PA
Peter Anderson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Shelby, Iowa
Our Model Tree links this Peter Anderson across the 1910, 1920 and 1930 US Censuses in Shelby, Iowa (XGBoost, ~Confirmed), with identified parents Chris & Christiana — first a head (b.~1897), then head of a 3-person household.
Age 33
b. ~1897
Male
Head
Born: Denmark
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Shelby, Iowa |
| Surname | Anderson |
| Given Name | Peter C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Naturalized |
| Year of Immigration | 1914 |
| Age at First Marriage | 22 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | R |
| Veteran | No |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Occupation | Farmer |
| Township / Ward | Polk Township |
| Est. Birth Year | ~1897 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Peter | Age | Birth yr |
|---|---|---|---|---|
| Peter Anderson | Head | — | 33 | ~1897 |
| Howard Anderson | Son | — | 11 | ~1919 |
| Annie Anderson | Spouse | — | 30 | ~1900 |
Census Appearances
1910
Benton, Iowa
Son, age 14
Benton, Iowa · implied b. ~1896 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Peter H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Denmark |
| Year of Immigration | 1888 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1920
Shelby, Iowa
Head, age 23
Shelby, Iowa · implied b. ~1897 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Andersen |
| Given Name | Peter C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Denmark |
| Year of Immigration | 1887 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | R |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1930
Shelby, Iowa
Head, age 33
Shelby, Iowa · implied b. ~1897 — 3 household members
| Surname | Anderson |
| Given Name | Peter C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Naturalized |
| Year of Immigration | 1914 |
| Age at First Marriage | 22 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | R |
| Veteran | No |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
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 Peter Anderson across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father Chris Anderson (~0.92 confidence) and mother Christiana Anderson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Chris Anderson
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Christiana Anderson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Peter Anderson
Head · 1930 · age 33 · b. ~1897 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Shelby, Iowa
Open full size
1930 US Federal Census — Shelby, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel682:0773)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cyrus Monson | 41 | Head | Farmer | Iowa |
| 2 | Mable Monson | 41 | Wife | — | Iowa |
| 3 | Edwin Monson | 21 | Son | Laborer | Iowa |
| 4 | Alma Monson | 17 | Daughter | — | Iowa |
| 5 | Cyrus Junior Monson | 8 | Son | — | Iowa |
| 6 | Lars Catebeil | 40 | Head | Farmer | Norway |
| 7 | Charlotte Catebeil | 36 | Wife | — | Iowa |
| 8 | Magnus Catebeil | 13 | Son | — | Iowa |
| 9 | Inly Catebeil | 11 | Daughter | — | Iowa |
| 10 | Lars Catebeil | 7 | Son | — | Iowa |
| 11 | Judith Catebeil | 5 | Daughter | — | Iowa |
| 12 | Margaret Catebeil | 3 | Daughter | — | Iowa |
| 13 | Soren Clausen | 44 | Head | Farmer | Denmark |
| 14 | Christina Clausen | 46 | Wife | — | Denmark |
| 15 | Ernest Clausen | 15 | Son | — | Iowa |
| 16 | Gordon J. Clausen | 13 | Son | — | Iowa |
| 17 | Ida Clausen | 11 | Daughter | — | Iowa |
| 18 | Fern Clausen | 8 | Daughter | — | Iowa |
| 19 | Albert Larson | 37 | Head | Farmer | Iowa |
| 20 | Bernice Larson | 32 | Wife | — | Iowa |
| 21 | Virginia Ann Larson | 5 | Daughter | — | Iowa |
| 22 | Clayton Ellingson | 23 | Head | Deliverman | Iowa |
| 23 | Johanna M. Ellingson | 23 | Wife | — | Denmark |
| 24 | James E. Ellingson | 2 | Son | — | Iowa |
| 25 | Joyce Lavonne Ellingson | 0 | Daughter | — | Iowa |
| 26 | Chris Nelson | 56 | Head | Farmer | Iowa |
| 27 | Christina Nelson | 54 | Wife | — | Denmark |
| 28 | Melvin Nelson | 16 | Son | — | Iowa |
| 29 | Simon Petersen | 60 | Head | Farmer | Denmark |
| 30 | Maggie Petersen | 52 | Wife | — | Denmark |
| 31 | Pearl Petersen | 24 | Daughter | Nurse | Iowa |
| 32 | Thelma Petersen | 16 | Daughter | — | Iowa |
| 33 | Chris Petersen | 32 | Son | Laborer | Iowa |
| 34 | Chris Anderson | 69 | Head | Farmer | Denmark |
| 35 | Sena Anderson | 52 | Wife | — | Denmark |
| 36 | Elmer Larson | 22 | Head | Farmer | Iowa |
| 37 | Margaret Larson | 17 | Wife | — | Kansas |
| 38 | James Doonan | 45 | Head | Farmer | Iowa |
| 39 | Mary Doonan | 39 | Wife | — | Iowa |
| 40 | Wilfred Doonan | 14 | Son | — | Iowa |
| 41 | Alice Mae Doonan | 4 | Daughter | — | Iowa |
| 42 | Adolph Geer | 49 | Head | Farmer | Iowa |
| 43 | Nancy Geer | 35 | Wife | — | Iowa |
| 44 | Lester Geer | 16 | Son | — | Iowa |
| 45 | Leona Geer | 11 | Daughter | — | Iowa |
| 46 | Howard Geer | 8 | Son | — | Iowa |
| 47 | Dorothy Geer | 3 | Daughter | — | Iowa |
| 48 | Peter C. Anderson THIS PERSON | 33 | Head | Farmer | Denmark |
| 49 | Annie Anderson | 30 | Wife | — | Iowa |
| 50 | Howard Anderson | 11 | Son | — | Iowa |
Pedigree Summary
Peter
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)