CC
Charles Curtis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Waukesha-County, Wisconsin
Our Model Tree links this Charles Curtis across the 1910, 1920, 1930 and 1940 US Censuses in Waukesha-County, Wisconsin (XGBoost, ~Confirmed), with identified parents William & Aurelia — first a head (b.~1906), then head of a 5-person household.
Age 34
b. ~1906
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Waukesha-County, Wisconsin |
| Surname | Curtis |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Waukesha City |
| 1935 Residence (County) | Waukesha |
| Additional Details | |
| Occupation | Order Clerk |
| Industry | Wholesale Lumber |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1600 |
| Highest Grade | H 2 |
| 1935 Residence | Same House |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Order Clerk |
| Township / Ward | Waukesha City |
| Est. Birth Year | ~1906 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Marie Kehler | Other | — | 35 | ~1905 |
| Lynn Curtis | Daughter | — | 1 | ~1939 |
| Helen Curtis | Spouse | — | 40 | ~1900 |
| Richard Curtis | Son | — | 3 | ~1937 |
| Charles Curtis | Head | — | 34 | ~1906 |
Census Appearances
1910
Waukesha, Wisconsin
Son, age 3
Waukesha, Wisconsin · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | Charles E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1920
Waukesha, Wisconsin
Son, age 13
Waukesha, Wisconsin · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Waukesha, Wisconsin
Son, age 24
Waukesha, Wisconsin · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 22 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Book-Keeper |
| Industry | Lumber Yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Waukesha-County, Wisconsin
Head, age 34
Waukesha-County, Wisconsin · implied b. ~1906 — 5 household members
| Surname | Curtis |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Waukesha City |
| 1935 Residence (County) | Waukesha |
| Occupation | Order Clerk |
| Industry | Wholesale Lumber |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1600 |
| Highest Grade | H 2 |
| 1935 Residence | Same House |
| 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 Charles Curtis across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Curtis (~0.92 confidence) and mother Aurelia Curtis (~0.92 confidence) and father William Curtis (~0.92 confidence) and father William Curtis (~0.92 confidence) and mother Hattie Curtis (~0.92 confidence) and mother Helen Curtis (~0.60 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.87
Father
William Curtis
b. ~1853
Source father
● Household
· direct · ~0.92
Mother
Aurelia Curtis
b. ~1860
Source mother
● Household
· direct · ~0.92
Father
William Curtis
b. ~1860
Source father
● Household
· direct · ~0.92
Father
William Curtis
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Hattie Curtis
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Helen Curtis
b. ~1900
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Charles Curtis
Head · 1940 · age 34 · b. ~1906 · Wisconsin
★ 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 — Waukesha-County, Wisconsin
Open full size
1940 US Federal Census — Waukesha-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04534-00572)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Moore | 43 | Head | Bath Dept | Wisconsin |
| 2 | Martha Moore | 49 | Sister | Factory Work | Wisconsin |
| 3 | James Bredick | 32 | Head | Fire Man | Minnesota |
| 4 | Ester Bredick | 32 | Wife | Operator | Wisconsin |
| 5 | Thomas Harris | 44 | Head | Minister | Wisconsin |
| 6 | Theresa Harris | 45 | Wife | — | Minnesota |
| 7 | Mary Jane Harris | 18 | Daughter | — | Wisconsin |
| 8 | Margaret Ann Harris | 13 | Daughter | — | Wisconsin |
| 9 | Agnes Mackey | 57 | Head | — | Wisconsin |
| 10 | R. G. Davies | 55 | Head | Physician | Wisconsin |
| 11 | Eleanor Davies | 54 | Wife | — | Wisconsin |
| 12 | A. C. Nichols | 52 | Head | Shoe Merch | Michigan |
| 13 | Ethel Nichols | 49 | Wife | — | Michigan |
| 14 | Mary Alice Nichols | 16 | Daughter | — | Wisconsin |
| 15 | Frank Reis | 48 | Head | Machinist | Wisconsin |
| 16 | Ivy Reis | 47 | Wife | — | Wisconsin |
| 17 | Marion Reis | 29 | Daughter | Operator | Wisconsin |
| 18 | James Reis | 12 | Son | — | Wisconsin |
| 19 | Charles Curtis THIS PERSON | 34 | Head | Order Clerk | Wisconsin |
| 20 | Helen Curtis | 40 | Wife | — | Wisconsin |
| 21 | Richard Curtis | 3 | Son | — | Wisconsin |
| 22 | Lynn Ann Curtis | 1 | Daughter | — | Wisconsin |
| 23 | Marie Kehler | 35 | Sister in law | Telephone Op | Wisconsin |
| 24 | Herbert R. Reinhardt | 31 | Head | Manager Retail Dept | Wisconsin |
| 25 | Fern Reinhardt | 33 | Wife | — | Wisconsin |
| 26 | Richard Reinhardt | 0 | Son | — | Wisconsin |
| 27 | Ellen Hagerstrand | 20 | Maid | House Work | Illinois |
| 28 | Clyde Brush | 22 | Head | Machinist | Wisconsin |
| 29 | Gladys Brush | 23 | Wife | — | Wisconsin |
| 30 | Mildred Brockway | 60 | Head | — | Wisconsin |
| 31 | Anna Rust | 65 | Sister | — | Wisconsin |
| 32 | H. A. Miller | 54 | Head | Manager | Wisconsin |
| 33 | Phoebe Miller | 53 | Wife | — | Wisconsin |
| 34 | Keith Miller | 24 | Son | Tabulation Dept | Wisconsin |
| 35 | Inez Miller | 14 | Daughter | — | Wisconsin |
| 36 | William Herring | 29 | Head | Service Mgr | Illinois |
| 37 | Mary Herring | 21 | Wife | — | Wisconsin |
| 38 | Agnes Stahlman | 61 | Mother in law | Head Cook | Wisconsin |
| 39 | Gustave Liedtke | 64 | Head | Night Guard | Wisconsin |
| 40 | Mary Liedtke | 59 | Wife | Insurance Work | Wisconsin |
Pedigree Summary
Charles
Gen 1 · 6 parents
~0.87
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)