JK
John Kelly — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dawson-County, Montana
Our Model Tree links this John Kelly across the 1920, 1930 and 1940 US Censuses in Dawson-County, Montana (XGBoost, ~Confirmed), with identified parents John & Maggie — first a head (b.~1906), then head of a 5-person household.
Age 34
b. ~1906
Male
Head
Born: Montana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dawson-County, Montana |
| Surname | Kelly |
| Given Name | John B. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Glendive city |
| 1935 Residence (County) | Dawson |
| Additional Details | |
| Occupation | truck driver |
| Industry | Highway Department |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 1300 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Truck Driver |
| Township / Ward | Glendive City |
| Est. Birth Year | ~1906 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Kelly | Daughter | — | 8 | ~1932 |
| John Kelly | Head | — | 34 | ~1906 |
| Patrick Kelly | Son | — | 5 | ~1935 |
| John Kelly | Son | — | 1 | ~1939 |
| Patricia Kelly | Spouse | — | 31 | ~1909 |
Census Appearances
Son, age 14
Dawson, Montana · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Dawson, Montana
Son, age 24
Dawson, Montana · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Northern Ireland |
| Occupation | Laborer |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Dawson-County, Montana
Head, age 34
Dawson-County, Montana · implied b. ~1906 — 5 household members
| Surname | Kelly |
| Given Name | John B. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Montana |
| 1935 Residence (City) | Glendive city |
| 1935 Residence (County) | Dawson |
| Occupation | truck driver |
| Industry | Highway Department |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 1300 |
| Highest Grade | H-2 |
| 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 John Kelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Kelley (~0.92 confidence) and mother Maggie Kelley (~0.92 confidence) and father Robert Kelly (~0.60 confidence) and mother Dorothy Kelly (~0.50 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.73
Father
John Kelley
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Maggie Kelley
b. ~1869
Source mother
● Household
· direct · ~0.92
Father
Robert Kelly
b. ~1897
Source father
● Household
· direct · ~0.6
Mother
Dorothy Kelly
b. ~1908
Source mother
● Household
· direct · ~0.5
This person
Anchor record
John Kelly
Head · 1940 · age 34 · b. ~1906 · 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 — Dawson-County, Montana
Open full size
1940 US Federal Census — Dawson-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02217-00104)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald Winegarden | 19 | son | — | Montana |
| 2 | Lillian Winegarden | 17 | daughter | — | Montana |
| 3 | Granville A. Russell | 49 | head | Proprietor | Wisconsin |
| 4 | Cordelia Russell | 43 | wife | — | Canada |
| 5 | Genevieve Russell | 18 | daughter | — | Montana |
| 6 | Rose Mary Russell | 12 | daughter | — | Montana |
| 7 | Elizabeth Russell | 7 | daughter | — | Montana |
| 8 | Lawrence G. Stoner | 52 | head | Sexton | Indiana |
| 9 | Paula O. Stoner | 28 | wife | — | Minnesota |
| 10 | Le Ranna A. Stoner | 5 | daughter | — | Montana |
| 11 | Patricia Mae Stoner | 4 | daughter | — | Montana |
| 12 | Ralph Boehm | 39 | head | Machinist | North Dakota |
| 13 | Veronica Boehm | 35 | wife | — | North Dakota |
| 14 | Ralph Boehm | 14 | son | — | North Dakota |
| 15 | Ulrich Boehm | 22 | brother | Boiler Maker Apprentice | North Dakota |
| 16 | Harry Brown | 27 | head | Pipe Fitter Helper | Wisconsin |
| 17 | Elizabeth Brown | 23 | wife | — | North Dakota |
| 18 | Shirley Brown | 4 | daughter | — | Montana |
| 19 | Norma Brown | 3 | daughter | — | Montana |
| 20 | Charles F. Swanson | 65 | head | — | Sweden |
| 21 | John H. Plahn | 56 | lodger | Bartender | Germany |
| 22 | Ray Hirsch | 24 | head | Laborer | North Dakota |
| 23 | Katherine Hirsch | 20 | wife | — | Montana |
| 24 | Darrell Hirsch | 1 | son | — | Montana |
| 25 | Martin C. Wall | 63 | head | Sexton | Norway |
| 26 | Caroline Wall | 58 | wife | — | Norway |
| 27 | Henry B. Schleper | 54 | head | Loader | Minnesota |
| 28 | Earl Schleper | 29 | son | — | Montana |
| 29 | Clarence Schleper | 28 | son | — | Montana |
| 30 | Hilda Pearson | 23 | daughter | — | Minnesota |
| 31 | Oscar Pearson | 30 | son-in-law | Laborer | North Dakota |
| 32 | John B. Kelly THIS PERSON | 34 | head | Truck Driver | Montana |
| 33 | Patricia B. Kelly | 31 | wife | — | North Dakota |
| 34 | Margaret B. Kelly | 8 | daughter | — | Montana |
| 35 | Patrick B. Kelly | 5 | son | — | Montana |
| 36 | John T. Kelly | 1 | son | — | Montana |
| 37 | Charles Dippert | 36 | head | Supervisor | Montana |
| 38 | Octavia C. Dippert | 38 | wife | — | North Dakota |
| 39 | Kittie E. Dippert | 77 | mother | — | New York |
| 40 | Katie E. Guenther | 58 | head | Housework | Rumania |
Related Census Records
Pedigree Summary
John
Gen 1 · 4 parents
~0.73
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)