Multnomah County ยท OR

Multnomah County, Oregon Parcel Data Coverage

Multnomah County parcel data is available in AcreBound, with 643,882 mapped parcel records.

Multnomah County Coverage Summary

Share of Multnomah County parcel records that carry each data type.

643,882
Mapped parcels
100%
Boundary coverage
99.8%
APN coverage
95.6%
Address coverage
47.3%
Owner coverage
May 2026
Last updated

Multnomah County Land Profile

Multnomah County has 643,882 mapped parcels in the AcreBound Oregon dataset, the largest county dataset in the state.

Parcels here are predominantly small: 88.5% of parcels with recorded acreage are under one acre. The median mapped parcel size is approximately 0.17 acres. Residential parcels make up 84.3% of records with a classified land-use code, followed by vacant at 6%.

Across Multnomah County records, AcreBound holds parcel boundaries on 100%, APN or parcel ID on 99.8%, property addresses on 95.6% and owner information on 47.3%. These records were last refreshed in May 2026.

Data Available in Multnomah County

Data types available for Multnomah County
Data type Availability Records
Parcel Boundaries Excellent 100%
APN / Parcel ID Excellent 99.8%
Property Address Excellent 95.6%
Owner Information Partial 47.3%
Mailing Address Partial 47.2%
Acreage Excellent 100%
Land Use Excellent 98.5%
Building Information Excellent 100%

Availability describes how complete each data type is. The records themselves are viewed in the AcreBound app.

How Current Is Multnomah County Parcel Data?

AcreBound refreshes Multnomah County parcel records on a rolling basis. Verify anything important against official county records.

AcreBound data updated May 23, 2026
Updated within the last year
Excellent ยท 90%+Good ยท 75โ€“89%Partial ยท 40โ€“74%Limited ยท 1โ€“39%Unavailable ยท 0%

Multnomah County Parcel Statistics

Aggregated from Multnomah County parcel records that carry acreage and land-use values.

0.17
Median parcel size (acres)
2.9
Average parcel size (acres)
100%
Records with acreage

Parcel Size Distribution

Under 0.25 acre73.1%
0.25 - 1 acre15.4%
1 - 5 acres6.7%
5 - 10 acres2%
10 - 50 acres2.2%
50 - 100 acres0.4%
100+ acres0.3%

Share of parcels with recorded acreage.

Land Use in Multnomah County

Residential84.3%
Vacant6%
Agricultural4.6%
Commercial4%
Other0.7%
Industrial0.3%

Share of parcels with a classified land-use code.

Find Parcels in Multnomah County with AcreBound

Parcel details, boundaries and ownership information are available in the app.

Search by address

Find a parcel from a street address.

Search by APN / parcel ID

Look up a parcel using its APN or parcel number.

Search by owner

Find parcels by owner name where ownership data is available.

Search by map location

Tap anywhere on the map to open the parcel beneath it.

Search by GPS location

Use your current location to see the parcel you are standing on.

Available on iOS

Explore Multnomah County in AcreBound

View parcel boundaries, property details, ownership information and land data with AcreBound.