MK
Mary Koch — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Sarpy, Nebraska
Our Model Tree links this Mary Koch across the 1900 and 1910 US Censuses in Sarpy, Nebraska (XGBoost, ~Confirmed) — first a spouse (b.~1877), then head of a 7-person household.
Age 33
b. ~1877
Female
Spouse
Born: Nebraska
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Sarpy, Nebraska |
| Surname | Koch |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Years Married | 11 |
| Children Born | 9 |
| Children Living | 5 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Gretna Village |
| Est. Birth Year | ~1877 |
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.
7 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Koch | Spouse | — | 33 | ~1877 |
| John Koch | Head | — | 35 | ~1875 |
| Harry Koch | Son | — | 3 | ~1907 |
| Chrisie Koch | Son | — | 6 | ~1904 |
| Hellen Koch | Daughter | — | 1 | ~1909 |
| Henrietta Koch | Daughter | — | 4 | ~1906 |
| Anna Koch | Daughter | — | 9 | ~1901 |
Census Appearances
1900
Sarpy, Nebraska
Spouse, age 22
Sarpy, Nebraska · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Koch |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Birth Month | Apr |
| Birth Year | 1878 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1910
Sarpy, Nebraska
Spouse, age 33
Sarpy, Nebraska · implied b. ~1877 — 7 household members
| Surname | Koch |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Years Married | 11 |
| Children Born | 9 |
| Children Living | 5 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Mary Koch across 2 US Census years (1900 and 1910) in Sarpy, Nebraska, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Koch
Spouse · 1910 · age 33 · b. ~1877 · Nebraska
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Sarpy, Nebraska
Open full size
1910 US Federal Census — Sarpy, Nebraska
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po854unit:0999)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph T Condon | 43 | Head | Carpenter | Illinois |
| 2 | Alfred S Condon | 17 | Nephew | — | Nebraska |
| 3 | George Jameson | 39 | Head | Preacher | Germany |
| 4 | Bertha Jameson | 36 | Wife | — | Iowa |
| 5 | Ester E Jameson | 14 | Daughter | — | Iowa |
| 6 | Mary H Jameson | 12 | Daughter | — | Iowa |
| 7 | Garrett A Jameson | 8 | Son | — | Iowa |
| 8 | Wesley J Jameson | 6 | Son | — | Iowa |
| 9 | Foster B Jameson | 3 | Son | — | Iowa |
| 10 | Velma A Jameson | 2 | Daughter | — | Dakota |
| 11 | Edward Jordan | 36 | Head | Plasterer | Nebraska |
| 12 | Mattie Jordan | 27 | Wife | — | Nebraska |
| 13 | Glen Jordan | 1 | Son | — | Nebraska |
| 14 | Roy J Langdon | 18 | Head | Merchant | Nebraska |
| 15 | Mary H Langdon | 16 | Wife | — | Indiana |
| 16 | Margaret Monohon | 72 | Head | — | Ireland |
| 17 | Michael Heilman | 25 | Head | — | Nebraska |
| 18 | Pearl Heilman | 23 | Wife | — | Nebraska |
| 19 | Hazel Heilman | 4 | Daughter | — | Nebraska |
| 20 | Margaret Heilman | 2 | Daughter | — | Nebraska |
| 21 | Frank Cockrell | 23 | Boarder | Mail Carrier | Nebraska |
| 22 | John H Koch | 35 | Head | Saloon Keeper | Germany |
| 23 | Mary Koch THIS PERSON | 33 | Wife | — | Nebraska |
| 24 | Anna Koch | 9 | Daughter | — | Nebraska |
| 25 | Chrisie Koch | 6 | Son | — | Nebraska |
| 26 | Henrietta Koch | 4 | Daughter | — | Nebraska |
| 27 | Harry Koch | 3 | Son | — | Nebraska |
| 28 | Hellen Koch | 1 | Daughter | — | Nebraska |
| 29 | John Grigg | 39 | Head | Blacksmith | Iowa |
| 30 | Minnie Grigg | 14 | Daughter | — | Nebraska |
| 31 | Samuel Grigg | 13 | Son | — | Nebraska |
| 32 | Jennie Grigg | 9 | Daughter | — | Nebraska |
| 33 | Marshall Grigg | 7 | Son | — | Nebraska |
| 34 | Walter Soren | 34 | Head | Blacksmith | England |
| 35 | Anna Soren | 22 | Wife | — | Iowa |
| 36 | William H Soren | 1 | Son | — | Nebraska |
| 37 | Harry M Hardin | 42 | Head | Cashier | Iowa |
| 38 | Maude A Hardin | 33 | Wife | — | Nebraska |
| 39 | Virginia Hardin | 5 | Daughter | — | Nebraska |
| 40 | Charles H Connor | 35 | Boarder | Barber | Nebraska |
| 41 | John F Vinson | 53 | Head | Doctor | Indiana |
| 42 | Mary E Vinson | 52 | Wife | — | Indiana |
| 43 | William J Martin | 25 | Head | Barber | Nebraska |
| 44 | Birdy Martin | 22 | Wife | — | Missouri |
| 45 | Forest Martin | 2 | Daughter | — | Nebraska |
| 46 | William Fogarty | 60 | Head | — | Ireland |
| 47 | Bridget Fogarty | 48 | Cousin | — | Nebraska |
| 48 | Marshall Bridges | 54 | Head | Plasterer | Iowa |
| 49 | Izora Bridges | 52 | Wife | — | Nebraska |
| 50 | John Bridges | 19 | Son | Merchant | Nebraska |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)