 confidence) and father Andrew Nelson (~0.92 confidence) and mother Christina Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Nelson
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Andrew Nelson
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Andrew Nelson
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Christina Nelson
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Emma Nelson
Daughter · 1940 · age 40 · b. ~1900 · 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 — Park-County, Montana
Open full size
1940 US Federal Census — Park-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02226-00530)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Swindislee|Swindislee Bowles | 58 | Head | Farmer | California |
| 2 | Lulu M Bowles | 58 | Wife | — | Illinois |
| 3 | Robert L Bowles | 21 | Son | Laborer | Montana |
| 4 | Ray L Bowles | 24 | Head | Laborer | Illinois |
| 5 | Kathryn M Bowles | 20 | Wife | — | Montana |
| 6 | Harry N Nelson | 60 | Head | Farmer | Montana |
| 7 | Edith F Nelson | 48 | Wife | — | Montana |
| 8 | Harold G Nelson | 23 | Son | — | Montana |
| 9 | Wilbur G Nelson | 19 | Son | Laborer | Montana |
| 10 | Zilpha W O'Neil | 42 | Sister-in-law | Housekeeper | Montana |
| 11 | Charlene I O'Neil | 10 | Niece | — | Montana |
| 12 | Otto C Skattum | 26 | Hired man | Laborer | South Dakota |
| 13 | Tobias Schneblegger | 53 | Head | Farmer | Italy |
| 14 | Mary Schneblegger | 40 | Wife | — | New York |
| 15 | Adolph F Schneblegger | 15 | Son | — | Montana |
| 16 | Frank E Wescott | 57 | Head | Farmer | New York |
| 17 | Sylvia Maude Wescott | 55 | Wife | — | New York |
| 18 | Sarah J Cummings | 81 | Mother | — | New York |
| 19 | John Knuth | 53 | Hired man | Laborer | Iowa |
| 20 | Andrew Nelson | 78 | Head | Farmer | Sweden |
| 21 | Emma C Nelson THIS PERSON | 40 | Daughter | — | Montana |
| 22 | Clarence J Hellard | 38 | Hired man | Laborer | Minnesota |
| 23 | Roscoe C Venable | 20 | Hired man | Laborer | Montana |
| 24 | Simon Egger | 50 | Head | Farmer | Italy |
| 25 | Pearl B Egger | 37 | Wife | — | Minnesota |
| 26 | Harry R Chase | 56 | Head | Farmer | Montana |
| 27 | Eva I Chase | 51 | Wife | — | Washington |
| 28 | Delbert P Chase | 30 | Son | Partner | Montana |
| 29 | Bernard D Chase | 21 | Son | Laborer | Montana |
| 30 | Dorla M Crane | 7 | Granddaughter | — | Montana |
| 31 | Thomas Benton Venable | 45 | Head | Farmer | Missouri |
| 32 | Ruth F Venable | 44 | Wife | — | Montana |
| 33 | Benton R Venable | 21 | Son | — | Montana |
| 34 | Sam W Venable | 18 | Son | — | Montana |
| 35 | Rowland T Adkins | 36 | Head | Laborer | Kentucky |
| 36 | Rosa Z Adkins | 33 | Wife | — | Kentucky |
| 37 | Clifford N Adkins | 15 | Son | — | Kentucky |
| 38 | Madeline Adkins | 14 | Daughter | — | Kentucky |
| 39 | James O Adkins | 12 | Son | — | Kentucky |
| 40 | Verna E Adkins | 9 | Daughter | — | Montana |
Pedigree Summary
Emma
Gen 1 · 4 parents
~0.92
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)