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William Koch — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lancaster-County, Nebraska
Our Model Tree links this William Koch across the 1930 and 1940 US Censuses in Lancaster-County, Nebraska (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 5-person household.
Age 58
b. ~1882
Male
Head
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Nebraska |
| Surname | Koch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Naturalization Status | Alien |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Lincoln City |
| Est. Birth Year | ~1882 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Alice Koch | Spouse | — | 57 | ~1883 |
| William Koch | Head | — | 58 | ~1882 |
| Harvey Koch | Son | — | 20 | ~1920 |
| Henry Koch | Son | — | 25 | ~1915 |
| Reuben Koch | Son | — | 22 | ~1918 |
Census Appearances
1930
Lancaster, Nebraska
Head, age 48
Lancaster, Nebraska · implied b. ~1882 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Koch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Russia |
| Age at First Marriage | 18 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | 1908 |
| Industry | Al |
| Class of Worker | Yes |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Lancaster-County, Nebraska
Head, age 58
Lancaster-County, Nebraska · implied b. ~1882 — 5 household members
| Surname | Koch |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Naturalization Status | Alien |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 58 · b. ~1882 · Nebraska
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lancaster-County, Nebraska
Open full size
1940 US Federal Census — Lancaster-County, Nebraska
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02254-00459)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | E. Bryan Van Valkenburg | 3 | Son | — | Iowa |
| 2 | Le Dona Zimmerman | 43 | Head | Service Manager | Nebraska |
| 3 | Le Dona Zimmerman | 46 | Wife | — | Nebraska |
| 4 | Leo Robert Zimmerman | 9 | Son | — | Nebraska |
| 5 | De Leo Money | 34 | Head | Musician | Nebraska |
| 6 | Pauline Money | 33 | Wife | Music Teacher | Nebraska |
| 7 | Beverly Ann Money | 10 | Daughter | — | Illinois |
| 8 | Janet Money | 2 | Daughter | — | Nebraska |
| 9 | Harold Jr. Young | 35 | Head | Insulation Salesman | Nebraska |
| 10 | Leah P. Young | 27 | Wife | — | Nebraska |
| 11 | Claude C. Earley | 50 | Head | Contract Carpenter | Missouri |
| 12 | Myrtle P. Earley | 53 | Wife | — | Arkansas |
| 13 | Maxine Earley | 17 | Daughter | — | Nebraska |
| 14 | Minnie Pomene | 76 | Head | — | Germany |
| 15 | Leslie Logan | 60 | Head | Paper Hanger | Nebraska |
| 16 | Florence Logan | 43 | Wife | — | Minnesota |
| 17 | Charles Logan | 17 | Son | — | Nebraska |
| 18 | Dorothy Logan | 15 | Daughter | New Worker | Nebraska |
| 19 | Alta Logan | 13 | Daughter | — | Nebraska |
| 20 | Paul Logan | 10 | Son | — | Nebraska |
| 21 | William A. Baltzell | 74 | Head | — | Iowa |
| 22 | Temperance Baltzell | 69 | Wife | — | Nebraska |
| 23 | James E. Whitmer | 26 | Head | Insurance Salesman | Nebraska |
| 24 | Genevieve Whitmer | 28 | Wife | — | Nebraska |
| 25 | James L. Whitmer | 4 | Son | — | Nebraska |
| 26 | Helen B. Volta | 76 | Head | — | Connecticut |
| 27 | Grace A. Miller | 54 | Daughter | — | Iowa |
| 28 | Herbert F. Miller | 35 | Grandson | Antique Artist | Nebraska |
| 29 | Norbert F. Jr. Miller | 6 | Grandson | Electrical Mechanic | Nebraska |
| 30 | William Koch THIS PERSON | 58 | Head | — | Russia |
| 31 | Alice Koch | 57 | Wife | — | Russia |
| 32 | Henry Koch | 25 | Son | — | Washington |
| 33 | Reuben Koch | 22 | Son | Laborer | Nebraska |
| 34 | Harvey Koch | 20 | Son | Laborer | Nebraska |
| 35 | Reinhold Koch | 27 | Head | Laborer | Washington |
| 36 | Molly Koch | 21 | Wife | Shipping Clerk | Washington |
| 37 | Robert Koch | 5 | Son | — | Nebraska |
| 38 | Darlene Koch | 2 | Daughter | — | Nebraska |
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)