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Emma Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Waukesha-County, Wisconsin
Our Model Tree links this Emma Martin across the 1920, 1930 and 1940 US Censuses in Waukesha-County, Wisconsin (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 5-person household.
Age 49
b. ~1891
Female
Spouse
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Waukesha-County, Wisconsin |
| Surname | Martin |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Waukesha City |
| Additional Details | |
| Highest Grade | No 8 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Waukesha City |
| Est. Birth Year | ~1891 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Jane Martin | Daughter | — | 21 | ~1919 |
| Jane Martin | Head | — | 50 | ~1890 |
| Donald Martin | Son | — | 10 | ~1930 |
| James Martin | Son | — | 18 | ~1922 |
| Emma Martin | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Waukesha, Wisconsin
Spouse, age 29
Waukesha, Wisconsin · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Waukesha, Wisconsin
Spouse, age 39
Waukesha, Wisconsin · implied b. ~1891 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Waukesha-County, Wisconsin
Spouse, age 49
Waukesha-County, Wisconsin · implied b. ~1891 — 5 household members
| Surname | Martin |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Waukesha City |
| Highest Grade | No 8 |
| 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 Emma Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Emma Martin
Spouse · 1940 · age 49 · b. ~1891 · 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-t0627-04534-00365)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Chris Barthelmes | 47 | Head | Crane Operator | Wisconsin |
| 2 | Frances Barthelmes | 43 | Wife | — | Michigan |
| 3 | Edward Barthelmes | 22 | Son | Moulder | Wisconsin |
| 4 | Joseph Joos | 47 | Head | Spot Spotter | Illinois |
| 5 | Clara Joos | 47 | Wife | — | Illinois |
| 6 | Marion Joos | 18 | Daughter | — | Illinois |
| 7 | Margaret Joos | 11 | Daughter | — | Illinois |
| 8 | Howard Orgas | 23 | Son in law | Furnace Repair | Wisconsin |
| 9 | Eleanor Orgas | 22 | Daughter | — | Illinois |
| 10 | Michael Orgas | 2 | Grand son | — | Illinois |
| 11 | Diane Orgas | 0 | Grand daughtr | — | Wisconsin |
| 12 | George Martin | 55 | Head | Pump Operator | Wisconsin |
| 13 | Magdaline Martin | 54 | Wife | — | Wisconsin |
| 14 | George Jr. Martin | 15 | Son | — | Wisconsin |
| 15 | Alexander Yuhas | 28 | Son in law | Core Room | Wisconsin |
| 16 | Lucille M. Yuhas | 20 | Daughter | — | Wisconsin |
| 17 | Dennis L. Yuhas | 0 | Grand son | — | Wisconsin |
| 18 | Jane W. Martin | 50 | Head | Machinist | Wisconsin |
| 19 | Emma Martin THIS PERSON | 49 | Wife | — | Wisconsin |
| 20 | Jane Martin | 21 | Daughter | Stenographer | Wisconsin |
| 21 | James D. Martin | 18 | Son | Truck Driver | Wisconsin |
| 22 | Donald Martin | 10 | Son | — | Wisconsin |
| 23 | Ervin Priestler | 49 | Head | Shearing | Wisconsin |
| 24 | Mary Priestler | 44 | Wife | — | Wisconsin |
| 25 | Norman Priestler | 21 | Son | Draftsman | Wisconsin |
| 26 | Gilbert Priestler | 17 | Son | — | Wisconsin |
| 27 | Willis A. Smart | 76 | Head | — | Wisconsin |
| 28 | Lily Smart | 68 | Wife | — | Wisconsin |
| 29 | Regina Overholt | 57 | Head | Dressmaking | Wisconsin |
| 30 | Charles Overholt | 25 | Son | Day Clerk | Wisconsin |
| 31 | William A. Kramer | 61 | Head | Plumber | Wisconsin |
| 32 | Carrie M. Kramer | 59 | Wife | — | Wisconsin |
| 33 | William H. Miller | 47 | Head | Machinist | Wisconsin |
| 34 | Lillian Miller | 36 | Wife | — | Ohio |
| 35 | Eunice Miller | 14 | Daughter | — | Wisconsin |
| 36 | George Dever | 36 | Head | Lathe Operator | Wisconsin |
| 37 | Irene Dever | 26 | Wife | — | Wisconsin |
| 38 | Barbara J. Dever | 2 | Daughter | — | Wisconsin |
| 39 | Christian F. Hoenhop | 72 | Head | Painter | Germany |
| 40 | Ida Bornitzke | 45 | Daughter | Seamstress | Wisconsin |
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)