MS
Maude Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Maude Smith across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1886), then head of a 4-person household.
Age 54
b. ~1886
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Smith |
| Given Name | Maude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1886 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Maude | Age | Birth yr |
|---|---|---|---|---|
| Millard Smith | Head | — | 53 | ~1887 |
| Phillip Smith | Son | — | 21 | ~1919 |
| Dean Smith | Son | — | 23 | ~1917 |
| Maude Smith | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Polk, Iowa
Spouse, age 34
Polk, Iowa · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Maude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Iowa |
| Occupation | Manager |
| Industry | Insurance |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Spouse, age 44
Polk, Iowa · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Maude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 28 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Spouse, age 54
Polk-County, Iowa · implied b. ~1886 — 4 household members
| Surname | Smith |
| Given Name | Maude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Maude Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Maude Smith
Spouse · 1940 · age 54 · b. ~1886 · Iowa
★ 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 — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01197-00312)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Niels Jensen | 37 | Head | Service Manager | Denmark |
| 2 | Ruth Jensen | 35 | Wife | — | Iowa |
| 3 | William Jensen | 9 | Son | — | Iowa |
| 4 | Carrie D. Woolley | 57 | Mother-in-law | Housework | Denmark |
| 5 | Walter W. Rolfe | 27 | Head | Laborer | Iowa |
| 6 | Ruth Rolfe | 26 | Wife | Instructor | Iowa |
| 7 | Andy Otlo | 56 | Head | Laborer | Lithuania |
| 8 | Anna Otlo | 52 | Wife | — | Lithuania |
| 9 | Pete D. Douglas | 69 | Head | Miner | Lithuania |
| 10 | Mary Douglas | 70 | Wife | — | Lithuania |
| 11 | Olga Douglas | 35 | Daughter | Stenographer | Iowa |
| 12 | Ernest A. Johnson | 45 | Head | Electrician | Sweden |
| 13 | Ruth Johnson | 36 | Wife | — | Minnesota |
| 14 | Kurt Johnson | 12 | Son | — | Iowa |
| 15 | Inez Johnson | 11 | Daughter | — | Iowa |
| 16 | Ray W. Havig | 38 | Head | Draftsman | Iowa |
| 17 | Bessie D. Havig | 40 | Wife | — | Iowa |
| 18 | Barbara Havig | 7 | Daughter | — | Iowa |
| 19 | Laverne F. Hamburg | 41 | Head | Paint Maker | Iowa |
| 20 | Audra Hamburg | 39 | Wife | — | Iowa |
| 21 | Constance Hamburg | 13 | Daughter | — | Iowa |
| 22 | Millard L. Smith | 53 | Head | Supervisor | Iowa |
| 23 | Maude Smith THIS PERSON | 54 | Wife | — | Iowa |
| 24 | Dean C. Smith | 23 | Son | Salesman | Iowa |
| 25 | Phillip Smith | 21 | Son | — | Iowa |
| 26 | D. H. Borg | 50 | Head | Architect | Iowa |
| 27 | Ruth Borg | 40 | Wife | Clerk | Iowa |
| 28 | Joseph Borg | 27 | Son | — | Iowa |
| 29 | John Borg | 21 | Son | — | Iowa |
| 30 | Mary Lou Borg | 18 | Daughter | — | Iowa |
| 31 | Charles E. Beal | 75 | Head | — | Iowa |
| 32 | Luella Beal | 70 | Wife | — | Illinois |
| 33 | Charles Jr. Beal | 50 | Son | Roofer | Missouri |
| 34 | Murl Browder | None | — | — | — |
| 35 | David P. James | 28 | Head | Delivery Man | Iowa |
| 36 | Daisy James | 31 | Wife | — | Iowa |
| 37 | Carol Alice James | 1 | Daughter | — | Iowa |
| 38 | Harvey Rouch | 50 | Head | Clerical | Iowa |
| 39 | Hannah Rouch | 40 | Wife | — | Iowa |
| 40 | Leona Vaughn | 27 | Sister-in-law | — | Iowa |
Related Census Records
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)