COUNTY REPORT FL

Okaloosa County, Florida

18 ZIP codes · Avg score 77/100 · Grade B · Updated 2026-06-03

Compared to state averages, Okaloosa County scores well — its 18 ZIP codes sit above the baseline for tap water quality.

How Okaloosa County Compares

Okaloosa County77/100
Florida avg73/100
National avg68/100

How Okaloosa County Compares

B
County Grade
77/100
Avg Safety Score
18
ZIP Codes
29
Water Systems

Okaloosa County scores 4 points above the Florida state average (73/100) and 9 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

B
County Grade
77
Avg Safety Score
18
ZIP Codes
Best ZIP: 32588 (91/100)
Lowest ZIP: 32579 (55/100)
$292K
Median Home Value
$1,629
Avg Remediation (56% of home value)

ZIP Code Risk Map

Water Quality Map: Okaloosa County, Florida

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 (asthma 9.6%, diabetes 10.8%)

Estimated additional annual cost per homeowner: $2,627, driven primarily by flood

Infrastructure: 0.226% avg pipe failure probability

40.5% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 9.6% (national: 8.9%)
Diabetes 10.8% (national: 10.5%)
Obesity 30.7% (national: 32.4%)

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

Infrastructure Overview

1988
Median Build Year
40.5%
Pre-1978 Housing
23%
Pipe Failure Probability
0%
ZIPs at High Infra Risk
Low
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $2,627

Flood $1,311/yr
Sea Level Rise $978/yr
Energy Code Gap $200/yr

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

Housing Age Distribution

86,733 housing units in Okaloosa County

Pre-1940 1%
1940–1959 7%
1960–1979 26%
1980–1999 36%
2000+ 30%

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 Okaloosa County

$292K
Median Home Value
$1,629
Est. Remediation Cost
0.6%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Okaloosa 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 Okaloosa County residents

Asthma 9.6% (US avg: 8.9%)
Diabetes 10.8% (US avg: 11%)
Obesity 30.7% (US avg: 32.4%)

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

Water Systems with Most Violations

Top 5 systems in Okaloosa County ranked by EPA violation count.

# Water System Population Violations
1 Okaloosa County Bluewater Bay-raintree 17,592 38
2 Crestview, City of Water Department 34,789 24
3 Okaloosa Company.wtr.; Swr.system 80,295 20
4 City of Fort Walton Beach, 24,113 20
5 City of Niceville, 21,451 20

29 total water systems serve Okaloosa County.

All ZIP Codes in Okaloosa County

18 ZIP codes tracked in Okaloosa County.

# ZIP Code City Safety Score Grade Violations Home Value
1 32588 Niceville 91 A 10 (1 health)
2 32567 Laurel Hill 89 A 3 $231K
3 32544 Hurlburt Field 87 A 4
4 32580 Valparaiso 85 A 0 $349K
5 32531 Baker 83 B 6 $292K
6 32540 Destin 82 B 4
7 32511 Pensacola 81 B 8
8 32564 Holt 80 B 5 $124K
9 32549 Fort Walton Beach 78 B 6
10 32536 Crestview 76 B 8 $280K
11 32539 Crestview 76 B 8 $272K
12 32569 Mary Esther 76 B 2 $296K
13 32578 Niceville 76 B 10 (1 health) $415K
14 32537 Milligan 73 B 0
15 32542 Eglin Afb 71 B 8
16 32547 Fort Walton Beach 68 C 6 $299K
17 32548 Fort Walton Beach 63 C 6 $291K
18 32579 Shalimar 55 C 0 $430K

Recommended Buyer Guides for Okaloosa County

Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.

Overview

Okaloosa County in Florida covers 18 ZIP codes with an average Home Safety Score of B (77/100).

15 of 18 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.

← Back to Florida water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Okaloosa County?
Okaloosa County receives a grade of B, indicating generally safe tap water across its 18 ZIP codes.
How many water systems serve Okaloosa County?
Okaloosa County is served by 29 public water systems that supply drinking water to residents across 18 ZIP codes.
What is the biggest environmental risk in Okaloosa County?
The primary environmental risk factor in Okaloosa County is flood. This contributes to an estimated additional annual cost of $2,627 per homeowner.
How old are homes in Okaloosa County?
The median home build year in Okaloosa County is 1988. 40.5% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Okaloosa County compare to Florida?
Okaloosa County has an average water safety score of 77/100, which is above the Florida state average of 73/100.

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