WK
William Koch — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Burnet-County, Texas
Our Model Tree links this William Koch across the 1930 and 1940 US Censuses in Burnet-County, Texas (XGBoost, ~Confirmed) — first a head (b.~1884), then head of a 13-person household.
Age 56
b. ~1884
Male
Head
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Burnet-County, Texas |
| Surname | Koch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Precinct 4 |
| 1935 Residence (County) | Burnet |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Farmer |
| Township / Ward | Precinct 4 |
| Est. Birth Year | ~1884 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Nella Koch | Daughter | — | 13 | ~1927 |
| Nita Koch | Daughter | — | 8 | ~1932 |
| Edward Koch | Son | — | 16 | ~1924 |
| George Koch | Son | — | 12 | ~1928 |
| Henry Koch | Son | — | 7 | ~1933 |
| Katherine Koch | Spouse | — | 45 | ~1895 |
| William Koch | Head | — | 56 | ~1884 |
| Seth Koch | Son | — | 4 | ~1936 |
| Ernest Koch | Son | — | 17 | ~1923 |
| Josie Koch | Daughter | — | 21 | ~1919 |
| Theodore Koch | Son | — | 11 | ~1929 |
| Kenneth Koch | Son | — | 8 | ~1932 |
| Clifford Koch | Son | — | 15 | ~1925 |
Census Appearances
1930
Burnet, Texas
Head, age 46
Burnet, Texas · implied b. ~1884 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Koch |
| Given Name | Will M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Texas |
| Age at First Marriage | 33 |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Burnet-County, Texas
Head, age 56
Burnet-County, Texas · implied b. ~1884 — 13 household members
| Surname | Koch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Precinct 4 |
| 1935 Residence (County) | Burnet |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 William Koch across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Koch
Head · 1940 · age 56 · b. ~1884 · Texas
★ 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 — Burnet-County, Texas
Open full size
1940 US Federal Census — Burnet-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03995-00796)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sanche Meredith | 24 | Wife | — | Texas |
| 2 | William Koch THIS PERSON | 56 | Head | Farmer | Texas |
| 3 | Katherine Koch | 45 | Wife | — | Texas |
| 4 | Josie Koch | 21 | Daughter | — | Texas |
| 5 | Ernest Koch | 17 | Son | Farm Hand | Texas |
| 6 | Edward Koch | 16 | Son | — | Texas |
| 7 | Clifford Koch | 15 | Son | — | Texas |
| 8 | George Koch | 12 | Son | — | Texas |
| 9 | Theodore Koch | 11 | Son | — | Texas |
| 10 | Nita Joyce Koch | 8 | Daughter | — | Texas |
| 11 | Kenneth Earl Koch | 8 | Son | — | Texas |
| 12 | Henry Elvin Koch | 7 | Son | — | Texas |
| 13 | Seth Kay Koch | 4 | Son | — | Texas |
| 14 | Nella Koch | 13 | Daughter | — | Texas |
| 15 | Orville Frazier | 59 | Head | Farmer | Texas |
| 16 | Rhoda Frazier | 53 | Wife | — | Texas |
| 17 | Edward Frazier | 19 | Son | Laborer | Texas |
| 18 | Malcolm Frazier | 15 | Son | Janitor High School | Texas |
| 19 | Martin Banning | 44 | Head | Stock Farmer | Texas |
| 20 | Adeline Banning | 45 | Wife | — | Texas |
| 21 | Winston Banning | 20 | Son | Farm Hand | Texas |
| 22 | Hortense Banning | 14 | Daughter | — | Texas |
| 23 | Mundy Banning | 11 | Son | — | Texas |
| 24 | Julius Prochaska | 76 | Head | — | Germany |
| 25 | William H. Newman | 45 | Head | Stock Farmer | Texas |
| 26 | Valda Newman | 30 | Wife | — | Texas |
| 27 | Will R. Rushing | 56 | Head | Farmer | Texas |
| 28 | Vellie Rushing | 40 | Wife | — | Texas |
| 29 | Robert A. Rushing | 20 | Son | Farm Hand | Texas |
| 30 | Virginia Rushing | 16 | Daughter | — | Texas |
| 31 | Roy Rushing | 13 | Son | — | Texas |
| 32 | Andy Rushing | 11 | Son | — | Texas |
| 33 | Dollie Rushing | 7 | Daughter | — | Texas |
| 34 | August D. Wall | 50 | Head | Farmer | Texas |
| 35 | Augusta Wall | 52 | Wife | — | Texas |
| 36 | Malcolm Wall | 20 | Son | Farm Hand | Texas |
| 37 | Henry T. Wall | 16 | Son | — | Texas |
| 38 | Frances A. Wall | 14 | Daughter | — | Texas |
| 39 | Lee Wall | 9 | Son | — | Texas |
| 40 | James Holloway | 58 | Head | Farm Laborer | Texas |
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)