COUNTY REPORT PA

Armstrong County, Pennsylvania

27 ZIP codes · Avg score 57/100 · Grade C · Updated

ZipCheckup grade for Armstrong County: C.

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

Tracking 27 ZIP codes in Armstrong County reveals a mixed picture - tap water quality varies meaningfully by location.

How Armstrong County Compares

Armstrong County57/100
Pennsylvania avg57/100
National avg73/100

How Armstrong County Compares

C
County Grade
57/100
Avg Safety Score
27
ZIP Codes
17
Water Systems

Armstrong County scores 0 points above the Pennsylvania state average (57/100) and 16 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
57
Avg Safety Score
27
ZIP Codes
Best ZIP: 15682 (66/100)
Lowest ZIP: 16262 (50/100)
$129K
Median Home Value
$2,361
Avg Remediation (182% of home value)

ZIP Code Risk Map

Water Quality Map: Armstrong County, Pennsylvania

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

A B C D F

Key Risk Factors

Estimated additional annual cost per homeowner: $1,979, driven primarily by flood

80.8% of homes built before 1978 (lead paint era)

Violation History (2022–2025)

↑ Worsening trend

EPA violation counts by year across Armstrong County water systems. Health-based shown in red, total in blue.

2022
1 (1 health)
2023
19 (19 health)
2024
28 (28 health)
2025
23 (23 health)

Peak year: 2024 with 28 violations. Past 5 years: 71 total (71 health-based). Health-based violations are rising versus the prior 2-year window - worth closer monitoring.

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

Infrastructure Overview

1958
Median Build Year
80.8%
Pre-1978 Housing
59/100
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: $1,979

Flood $642/yr
Energy Code Gap $530/yr
Sea Level Rise $400/yr

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

Housing Age Distribution

32,941 housing units in Armstrong County

Pre-1940 29%
1940–1959 24%
1960–1979 23%
1980–1999 17%
2000+ 8%

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 Armstrong County

$129K
Median Home Value
$2,361
Est. Remediation Cost
1.8%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Armstrong 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.

Water systems serving Armstrong County

8 community water systems serving Armstrong County.

Show all 8 water systems

17 total water systems serve Armstrong County.

Systems with the most violations in Armstrong County

5 water systems with recorded EPA violations.

All ZIP Codes in Armstrong County

27 ZIP codes tracked in Armstrong County.

# ZIP Code City Safety Score Grade Violations Home Value
1 15682 Schenley 66 C 3 $141K
2 15656 Leechburg 62 C 14 $155K
3 15690 Vandergrift 62 C 14 $113K
4 16210 Adrian 62 C 10 $115K
5 16229 Freeport 59 C 31 (12 health) $206K
6 16226 Ford City 56 C 30 (1 health) $120K
7 16201 Kittanning 50 D 59 (11 health) $167K
8 16218 Cowansville 50 D 81 (27 health) $182K
9 16262 Worthington 50 D 65 (11 health) $196K
10 15673 North Apollo 4 $131K
11 15686 Spring Church 4 $206K
12 15736 Elderton $118K
13 16041 Karns City 33 (27 health) $149K
14 16212 Cadogan $77K
15 16222 Dayton 17 $137K
16 16223 Distant $104K
17 16228 Ford Cliff 8 $100K
18 16236 Mc Grann $83K
19 16238 Manorville 8 $150K
20 16244 Nu Mine $91K
21 16245 Oak Ridge $80K
22 16249 Rural Valley 8 $155K
23 16250 Sagamore $81K
24 16253 Seminole $128K
25 16259 Templeton 24 $137K
26 16261 Widnoon
27 16263 Yatesboro $117K

Recommended Buyer Guides for Armstrong County

Filtered against federal data, fitted to local risks.

Overview

Armstrong County in Pennsylvania covers 27 tracked ZIP records with an average Home Safety Score of C (57/100) across 9 scored records.

17 of 17 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 40 health-based violations appear in the available health breakdown.

← Back to Pennsylvania 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 Armstrong County?
Armstrong 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 Armstrong County?
Armstrong County is served by 17 public water systems that supply drinking water to residents across 27 ZIP codes.
What is the biggest environmental risk in Armstrong County?
The primary environmental risk factor in Armstrong County is flood. This contributes to an estimated additional annual cost of $1,979 per homeowner.
How old are homes in Armstrong County?
The median home build year in Armstrong County is 1958. 80.8% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Armstrong County compare to Pennsylvania?
Armstrong County has an average Home Safety Score of 57/100 under model 4.0.0, which is above the Pennsylvania state average of 57/100.

How to cite this page

APA ZipCheckup. (2026). Armstrong County, PA: HSS 57/100; 40 Health Violations. https://zipcheckup.com/county/pennsylvania/armstrong/
BibTeX
@misc{zipcheckup-county-pennsylvania-armstrong,
  author = {{ZipCheckup}},
  title  = {{Armstrong County, PA: HSS 57/100; 40 Health Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/pennsylvania/armstrong/}
}

Page version: August 2026.

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