RH
Ray Harris — 1940 US Census Record
Model Tree available1940 United States Federal Census · Walworth-County, South Dakota
Our Model Tree links this Ray Harris across the 1920, 1930 and 1940 US Censuses in Walworth-County, South Dakota (XGBoost, ~Confirmed), with identified parents Walter & Jessie — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Walworth-County, South Dakota |
| Surname | Harris |
| Given Name | Ray |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Mobridge |
| 1935 Residence (County) | Walworth |
| Additional Details | |
| Occupation | Electrician |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1722 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Electrician |
| Township / Ward | Mobridge |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ray | Age | Birth yr |
|---|---|---|---|---|
| Ray Harris | Son | — | 9 | ~1931 |
| Ray Harris | Head | — | 34 | ~1906 |
| Edith Harris | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Walworth, South …
Son, age 14
Walworth, South Dakota · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Walworth, South …
Other, age 24
Walworth, South Dakota · implied b. ~1906 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Roy |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 24 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Farmer |
| Industry | On Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Walworth-County, South …
Head, age 34
Walworth-County, South Dakota · implied b. ~1906 — 3 household members
| Surname | Harris |
| Given Name | Ray |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Mobridge |
| 1935 Residence (County) | Walworth |
| Occupation | Electrician |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1722 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Ray Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Harris (~0.92 confidence) and mother Jessie Harris (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Harris
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Jessie Harris
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ray Harris
Head · 1940 · age 34 · b. ~1906 · South Dakota
★ 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 — Walworth-County, South Dakota
Open full size
1940 US Federal Census — Walworth-County, South Dakota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03869-00399)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ray Harris THIS PERSON | 34 | Head | Electrician | Michigan |
| 42 | Edith Harris | 29 | Wife | Seamstress | Iowa |
| 43 | Ray Jr. Harris | 9 | Son | — | South Dakota |
| 44 | Adam Perman | 51 | Head | Farmer | South Dakota |
| 45 | Katherine Perman | 50 | Wife | — | Russia |
| 46 | Alvin Perman | 23 | Son | Farm Laborer | North Dakota |
| 47 | Florence Perman | 21 | Daughter | Chicken Picker | North Dakota |
| 48 | Helen Perman | 18 | Daughter | Chicken Picker | North Dakota |
| 49 | Lorraine Perman | 16 | Daughter | — | North Dakota |
| 50 | Marvin Perman | 13 | Son | — | North Dakota |
| 51 | Irene Perman | 11 | Daughter | — | North Dakota |
| 52 | Jack Perman | 9 | Son | — | South Dakota |
| 54 | R. L. Horn | 60 | Head | Payment Collector | North Dakota |
| 55 | Josephine Horn | 60 | Wife | — | South Dakota |
| 56 | Robert C. Horn | 25 | Son | Repair Man | South Dakota |
| 57 | Richard L. Horn | 22 | Son | Steam Cleaner And Presser | South Dakota |
| 58 | Bertha L. Lindel | 73 | Head | — | Illinois |
| 59 | Edward Sandals | 63 | Head | Conductor | Missouri |
| 60 | Lola Sandals | 60 | Wife | — | Iowa |
| 61 | Ellis Sandals | 35 | Son | Grocery Salesman | Iowa |
| 62 | Adolph Baum | 35 | Head | Butcher | Germany |
| 63 | Mabel Baum | 35 | Wife | Saleslady | South Dakota |
| 64 | Donald Baum | 10 | Son | — | South Dakota |
| 65 | Caroline Baum | 78 | Mother | — | Germany |
| 66 | Charlotte Baum | 40 | Sister | — | Germany |
| 67 | John Baum | 38 | Head | Freight Trucker | South Dakota |
| 68 | Anna Baum | 33 | Wife | — | South Dakota |
| 69 | Lorraine Baum | 14 | Daughter | — | South Dakota |
| 70 | Martin Quake | 42 | Head | Egg Handler | South Dakota |
| 71 | Mabel Quake | 36 | Wife | — | South Dakota |
| 72 | Ruby Quake | 15 | Daughter | Clerk For Teacher | South Dakota |
| 73 | James Quake | 8 | Son | — | South Dakota |
| 74 | Ruth Quake | 2 | Daughter | — | South Dakota |
| 75 | Henry Schmidt | 50 | Head | Laborer | Roumania |
| 76 | Pauline Schmidt | 45 | Wife | — | Russia |
| 77 | Elmer Schmidt | 23 | Son | Cooks Helper | North Dakota |
| 78 | Reuben Schmidt | 21 | Son | Laborer | North Dakota |
| 79 | Melvin Schmidt | 19 | Son | Farm Hand | North Dakota |
| 80 | Esther Schmidt | 16 | Daughter | — | North Dakota |
Pedigree Summary
Ray
Gen 1 · 2 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)