TC
Thomas Cunningham — 1940 US Census Record
Model Tree available1940 United States Federal Census · Deer-Lodge-County, Montana
Our Model Tree links this Thomas Cunningham across the 1920, 1930 and 1940 US Censuses in Deer-Lodge-County, Montana (XGBoost, ~Confirmed), with identified parents Thos & Thomas — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Deer-Lodge-County, Montana |
| Surname | Cunningham |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Anaconda |
| 1935 Residence (County) | Deer Lodge |
| Additional Details | |
| Occupation | Laboratory Sample |
| Industry | Reduction Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 470 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Laboratory Sample |
| Township / Ward | Anaconda |
| Est. Birth Year | ~1913 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thos Cunningham | Head | — | 55 | ~1885 |
| Thomas Cunningham | Son | — | 27 | ~1913 |
| Alphretta Cunningham | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Deer Lodge, …
Son, age 7
Deer Lodge, Montana · implied b. ~1913
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Cunningham |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Montana |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Deer Lodge, …
Son, age 16
Deer Lodge, Montana · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Montana |
| Mother's Birthplace | Montana |
| Occupation | School |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Deer-Lodge-County, Montana
Son, age 27
Deer-Lodge-County, Montana · implied b. ~1913 — 3 household members
| Surname | Cunningham |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Anaconda |
| 1935 Residence (County) | Deer Lodge |
| Occupation | Laboratory Sample |
| Industry | Reduction Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 470 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| 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 Thomas Cunningham across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thos Cunningham (~0.92 confidence) and father Thomas Cunningham (~0.92 confidence) and mother Alphretta Cunningham (~0.92 confidence) and mother Reta Cunningham (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thos Cunningham
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Thomas Cunningham
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Alphretta Cunningham
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Reta Cunningham
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Cunningham
Son · 1940 · age 27 · b. ~1913 · 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 — Deer-Lodge-County, Montana
Open full size
1940 US Federal Census — Deer-Lodge-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02217-00523)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Timothy E. Ryan | 48 | Head | Owner | Montana |
| 42 | Laura V. Ryan | 48 | Wife | — | Montana |
| 43 | Charles W. Ryan | 21 | Son | Bottler | Montana |
| 44 | John Ryan | 17 | Son | Helper | Montana |
| 45 | Alice Ryan | 14 | Daughter | — | Montana |
| 46 | Loretta Ryan | 13 | Daughter | — | Montana |
| 47 | Evaline Ryan | 11 | Daughter | — | Montana |
| 48 | Elmira Mccallum | 82 | Mother-in-law | — | Canada French |
| 49 | Leo J. Finn | 31 | Head | Laborer | Montana |
| 50 | Margaret Finn | 19 | Wife | — | Montana |
| 51 | Maud Emmons | 59 | Head | Housework | Canada Eng |
| 52 | Edward C. Bennett | 26 | Head | Assistant Mgr | Montana |
| 53 | Lavona Bennett | 22 | Wife | — | Colorado |
| 54 | Robert E. Bennett | 1 | Son | — | Montana |
| 55 | Thos. W. Cunningham | 55 | Head | Fireman (Heating) | Idaho |
| 56 | Alphretta Cunningham | 52 | Wife | — | Montana |
| 57 | Thomas J. Cunningham THIS PERSON | 27 | Son | Laboratory Sample | Montana |
| 58 | Patrick Klunne | 27 | Head | Clerk | Canada Eng |
| 59 | Norma Klunne | 28 | Wife | — | Utah |
| 60 | Patrick Klunne | 0 | Son | — | Montana |
| 61 | Edward Y. Treise | 61 | Head | Head Sampler | Michigan |
| 62 | Helen Treise | 62 | Wife | — | Minnesota |
| 63 | Hazel Bennett | 48 | Head | — | Montana |
| 64 | William Bennett | 23 | Son | Carpenter Helper | Montana |
| 65 | Theodore Bader | 52 | Head | Blacksmith | Montana |
| 66 | John H. Bader | 18 | Son | — | Montana |
| 67 | Charles J. Lorig | 40 | Head | Switchman | Montana |
| 68 | Rose Lorig | 28 | Wife | — | Montana |
| 69 | Robert Lorig | 2 | Son | — | Montana |
| 70 | William H. Harper | 79 | Head | Watchman | Indiana |
| 71 | Ella S. Harper | 74 | Wife | — | Iowa |
| 72 | Howard A. Harper | 45 | Son | — | Montana |
| 73 | Fritz Fredrickson | 36 | Head | Repairman Helper | Norway |
| 74 | Nora Fredrickson | 28 | Wife | — | Montana |
| 75 | Mary Martin | 67 | Head | — | Eire |
| 76 | Florence Mcphee | 38 | Daughter | Social Worker | Montana |
| 77 | Anabel Mcdonald | 73 | Head | — | Canada Eng |
| 78 | John Goyrash | 29 | Son-in-law | Brewery Worker | Montana |
| 79 | Jean Goyrash | 32 | Daughter | — | Montana |
| 80 | John Jr. Goyrash | 0 | Son | — | Montana |
Pedigree Summary
Thomas
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)