ER
Elizabeth Robinson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boulder-County, Colorado
Our Model Tree links this Elizabeth Robinson across the 1920, 1930 and 1940 US Censuses in Boulder-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 3-person household.
Age 52
b. ~1888
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Boulder-County, Colorado |
| Surname | Robinson |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Lafayette |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | G 7 |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Lafayette |
| Est. Birth Year | ~1888 |
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 Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Robert Robinson | Head | — | 53 | ~1887 |
| Robert Robinson | Son | — | 24 | ~1916 |
| Elizabeth Robinson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Boulder, Colorado
Spouse, age 30
Boulder, Colorado · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1911 |
| Naturalization Status | First papers filed |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Boulder, Colorado
Other, age 41
Boulder, Colorado · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Elizabeth |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1913 |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Boulder-County, Colorado
Spouse, age 52
Boulder-County, Colorado · implied b. ~1888 — 3 household members
| Surname | Robinson |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Lafayette |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | G 7 |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Elizabeth Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Elizabeth Robinson
Spouse · 1940 · age 52 · b. ~1888 · Colorado
★ 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 — Boulder-County, Colorado
Open full size
1940 US Federal Census — Boulder-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00457-00162)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earl Beasley | 37 | Head | Manager | Oklahoma |
| 42 | Maxine Beasley | 30 | Wife | — | Kansas |
| 43 | Delbert Beasley | 8 | Son | — | Colorado |
| 44 | Jean Beasley | 6 | Daughter | — | Colorado |
| 45 | Beverly Beasley | 4 | Daughter | — | Colorado |
| 46 | P. C. Mccullugh | 47 | Head | Manager | Kansas |
| 47 | Mamie Mccullugh | 57 | Wife | Worker | Colorado |
| 48 | Allie Melburn | 70 | Head | — | Kansas |
| 49 | Clyde Melburn | 31 | Head | 48 | Colorado |
| 50 | Vernetta Melburn | 20 | Sister | — | Texas |
| 51 | Ernest D. Benton | 61 | Head | — | Colorado |
| 52 | Dennie Palizzi | 31 | Head | Bartender | Italy |
| 53 | Irene Palizzi | 25 | Wife | Waitress | Colorado |
| 54 | Dannette Palizzi | 1 | Daughter | — | Colorado |
| 55 | Ross Campbell | 68 | Head | — | Switzerland |
| 56 | Alice Lane | 54 | Lodger | School-Teacher | Colorado |
| 57 | Fred Campbell | 46 | Head | Attendant | Iowa |
| 58 | Jack D. Davis | 43 | Head | Miner | Iowa |
| 59 | Coleen Davis | 31 | Wife | — | Alabama |
| 60 | Raymond Davis | 12 | Son | — | Alabama |
| 61 | Madeline Davis | 11 | Daughter | — | Arkansas |
| 62 | Alice Jean Davis | 7 | Daughter | — | Colorado |
| 63 | William Davis | 6 | Son | — | Colorado |
| 64 | Robert T. Robinson | 53 | Head | Miner | England |
| 65 | Elizabeth Robinson THIS PERSON | 52 | Wife | — | England |
| 66 | Robert T. Jr. Robinson | 24 | Son | Janitor | Colorado |
| 67 | Logan Rees | 47 | Head | Operator | Missouri |
| 68 | Mabel Rees | 47 | Wife | — | Colorado |
| 69 | Wayne Rees | 12 | Son | — | Colorado |
| 70 | Jackie Rees | 10 | Son | — | Colorado |
| 71 | Raymond E. Phelps | 15 | Stepson | — | Colorado |
| 72 | Walter P. Lambert | 63 | Head | Miner | Indiana |
| 73 | Nellie Lambert | 58 | Wife | — | Indiana |
| 74 | Thomas P. Brees | 20 | Grand-son | Carpenter | Colorado |
| 75 | Thomas S. Treasure | 46 | Head | Bartender | Illinois |
| 76 | Isabel Treasure | 46 | Wife | — | Iowa |
| 77 | Thomas W. Treasure | 23 | Son | Car-Doc. | Illinois |
| 78 | Ruth Mary Treasure | 17 | Daughter | — | Illinois |
| 79 | Robert Lee Treasure | 7 | Son | — | Colorado |
| 80 | Ulrich T. Tholem | 54 | Head | Manager | Kansas |
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)