RN
Ralph Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this Ralph Nelson across the 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 8-person household.
Age 47
b. ~1893
Male
Head
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Nelson |
| Given Name | Ralph C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Occupation | Motor Mechanic |
| Industry | State Road Commission |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Occupation | Motor Mechanic |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1893 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Harold Nelson | Son | — | 8 | ~1932 |
| Donald Nelson | Son | — | 16 | ~1924 |
| Noell Nelson | Son | — | 13 | ~1927 |
| Blaine Nelson | Son | — | 18 | ~1922 |
| Daryl Nelson | Son | — | 8 | ~1932 |
| Gerald Nelson | Son | — | 14 | ~1926 |
| Ralph Nelson | Head | — | 47 | ~1893 |
| Anna Nelson | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Salt Lake, …
Head, age 37
Salt Lake, Utah · implied b. ~1893 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ralph C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 26 |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | Mechanic |
| Industry | Garage-Repair |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 42.00 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Head, age 47
Salt-Lake-County, Utah · implied b. ~1893 — 8 household members
| Surname | Nelson |
| Given Name | Ralph C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Occupation | Motor Mechanic |
| Industry | State Road Commission |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Ralph Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ralph Nelson
Head · 1940 · age 47 · b. ~1893 · Utah
★ 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 — Salt-Lake-County, Utah
Open full size
1940 US Federal Census — Salt-Lake-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04227-00518)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ralph C. Nelson THIS PERSON | 47 | Head | Motor Mechanic | Utah |
| 42 | Anna P. Nelson | 42 | Wife | — | Utah |
| 43 | Blaine Nelson | 18 | Son | Radio Technician | Utah |
| 44 | Donald Nelson | 16 | Son | — | Utah |
| 45 | Gerald Nelson | 14 | Son | — | Utah |
| 46 | Noell Nelson | 13 | Son | — | Utah |
| 47 | Harold Nelson | 8 | Son | — | Utah |
| 48 | Daryl Nelson | 8 | Son | — | Utah |
| 49 | Kenneth Brown | 26 | Head | Messenger | Utah |
| 50 | Mary Brown | 22 | Wife | — | Utah |
| 51 | Robert R. Willis | 24 | Head | Civil Office Clerk | Utah |
| 52 | Thelma Willis | 24 | Wife | Waitress | Utah |
| 53 | Frank Kefauver | 28 | Head | Salesman | Colorado |
| 54 | Bertha Kefauver | 31 | Wife | Beauty Operator | Utah |
| 55 | William Davis | 20 | Head | Air Mail Messenger | Idaho |
| 56 | Erick G. Peterson | 63 | Head | Emergency Man | Sweden |
| 57 | Kate Peterson | 62 | Wife | — | Utah |
| 58 | Gertrude Linderson | 57 | Housekeeper | Housekeeper | Iowa |
| 59 | Val B. Richman | 29 | Head | Special Agent | Idaho |
| 60 | Moselle Richman | 24 | Wife | — | Idaho |
| 61 | Jack L. Richman | 5 | Son | — | Idaho |
| 62 | Donna G. Richman | 6 | Daughter | — | Idaho |
| 63 | Jean Richman | 4 | Daughter | — | Idaho |
| 64 | Ann Richman | 2 | Daughter | — | Idaho |
| 65 | Dean Richman | 1 | Son | — | Idaho |
| 66 | Joseph Tullius | 59 | Head | Night Watchman | Germany |
| 67 | Lina Tullius | 63 | Wife | — | Switzerland |
| 68 | Hyrum Tullius | 26 | Son | Laborer | Utah |
| 69 | Muleen Knight | 7 | Grand-Daughter | — | Utah |
| 70 | Ezra Skinner | 56 | Head | Laborer | Utah |
| 71 | Rena Skinner | 50 | Wife | — | Utah |
| 72 | Harold Skinner | 25 | Son | Motorcycle Messenger | Utah |
| 73 | Frank A. Slater | 24 | Son-in-law | Salesman | Utah |
| 74 | Alice Slater | 23 | Daughter | — | Utah |
| 75 | Frank R. Slater | 5 | Grand-son | — | Utah |
| 76 | Brigham H. Young | 69 | Head | Pharmacist | Utah |
| 77 | Louise Young | 51 | Wife | — | Massachusetts |
| 78 | Beatrice Young | 19 | Daughter | Typist And Billing Clerk | Utah |
| 79 | Laura G. Miller | 64 | Head | Trained Nurse | Utah |
| 80 | Lydia J. Miller | 88 | Mother | — | England |
Related Census Records
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)