CJ
Caroline Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boulder-County, Colorado
Our Model Tree links this Caroline Johnson across the 1920, 1930 and 1940 US Censuses in Boulder-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1872), then head of a 3-person household.
Age 68
b. ~1872
Female
Spouse
Born: New Hampshire
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Boulder-County, Colorado |
| Surname | Johnson |
| Given Name | Caroline |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Boulder Ct. |
| 1935 Residence (County) | Boulder |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Boulder Ct |
| Est. Birth Year | ~1872 |
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 Caroline | Age | Birth yr |
|---|---|---|---|---|
| Caroline Johnson | Spouse | — | 68 | ~1872 |
| Walter Johnson | Head | — | 64 | ~1876 |
| Robert Johnson | Son | — | 16 | ~1924 |
Census Appearances
1920
Boulder, Colorado
Spouse, age 45
Boulder, Colorado · implied b. ~1875 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Caroline L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | partner |
| Industry | cafeteria |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Boulder, Colorado
Other, age 58
Boulder, Colorado · implied b. ~1872 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Caroline |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 38 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Boulder-County, Colorado
Spouse, age 68
Boulder-County, Colorado · implied b. ~1872 — 3 household members
| Surname | Johnson |
| Given Name | Caroline |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Boulder Ct. |
| 1935 Residence (County) | Boulder |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Caroline Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Caroline Johnson
Spouse · 1940 · age 68 · b. ~1872 · 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-t0627-00457-00854)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mark G. Wessel | 46 | Head | Professor Of Music | Michigan |
| 2 | Eunice L. Wessel | 76 | Mother | — | Michigan |
| 3 | Donald Linn | 21 | Lodger | Teacher | Nebraska |
| 4 | Edith A. Hart | 45 | Head | — | Nevada |
| 5 | Neal A. Hart | 14 | Son | — | Colorado |
| 6 | Manda R. Hart | 12 | Daughter | — | Colorado |
| 7 | Lulu G. Stoffel | 50 | Head | — | W. Virginia |
| 8 | Anne M. Stoffel | 18 | Daughter | — | Colorado |
| 9 | William J. Stoffel | 15 | Son | — | W. Virginia |
| 10 | Mary J. Stoffel | 10 | Daughter | — | W. Virginia |
| 11 | Thomas D. Waugh | 24 | Head | — | Arkansas |
| 12 | Richard C. Waugh | 22 | Brother | Chemistry Teacher | Arkansas |
| 13 | Howard J. Fisher | 24 | Partner | Chemistry Teacher | Colorado |
| 14 | Walter D. Johnson | 64 | Head | Proprietor | Kansas |
| 15 | Caroline Johnson THIS PERSON | 68 | Wife | — | New Hampshire |
| 16 | Robert L. Johnson | 16 | Son | — | Colorado |
| 17 | Aubrey J. Kempner | 59 | Head | Professor Of Mathematics | England |
| 18 | Kate Kempner | 55 | Wife | — | Germany |
| 19 | Lorain W. Cumberford | 61 | Head | Proprietor | Missouri |
| 20 | Winifred G. Cumberford | 51 | Wife | — | Nebraska |
| 21 | Edward S. Shane | 57 | Head | Proprietor | Ohio |
| 22 | Bertha M. Shane | 57 | Wife | — | England |
| 23 | Calvin C. Shane | 21 | Son | — | Colorado |
| 24 | Aseneth Eastman | 73 | Head | — | Illinois |
| 25 | Elizabeth R. Smith | 61 | Companion | — | Tennessee |
| 26 | Karl C. Rupert | 47 | Head | Salesman | Washington |
| 27 | Lois P. Rupert | 51 | Wife | — | Missouri |
| 28 | Anne Louise Rupert | 12 | Daughter | — | Iowa |
| 29 | Frances M. Stryker | 45 | Head | — | Iowa |
| 30 | William M. Stryker | 23 | Son | — | Colorado |
| 31 | Margaret A. Stryker | 20 | Daughter | — | Colorado |
| 32 | John R. Stryker | 16 | Son | — | Colorado |
| 33 | Irene P. Mckehan | 57 | Head | Teacher | Indiana |
| 34 | Lena C. Hauff | 50 | Head | — | W. Virginia |
| 35 | Winifred L. Hauff | 22 | Daughter | Supervisor Of Student Project | Colorado |
| 36 | Ollie M. Brown | 39 | Head | — | Illinois |
| 37 | M. Lorraine Brown | 21 | Daughter | Sewing | Illinois |
| 38 | Peter R. Brown | 10 | Son | — | Illinois |
| 39 | Joseph P. Robinson | 34 | Lodger | Dishwasher | Arkansas |
| 40 | William H. Cockle | 56 | Head | Clerical Work | Illinois |
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)