What the Pros Know

40,620

Population

0.9% YoY

2023

45.9

Median Age

1.3% YoY

2022

$62,694

Median Household Income

4.7% YoY

2022

19,182

Labor Force

0.7% MoM

9.5% YoY

7/2025

18,570

Employed

0.1% MoM

9.8% YoY

7/2025

3.2%

Unemployment Rate

18.5% MoM

10.3% YoY

7/2025

$325,500

Median Sale Price

8.3% MoM

1.7% YoY

8/2025

64

Homes Sold

42.2% MoM

28.0% YoY

8/2025

4.0

Months Inventory

27% MoM

3.7% YoY

8/2025

47

Days on Market

6 MoM

7 YoY

8/2025

255

Listings

4.9% MoM

52.7% YoY

8/2025

234

Price per Sq Ft

18.6% MoM

13.8% YoY

8/2025

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Cities included in Waldo County: Belfast


Zip Codes included in Waldo County: [Click for zip code level data] 04354, 04438, 04496, 04848, 04849, 04915, 04921, 04922, 04941, 04949, 04951, 04952, 04973, 04974, 04981, 04986, 04987, 04988


 1.  Population Data from U.S. Census Bureau.
 2.  Employment Data from Bureau of Labor and Statistics
 3.  Sales Data provided by Redfin, a national real estate brokerage.

MoM = Month over Month. The percentage change from the previous month to the current month.
YoY = Year over Year. The percentage change from the same period the previous year to the current period.

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