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Massachusetts Institute of Technology

Building equity : the evolution and efficacy of Montgomery County's moderately priced dwelling unit legislation

Abstract

dc:description.abstract

This thesis describes the history of Montgomery County, Maryland's Moderately Priced Dwelling Unit (MPDU) law. Passed in 1973, it is the oldest inclusionary zoning legislation in the country. The law emerged out of three policy streams-land use and density, fair housing and desegregation, and workforce housing and economic development-that coalesced in the late 1960s and early 1970s. Advocates for affordable housing appealed to widely held values in their effort to pass the MPDU legislation. The law stipulated that 15 percent of all units constructed in subdivisions of 50 units or more must meet the county's definition of affordability. Among the county's goals was the equal distribution of units across the county. Because the county left provision of the affordable units to the private sector, the county had little control of where units got built. In addition, a sewer moratorium limited growth in the county for most of the 1970s. As a result, housing prices appreciated rapidly, further increasing demand for affordable units. The 1980s saw many MPDUs delivered, and the county made several important changes to the law to keep the implementation in line with the original policy goals. The 1990s saw a decrease in units delivered as the areas of the county.where units were required became built out and the size of planned subdivisions fell. As units' control periods expired during the 1990s, fewer new units were coming on line to replace them. Today, only about 1,900 units are controlled. The county is currently considering additional changes to the law to ensure the delivery of future MPDUs.

Degree

thesis:*
Department dc:contributor.department
Massachusetts Institute of Technology. Dept. of Urban Studies and Planning.
Grantor dc:publisher
Massachusetts Institute of Technology
Year dc:date.issued
2004

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Jakabovics, Andrew, 1976-
Advisor dc:contributor.advisor
  • Langley C. Keyes.

Subjects

dc:subject × 1

Rights

dc:rights
Statement dc:rights
  • M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission.
Language dc:language.iso
eng

Identifiers

dc:identifier.*
Handle dc:identifier.uri
http://hdl.handle.net/1721.1/17687
OAI identifier oai:identifier
oai:dspace.mit.edu:1721.1/17687

Chain of custody

source
Harvested from
MIT
Base URL
dspace.mit.edu/oai/request
Last updated
2026-07-22
Source record
OAI-PMH GetRecord
citation

Jakabovics, Andrew, 1976-. Building equity : the evolution and efficacy of Montgomery County's moderately priced dwelling unit legislation. Massachusetts Institute of Technology, 2004. http://hdl.handle.net/1721.1/17687