RM
Robert Maxwell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Salt-Lake-County, Utah
Our Model Tree links this Robert Maxwell across the 1930 and 1940 US Censuses in Salt-Lake-County, Utah (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: Utah
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Salt-Lake-County, Utah |
| Surname | Maxwell |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Salt Lake City |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Arline Maxwell | Daughter | — | 12 | ~1928 |
| Janet Maxwell | Spouse | — | 42 | ~1898 |
| Maxine Maxwell | Daughter | — | 21 | ~1919 |
| Shirley Maxwell | Daughter | — | 17 | ~1923 |
| Richard Maxwell | Son | — | 15 | ~1925 |
| Marion Maxwell | Daughter | — | 19 | ~1921 |
| Joan Maxwell | Daughter | — | 10 | ~1930 |
| Robert Maxwell | Son | — | 16 | ~1924 |
| John Maxwell | Head | — | 46 | ~1894 |
Census Appearances
1930
Salt Lake, …
Son, age 6
Salt Lake, Utah · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maxwell |
| Given Name | Robert R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Utah |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Salt-Lake-County, Utah
Son, age 16
Salt-Lake-County, Utah · implied b. ~1924 — 9 household members
| Surname | Maxwell |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Utah |
| 1935 Residence (City) | Salt Lake City |
| 1935 Residence (County) | Salt Lake |
| Highest Grade | H-1 |
| 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 Robert Maxwell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Maxwell
Son · 1940 · age 16 · b. ~1924 · Utah
★ You are viewing this record
Sibling
Richard Maxwell
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Maxwell
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arline Maxwell
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Maxwell
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maxine Maxwell
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Maxwell
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
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
39 people indexed on this census page (nara:1940:m-t0627-04227-00548)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gail Allen | 2 | Daughter | — | Utah |
| 42 | Dale R Nielson | 34 | Head | Accountant | Utah |
| 43 | Evelyn Nielson | 31 | Wife | — | Utah |
| 44 | Lorraine Nielson | 7 | Daughter | — | Utah |
| 45 | Robert D. Nielson | 5 | Son | — | Utah |
| 46 | Marjorie J. Nielson | 5 | Daughter | — | Utah |
| 47 | Charles H Dowse | 78 | Head | Realtor | Illinois |
| 48 | Agnes R Dowse | 61 | Wife | — | Utah |
| 49 | Selwyn W Dowse | 35 | Son | Realtor | Utah |
| 50 | Pearl Dowse | 35 | Daughter-in-law | — | Utah |
| 51 | John R. Maxwell | 46 | Head | Painter | Utah |
| 52 | Janet Maxwell | 42 | Wife | — | Utah |
| 53 | Maxine Maxwell | 21 | Daughter | Housework | Utah |
| 54 | Marion Maxwell | 19 | Daughter | Housework | Utah |
| 55 | Shirley Maxwell | 17 | Daughter | — | Utah |
| 56 | Robert Maxwell THIS PERSON | 16 | Son | — | Utah |
| 57 | Richard Maxwell | 15 | Son | — | Utah |
| 58 | Arline Maxwell | 12 | Daughter | — | Utah |
| 59 | Joan Maxwell | 10 | Daughter | — | Utah |
| 60 | Joseph L Grundmann | 40 | Head | Janitor | Holland |
| 61 | Helen D Grundmann | 39 | Wife | — | Holland |
| 62 | Joseph L. Jr Grundmann | 18 | Son | New Worker | Utah |
| 63 | Dorothy H. Grundmann | 16 | Daughter | — | Utah |
| 64 | Bernice Grundmann | 14 | Daughter | — | Utah |
| 65 | Melvin R. Grundmann | 7 | Son | — | Utah |
| 66 | Mark G. Nisonger | 75 | Head | Warehouseman | Utah |
| 67 | Dorothy Nisonger | 71 | Wife | — | Utah |
| 68 | Sharon Nisonger | 5 | Daughter | — | Utah |
| 69 | Loralee Nisonger | 4 | Daughter | — | Utah |
| 70 | James C. Woods | 74 | Head | — | Utah |
| 71 | Edith Woods | 63 | Wife | — | Utah |
| 72 | Randall E Bloomfield | 24 | Head | Automobile Trimmer | Utah |
| 73 | Dorothy Bloomfield | 23 | Wife | — | Utah |
| 74 | Albert L. Hammond | 49 | Head | Truck Driver | Utah |
| 75 | Ethel H. Hammond | 48 | Wife | — | Iowa |
| 76 | Lillian Hammond | 12 | Daughter | — | Idaho |
| 77 | Norman V. Berry | 45 | Head | Truck Driver | South Carolina |
| 78 | Norman V. Jr. Berry | 19 | Son | — | Utah |
| 80 | Gertrude Schettler | 34 | Head | — | Idaho |
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)