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Data · May 2026 data · 13-month trend

Maine Flood Insurance Costs

In May 2026, the average premium among Maine NFIP policies newly written or renewed that month was $1,483. Premiums there are 51.0% higher than the $982 national figure. Costs have risen 8.3% year over year. 460 policies were written or renewed statewide that month across 16 reporting areas.

What we measure: Average premium among policies newly written or renewed that month (NFIP transactions) — not the official in-force average. OpenFEMA transaction data is published on a lag of roughly two months; the latest period shown reflects that lag.

Key facts — May 2026

Average premium
$1,483
Avg total cost (with fees)
$1,949
Change (year over year)
+8.3%
vs national average
+51.0%
Policies written or renewed
460
Counties reporting
16

Maine trend, last 13 months

Average premium among policies newly written or renewed each month. Bars scale to the highest month shown.

Average NFIP premium, total cost, and policy count by month in Maine
MonthAvg premiumPremium relative to highest monthAvg total costPolicies
May 2025$1,369$1,815483
June 2025$1,428$1,880465
July 2025$1,126$1,505764
August 2025$1,293$1,6991,016
September 2025$1,482$1,941978
October 2025$1,188$1,5811,119
November 2025$1,219$1,618846
December 2025$1,482$1,942728
January 2026$1,561$2,035494
February 2026$1,342$1,774512
March 2026$1,326$1,760609
April 2026$1,225$1,628586
May 2026$1,483$1,949460

County breakdown — May 2026

Sorted by average premium, highest first. Rows labeled with a FIPS code are reporting areas without a matched county name. Watch the policy count before reading much into small-county averages.

Average NFIP premium by county in Maine, May 2026
CountyAvg premiumPremium relative to highest countyAvg total costPolicies
FIPS 23000$2,946$3,7417
Oxford County$2,027$2,52511
Sagadahoc County$1,974$2,52215
Cumberland County$1,674$2,17581
York County$1,559$2,047185
Franklin County$1,491$1,9826
Lincoln County$1,426$1,92530
Washington County$1,344$1,8278
Somerset County$1,238$1,61511
Kennebec County$1,233$1,60520
Aroostook County$1,224$1,5536
Penobscot County$1,065$1,40415
Hancock County$918$1,30521
Knox County$906$1,29516
Androscoggin County$741$1,0038
Waldo County$663$9549

Use this data

Download Maine CSV (maine.csv) — free to reuse with attribution. Read the full methodology for formulas, update cadence, and limitations. Source: FEMA OpenFEMA NFIP policy transaction data (FimaNfipPolicies).

Suggested citation

"Maine Flood Insurance Costs." Out of the Storm News Flood Insurance Cost Index, May 2026, based on FEMA OpenFEMA NFIP policy transaction data. https://outofthestormnews.com/flood-insurance/costs/maine

Editorial context for reading these numbers — how NFIP coverage and pricing work in practice, and what a flood map does and doesn’t tell you.

Nearby states

← All states: Flood Insurance Cost Index