JR
John Regan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lyon-County, Nevada
Our Model Tree links this John Regan across the 1920, 1930 and 1940 US Censuses in Lyon-County, Nevada (XGBoost, ~Confirmed), with identified parents James & Jim — first a son (b.~1896), then head of a 3-person household.
Age 44
b. ~1896
Male
Son
Born: Nevada
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lyon-County, Nevada |
| Surname | Regan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Nevada |
| 1935 Residence (City) | Mason village |
| 1935 Residence (County) | Lyon |
| Additional Details | |
| Occupation | Mechanic Repairs Trucks |
| Industry | Gypsum Quarry |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 332 |
| Highest Grade | No 8-1 |
| 1935 Residence | Same House |
| Birth State | Nevada |
| Birth Country | United States |
| Birthplace (normalized) | nevada |
| Occupation | Mechanic Repairs Trucks |
| Township / Ward | Mason Village |
| Est. Birth Year | ~1896 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| James Regan | Head | — | 70 | ~1870 |
| John Regan | Son | — | 44 | ~1896 |
| Lovena Regan | Spouse | — | 66 | ~1874 |
Census Appearances
1920
Lyon, Nevada
Son, age 25
Lyon, Nevada · implied b. ~1895 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Regan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Nevada |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Nevada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nevada |
| Birth Country | United States |
| Birthplace (normalized) | nevada |
1930
Lyon, Nevada
Son, age 34
Lyon, Nevada · implied b. ~1896 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Regan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Nevada |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Nevada |
| Occupation | Truck Driver |
| Industry | Gypsum Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | Nevada |
| Birth Country | United States |
| Birthplace (normalized) | nevada |
1940
Lyon-County, Nevada
Son, age 44
Lyon-County, Nevada · implied b. ~1896 — 3 household members
| Surname | Regan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Nevada |
| 1935 Residence (City) | Mason village |
| 1935 Residence (County) | Lyon |
| Occupation | Mechanic Repairs Trucks |
| Industry | Gypsum Quarry |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 332 |
| Highest Grade | No 8-1 |
| 1935 Residence | Same House |
| Birth State | Nevada |
| Birth Country | United States |
| Birthplace (normalized) | nevada |
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 Regan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Regan (~0.92 confidence) and father Jim Regan (~0.92 confidence) and mother Elvina Regan (~0.92 confidence) and mother Lovena Regan (~0.92 confidence) and mother Lulu Regan (~0.92 confidence) and father James Regan (~0.60 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.87
Father
James Regan
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Jim Regan
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Elvina Regan
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Lovena Regan
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Lulu Regan
b. ~1874
Source mother
● Household
· direct · ~0.92
Father
James Regan
b. ~1888
Source father
● Household
· direct · ~0.6
This person
Anchor record
John Regan
Son · 1940 · age 44 · b. ~1896 · Nevada
★ 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 — Lyon-County, Nevada
Open full size
1940 US Federal Census — Lyon-County, Nevada
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02279-00092)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Irving S. Dickson | 58 | Head | Owner And Manager | New York |
| 2 | Clarissa N. Dickson | 53 | Wife | Postmistress | South Dakota |
| 3 | Johnathan L. Beach | 78 | Father-in-law | — | Michigan |
| 4 | Hattie E. Beach | 75 | Mother-in-law | — | New York |
| 5 | Vernon R. Petersen | 56 | Head | Motor Man | Utah |
| 6 | Thomas H. Lever | 59 | Head | Superintendent | England |
| 7 | Clara R. Lever | 52 | Wife | — | Utah |
| 8 | James Regan | 70 | Head | Owner And Operator | Wisconsin |
| 9 | Lovena R. Regan | 66 | Wife | — | Nevada |
| 10 | John Regan THIS PERSON | 44 | Son | Mechanic Repairs Trucks | Nevada |
| 11 | John H. Thompson | 33 | Head | Truck Driver | Colorado |
| 12 | Elorie S. Thompson | 33 | Wife | Switchboard Operator | Nevada |
| 13 | John W. Devine | 57 | Head | Locomotive Engineer | California |
| 14 | Cles K. Devine | 43 | Wife | — | Oregon |
| 15 | Thomas D. Curerous | 60 | Head | Section Hand | Greece |
| 16 | Theon D. Kurones | 55 | Head | Section Hand | Greece |
| 17 | Alessandro Cardini | 53 | Head | Farm Laborer | Italy |
| 18 | Sestilia Cardini | 40 | Wife | — | Italy |
| 19 | Adalio J. Cardini | 26 | Son | — | Nevada |
| 20 | Sestilia T. Cardini | 19 | Daughter | — | Nevada |
| 21 | Angelo J. Cardini | 35 | Son | — | Nevada |
| 22 | Celerindina R. Cardini | 15 | Daughter | — | Nevada |
| 23 | L. George Ellis | 57 | Head | Assistant Superintendent | Nova Scotia |
| 24 | Beth W. Ellis | 48 | Wife | — | Nevada |
| 25 | William G. Ellis | 21 | Son | Radio Engineer | Nevada |
| 26 | Frank A. Regan | 30 | Head | Truck Driver | Nevada |
| 27 | Edith F. Regan | 25 | Wife | — | Nevada |
| 28 | Raymon F. Regan | 1 | Son | — | Nevada |
| 29 | Clarence G. Hall | 53 | Head | Bee Keeper | Kansas |
| 30 | Mildred A. Hall | 36 | Wife | — | California |
| 31 | Edward M. Hall | 14 | Son | — | California |
| 32 | Robert M. Hall | 9 | Son | — | California |
| 33 | Don M. Hall | 6 | Son | — | California |
| 34 | Bonnie Marie Hall | 4 | Daughter | — | California |
| 35 | Joseph B. Bookman | 64 | Head | Operator Rock Crusher | Germany |
| 36 | Arthur J. Bookman | 23 | Son | — | Nevada |
| 37 | Virginia Bookman | 18 | Daughter | — | Nevada |
| 38 | Gladys Bookman | 16 | Daughter | — | Nevada |
| 39 | Roger Foley | 21 | Lodger | Miner | West Virginia |
| 40 | Raymond U. Iroz | 32 | Head | Truck Driver | California |
Pedigree Summary
John
Gen 1 · 6 parents
~0.87
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)