HJ
Harold Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dane-County, Wisconsin
Our Model Tree links this Harold Johnson across the 1920, 1930 and 1940 US Censuses in Dane-County, Wisconsin (XGBoost, ~Confirmed), with identified parents William & Marcus — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dane-County, Wisconsin |
| Surname | Johnson |
| Given Name | Harold A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Madison City |
| 1935 Residence (County) | Dane |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Madison City |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| June Peterson | Daughter | — | 22 | ~1918 |
| Marcus Johnson | Head | — | 53 | ~1887 |
| Harold Johnson | Son | — | 23 | ~1917 |
| Marcus Johnson | Son | — | 16 | ~1924 |
| Anna Johnson | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Dane, Wisconsin
Son, age 2
Dane, Wisconsin · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Dane, Wisconsin
Son, age 12
Dane, Wisconsin · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harold G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Dane-County, Wisconsin
Son, age 23
Dane-County, Wisconsin · implied b. ~1917 — 5 household members
| Surname | Johnson |
| Given Name | Harold A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Madison City |
| 1935 Residence (County) | Dane |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Harold Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Johnson (~0.92 confidence) and father Marcus Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence) and mother Amelia Johnson (~0.92 confidence) and mother Lucille Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Johnson
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Marcus Johnson
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Amelia Johnson
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Lucille Johnson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Johnson
Son · 1940 · age 23 · b. ~1917 · Wisconsin
★ You are viewing this record
Sibling
Marcus Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Peterson
Sibling · 1940 · age 22
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 — Dane-County, Wisconsin
Open full size
1940 US Federal Census — Dane-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04469-00933)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Johnson | 43 | Head | Shop Superintendent | Finland |
| 2 | Agnes V. Johnson | 37 | Wife | — | Minnesota |
| 3 | Ernest L. Johnson | 18 | Son | New Worker | Minnesota |
| 4 | Evelyn J. Johnson | 16 | Daughter | — | Minnesota |
| 5 | Fred J. Claus | 57 | Head | Stock Room Clerk | Wisconsin |
| 6 | Ella M. Claus | 57 | Wife | — | Wisconsin |
| 7 | Leonard Schroeder | 28 | Head | Packer | Wisconsin |
| 8 | Irene Schroeder | 27 | Wife | Mechanic | Wisconsin |
| 9 | Alfred D. Radloff | 39 | Head | Cashier | Wisconsin |
| 10 | Gladys Radloff | 36 | Wife | Owner Manager | Wisconsin |
| 11 | Otto E. Radloff | 32 | Brother | — | Wisconsin |
| 12 | B. A. Tucker | 70 | Head | Clerk | Ohio |
| 13 | Mary Jane Tucker | 68 | Wife | Clerk | Ohio |
| 14 | Betsy Moen | 55 | Head | — | Minnesota |
| 15 | Nettie Moen | 56 | Sister | Housework | Minnesota |
| 16 | Lloyd F. Long | 45 | Head | — | Iowa |
| 17 | Esther K. Long | 39 | Wife | Field Representative | Wisconsin |
| 18 | Evelyn F. Long | 14 | Daughter | Bookkeeper | S. Dakota |
| 19 | Olga Jacobson | 53 | Head | — | New York |
| 20 | Harold A. Jacobson | 30 | Son | — | Wisconsin |
| 21 | Fred Milverstedt | 32 | Head | Varnish Maker | Arkansas |
| 22 | Margaret Milverstedt | 25 | Wife | Assistant Chemist | Wisconsin |
| 23 | Millie Epstein | 42 | Head | Dept Store Clerk | Wisconsin |
| 24 | Doris L. Epstein | 25 | Daughter | — | Minnesota |
| 25 | Marcus Johnson | 53 | Head | Secretary | Wisconsin |
| 26 | Anna C. Johnson | 51 | Wife | Supervisor | Wisconsin |
| 27 | Harold A. Johnson THIS PERSON | 23 | Son | — | Wisconsin |
| 28 | Marcus Jr. Johnson | 16 | Son | Teacher Music History | Wisconsin |
| 29 | June Peterson | 22 | Daughter | — | Wisconsin |
| 30 | Henry Nelson | 60 | Head | Typist | Norway |
| 31 | Martha Nelson | 59 | Wife | Clerk | Norway |
| 32 | Lydia Nelson | 21 | Daughter | — | Wisconsin |
| 33 | Henry Jr. Nelson | 19 | Son | Housework | Wisconsin |
| 34 | Arnold Nelson | 17 | Son | — | Wisconsin |
| 35 | Anna Nelson | 15 | Daughter | — | Wisconsin |
| 36 | Edwin J. Pauli | 35 | Head | — | Wisconsin |
| 37 | Mildred L. Pauli | 23 | Wife | Mechanic | Wisconsin |
| 38 | Gerald Pauli | 5 | Son | — | Wisconsin |
| 39 | Tony C. Hess | 35 | Head | — | Wisconsin |
| 40 | Gladys Hess | 35 | Wife | Cooper | Wisconsin |
Pedigree Summary
Harold + 2 siblings
Gen 1 · 5 parents
~0.92
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)