Ada County, ID

Ada County is located in the Southwest region of Idaho. The 2020 Census lists Ada County's population as 494,967. Our latest data shows that Ada County platted 4351 New Residential Subdivision Lots in 2024. See the table to the right for the information landproDATA.com maintains in Ada County.

Data Type Features
Parcels219,132Total
Record Of Survey15,153Total
CPF8,448Total
Subdivisions7,580Total
Developments708Active
-Entitlement Lots7,685Active
-Approved Lots19,405Active
-Final Lots7,427Active
Building Permits3,725YTD
Vacant Lots6,142Buildable
Instruments4,998,287Total
News161,354Total

Newsletter and latest features:

Subdivisions

LAMP DISTRICT SUBDIVISION
2025-10-06
SOLDIER PLACE SUBDIVISON
2025-10-06
CARRARA ESTATES SUBDIVISION NO 2
2025-09-25
STARRY NIGHT SUBDIVISION
2025-09-25
APEX NORTHWEST SUBDIVISION NO 5
2025-09-25

Developments

202502138-ZC-PUD-S-PR-MSP: Winters Run PH 7-8
2025-11-05
202501942-ZC-DA-S: Bully Creek Subdivision
2025-11-05
202301829-S-F: Logos Farm Subdivision
2025-11-05
201900111-S: Fairview Cemetery
2025-11-05
201601258-S-B-F: Dry Creek No 10
2025-11-05

News

Ada County Assessor Street Name Review
2035-01-22
Meridian Historic Preservation Commission Agenda
2025-08-28
Meridian Historic Preservation Commission Agenda Packet
2025-08-28
Boise Hearing Examiner Agenda Packet
2025-08-27
McAlister
2025-05-01

Building Permits

50308: New Construction
2025-11-05
50307: New Construction
2025-11-05
50340: New Construction
2025-11-05
50371: New Construction
2025-11-05
50370: New Construction
2025-11-05

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