COUNTY REPORT IA

Bremer County, Iowa

7 ZIP codes · Avg score 63/100 · Grade C · Updated

ZipCheckup grade for Bremer County: C.

A mixed picture - some signals here are worth your attention.

Across Bremer County's 7 ZIP codes, water safety results are uneven - a portion of systems carry active or recent violations, while others meet standards without issues.

How Bremer County Compares

Bremer County63/100
Iowa avg63/100
National avg73/100

How Bremer County Compares

C
County Grade
63/100
Avg Safety Score
7
ZIP Codes
5
Water Systems

Bremer County scores 0 points above the Iowa state average (63/100) and 10 points below the national average (73/100).

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:

C
County Grade
63
Avg Safety Score
7
ZIP Codes
Best ZIP: 50622 (67/100)
Lowest ZIP: 50677 (49/100)
$168K
Median Home Value
$2,657
Avg Remediation (158% of home value)

ZIP Code Risk Map

Water Quality Map: Bremer County, Iowa

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 12.6 (asthma 9.6%, diabetes 9.9%)

Estimated additional annual cost per homeowner: $2,034, driven primarily by flood

83.1% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 9.6% (national: 8.9%)
Diabetes 9.9% (national: 10.5%)
Obesity 37.6% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1948
Median Build Year
83.1%
Pre-1978 Housing
60/100
Infrastructure Stress Indicator
100%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $2,034

Flood $914/yr
Energy Code Gap $463/yr
Water / Lead $329/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

9,902 housing units in Bremer County

Pre-1940 30%
1940–1959 13%
1960–1979 27%
1980–1999 13%
2000+ 17%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Water Safety Affordability

How much it costs to fix water issues relative to home values in Bremer County

$168K
Median Home Value
$2,657
Est. Remediation Cost
1.6%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Bremer County, representing a small fraction of property value.

Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.

Health Outcomes vs National Average

CDC PLACES data for Bremer County residents

Asthma 9.6% (US avg: 8.9%)
Diabetes 9.9% (US avg: 11%)
Obesity 37.6% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems serving Bremer County

5 community water systems serving Bremer County.

Systems with the most violations in Bremer County

1 water system with recorded EPA violations.

All ZIP Codes in Bremer County

7 ZIP codes tracked in Bremer County.

# ZIP Code City Safety Score Grade Violations Home Value
1 50622 Denver 67 C 0 $246K
2 50674 Sumner 67 C 0 $156K
3 50676 Tripoli 67 C 0 $145K
4 50677 Waverly 49 D 3 $222K
5 50631 Frederika $101K
6 50666 Plainfield $168K
7 50668 Readlyn $171K

Recommended Buyer Guides for Bremer County

Strictly editorial - no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.

Overview

Bremer County in Iowa covers 7 tracked ZIP records with an average Home Safety Score of C (63/100) across 4 scored records.

1 of 4 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.

← Back to Iowa Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

Is water safe in Bremer County?
Bremer County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Bremer County?
Bremer County is served by 5 public water systems that supply drinking water to residents across 7 ZIP codes.
What is the biggest environmental risk in Bremer County?
The primary environmental risk factor in Bremer County is flood. This contributes to an estimated additional annual cost of $2,034 per homeowner.
How old are homes in Bremer County?
The median home build year in Bremer County is 1948. 83.1% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Bremer County compare to Iowa?
Bremer County has an average Home Safety Score of 63/100 under model 4.0.0, which is above the Iowa state average of 63/100.

How to cite this page

APA ZipCheckup. (2026). Bremer County, IA: HSS 63/100; 3 Violations. https://zipcheckup.com/county/iowa/bremer/
BibTeX
@misc{zipcheckup-county-iowa-bremer,
  author = {{ZipCheckup}},
  title  = {{Bremer County, IA: HSS 63/100; 3 Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/iowa/bremer/}
}

Page version: August 2026.

Get safety alerts for Bremer, Iowa

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.